gcc/libgfortran/acinclude.m4

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m4_include(../config/acx.m4)
m4_include(../config/no-executables.m4)
dnl Check:
dnl * If we have gettimeofday;
dnl * If we have struct timezone for use in calling it;
dnl * If calling it with a timezone pointer actually works -- this is deemed
dnl obsolete or undefined on some systems which say you should use a null
dnl pointer -- and undefine HAVE_TIMEZONE if so;
dnl * Whether it only takes one arg.
AC_DEFUN([LIBGFOR_GETTIMEOFDAY], [
AC_CHECK_FUNCS(gettimeofday)
if test "$ac_cv_func_gettimeofday" = yes; then
AC_CACHE_CHECK([for struct timezone], gfor_cv_struct_timezone,
[AC_TRY_COMPILE([#include <sys/time.h>],
[struct timezone tz;],
gfor_cv_struct_timezone=yes, gfor_cv_struct_timezone=no)])
if test $gfor_cv_struct_timezone = yes; then
dnl It may be that we can't call gettimeofday with a non-null pointer.
dnl In that case we'll lie about struct timezone.
AC_TRY_RUN([
#ifdef TIME_WITH_SYS_TIME
#include <sys/time.h>
#include <time.h>
#else
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#else
#include <time.h>
#endif
#endif
main ()
{
struct timeval time;
struct timezone dummy;
if (gettimeofday (&time, &dummy))
exit (1);
else
exit (0);
}],
[gfor_have_struct_timezone=yes], [gfor_have_struct_timezone=no],
[gfor_have_struct_timezone=yes])
if test $gfor_have_struct_timezone = yes; then
AC_DEFINE(HAVE_TIMEZONE, 1, [Do we have struct timezone])
fi
fi
AC_REQUIRE([AC_HEADER_TIME])
AC_CACHE_CHECK([whether gettimeofday can accept two arguments],
emacs_cv_gettimeofday_two_arguments,
[AC_TRY_LINK([
#ifdef TIME_WITH_SYS_TIME
#include <sys/time.h>
#include <time.h>
#else
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#else
#include <time.h>
#endif
#endif
],
[
struct timeval time;
#ifdef HAVE_TIMEZONE
struct timezone dummy;
#define DUMMY &dummy
#else
#define DUMMY NULL
#endif
gettimeofday (&time, DUMMY);],
emacs_cv_gettimeofday_two_arguments=yes,
emacs_cv_gettimeofday_two_arguments=no)])
if test $emacs_cv_gettimeofday_two_arguments = no; then
AC_DEFINE(GETTIMEOFDAY_ONE_ARGUMENT, 1,
[Does gettimeofday take a single argument])
fi
fi])
sinclude(../libtool.m4)
dnl The lines below arrange for aclocal not to bring an installed
dnl libtool.m4 into aclocal.m4, while still arranging for automake to
dnl add a definition of LIBTOOL to Makefile.in.
ifelse(,,,[AC_SUBST(LIBTOOL)
AC_DEFUN([AM_PROG_LIBTOOL])
AC_DEFUN([AC_LIBTOOL_DLOPEN])
AC_DEFUN([AC_PROG_LD])
])
dnl Check whether the target is ILP32.
AC_DEFUN([LIBGFOR_TARGET_ILP32], [
AC_CACHE_CHECK([whether the target is ILP32], target_ilp32, [
save_CFLAGS="$CFLAGS"
CFLAGS="-O2"
AC_TRY_LINK(,[
if (sizeof(int) == 4 && sizeof(long) == 4 && sizeof(void *) == 4)
;
else
undefined_function ();
],
target_ilp32=yes,
target_ilp32=no)
CFLAGS="$save_CFLAGS"])
if test $target_ilp32 = yes; then
AC_DEFINE(TARGET_ILP32, 1,
[Define to 1 if the target is ILP32.])
fi
])
acinclude.m4 (LIBGFOR_CHECK_ATTRIBUTE_VISIBILITY): New. * acinclude.m4 (LIBGFOR_CHECK_ATTRIBUTE_VISIBILITY): New. (LIBGFOR_CHECK_ATTRIBUTE_DLLEXPORT): New. (LIBGFOR_CHECK_ATTRIBUTE_ALIAS): New. * configure.ac: Use them. * configure, config.h.in, aclocal.m4: Rebuild. * libgfortran.h (prefix): Remove. (PREFIX, IPREFIX): New. (sym_rename, sym_rename1, sym_rename2): New. (internal_proto, export_proto, export_proto_np): New. (iexport_proto, iexport): New. (iexport_data_proto, iexport_data): New. * intrinsics/abort.c, intrinsics/args.c, intrinsics/associated.c, intrinsics/cpu_time.c, intrinsics/cshift0.c, intrinsics/date_and_time.c, intrinsics/env.c, intrinsics/eoshift0.c, intrinsics/eoshift2.c, intrinsics/etime.c, intrinsics/exit.c, intrinsics/flush.c, intrinsics/fnum.c, intrinsics/getXid.c, intrinsics/getcwd.c, intrinsics/ishftc.c, intrinsics/mvbits.c, intrinsics/pack_generic.c, intrinsics/rand.c, intrinsics/random.c, intrinsics/reshape_generic.c, intrinsics/size.c, intrinsics/spread_generic.c, intrinsics/stat.c, intrinsics/string_intrinsics.c, intrinsics/system.c, intrinsics/system_clock.c, intrinsics/transpose_generic.c, intrinsics/umask.c, intrinsics/unlink.c, intrinsics/unpack_generic.c, io/backspace.c, io/close.c, io/endfile.c, io/inquire.c, io/io.h, io/open.c, io/rewind.c, io/transfer.c, libgfortran.h, m4/cshift1.m4, m4/dotprod.m4, m4/dotprodc.m4, m4/dotprodl.m4, m4/eoshift1.m4, m4/eoshift3.m4, m4/exponent.m4, m4/fraction.m4, m4/iforeach.m4, m4/ifunction.m4, m4/matmul.m4, m4/matmull.m4, m4/nearest.m4, m4/pow.m4, m4/reshape.m4, m4/set_exponent.m4, m4/shape.m4, m4/transpose.m4, runtime/environ.c, runtime/error.c, runtime/in_pack_generic.c, runtime/in_unpack_generic.c, runtime/main.c, runtime/memory.c, runtime/pause.c, runtime/select.c, runtime/stop.c: Use them to mark symbols internal or external. * generated/*: Rebuild. From-SVN: r92045
2004-12-12 09:59:05 +01:00
dnl Check whether the target supports hidden visibility.
AC_DEFUN([LIBGFOR_CHECK_ATTRIBUTE_VISIBILITY], [
AC_CACHE_CHECK([whether the target supports hidden visibility],
have_attribute_visibility, [
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Werror"
AC_TRY_COMPILE([void __attribute__((visibility("hidden"))) foo(void) { }],
[], have_attribute_visibility=yes,
have_attribute_visibility=no)
CFLAGS="$save_CFLAGS"])
if test $have_attribute_visibility = yes; then
AC_DEFINE(HAVE_ATTRIBUTE_VISIBILITY, 1,
[Define to 1 if the target supports __attribute__((visibility(...))).])
fi])
dnl Check whether the target supports dllexport
AC_DEFUN([LIBGFOR_CHECK_ATTRIBUTE_DLLEXPORT], [
AC_CACHE_CHECK([whether the target supports dllexport],
have_attribute_dllexport, [
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Werror"
AC_TRY_COMPILE([void __attribute__((dllexport)) foo(void) { }],
[], have_attribute_dllexport=yes,
have_attribute_dllexport=no)
CFLAGS="$save_CFLAGS"])
if test $have_attribute_dllexport = yes; then
AC_DEFINE(HAVE_ATTRIBUTE_DLLEXPORT, 1,
[Define to 1 if the target supports __attribute__((dllexport)).])
fi])
dnl Check whether the target supports symbol aliases.
AC_DEFUN([LIBGFOR_CHECK_ATTRIBUTE_ALIAS], [
AC_CACHE_CHECK([whether the target supports symbol aliases],
have_attribute_alias, [
AC_TRY_LINK([
void foo(void) { }
extern void bar(void) __attribute__((alias("foo")));],
acinclude.m4 (LIBGFOR_CHECK_ATTRIBUTE_VISIBILITY): New. * acinclude.m4 (LIBGFOR_CHECK_ATTRIBUTE_VISIBILITY): New. (LIBGFOR_CHECK_ATTRIBUTE_DLLEXPORT): New. (LIBGFOR_CHECK_ATTRIBUTE_ALIAS): New. * configure.ac: Use them. * configure, config.h.in, aclocal.m4: Rebuild. * libgfortran.h (prefix): Remove. (PREFIX, IPREFIX): New. (sym_rename, sym_rename1, sym_rename2): New. (internal_proto, export_proto, export_proto_np): New. (iexport_proto, iexport): New. (iexport_data_proto, iexport_data): New. * intrinsics/abort.c, intrinsics/args.c, intrinsics/associated.c, intrinsics/cpu_time.c, intrinsics/cshift0.c, intrinsics/date_and_time.c, intrinsics/env.c, intrinsics/eoshift0.c, intrinsics/eoshift2.c, intrinsics/etime.c, intrinsics/exit.c, intrinsics/flush.c, intrinsics/fnum.c, intrinsics/getXid.c, intrinsics/getcwd.c, intrinsics/ishftc.c, intrinsics/mvbits.c, intrinsics/pack_generic.c, intrinsics/rand.c, intrinsics/random.c, intrinsics/reshape_generic.c, intrinsics/size.c, intrinsics/spread_generic.c, intrinsics/stat.c, intrinsics/string_intrinsics.c, intrinsics/system.c, intrinsics/system_clock.c, intrinsics/transpose_generic.c, intrinsics/umask.c, intrinsics/unlink.c, intrinsics/unpack_generic.c, io/backspace.c, io/close.c, io/endfile.c, io/inquire.c, io/io.h, io/open.c, io/rewind.c, io/transfer.c, libgfortran.h, m4/cshift1.m4, m4/dotprod.m4, m4/dotprodc.m4, m4/dotprodl.m4, m4/eoshift1.m4, m4/eoshift3.m4, m4/exponent.m4, m4/fraction.m4, m4/iforeach.m4, m4/ifunction.m4, m4/matmul.m4, m4/matmull.m4, m4/nearest.m4, m4/pow.m4, m4/reshape.m4, m4/set_exponent.m4, m4/shape.m4, m4/transpose.m4, runtime/environ.c, runtime/error.c, runtime/in_pack_generic.c, runtime/in_unpack_generic.c, runtime/main.c, runtime/memory.c, runtime/pause.c, runtime/select.c, runtime/stop.c: Use them to mark symbols internal or external. * generated/*: Rebuild. From-SVN: r92045
2004-12-12 09:59:05 +01:00
[bar();], have_attribute_alias=yes, have_attribute_alias=no)])
if test $have_attribute_alias = yes; then
AC_DEFINE(HAVE_ATTRIBUTE_ALIAS, 1,
[Define to 1 if the target supports __attribute__((alias(...))).])
fi])
re PR fortran/14943 (read/write code generation is not thread safe) gcc/fortran/ PR fortran/14943 PR fortran/21647 * Make-lang.in (fortran/trans-io.o): Depend on fortran/ioparm.def. * dump-parse-tree.c (gfc_show_code_node): Dump c->block for EXEC_{READ,WRITE,IOLENGTH} nodes. * io.c (terminate_io, match_io, gfc_match_inquire): Put data transfer commands into EXEC_{READ,WRITE,IOLENGTH}'s code->block. * resolve.c (resolve_blocks): Handle EXEC_{READ,WRITE,IOLENGTH}. * trans-io.c (ioparm_unit, ioparm_err, ioparm_end, ioparm_eor, ioparm_list_format, ioparm_library_return, ioparm_iostat, ioparm_exist, ioparm_opened, ioparm_number, ioparm_named, ioparm_rec, ioparm_nextrec, ioparm_size, ioparm_recl_in, ioparm_recl_out, ioparm_iolength, ioparm_file, ioparm_file_len, ioparm_status, ioparm_status_len, ioparm_access, ioparm_access_len, ioparm_form, ioparm_form_len, ioparm_blank, ioparm_blank_len, ioparm_position, ioparm_position_len, ioparm_action, ioparm_action_len, ioparm_delim, ioparm_delim_len, ioparm_pad, ioparm_pad_len, ioparm_format, ioparm_format_len, ioparm_advance, ioparm_advance_len, ioparm_name, ioparm_name_len, ioparm_internal_unit, ioparm_internal_unit_len, ioparm_internal_unit_desc, ioparm_sequential, ioparm_sequential_len, ioparm_direct, ioparm_direct_len, ioparm_formatted, ioparm_formatted_len, ioparm_unformatted, ioparm_unformatted_len, ioparm_read, ioparm_read_len, ioparm_write, ioparm_write_len, ioparm_readwrite, ioparm_readwrite_len, ioparm_namelist_name, ioparm_namelist_name_len, ioparm_namelist_read_mode, ioparm_iomsg, ioparm_iomsg_len, ioparm_var): Remove. (enum ioparam_type, enum iofield_type, enum iofield, enum iocall): New enums. (gfc_st_parameter_field, gfc_st_parameter): New typedefs. (st_parameter, st_parameter_field, iocall): New variables. (ADD_FIELD, ADD_STRING): Remove. (dt_parm, dt_post_end_block): New variables. (gfc_build_st_parameter): New function. (gfc_build_io_library_fndecls): Use it. Initialize iocall array rather than ioparm_*, add extra first arguments to the function types. (set_parameter_const): New function. (set_parameter_value): Add type argument, return a bitmask. Changed to set a field in automatic structure variable rather than set a field in a global _gfortran_ioparm variable. (set_parameter_ref): Likewise. If requested var has different size than what field should point to, call with a temporary and then copy into the user variable. Add postblock argument. (set_string): Remove var_len argument, add type argument, return a bitmask. Changed to set fields in automatic structure variable rather than set a field in a global _gfortran_ioparm variable. (set_internal_unit): Remove iunit, iunit_len, iunit_desc arguments, add var argument. Return a bitmask. Changed to set fields in automatic structure variable rather than set a field in a global _gfortran_ioparm variable. (set_flag): Removed. (io_result): Add var argument. Changed to read common.flags field from automatic structure variable and bitwise AND it with 3. (set_error_locus): Add var argument. Changed to set fields in automatic structure variable rather than set a field in a global _gfortran_{filename,line} variables. (gfc_trans_open): Use gfc_start_block rather than gfc_init_block. Create a temporary st_parameter_* structure. Adjust callers of all above mentioned functions. Pass address of the temporary variable as first argument to the generated function call. Use iocall array rather than ioparm_* separate variables. (gfc_trans_close, build_filepos, gfc_trans_inquire): Likewise. (build_dt): Likewise. Change first argument to tree from tree *. Don't dereference code->ext.dt if last_dt == INQUIRE. Emit IOLENGTH argument setup here. Set dt_parm/dt_post_end_block variables and gfc_trans_code the nested data transfer commands in code->block. (gfc_trans_iolength): Just set last_dt and call build_dt immediately. (transfer_namelist_element): Pass address of dt_parm variable to generated functions. Use iocall array rather than ioparm_* separate variables. (gfc_trans_backspace, gfc_trans_endfile, gfc_trans_rewind, gfc_trans_flush, gfc_trans_read, gfc_trans_write): Use iocall array rather than ioparm_* separate variables. (gfc_trans_dt_end): Likewise. Pass address of dt_parm variable as first argument to generated function. Adjust io_result caller. Prepend dt_post_end_block before io_result code. (transfer_expr): Use iocall array rather than ioparm_* separate variables. Pass address of dt_parm variables as first argument to generated functions. * ioparm.def: New file. gcc/testsuite/ PR fortran/24774 * gfortran.dg/inquire_9.f90: New test. PR fortran/21647 * gfortran.fortran-torture/execute/inquire_5.f90: New test. libgfortran/ PR fortran/24774 PR fortran/14943 PR fortran/21647 * Makefile.am (AM_CPPFLAGS): Add gcc directories as -I paths, add -D_GNU_SOURCE. * Makefile.in: Regenerated. * acinclude.m4 (LIBGFOR_CHECK_SYNC_FETCH_AND_ADD, LIBGFOR_CHECK_GTHR_DEFAULT, LIBGFOR_CHECK_PRAGMA_WEAK): New macros. * configure.ac: Add them. * configure: Rebuilt. * config.h.in: Rebuilt. * libtool-version: Bump libgfortran.so SONAME to libgfortran.so.1. * libgfortran.h (library_start, show_locus, internal_error, generate_error, find_option): Add st_parameter_common * argument. (library_end): Change into a dummy macro. * io/io.h: Include gthr.h. (SUPPORTS_WEAK): Define if HAVE_PRAGMA_WEAK. (CHARACTER): Remove define. (st_parameter, global_t): Remove typedef. (ioparm, g, ionml, current_unit): Remove variables. (init_error_stream): Remove prototype. (CHARACTER1, CHARACTER2): Define. (st_parameter_common, st_parameter_open, st_parameter_close, st_parameter_filepos, st_parameter_inquire, st_parameter_dt): New typedefs. (IOPARM_LIBRETURN_MASK, IOPARM_LIBRETURN_OK, IOPARM_LIBRETURN_ERROR, IOPARM_LIBRETURN_END, IOPARM_LIBRETURN_EOR, IOPARM_ERR, IOPARM_END, IOPARM_EOR, IOPARM_HAS_IOSTAT, IOPARM_HAS_IOMSG, IOPARM_COMMON_MASK, IOPARM_OPEN_HAS_RECL_IN, IOPARM_OPEN_HAS_FILE, IOPARM_OPEN_HAS_STATUS, IOPARM_OPEN_HAS_ACCESS, IOPARM_OPEN_HAS_FORM, IOPARM_OPEN_HAS_BLANK, IOPARM_OPEN_HAS_POSITION, IOPARM_OPEN_HAS_ACTION, IOPARM_OPEN_HAS_DELIM, IOPARM_OPEN_HAS_PAD, IOPARM_CLOSE_HAS_STATUS, IOPARM_INQUIRE_HAS_EXIST, IOPARM_INQUIRE_HAS_OPENED, IOPARM_INQUIRE_HAS_NUMBER, IOPARM_INQUIRE_HAS_NAMED, IOPARM_INQUIRE_HAS_NEXTREC, IOPARM_INQUIRE_HAS_RECL_OUT, IOPARM_INQUIRE_HAS_FILE, IOPARM_INQUIRE_HAS_ACCESS, IOPARM_INQUIRE_HAS_FORM, IOPARM_INQUIRE_HAS_BLANK, IOPARM_INQUIRE_HAS_POSITION, IOPARM_INQUIRE_HAS_ACTION, IOPARM_INQUIRE_HAS_DELIM, IOPARM_INQUIRE_HAS_PAD, IOPARM_INQUIRE_HAS_NAME, IOPARM_INQUIRE_HAS_SEQUENTIAL, IOPARM_INQUIRE_HAS_DIRECT, IOPARM_INQUIRE_HAS_FORMATTED, IOPARM_INQUIRE_HAS_UNFORMATTED, IOPARM_INQUIRE_HAS_READ, IOPARM_INQUIRE_HAS_WRITE, IOPARM_INQUIRE_HAS_READWRITE, IOPARM_DT_LIST_FORMAT, IOPARM_DT_NAMELIST_READ_MODE, IOPARM_DT_HAS_REC, IOPARM_DT_HAS_SIZE, IOPARM_DT_HAS_IOLENGTH, IOPARM_DT_HAS_FORMAT, IOPARM_DT_HAS_ADVANCE, IOPARM_DT_HAS_INTERNAL_UNIT, IOPARM_DT_HAS_NAMELIST_NAME, IOPARM_DT_IONML_SET): Define. (gfc_unit): Add lock, waiting and close fields. Change file from flexible array member into pointer to char. (open_external): Add st_parameter_open * argument. (find_file, file_exists): Add file and file_len arguments. (flush_all_units): New prototype. (max_offset, unit_root, unit_lock): New variable. (is_internal_unit, is_array_io, next_array_record, parse_format, next_format, unget_format, format_error, read_block, write_block, next_record, convert_real, read_a, read_f, read_l, read_x, read_radix, read_decimal, list_formatted_read, finish_list_read, namelist_read, namelist_write, write_a, write_b, write_d, write_e, write_en, write_es, write_f, write_i, write_l, write_o, write_x, write_z, list_formatted_write, get_unit): Add st_parameter_dt * argument. (insert_unit): Remove prototype. (find_or_create_unit, unlock_unit): New prototype. (new_unit): Return gfc_unit *. Add st_parameter_open * and gfc_unit * arguments. (free_fnodes): Remove prototype. (free_format_data): New prototype. (scratch): Remove. (init_at_eol): Remove prototype. (free_ionml): New prototype. (inc_waiting_locked, predec_waiting_locked, dec_waiting_unlocked): New inline functions. * io/unit.c (max_offset, unit_root, unit_lock): New variables. (insert): Adjust os_error caller. (insert_unit): Made static. Allocate memory here, initialize lock and after inserting it return it, locked. (delete_unit): Adjust for deletion of g. (find_unit_1): New function. (find_unit): Use it. (find_or_create_unit): New function. (get_unit): Add dtp argument, change meaning of the int argument as creation request flag. Adjust for different st_* calling conventions, lock internal unit's lock before returning it and removal of g. Call find_unit_1 instead of find_unit. (is_internal_unit, is_array_io): Add dtp argument, adjust for removal of most of global variables. (init_units): Initialize unit_lock. Adjust insert_unit callers and adjust for g removal. (close_unit_1): New function. (close_unit): Use it. (unlock_unit): New function. (close_units): Lock unit_lock, use close_unit_1 rather than close_unit. * io/close.c (st_close): Add clp argument. Adjust for new st_* calling conventions and internal function API changes. * io/file_pos.c (st_backspace, st_endfile, st_rewind, st_flush): Add fpp argument. Adjust for new st_* calling conventions and internal function API changes. (formatted_backspace, unformatted_backspace): Likewise. Add u argument. * io/open.c (edit_modes, st_open): Add opp argument. Adjust for new st_* calling conventions and internal function API changes. (already_open): Likewise. If not HAVE_UNLINK_OPEN_FILE, unlink scratch file. Instead of calling close_unit just call sclose, free u->file if any and clear a few u fields before calling new_unit. (new_unit): Return gfc_unit *. Add opp and u arguments. Adjust for new st_* calling conventions and internal function API changes. Don't allocate unit here, rather than work with already created unit u already locked on entry. In case of failure, close_unit it. * io/unix.c: Include unix.h. (BUFFER_SIZE, unix_stream): Moved to unix.h. (unit_to_fd): Add unlock_unit call. (tempfile): Add opp argument, use its fields rather than ioparm. (regular_file): Likewise. (open_external): Likewise. Only unlink file if fd >= 0. (init_error_stream): Add error argument, set structure it points to rather than filling static variable and returning its address. (FIND_FILE0_DECL, FIND_FILE0_ARGS): Define. (find_file0): Use them. Don't crash if u->s == NULL. (find_file): Add file and file_len arguments, use them instead of ioparm. Add locking. Pass either an array of 2 struct stat or file and file_len pair to find_file0. (flush_all_units_1, flush_all_units): New functions. (file_exists): Add file and file_len arguments, use them instead of ioparm. * io/unix.h: New file. * io/lock.c (ioparm, g, ionml): Remove variables. (library_start): Add cmp argument, adjust for new st_* calling conventions. (library_end): Remove. (free_ionml): New function. * io/inquire.c (inquire_via_unit, inquire_via_filename, st_inquire): Add iqp argument, adjust for new st_* calling conventions and internal function API changes. * io/format.c (FARRAY_SIZE): Decrease to 64. (fnode_array, format_data): New typedefs. (avail, array, format_string, string, error, saved_token, value, format_string_len, reversion_ok, saved_format): Remove variables. (colon_node): Add const. (free_fnode, free_fnodes): Remove. (free_format_data): New function. (next_char, unget_char, get_fnode, format_lex, parse_format_list, format_error, parse_format, revert, unget_format, next_test): Add fmt or dtp arguments, pass it all around, adjust for internal function API changes and adjust for removal of global variables. (next_format): Likewise. Constify return type. (next_format0): Constify return type. * io/transfer.c (current_unit, sf_seen_eor, eor_condition, max_pos, skips, pending_spaces, scratch, line_buffer, advance_status, transfer): Remove variables. (transfer_integer, transfer_real, transfer_logical, transfer_character, transfer_complex, transfer_array, current_mode, read_sf, read_block, read_block_direct, write_block, write_block_direct, unformatted_read, unformatted_write, type_name, write_constant_string, require_type, formatted_transfer_scalar, us_read, us_write, pre_position, data_transfer_init, next_record_r, next_record_w, next_record, finalize_transfer, iolength_transfer, iolength_transfer_init, st_iolength, st_iolength_done, st_read, st_read_done, st_write, st_write_done, st_set_nml_var, st_set_nml_var_dim, next_array_record): Add dtp argument, pass it all around, adjust for internal function API changes and removal of global variables. * io/list_read.c (repeat_count, saved_length, saved_used, input_complete, at_eol, comma_flag, last_char, saved_string, saved_type, namelist_mode, nml_read_error, value, parse_err_msg, nml_err_msg, prev_nl): Remove variables. (push_char, free_saved, next_char, unget_char, eat_spaces, eat_separator, finish_separator, nml_bad_return, convert_integer, parse_repeat, read_logical, read_integer, read_character, parse_real, read_complex, read_real, check_type, list_formatted_read_scalar, list_formatted_read, finish_list_read, find_nml_node, nml_untouch_nodes, nml_match_name, nml_query, namelist_read): Add dtp argument, pass it all around, adjust for internal function API changes and removal of global variables. (nml_parse_qualifier): Likewise. Add parse_err_msg argument. (nml_read_obj): Likewise. Add pprev_nl, nml_err_msg, clow and chigh arguments. (nml_get_obj_data): Likewise. Add pprev_nl and nml_err_msg arguments. (init_at_eol): Removed. * io/read.c (convert_real, read_l, read_a, next_char, read_decimal, read_radix, read_f, read_x): Add dtp argument, pass it all around, adjust for internal function API changes and removal of global variables. (set_integer): Adjust internal_error caller. * io/write.c (no_leading_blank, nml_delim): Remove variables. (write_a, calculate_sign, calculate_G_format, output_float, write_l, write_float, write_int, write_decimal, write_i, write_b, write_o, write_z, write_d, write_e, write_f, write_en, write_es, write_x, write_char, write_logical, write_integer, write_character, write_real, write_complex, write_separator, list_formatted_write_scalar, list_formatted_write, nml_write_obj, namelist_write): Add dtp argument, pass it all around, adjust for internal function API changes and removal of global variables. (extract_int, extract_uint, extract_real): Adjust internal_error callers. * runtime/fpu.c (_GNU_SOURCE): Don't define here. * runtime/error.c: Include ../io/unix.h. (filename, line): Remove variables. (st_printf): Pass address of a local variable to init_error_stream. (show_locus): Add cmp argument. Use fields it points to rather than filename and line variables. (os_error, runtime_error): Remove show_locus calls. (internal_error): Add cmp argument. Pass it down to show_locus. (generate_error): Likewise. Use flags bitmask instead of non-NULL check for iostat and iomsg parameter presence, adjust for st_* calling convention changes. * runtime/stop.c (stop_numeric, stop_string): Remove show_locus calls. * runtime/pause.c (pause_numeric, pause_string): Likewise. * runtime/string.c: Include ../io/io.h. (find_option): Add cmp argument. Pass it down to generate_error. * intrinsics/flush.c (recursive_flush): Remove. (flush_i4, flush_i8): Use flush_all_units. Add unlock_unit call. * intrinsics/rand.c: Include ../io/io.h. (rand_seed_lock): New variable. (srand, irand): Add locking. (init): New constructor function. * intrinsics/random.c: Include ../io/io.h. (random_lock): New variable. (random_r4, random_r8, arandom_r4, arandom_r8): Add locking. (random_seed): Likewise. open failed if fd < 0. Set i correctly. (init): New constructor function. * intrinsics/system_clock.c (tp0, t0): Remove. (system_clock_4, system_clock_8): Don't subtract tp0/t0 from current time, use just integer arithmetics. * intrinsics/tty.c (isatty_l4, isatty_l8, ttynam_sub): Add unlock_unit calls. From-SVN: r107328
2005-11-21 23:03:56 +01:00
dnl Check whether the target supports __sync_fetch_and_add.
AC_DEFUN([LIBGFOR_CHECK_SYNC_FETCH_AND_ADD], [
AC_CACHE_CHECK([whether the target supports __sync_fetch_and_add],
have_sync_fetch_and_add, [
AC_TRY_LINK([int foovar = 0;], [
if (foovar <= 0) return __sync_fetch_and_add (&foovar, 1);
if (foovar > 10) return __sync_add_and_fetch (&foovar, -1);],
have_sync_fetch_and_add=yes, have_sync_fetch_and_add=no)])
if test $have_sync_fetch_and_add = yes; then
AC_DEFINE(HAVE_SYNC_FETCH_AND_ADD, 1,
[Define to 1 if the target supports __sync_fetch_and_add])
fi])
dnl Check if threads are supported.
AC_DEFUN([LIBGFOR_CHECK_GTHR_DEFAULT], [
AC_CACHE_CHECK([configured target thread model],
target_thread_file, [
target_thread_file=`$CC -v 2>&1 | sed -n 's/^Thread model: //p'`])
if test $target_thread_file != single; then
AC_DEFINE(HAVE_GTHR_DEFAULT, 1,
[Define if the compiler has a thread header that is non single.])
fi])
dnl Check for pragma weak.
AC_DEFUN([LIBGFOR_GTHREAD_WEAK], [
re PR fortran/14943 (read/write code generation is not thread safe) gcc/fortran/ PR fortran/14943 PR fortran/21647 * Make-lang.in (fortran/trans-io.o): Depend on fortran/ioparm.def. * dump-parse-tree.c (gfc_show_code_node): Dump c->block for EXEC_{READ,WRITE,IOLENGTH} nodes. * io.c (terminate_io, match_io, gfc_match_inquire): Put data transfer commands into EXEC_{READ,WRITE,IOLENGTH}'s code->block. * resolve.c (resolve_blocks): Handle EXEC_{READ,WRITE,IOLENGTH}. * trans-io.c (ioparm_unit, ioparm_err, ioparm_end, ioparm_eor, ioparm_list_format, ioparm_library_return, ioparm_iostat, ioparm_exist, ioparm_opened, ioparm_number, ioparm_named, ioparm_rec, ioparm_nextrec, ioparm_size, ioparm_recl_in, ioparm_recl_out, ioparm_iolength, ioparm_file, ioparm_file_len, ioparm_status, ioparm_status_len, ioparm_access, ioparm_access_len, ioparm_form, ioparm_form_len, ioparm_blank, ioparm_blank_len, ioparm_position, ioparm_position_len, ioparm_action, ioparm_action_len, ioparm_delim, ioparm_delim_len, ioparm_pad, ioparm_pad_len, ioparm_format, ioparm_format_len, ioparm_advance, ioparm_advance_len, ioparm_name, ioparm_name_len, ioparm_internal_unit, ioparm_internal_unit_len, ioparm_internal_unit_desc, ioparm_sequential, ioparm_sequential_len, ioparm_direct, ioparm_direct_len, ioparm_formatted, ioparm_formatted_len, ioparm_unformatted, ioparm_unformatted_len, ioparm_read, ioparm_read_len, ioparm_write, ioparm_write_len, ioparm_readwrite, ioparm_readwrite_len, ioparm_namelist_name, ioparm_namelist_name_len, ioparm_namelist_read_mode, ioparm_iomsg, ioparm_iomsg_len, ioparm_var): Remove. (enum ioparam_type, enum iofield_type, enum iofield, enum iocall): New enums. (gfc_st_parameter_field, gfc_st_parameter): New typedefs. (st_parameter, st_parameter_field, iocall): New variables. (ADD_FIELD, ADD_STRING): Remove. (dt_parm, dt_post_end_block): New variables. (gfc_build_st_parameter): New function. (gfc_build_io_library_fndecls): Use it. Initialize iocall array rather than ioparm_*, add extra first arguments to the function types. (set_parameter_const): New function. (set_parameter_value): Add type argument, return a bitmask. Changed to set a field in automatic structure variable rather than set a field in a global _gfortran_ioparm variable. (set_parameter_ref): Likewise. If requested var has different size than what field should point to, call with a temporary and then copy into the user variable. Add postblock argument. (set_string): Remove var_len argument, add type argument, return a bitmask. Changed to set fields in automatic structure variable rather than set a field in a global _gfortran_ioparm variable. (set_internal_unit): Remove iunit, iunit_len, iunit_desc arguments, add var argument. Return a bitmask. Changed to set fields in automatic structure variable rather than set a field in a global _gfortran_ioparm variable. (set_flag): Removed. (io_result): Add var argument. Changed to read common.flags field from automatic structure variable and bitwise AND it with 3. (set_error_locus): Add var argument. Changed to set fields in automatic structure variable rather than set a field in a global _gfortran_{filename,line} variables. (gfc_trans_open): Use gfc_start_block rather than gfc_init_block. Create a temporary st_parameter_* structure. Adjust callers of all above mentioned functions. Pass address of the temporary variable as first argument to the generated function call. Use iocall array rather than ioparm_* separate variables. (gfc_trans_close, build_filepos, gfc_trans_inquire): Likewise. (build_dt): Likewise. Change first argument to tree from tree *. Don't dereference code->ext.dt if last_dt == INQUIRE. Emit IOLENGTH argument setup here. Set dt_parm/dt_post_end_block variables and gfc_trans_code the nested data transfer commands in code->block. (gfc_trans_iolength): Just set last_dt and call build_dt immediately. (transfer_namelist_element): Pass address of dt_parm variable to generated functions. Use iocall array rather than ioparm_* separate variables. (gfc_trans_backspace, gfc_trans_endfile, gfc_trans_rewind, gfc_trans_flush, gfc_trans_read, gfc_trans_write): Use iocall array rather than ioparm_* separate variables. (gfc_trans_dt_end): Likewise. Pass address of dt_parm variable as first argument to generated function. Adjust io_result caller. Prepend dt_post_end_block before io_result code. (transfer_expr): Use iocall array rather than ioparm_* separate variables. Pass address of dt_parm variables as first argument to generated functions. * ioparm.def: New file. gcc/testsuite/ PR fortran/24774 * gfortran.dg/inquire_9.f90: New test. PR fortran/21647 * gfortran.fortran-torture/execute/inquire_5.f90: New test. libgfortran/ PR fortran/24774 PR fortran/14943 PR fortran/21647 * Makefile.am (AM_CPPFLAGS): Add gcc directories as -I paths, add -D_GNU_SOURCE. * Makefile.in: Regenerated. * acinclude.m4 (LIBGFOR_CHECK_SYNC_FETCH_AND_ADD, LIBGFOR_CHECK_GTHR_DEFAULT, LIBGFOR_CHECK_PRAGMA_WEAK): New macros. * configure.ac: Add them. * configure: Rebuilt. * config.h.in: Rebuilt. * libtool-version: Bump libgfortran.so SONAME to libgfortran.so.1. * libgfortran.h (library_start, show_locus, internal_error, generate_error, find_option): Add st_parameter_common * argument. (library_end): Change into a dummy macro. * io/io.h: Include gthr.h. (SUPPORTS_WEAK): Define if HAVE_PRAGMA_WEAK. (CHARACTER): Remove define. (st_parameter, global_t): Remove typedef. (ioparm, g, ionml, current_unit): Remove variables. (init_error_stream): Remove prototype. (CHARACTER1, CHARACTER2): Define. (st_parameter_common, st_parameter_open, st_parameter_close, st_parameter_filepos, st_parameter_inquire, st_parameter_dt): New typedefs. (IOPARM_LIBRETURN_MASK, IOPARM_LIBRETURN_OK, IOPARM_LIBRETURN_ERROR, IOPARM_LIBRETURN_END, IOPARM_LIBRETURN_EOR, IOPARM_ERR, IOPARM_END, IOPARM_EOR, IOPARM_HAS_IOSTAT, IOPARM_HAS_IOMSG, IOPARM_COMMON_MASK, IOPARM_OPEN_HAS_RECL_IN, IOPARM_OPEN_HAS_FILE, IOPARM_OPEN_HAS_STATUS, IOPARM_OPEN_HAS_ACCESS, IOPARM_OPEN_HAS_FORM, IOPARM_OPEN_HAS_BLANK, IOPARM_OPEN_HAS_POSITION, IOPARM_OPEN_HAS_ACTION, IOPARM_OPEN_HAS_DELIM, IOPARM_OPEN_HAS_PAD, IOPARM_CLOSE_HAS_STATUS, IOPARM_INQUIRE_HAS_EXIST, IOPARM_INQUIRE_HAS_OPENED, IOPARM_INQUIRE_HAS_NUMBER, IOPARM_INQUIRE_HAS_NAMED, IOPARM_INQUIRE_HAS_NEXTREC, IOPARM_INQUIRE_HAS_RECL_OUT, IOPARM_INQUIRE_HAS_FILE, IOPARM_INQUIRE_HAS_ACCESS, IOPARM_INQUIRE_HAS_FORM, IOPARM_INQUIRE_HAS_BLANK, IOPARM_INQUIRE_HAS_POSITION, IOPARM_INQUIRE_HAS_ACTION, IOPARM_INQUIRE_HAS_DELIM, IOPARM_INQUIRE_HAS_PAD, IOPARM_INQUIRE_HAS_NAME, IOPARM_INQUIRE_HAS_SEQUENTIAL, IOPARM_INQUIRE_HAS_DIRECT, IOPARM_INQUIRE_HAS_FORMATTED, IOPARM_INQUIRE_HAS_UNFORMATTED, IOPARM_INQUIRE_HAS_READ, IOPARM_INQUIRE_HAS_WRITE, IOPARM_INQUIRE_HAS_READWRITE, IOPARM_DT_LIST_FORMAT, IOPARM_DT_NAMELIST_READ_MODE, IOPARM_DT_HAS_REC, IOPARM_DT_HAS_SIZE, IOPARM_DT_HAS_IOLENGTH, IOPARM_DT_HAS_FORMAT, IOPARM_DT_HAS_ADVANCE, IOPARM_DT_HAS_INTERNAL_UNIT, IOPARM_DT_HAS_NAMELIST_NAME, IOPARM_DT_IONML_SET): Define. (gfc_unit): Add lock, waiting and close fields. Change file from flexible array member into pointer to char. (open_external): Add st_parameter_open * argument. (find_file, file_exists): Add file and file_len arguments. (flush_all_units): New prototype. (max_offset, unit_root, unit_lock): New variable. (is_internal_unit, is_array_io, next_array_record, parse_format, next_format, unget_format, format_error, read_block, write_block, next_record, convert_real, read_a, read_f, read_l, read_x, read_radix, read_decimal, list_formatted_read, finish_list_read, namelist_read, namelist_write, write_a, write_b, write_d, write_e, write_en, write_es, write_f, write_i, write_l, write_o, write_x, write_z, list_formatted_write, get_unit): Add st_parameter_dt * argument. (insert_unit): Remove prototype. (find_or_create_unit, unlock_unit): New prototype. (new_unit): Return gfc_unit *. Add st_parameter_open * and gfc_unit * arguments. (free_fnodes): Remove prototype. (free_format_data): New prototype. (scratch): Remove. (init_at_eol): Remove prototype. (free_ionml): New prototype. (inc_waiting_locked, predec_waiting_locked, dec_waiting_unlocked): New inline functions. * io/unit.c (max_offset, unit_root, unit_lock): New variables. (insert): Adjust os_error caller. (insert_unit): Made static. Allocate memory here, initialize lock and after inserting it return it, locked. (delete_unit): Adjust for deletion of g. (find_unit_1): New function. (find_unit): Use it. (find_or_create_unit): New function. (get_unit): Add dtp argument, change meaning of the int argument as creation request flag. Adjust for different st_* calling conventions, lock internal unit's lock before returning it and removal of g. Call find_unit_1 instead of find_unit. (is_internal_unit, is_array_io): Add dtp argument, adjust for removal of most of global variables. (init_units): Initialize unit_lock. Adjust insert_unit callers and adjust for g removal. (close_unit_1): New function. (close_unit): Use it. (unlock_unit): New function. (close_units): Lock unit_lock, use close_unit_1 rather than close_unit. * io/close.c (st_close): Add clp argument. Adjust for new st_* calling conventions and internal function API changes. * io/file_pos.c (st_backspace, st_endfile, st_rewind, st_flush): Add fpp argument. Adjust for new st_* calling conventions and internal function API changes. (formatted_backspace, unformatted_backspace): Likewise. Add u argument. * io/open.c (edit_modes, st_open): Add opp argument. Adjust for new st_* calling conventions and internal function API changes. (already_open): Likewise. If not HAVE_UNLINK_OPEN_FILE, unlink scratch file. Instead of calling close_unit just call sclose, free u->file if any and clear a few u fields before calling new_unit. (new_unit): Return gfc_unit *. Add opp and u arguments. Adjust for new st_* calling conventions and internal function API changes. Don't allocate unit here, rather than work with already created unit u already locked on entry. In case of failure, close_unit it. * io/unix.c: Include unix.h. (BUFFER_SIZE, unix_stream): Moved to unix.h. (unit_to_fd): Add unlock_unit call. (tempfile): Add opp argument, use its fields rather than ioparm. (regular_file): Likewise. (open_external): Likewise. Only unlink file if fd >= 0. (init_error_stream): Add error argument, set structure it points to rather than filling static variable and returning its address. (FIND_FILE0_DECL, FIND_FILE0_ARGS): Define. (find_file0): Use them. Don't crash if u->s == NULL. (find_file): Add file and file_len arguments, use them instead of ioparm. Add locking. Pass either an array of 2 struct stat or file and file_len pair to find_file0. (flush_all_units_1, flush_all_units): New functions. (file_exists): Add file and file_len arguments, use them instead of ioparm. * io/unix.h: New file. * io/lock.c (ioparm, g, ionml): Remove variables. (library_start): Add cmp argument, adjust for new st_* calling conventions. (library_end): Remove. (free_ionml): New function. * io/inquire.c (inquire_via_unit, inquire_via_filename, st_inquire): Add iqp argument, adjust for new st_* calling conventions and internal function API changes. * io/format.c (FARRAY_SIZE): Decrease to 64. (fnode_array, format_data): New typedefs. (avail, array, format_string, string, error, saved_token, value, format_string_len, reversion_ok, saved_format): Remove variables. (colon_node): Add const. (free_fnode, free_fnodes): Remove. (free_format_data): New function. (next_char, unget_char, get_fnode, format_lex, parse_format_list, format_error, parse_format, revert, unget_format, next_test): Add fmt or dtp arguments, pass it all around, adjust for internal function API changes and adjust for removal of global variables. (next_format): Likewise. Constify return type. (next_format0): Constify return type. * io/transfer.c (current_unit, sf_seen_eor, eor_condition, max_pos, skips, pending_spaces, scratch, line_buffer, advance_status, transfer): Remove variables. (transfer_integer, transfer_real, transfer_logical, transfer_character, transfer_complex, transfer_array, current_mode, read_sf, read_block, read_block_direct, write_block, write_block_direct, unformatted_read, unformatted_write, type_name, write_constant_string, require_type, formatted_transfer_scalar, us_read, us_write, pre_position, data_transfer_init, next_record_r, next_record_w, next_record, finalize_transfer, iolength_transfer, iolength_transfer_init, st_iolength, st_iolength_done, st_read, st_read_done, st_write, st_write_done, st_set_nml_var, st_set_nml_var_dim, next_array_record): Add dtp argument, pass it all around, adjust for internal function API changes and removal of global variables. * io/list_read.c (repeat_count, saved_length, saved_used, input_complete, at_eol, comma_flag, last_char, saved_string, saved_type, namelist_mode, nml_read_error, value, parse_err_msg, nml_err_msg, prev_nl): Remove variables. (push_char, free_saved, next_char, unget_char, eat_spaces, eat_separator, finish_separator, nml_bad_return, convert_integer, parse_repeat, read_logical, read_integer, read_character, parse_real, read_complex, read_real, check_type, list_formatted_read_scalar, list_formatted_read, finish_list_read, find_nml_node, nml_untouch_nodes, nml_match_name, nml_query, namelist_read): Add dtp argument, pass it all around, adjust for internal function API changes and removal of global variables. (nml_parse_qualifier): Likewise. Add parse_err_msg argument. (nml_read_obj): Likewise. Add pprev_nl, nml_err_msg, clow and chigh arguments. (nml_get_obj_data): Likewise. Add pprev_nl and nml_err_msg arguments. (init_at_eol): Removed. * io/read.c (convert_real, read_l, read_a, next_char, read_decimal, read_radix, read_f, read_x): Add dtp argument, pass it all around, adjust for internal function API changes and removal of global variables. (set_integer): Adjust internal_error caller. * io/write.c (no_leading_blank, nml_delim): Remove variables. (write_a, calculate_sign, calculate_G_format, output_float, write_l, write_float, write_int, write_decimal, write_i, write_b, write_o, write_z, write_d, write_e, write_f, write_en, write_es, write_x, write_char, write_logical, write_integer, write_character, write_real, write_complex, write_separator, list_formatted_write_scalar, list_formatted_write, nml_write_obj, namelist_write): Add dtp argument, pass it all around, adjust for internal function API changes and removal of global variables. (extract_int, extract_uint, extract_real): Adjust internal_error callers. * runtime/fpu.c (_GNU_SOURCE): Don't define here. * runtime/error.c: Include ../io/unix.h. (filename, line): Remove variables. (st_printf): Pass address of a local variable to init_error_stream. (show_locus): Add cmp argument. Use fields it points to rather than filename and line variables. (os_error, runtime_error): Remove show_locus calls. (internal_error): Add cmp argument. Pass it down to show_locus. (generate_error): Likewise. Use flags bitmask instead of non-NULL check for iostat and iomsg parameter presence, adjust for st_* calling convention changes. * runtime/stop.c (stop_numeric, stop_string): Remove show_locus calls. * runtime/pause.c (pause_numeric, pause_string): Likewise. * runtime/string.c: Include ../io/io.h. (find_option): Add cmp argument. Pass it down to generate_error. * intrinsics/flush.c (recursive_flush): Remove. (flush_i4, flush_i8): Use flush_all_units. Add unlock_unit call. * intrinsics/rand.c: Include ../io/io.h. (rand_seed_lock): New variable. (srand, irand): Add locking. (init): New constructor function. * intrinsics/random.c: Include ../io/io.h. (random_lock): New variable. (random_r4, random_r8, arandom_r4, arandom_r8): Add locking. (random_seed): Likewise. open failed if fd < 0. Set i correctly. (init): New constructor function. * intrinsics/system_clock.c (tp0, t0): Remove. (system_clock_4, system_clock_8): Don't subtract tp0/t0 from current time, use just integer arithmetics. * intrinsics/tty.c (isatty_l4, isatty_l8, ttynam_sub): Add unlock_unit calls. From-SVN: r107328
2005-11-21 23:03:56 +01:00
AC_CACHE_CHECK([whether pragma weak works],
have_pragma_weak, [
gfor_save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wunknown-pragmas"
AC_TRY_COMPILE([void foo (void);
#pragma weak foo], [if (foo) foo ();],
have_pragma_weak=yes, have_pragma_weak=no)])
if test $have_pragma_weak = yes; then
AC_DEFINE(SUPPORTS_WEAK, 1,
re PR fortran/14943 (read/write code generation is not thread safe) gcc/fortran/ PR fortran/14943 PR fortran/21647 * Make-lang.in (fortran/trans-io.o): Depend on fortran/ioparm.def. * dump-parse-tree.c (gfc_show_code_node): Dump c->block for EXEC_{READ,WRITE,IOLENGTH} nodes. * io.c (terminate_io, match_io, gfc_match_inquire): Put data transfer commands into EXEC_{READ,WRITE,IOLENGTH}'s code->block. * resolve.c (resolve_blocks): Handle EXEC_{READ,WRITE,IOLENGTH}. * trans-io.c (ioparm_unit, ioparm_err, ioparm_end, ioparm_eor, ioparm_list_format, ioparm_library_return, ioparm_iostat, ioparm_exist, ioparm_opened, ioparm_number, ioparm_named, ioparm_rec, ioparm_nextrec, ioparm_size, ioparm_recl_in, ioparm_recl_out, ioparm_iolength, ioparm_file, ioparm_file_len, ioparm_status, ioparm_status_len, ioparm_access, ioparm_access_len, ioparm_form, ioparm_form_len, ioparm_blank, ioparm_blank_len, ioparm_position, ioparm_position_len, ioparm_action, ioparm_action_len, ioparm_delim, ioparm_delim_len, ioparm_pad, ioparm_pad_len, ioparm_format, ioparm_format_len, ioparm_advance, ioparm_advance_len, ioparm_name, ioparm_name_len, ioparm_internal_unit, ioparm_internal_unit_len, ioparm_internal_unit_desc, ioparm_sequential, ioparm_sequential_len, ioparm_direct, ioparm_direct_len, ioparm_formatted, ioparm_formatted_len, ioparm_unformatted, ioparm_unformatted_len, ioparm_read, ioparm_read_len, ioparm_write, ioparm_write_len, ioparm_readwrite, ioparm_readwrite_len, ioparm_namelist_name, ioparm_namelist_name_len, ioparm_namelist_read_mode, ioparm_iomsg, ioparm_iomsg_len, ioparm_var): Remove. (enum ioparam_type, enum iofield_type, enum iofield, enum iocall): New enums. (gfc_st_parameter_field, gfc_st_parameter): New typedefs. (st_parameter, st_parameter_field, iocall): New variables. (ADD_FIELD, ADD_STRING): Remove. (dt_parm, dt_post_end_block): New variables. (gfc_build_st_parameter): New function. (gfc_build_io_library_fndecls): Use it. Initialize iocall array rather than ioparm_*, add extra first arguments to the function types. (set_parameter_const): New function. (set_parameter_value): Add type argument, return a bitmask. Changed to set a field in automatic structure variable rather than set a field in a global _gfortran_ioparm variable. (set_parameter_ref): Likewise. If requested var has different size than what field should point to, call with a temporary and then copy into the user variable. Add postblock argument. (set_string): Remove var_len argument, add type argument, return a bitmask. Changed to set fields in automatic structure variable rather than set a field in a global _gfortran_ioparm variable. (set_internal_unit): Remove iunit, iunit_len, iunit_desc arguments, add var argument. Return a bitmask. Changed to set fields in automatic structure variable rather than set a field in a global _gfortran_ioparm variable. (set_flag): Removed. (io_result): Add var argument. Changed to read common.flags field from automatic structure variable and bitwise AND it with 3. (set_error_locus): Add var argument. Changed to set fields in automatic structure variable rather than set a field in a global _gfortran_{filename,line} variables. (gfc_trans_open): Use gfc_start_block rather than gfc_init_block. Create a temporary st_parameter_* structure. Adjust callers of all above mentioned functions. Pass address of the temporary variable as first argument to the generated function call. Use iocall array rather than ioparm_* separate variables. (gfc_trans_close, build_filepos, gfc_trans_inquire): Likewise. (build_dt): Likewise. Change first argument to tree from tree *. Don't dereference code->ext.dt if last_dt == INQUIRE. Emit IOLENGTH argument setup here. Set dt_parm/dt_post_end_block variables and gfc_trans_code the nested data transfer commands in code->block. (gfc_trans_iolength): Just set last_dt and call build_dt immediately. (transfer_namelist_element): Pass address of dt_parm variable to generated functions. Use iocall array rather than ioparm_* separate variables. (gfc_trans_backspace, gfc_trans_endfile, gfc_trans_rewind, gfc_trans_flush, gfc_trans_read, gfc_trans_write): Use iocall array rather than ioparm_* separate variables. (gfc_trans_dt_end): Likewise. Pass address of dt_parm variable as first argument to generated function. Adjust io_result caller. Prepend dt_post_end_block before io_result code. (transfer_expr): Use iocall array rather than ioparm_* separate variables. Pass address of dt_parm variables as first argument to generated functions. * ioparm.def: New file. gcc/testsuite/ PR fortran/24774 * gfortran.dg/inquire_9.f90: New test. PR fortran/21647 * gfortran.fortran-torture/execute/inquire_5.f90: New test. libgfortran/ PR fortran/24774 PR fortran/14943 PR fortran/21647 * Makefile.am (AM_CPPFLAGS): Add gcc directories as -I paths, add -D_GNU_SOURCE. * Makefile.in: Regenerated. * acinclude.m4 (LIBGFOR_CHECK_SYNC_FETCH_AND_ADD, LIBGFOR_CHECK_GTHR_DEFAULT, LIBGFOR_CHECK_PRAGMA_WEAK): New macros. * configure.ac: Add them. * configure: Rebuilt. * config.h.in: Rebuilt. * libtool-version: Bump libgfortran.so SONAME to libgfortran.so.1. * libgfortran.h (library_start, show_locus, internal_error, generate_error, find_option): Add st_parameter_common * argument. (library_end): Change into a dummy macro. * io/io.h: Include gthr.h. (SUPPORTS_WEAK): Define if HAVE_PRAGMA_WEAK. (CHARACTER): Remove define. (st_parameter, global_t): Remove typedef. (ioparm, g, ionml, current_unit): Remove variables. (init_error_stream): Remove prototype. (CHARACTER1, CHARACTER2): Define. (st_parameter_common, st_parameter_open, st_parameter_close, st_parameter_filepos, st_parameter_inquire, st_parameter_dt): New typedefs. (IOPARM_LIBRETURN_MASK, IOPARM_LIBRETURN_OK, IOPARM_LIBRETURN_ERROR, IOPARM_LIBRETURN_END, IOPARM_LIBRETURN_EOR, IOPARM_ERR, IOPARM_END, IOPARM_EOR, IOPARM_HAS_IOSTAT, IOPARM_HAS_IOMSG, IOPARM_COMMON_MASK, IOPARM_OPEN_HAS_RECL_IN, IOPARM_OPEN_HAS_FILE, IOPARM_OPEN_HAS_STATUS, IOPARM_OPEN_HAS_ACCESS, IOPARM_OPEN_HAS_FORM, IOPARM_OPEN_HAS_BLANK, IOPARM_OPEN_HAS_POSITION, IOPARM_OPEN_HAS_ACTION, IOPARM_OPEN_HAS_DELIM, IOPARM_OPEN_HAS_PAD, IOPARM_CLOSE_HAS_STATUS, IOPARM_INQUIRE_HAS_EXIST, IOPARM_INQUIRE_HAS_OPENED, IOPARM_INQUIRE_HAS_NUMBER, IOPARM_INQUIRE_HAS_NAMED, IOPARM_INQUIRE_HAS_NEXTREC, IOPARM_INQUIRE_HAS_RECL_OUT, IOPARM_INQUIRE_HAS_FILE, IOPARM_INQUIRE_HAS_ACCESS, IOPARM_INQUIRE_HAS_FORM, IOPARM_INQUIRE_HAS_BLANK, IOPARM_INQUIRE_HAS_POSITION, IOPARM_INQUIRE_HAS_ACTION, IOPARM_INQUIRE_HAS_DELIM, IOPARM_INQUIRE_HAS_PAD, IOPARM_INQUIRE_HAS_NAME, IOPARM_INQUIRE_HAS_SEQUENTIAL, IOPARM_INQUIRE_HAS_DIRECT, IOPARM_INQUIRE_HAS_FORMATTED, IOPARM_INQUIRE_HAS_UNFORMATTED, IOPARM_INQUIRE_HAS_READ, IOPARM_INQUIRE_HAS_WRITE, IOPARM_INQUIRE_HAS_READWRITE, IOPARM_DT_LIST_FORMAT, IOPARM_DT_NAMELIST_READ_MODE, IOPARM_DT_HAS_REC, IOPARM_DT_HAS_SIZE, IOPARM_DT_HAS_IOLENGTH, IOPARM_DT_HAS_FORMAT, IOPARM_DT_HAS_ADVANCE, IOPARM_DT_HAS_INTERNAL_UNIT, IOPARM_DT_HAS_NAMELIST_NAME, IOPARM_DT_IONML_SET): Define. (gfc_unit): Add lock, waiting and close fields. Change file from flexible array member into pointer to char. (open_external): Add st_parameter_open * argument. (find_file, file_exists): Add file and file_len arguments. (flush_all_units): New prototype. (max_offset, unit_root, unit_lock): New variable. (is_internal_unit, is_array_io, next_array_record, parse_format, next_format, unget_format, format_error, read_block, write_block, next_record, convert_real, read_a, read_f, read_l, read_x, read_radix, read_decimal, list_formatted_read, finish_list_read, namelist_read, namelist_write, write_a, write_b, write_d, write_e, write_en, write_es, write_f, write_i, write_l, write_o, write_x, write_z, list_formatted_write, get_unit): Add st_parameter_dt * argument. (insert_unit): Remove prototype. (find_or_create_unit, unlock_unit): New prototype. (new_unit): Return gfc_unit *. Add st_parameter_open * and gfc_unit * arguments. (free_fnodes): Remove prototype. (free_format_data): New prototype. (scratch): Remove. (init_at_eol): Remove prototype. (free_ionml): New prototype. (inc_waiting_locked, predec_waiting_locked, dec_waiting_unlocked): New inline functions. * io/unit.c (max_offset, unit_root, unit_lock): New variables. (insert): Adjust os_error caller. (insert_unit): Made static. Allocate memory here, initialize lock and after inserting it return it, locked. (delete_unit): Adjust for deletion of g. (find_unit_1): New function. (find_unit): Use it. (find_or_create_unit): New function. (get_unit): Add dtp argument, change meaning of the int argument as creation request flag. Adjust for different st_* calling conventions, lock internal unit's lock before returning it and removal of g. Call find_unit_1 instead of find_unit. (is_internal_unit, is_array_io): Add dtp argument, adjust for removal of most of global variables. (init_units): Initialize unit_lock. Adjust insert_unit callers and adjust for g removal. (close_unit_1): New function. (close_unit): Use it. (unlock_unit): New function. (close_units): Lock unit_lock, use close_unit_1 rather than close_unit. * io/close.c (st_close): Add clp argument. Adjust for new st_* calling conventions and internal function API changes. * io/file_pos.c (st_backspace, st_endfile, st_rewind, st_flush): Add fpp argument. Adjust for new st_* calling conventions and internal function API changes. (formatted_backspace, unformatted_backspace): Likewise. Add u argument. * io/open.c (edit_modes, st_open): Add opp argument. Adjust for new st_* calling conventions and internal function API changes. (already_open): Likewise. If not HAVE_UNLINK_OPEN_FILE, unlink scratch file. Instead of calling close_unit just call sclose, free u->file if any and clear a few u fields before calling new_unit. (new_unit): Return gfc_unit *. Add opp and u arguments. Adjust for new st_* calling conventions and internal function API changes. Don't allocate unit here, rather than work with already created unit u already locked on entry. In case of failure, close_unit it. * io/unix.c: Include unix.h. (BUFFER_SIZE, unix_stream): Moved to unix.h. (unit_to_fd): Add unlock_unit call. (tempfile): Add opp argument, use its fields rather than ioparm. (regular_file): Likewise. (open_external): Likewise. Only unlink file if fd >= 0. (init_error_stream): Add error argument, set structure it points to rather than filling static variable and returning its address. (FIND_FILE0_DECL, FIND_FILE0_ARGS): Define. (find_file0): Use them. Don't crash if u->s == NULL. (find_file): Add file and file_len arguments, use them instead of ioparm. Add locking. Pass either an array of 2 struct stat or file and file_len pair to find_file0. (flush_all_units_1, flush_all_units): New functions. (file_exists): Add file and file_len arguments, use them instead of ioparm. * io/unix.h: New file. * io/lock.c (ioparm, g, ionml): Remove variables. (library_start): Add cmp argument, adjust for new st_* calling conventions. (library_end): Remove. (free_ionml): New function. * io/inquire.c (inquire_via_unit, inquire_via_filename, st_inquire): Add iqp argument, adjust for new st_* calling conventions and internal function API changes. * io/format.c (FARRAY_SIZE): Decrease to 64. (fnode_array, format_data): New typedefs. (avail, array, format_string, string, error, saved_token, value, format_string_len, reversion_ok, saved_format): Remove variables. (colon_node): Add const. (free_fnode, free_fnodes): Remove. (free_format_data): New function. (next_char, unget_char, get_fnode, format_lex, parse_format_list, format_error, parse_format, revert, unget_format, next_test): Add fmt or dtp arguments, pass it all around, adjust for internal function API changes and adjust for removal of global variables. (next_format): Likewise. Constify return type. (next_format0): Constify return type. * io/transfer.c (current_unit, sf_seen_eor, eor_condition, max_pos, skips, pending_spaces, scratch, line_buffer, advance_status, transfer): Remove variables. (transfer_integer, transfer_real, transfer_logical, transfer_character, transfer_complex, transfer_array, current_mode, read_sf, read_block, read_block_direct, write_block, write_block_direct, unformatted_read, unformatted_write, type_name, write_constant_string, require_type, formatted_transfer_scalar, us_read, us_write, pre_position, data_transfer_init, next_record_r, next_record_w, next_record, finalize_transfer, iolength_transfer, iolength_transfer_init, st_iolength, st_iolength_done, st_read, st_read_done, st_write, st_write_done, st_set_nml_var, st_set_nml_var_dim, next_array_record): Add dtp argument, pass it all around, adjust for internal function API changes and removal of global variables. * io/list_read.c (repeat_count, saved_length, saved_used, input_complete, at_eol, comma_flag, last_char, saved_string, saved_type, namelist_mode, nml_read_error, value, parse_err_msg, nml_err_msg, prev_nl): Remove variables. (push_char, free_saved, next_char, unget_char, eat_spaces, eat_separator, finish_separator, nml_bad_return, convert_integer, parse_repeat, read_logical, read_integer, read_character, parse_real, read_complex, read_real, check_type, list_formatted_read_scalar, list_formatted_read, finish_list_read, find_nml_node, nml_untouch_nodes, nml_match_name, nml_query, namelist_read): Add dtp argument, pass it all around, adjust for internal function API changes and removal of global variables. (nml_parse_qualifier): Likewise. Add parse_err_msg argument. (nml_read_obj): Likewise. Add pprev_nl, nml_err_msg, clow and chigh arguments. (nml_get_obj_data): Likewise. Add pprev_nl and nml_err_msg arguments. (init_at_eol): Removed. * io/read.c (convert_real, read_l, read_a, next_char, read_decimal, read_radix, read_f, read_x): Add dtp argument, pass it all around, adjust for internal function API changes and removal of global variables. (set_integer): Adjust internal_error caller. * io/write.c (no_leading_blank, nml_delim): Remove variables. (write_a, calculate_sign, calculate_G_format, output_float, write_l, write_float, write_int, write_decimal, write_i, write_b, write_o, write_z, write_d, write_e, write_f, write_en, write_es, write_x, write_char, write_logical, write_integer, write_character, write_real, write_complex, write_separator, list_formatted_write_scalar, list_formatted_write, nml_write_obj, namelist_write): Add dtp argument, pass it all around, adjust for internal function API changes and removal of global variables. (extract_int, extract_uint, extract_real): Adjust internal_error callers. * runtime/fpu.c (_GNU_SOURCE): Don't define here. * runtime/error.c: Include ../io/unix.h. (filename, line): Remove variables. (st_printf): Pass address of a local variable to init_error_stream. (show_locus): Add cmp argument. Use fields it points to rather than filename and line variables. (os_error, runtime_error): Remove show_locus calls. (internal_error): Add cmp argument. Pass it down to show_locus. (generate_error): Likewise. Use flags bitmask instead of non-NULL check for iostat and iomsg parameter presence, adjust for st_* calling convention changes. * runtime/stop.c (stop_numeric, stop_string): Remove show_locus calls. * runtime/pause.c (pause_numeric, pause_string): Likewise. * runtime/string.c: Include ../io/io.h. (find_option): Add cmp argument. Pass it down to generate_error. * intrinsics/flush.c (recursive_flush): Remove. (flush_i4, flush_i8): Use flush_all_units. Add unlock_unit call. * intrinsics/rand.c: Include ../io/io.h. (rand_seed_lock): New variable. (srand, irand): Add locking. (init): New constructor function. * intrinsics/random.c: Include ../io/io.h. (random_lock): New variable. (random_r4, random_r8, arandom_r4, arandom_r8): Add locking. (random_seed): Likewise. open failed if fd < 0. Set i correctly. (init): New constructor function. * intrinsics/system_clock.c (tp0, t0): Remove. (system_clock_4, system_clock_8): Don't subtract tp0/t0 from current time, use just integer arithmetics. * intrinsics/tty.c (isatty_l4, isatty_l8, ttynam_sub): Add unlock_unit calls. From-SVN: r107328
2005-11-21 23:03:56 +01:00
[Define to 1 if the target supports #pragma weak])
fi
case "$host" in
*-*-darwin* | *-*-hpux* | *-*-cygwin*)
AC_DEFINE(GTHREAD_USE_WEAK, 0,
[Define to 0 if the target shouldn't use #pragma weak])
;;
esac])
re PR fortran/14943 (read/write code generation is not thread safe) gcc/fortran/ PR fortran/14943 PR fortran/21647 * Make-lang.in (fortran/trans-io.o): Depend on fortran/ioparm.def. * dump-parse-tree.c (gfc_show_code_node): Dump c->block for EXEC_{READ,WRITE,IOLENGTH} nodes. * io.c (terminate_io, match_io, gfc_match_inquire): Put data transfer commands into EXEC_{READ,WRITE,IOLENGTH}'s code->block. * resolve.c (resolve_blocks): Handle EXEC_{READ,WRITE,IOLENGTH}. * trans-io.c (ioparm_unit, ioparm_err, ioparm_end, ioparm_eor, ioparm_list_format, ioparm_library_return, ioparm_iostat, ioparm_exist, ioparm_opened, ioparm_number, ioparm_named, ioparm_rec, ioparm_nextrec, ioparm_size, ioparm_recl_in, ioparm_recl_out, ioparm_iolength, ioparm_file, ioparm_file_len, ioparm_status, ioparm_status_len, ioparm_access, ioparm_access_len, ioparm_form, ioparm_form_len, ioparm_blank, ioparm_blank_len, ioparm_position, ioparm_position_len, ioparm_action, ioparm_action_len, ioparm_delim, ioparm_delim_len, ioparm_pad, ioparm_pad_len, ioparm_format, ioparm_format_len, ioparm_advance, ioparm_advance_len, ioparm_name, ioparm_name_len, ioparm_internal_unit, ioparm_internal_unit_len, ioparm_internal_unit_desc, ioparm_sequential, ioparm_sequential_len, ioparm_direct, ioparm_direct_len, ioparm_formatted, ioparm_formatted_len, ioparm_unformatted, ioparm_unformatted_len, ioparm_read, ioparm_read_len, ioparm_write, ioparm_write_len, ioparm_readwrite, ioparm_readwrite_len, ioparm_namelist_name, ioparm_namelist_name_len, ioparm_namelist_read_mode, ioparm_iomsg, ioparm_iomsg_len, ioparm_var): Remove. (enum ioparam_type, enum iofield_type, enum iofield, enum iocall): New enums. (gfc_st_parameter_field, gfc_st_parameter): New typedefs. (st_parameter, st_parameter_field, iocall): New variables. (ADD_FIELD, ADD_STRING): Remove. (dt_parm, dt_post_end_block): New variables. (gfc_build_st_parameter): New function. (gfc_build_io_library_fndecls): Use it. Initialize iocall array rather than ioparm_*, add extra first arguments to the function types. (set_parameter_const): New function. (set_parameter_value): Add type argument, return a bitmask. Changed to set a field in automatic structure variable rather than set a field in a global _gfortran_ioparm variable. (set_parameter_ref): Likewise. If requested var has different size than what field should point to, call with a temporary and then copy into the user variable. Add postblock argument. (set_string): Remove var_len argument, add type argument, return a bitmask. Changed to set fields in automatic structure variable rather than set a field in a global _gfortran_ioparm variable. (set_internal_unit): Remove iunit, iunit_len, iunit_desc arguments, add var argument. Return a bitmask. Changed to set fields in automatic structure variable rather than set a field in a global _gfortran_ioparm variable. (set_flag): Removed. (io_result): Add var argument. Changed to read common.flags field from automatic structure variable and bitwise AND it with 3. (set_error_locus): Add var argument. Changed to set fields in automatic structure variable rather than set a field in a global _gfortran_{filename,line} variables. (gfc_trans_open): Use gfc_start_block rather than gfc_init_block. Create a temporary st_parameter_* structure. Adjust callers of all above mentioned functions. Pass address of the temporary variable as first argument to the generated function call. Use iocall array rather than ioparm_* separate variables. (gfc_trans_close, build_filepos, gfc_trans_inquire): Likewise. (build_dt): Likewise. Change first argument to tree from tree *. Don't dereference code->ext.dt if last_dt == INQUIRE. Emit IOLENGTH argument setup here. Set dt_parm/dt_post_end_block variables and gfc_trans_code the nested data transfer commands in code->block. (gfc_trans_iolength): Just set last_dt and call build_dt immediately. (transfer_namelist_element): Pass address of dt_parm variable to generated functions. Use iocall array rather than ioparm_* separate variables. (gfc_trans_backspace, gfc_trans_endfile, gfc_trans_rewind, gfc_trans_flush, gfc_trans_read, gfc_trans_write): Use iocall array rather than ioparm_* separate variables. (gfc_trans_dt_end): Likewise. Pass address of dt_parm variable as first argument to generated function. Adjust io_result caller. Prepend dt_post_end_block before io_result code. (transfer_expr): Use iocall array rather than ioparm_* separate variables. Pass address of dt_parm variables as first argument to generated functions. * ioparm.def: New file. gcc/testsuite/ PR fortran/24774 * gfortran.dg/inquire_9.f90: New test. PR fortran/21647 * gfortran.fortran-torture/execute/inquire_5.f90: New test. libgfortran/ PR fortran/24774 PR fortran/14943 PR fortran/21647 * Makefile.am (AM_CPPFLAGS): Add gcc directories as -I paths, add -D_GNU_SOURCE. * Makefile.in: Regenerated. * acinclude.m4 (LIBGFOR_CHECK_SYNC_FETCH_AND_ADD, LIBGFOR_CHECK_GTHR_DEFAULT, LIBGFOR_CHECK_PRAGMA_WEAK): New macros. * configure.ac: Add them. * configure: Rebuilt. * config.h.in: Rebuilt. * libtool-version: Bump libgfortran.so SONAME to libgfortran.so.1. * libgfortran.h (library_start, show_locus, internal_error, generate_error, find_option): Add st_parameter_common * argument. (library_end): Change into a dummy macro. * io/io.h: Include gthr.h. (SUPPORTS_WEAK): Define if HAVE_PRAGMA_WEAK. (CHARACTER): Remove define. (st_parameter, global_t): Remove typedef. (ioparm, g, ionml, current_unit): Remove variables. (init_error_stream): Remove prototype. (CHARACTER1, CHARACTER2): Define. (st_parameter_common, st_parameter_open, st_parameter_close, st_parameter_filepos, st_parameter_inquire, st_parameter_dt): New typedefs. (IOPARM_LIBRETURN_MASK, IOPARM_LIBRETURN_OK, IOPARM_LIBRETURN_ERROR, IOPARM_LIBRETURN_END, IOPARM_LIBRETURN_EOR, IOPARM_ERR, IOPARM_END, IOPARM_EOR, IOPARM_HAS_IOSTAT, IOPARM_HAS_IOMSG, IOPARM_COMMON_MASK, IOPARM_OPEN_HAS_RECL_IN, IOPARM_OPEN_HAS_FILE, IOPARM_OPEN_HAS_STATUS, IOPARM_OPEN_HAS_ACCESS, IOPARM_OPEN_HAS_FORM, IOPARM_OPEN_HAS_BLANK, IOPARM_OPEN_HAS_POSITION, IOPARM_OPEN_HAS_ACTION, IOPARM_OPEN_HAS_DELIM, IOPARM_OPEN_HAS_PAD, IOPARM_CLOSE_HAS_STATUS, IOPARM_INQUIRE_HAS_EXIST, IOPARM_INQUIRE_HAS_OPENED, IOPARM_INQUIRE_HAS_NUMBER, IOPARM_INQUIRE_HAS_NAMED, IOPARM_INQUIRE_HAS_NEXTREC, IOPARM_INQUIRE_HAS_RECL_OUT, IOPARM_INQUIRE_HAS_FILE, IOPARM_INQUIRE_HAS_ACCESS, IOPARM_INQUIRE_HAS_FORM, IOPARM_INQUIRE_HAS_BLANK, IOPARM_INQUIRE_HAS_POSITION, IOPARM_INQUIRE_HAS_ACTION, IOPARM_INQUIRE_HAS_DELIM, IOPARM_INQUIRE_HAS_PAD, IOPARM_INQUIRE_HAS_NAME, IOPARM_INQUIRE_HAS_SEQUENTIAL, IOPARM_INQUIRE_HAS_DIRECT, IOPARM_INQUIRE_HAS_FORMATTED, IOPARM_INQUIRE_HAS_UNFORMATTED, IOPARM_INQUIRE_HAS_READ, IOPARM_INQUIRE_HAS_WRITE, IOPARM_INQUIRE_HAS_READWRITE, IOPARM_DT_LIST_FORMAT, IOPARM_DT_NAMELIST_READ_MODE, IOPARM_DT_HAS_REC, IOPARM_DT_HAS_SIZE, IOPARM_DT_HAS_IOLENGTH, IOPARM_DT_HAS_FORMAT, IOPARM_DT_HAS_ADVANCE, IOPARM_DT_HAS_INTERNAL_UNIT, IOPARM_DT_HAS_NAMELIST_NAME, IOPARM_DT_IONML_SET): Define. (gfc_unit): Add lock, waiting and close fields. Change file from flexible array member into pointer to char. (open_external): Add st_parameter_open * argument. (find_file, file_exists): Add file and file_len arguments. (flush_all_units): New prototype. (max_offset, unit_root, unit_lock): New variable. (is_internal_unit, is_array_io, next_array_record, parse_format, next_format, unget_format, format_error, read_block, write_block, next_record, convert_real, read_a, read_f, read_l, read_x, read_radix, read_decimal, list_formatted_read, finish_list_read, namelist_read, namelist_write, write_a, write_b, write_d, write_e, write_en, write_es, write_f, write_i, write_l, write_o, write_x, write_z, list_formatted_write, get_unit): Add st_parameter_dt * argument. (insert_unit): Remove prototype. (find_or_create_unit, unlock_unit): New prototype. (new_unit): Return gfc_unit *. Add st_parameter_open * and gfc_unit * arguments. (free_fnodes): Remove prototype. (free_format_data): New prototype. (scratch): Remove. (init_at_eol): Remove prototype. (free_ionml): New prototype. (inc_waiting_locked, predec_waiting_locked, dec_waiting_unlocked): New inline functions. * io/unit.c (max_offset, unit_root, unit_lock): New variables. (insert): Adjust os_error caller. (insert_unit): Made static. Allocate memory here, initialize lock and after inserting it return it, locked. (delete_unit): Adjust for deletion of g. (find_unit_1): New function. (find_unit): Use it. (find_or_create_unit): New function. (get_unit): Add dtp argument, change meaning of the int argument as creation request flag. Adjust for different st_* calling conventions, lock internal unit's lock before returning it and removal of g. Call find_unit_1 instead of find_unit. (is_internal_unit, is_array_io): Add dtp argument, adjust for removal of most of global variables. (init_units): Initialize unit_lock. Adjust insert_unit callers and adjust for g removal. (close_unit_1): New function. (close_unit): Use it. (unlock_unit): New function. (close_units): Lock unit_lock, use close_unit_1 rather than close_unit. * io/close.c (st_close): Add clp argument. Adjust for new st_* calling conventions and internal function API changes. * io/file_pos.c (st_backspace, st_endfile, st_rewind, st_flush): Add fpp argument. Adjust for new st_* calling conventions and internal function API changes. (formatted_backspace, unformatted_backspace): Likewise. Add u argument. * io/open.c (edit_modes, st_open): Add opp argument. Adjust for new st_* calling conventions and internal function API changes. (already_open): Likewise. If not HAVE_UNLINK_OPEN_FILE, unlink scratch file. Instead of calling close_unit just call sclose, free u->file if any and clear a few u fields before calling new_unit. (new_unit): Return gfc_unit *. Add opp and u arguments. Adjust for new st_* calling conventions and internal function API changes. Don't allocate unit here, rather than work with already created unit u already locked on entry. In case of failure, close_unit it. * io/unix.c: Include unix.h. (BUFFER_SIZE, unix_stream): Moved to unix.h. (unit_to_fd): Add unlock_unit call. (tempfile): Add opp argument, use its fields rather than ioparm. (regular_file): Likewise. (open_external): Likewise. Only unlink file if fd >= 0. (init_error_stream): Add error argument, set structure it points to rather than filling static variable and returning its address. (FIND_FILE0_DECL, FIND_FILE0_ARGS): Define. (find_file0): Use them. Don't crash if u->s == NULL. (find_file): Add file and file_len arguments, use them instead of ioparm. Add locking. Pass either an array of 2 struct stat or file and file_len pair to find_file0. (flush_all_units_1, flush_all_units): New functions. (file_exists): Add file and file_len arguments, use them instead of ioparm. * io/unix.h: New file. * io/lock.c (ioparm, g, ionml): Remove variables. (library_start): Add cmp argument, adjust for new st_* calling conventions. (library_end): Remove. (free_ionml): New function. * io/inquire.c (inquire_via_unit, inquire_via_filename, st_inquire): Add iqp argument, adjust for new st_* calling conventions and internal function API changes. * io/format.c (FARRAY_SIZE): Decrease to 64. (fnode_array, format_data): New typedefs. (avail, array, format_string, string, error, saved_token, value, format_string_len, reversion_ok, saved_format): Remove variables. (colon_node): Add const. (free_fnode, free_fnodes): Remove. (free_format_data): New function. (next_char, unget_char, get_fnode, format_lex, parse_format_list, format_error, parse_format, revert, unget_format, next_test): Add fmt or dtp arguments, pass it all around, adjust for internal function API changes and adjust for removal of global variables. (next_format): Likewise. Constify return type. (next_format0): Constify return type. * io/transfer.c (current_unit, sf_seen_eor, eor_condition, max_pos, skips, pending_spaces, scratch, line_buffer, advance_status, transfer): Remove variables. (transfer_integer, transfer_real, transfer_logical, transfer_character, transfer_complex, transfer_array, current_mode, read_sf, read_block, read_block_direct, write_block, write_block_direct, unformatted_read, unformatted_write, type_name, write_constant_string, require_type, formatted_transfer_scalar, us_read, us_write, pre_position, data_transfer_init, next_record_r, next_record_w, next_record, finalize_transfer, iolength_transfer, iolength_transfer_init, st_iolength, st_iolength_done, st_read, st_read_done, st_write, st_write_done, st_set_nml_var, st_set_nml_var_dim, next_array_record): Add dtp argument, pass it all around, adjust for internal function API changes and removal of global variables. * io/list_read.c (repeat_count, saved_length, saved_used, input_complete, at_eol, comma_flag, last_char, saved_string, saved_type, namelist_mode, nml_read_error, value, parse_err_msg, nml_err_msg, prev_nl): Remove variables. (push_char, free_saved, next_char, unget_char, eat_spaces, eat_separator, finish_separator, nml_bad_return, convert_integer, parse_repeat, read_logical, read_integer, read_character, parse_real, read_complex, read_real, check_type, list_formatted_read_scalar, list_formatted_read, finish_list_read, find_nml_node, nml_untouch_nodes, nml_match_name, nml_query, namelist_read): Add dtp argument, pass it all around, adjust for internal function API changes and removal of global variables. (nml_parse_qualifier): Likewise. Add parse_err_msg argument. (nml_read_obj): Likewise. Add pprev_nl, nml_err_msg, clow and chigh arguments. (nml_get_obj_data): Likewise. Add pprev_nl and nml_err_msg arguments. (init_at_eol): Removed. * io/read.c (convert_real, read_l, read_a, next_char, read_decimal, read_radix, read_f, read_x): Add dtp argument, pass it all around, adjust for internal function API changes and removal of global variables. (set_integer): Adjust internal_error caller. * io/write.c (no_leading_blank, nml_delim): Remove variables. (write_a, calculate_sign, calculate_G_format, output_float, write_l, write_float, write_int, write_decimal, write_i, write_b, write_o, write_z, write_d, write_e, write_f, write_en, write_es, write_x, write_char, write_logical, write_integer, write_character, write_real, write_complex, write_separator, list_formatted_write_scalar, list_formatted_write, nml_write_obj, namelist_write): Add dtp argument, pass it all around, adjust for internal function API changes and removal of global variables. (extract_int, extract_uint, extract_real): Adjust internal_error callers. * runtime/fpu.c (_GNU_SOURCE): Don't define here. * runtime/error.c: Include ../io/unix.h. (filename, line): Remove variables. (st_printf): Pass address of a local variable to init_error_stream. (show_locus): Add cmp argument. Use fields it points to rather than filename and line variables. (os_error, runtime_error): Remove show_locus calls. (internal_error): Add cmp argument. Pass it down to show_locus. (generate_error): Likewise. Use flags bitmask instead of non-NULL check for iostat and iomsg parameter presence, adjust for st_* calling convention changes. * runtime/stop.c (stop_numeric, stop_string): Remove show_locus calls. * runtime/pause.c (pause_numeric, pause_string): Likewise. * runtime/string.c: Include ../io/io.h. (find_option): Add cmp argument. Pass it down to generate_error. * intrinsics/flush.c (recursive_flush): Remove. (flush_i4, flush_i8): Use flush_all_units. Add unlock_unit call. * intrinsics/rand.c: Include ../io/io.h. (rand_seed_lock): New variable. (srand, irand): Add locking. (init): New constructor function. * intrinsics/random.c: Include ../io/io.h. (random_lock): New variable. (random_r4, random_r8, arandom_r4, arandom_r8): Add locking. (random_seed): Likewise. open failed if fd < 0. Set i correctly. (init): New constructor function. * intrinsics/system_clock.c (tp0, t0): Remove. (system_clock_4, system_clock_8): Don't subtract tp0/t0 from current time, use just integer arithmetics. * intrinsics/tty.c (isatty_l4, isatty_l8, ttynam_sub): Add unlock_unit calls. From-SVN: r107328
2005-11-21 23:03:56 +01:00
dnl Check whether target can unlink a file still open.
AC_DEFUN([LIBGFOR_CHECK_UNLINK_OPEN_FILE], [
AC_CACHE_CHECK([whether the target can unlink an open file],
have_unlink_open_file, [
AC_TRY_RUN([
#include <errno.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/stat.h>
int main ()
{
int fd;
fd = open ("testfile", O_RDWR | O_CREAT, S_IWRITE | S_IREAD);
if (fd <= 0)
return 0;
if (unlink ("testfile") == -1)
return 1;
write (fd, "This is a test\n", 15);
close (fd);
if (open ("testfile", O_RDONLY, S_IWRITE | S_IREAD) == -1 && errno == ENOENT)
return 0;
else
return 1;
}], have_unlink_open_file=yes, have_unlink_open_file=no, [
case "${target}" in
*mingw*) have_unlink_open_file=no ;;
*) have_unlink_open_file=yes;;
esac])])
if test x"$have_unlink_open_file" = xyes; then
AC_DEFINE(HAVE_UNLINK_OPEN_FILE, 1, [Define if target can unlink open files.])
fi])
dnl Check whether CRLF is the line terminator
AC_DEFUN([LIBGFOR_CHECK_CRLF], [
AC_CACHE_CHECK([whether the target has CRLF as line terminator],
have_crlf, [
AC_TRY_RUN([
/* This test program should exit with status 0 if system uses a CRLF as
line terminator, and status 1 otherwise.
Since it is used to check for mingw systems, and should return 0 in any
other case, in case of a failure we will not use CRLF. */
#include <sys/stat.h>
#include <stdlib.h>
#include <fcntl.h>
#include <stdio.h>
int main ()
{
#ifndef O_BINARY
exit(1);
#else
int fd, bytes;
char buff[5];
fd = open ("foo", O_WRONLY | O_CREAT | O_TRUNC, S_IRWXU);
if (fd < 0)
exit(1);
if (write (fd, "\n", 1) < 0)
perror ("write");
close (fd);
if ((fd = open ("foo", O_RDONLY | O_BINARY, S_IRWXU)) < 0)
exit(1);
bytes = read (fd, buff, 5);
if (bytes == 2 && buff[0] == '\r' && buff[1] == '\n')
exit(0);
else
exit(1);
#endif
}], have_crlf=yes, have_crlf=no, [
case "${target}" in
*mingw*) have_crlf=yes ;;
*) have_crlf=no;;
esac])])
if test x"$have_crlf" = xyes; then
AC_DEFINE(HAVE_CRLF, 1, [Define if CRLF is line terminator.])
fi])
dnl Check whether isfinite is broken.
dnl The most common problem is that it does not work on long doubles.
AC_DEFUN([LIBGFOR_CHECK_FOR_BROKEN_ISFINITE], [
AC_CACHE_CHECK([whether isfinite is broken],
have_broken_isfinite, [
libgfor_check_for_broken_isfinite_save_LIBS=$LIBS
LIBS="$LIBS -lm"
AC_TRY_RUN([
#ifdef HAVE_MATH_H
#include <math.h>
#endif
#include <float.h>
int main ()
{
#ifdef isfinite
#ifdef LDBL_MAX
if (!isfinite(LDBL_MAX)) return 1;
#endif
#ifdef DBL_MAX
if (!isfinite(DBL_MAX)) return 1;
#endif
#endif
return 0;
}], have_broken_isfinite=no, have_broken_isfinite=yes, [
case "${target}" in
hppa*-*-hpux*) have_broken_isfinite=yes ;;
*) have_broken_isfinite=no ;;
esac])]
LIBS=$libgfor_check_for_broken_isfinite_save_LIBS)
if test x"$have_broken_isfinite" = xyes; then
AC_DEFINE(HAVE_BROKEN_ISFINITE, 1, [Define if isfinite is broken.])
fi])
dnl Check whether isnan is broken.
dnl The most common problem is that it does not work on long doubles.
AC_DEFUN([LIBGFOR_CHECK_FOR_BROKEN_ISNAN], [
AC_CACHE_CHECK([whether isnan is broken],
have_broken_isnan, [
libgfor_check_for_broken_isnan_save_LIBS=$LIBS
LIBS="$LIBS -lm"
AC_TRY_RUN([
#ifdef HAVE_MATH_H
#include <math.h>
#endif
#include <float.h>
int main ()
{
#ifdef isnan
#ifdef LDBL_MAX
{
long double x;
x = __builtin_nanl ("");
if (!isnan(x)) return 1;
if (isnan(LDBL_MAX)) return 1;
#ifdef NAN
x = (long double) NAN;
if (!isnan(x)) return 1;
#endif
}
#endif
#ifdef DBL_MAX
{
double y;
y = __builtin_nan ("");
if (!isnan(y)) return 1;
if (isnan(DBL_MAX)) return 1;
#ifdef NAN
y = (double) NAN;
if (!isnan(y)) return 1;
#endif
}
#endif
#endif
return 0;
}], have_broken_isnan=no, have_broken_isnan=yes, [
case "${target}" in
hppa*-*-hpux*) have_broken_isnan=yes ;;
*) have_broken_isnan=no ;;
esac])]
LIBS=$libgfor_check_for_broken_isnan_save_LIBS)
if test x"$have_broken_isnan" = xyes; then
AC_DEFINE(HAVE_BROKEN_ISNAN, 1, [Define if isnan is broken.])
fi])
dnl Check whether fpclassify is broken.
dnl The most common problem is that it does not work on long doubles.
AC_DEFUN([LIBGFOR_CHECK_FOR_BROKEN_FPCLASSIFY], [
AC_CACHE_CHECK([whether fpclassify is broken],
have_broken_fpclassify, [
libgfor_check_for_broken_fpclassify_save_LIBS=$LIBS
LIBS="$LIBS -lm"
AC_TRY_RUN([
#ifdef HAVE_MATH_H
#include <math.h>
#endif
#include <float.h>
int main ()
{
#ifdef fpclassify
#ifdef LDBL_MAX
if (fpclassify(LDBL_MAX) == FP_NAN
|| fpclassify(LDBL_MAX) == FP_INFINITE) return 1;
#endif
#ifdef DBL_MAX
if (fpclassify(DBL_MAX) == FP_NAN
|| fpclassify(DBL_MAX) == FP_INFINITE) return 1;
#endif
#endif
return 0;
}], have_broken_fpclassify=no, have_broken_fpclassify=yes, [
case "${target}" in
hppa*-*-hpux*) have_broken_fpclassify=yes ;;
*) have_broken_fpclassify=no ;;
esac])]
LIBS=$libgfor_check_for_broken_fpclassify_save_LIBS)
if test x"$have_broken_fpclassify" = xyes; then
AC_DEFINE(HAVE_BROKEN_FPCLASSIFY, 1, [Define if fpclassify is broken.])
fi])
dnl Check whether the st_ino and st_dev stat fields taken together uniquely
dnl identify the file within the system. This is should be true for POSIX
dnl systems; it is known to be false on mingw32.
AC_DEFUN([LIBGFOR_CHECK_WORKING_STAT], [
AC_CACHE_CHECK([whether the target stat is reliable],
have_working_stat, [
AC_TRY_RUN([
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
int main ()
{
FILE *f, *g;
struct stat st1, st2;
f = fopen ("foo", "w");
g = fopen ("bar", "w");
if (stat ("foo", &st1) != 0 || stat ("bar", &st2))
return 1;
if (st1.st_dev == st2.st_dev && st1.st_ino == st2.st_ino)
return 1;
fclose(f);
fclose(g);
return 0;
}], have_working_stat=yes, have_working_stat=no, [
case "${target}" in
*mingw*) have_working_stat=no ;;
*) have_working_stat=yes;;
esac])])
if test x"$have_working_stat" = xyes; then
AC_DEFINE(HAVE_WORKING_STAT, 1, [Define if target has a reliable stat.])
fi])
dnl Checks for fpsetmask function.
AC_DEFUN([LIBGFOR_CHECK_FPSETMASK], [
AC_CACHE_CHECK([whether fpsetmask is present], have_fpsetmask, [
AC_TRY_LINK([
#if HAVE_FLOATINGPOINT_H
# include <floatingpoint.h>
#endif /* HAVE_FLOATINGPOINT_H */
#if HAVE_IEEEFP_H
# include <ieeefp.h>
#endif /* HAVE_IEEEFP_H */],[fpsetmask(0);],
eval "have_fpsetmask=yes", eval "have_fpsetmask=no")
])
if test x"$have_fpsetmask" = xyes; then
AC_DEFINE(HAVE_FPSETMASK, 1, [Define if you have fpsetmask.])
fi
])