* configure.in: Check for <sys/types.h>. Check return and
argument types of ptrace. * configure, config.in: Regenerate.
This commit is contained in:
Mark Kettenis
parent
6a89fc9c75
commit
086ec9ebe9
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@ -1,3 +1,9 @@
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2004-08-09 Mark Kettenis <kettenis@gnu.org>
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* configure.in: Check for <sys/types.h>. Check return and
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argument types of ptrace.
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* configure, config.in: Regenerate.
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2004-08-09 Jim Blandy <jimb@redhat.com>
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* rs6000-tdep.c (set_sim_regno, init_sim_regno_table,
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@ -386,6 +386,9 @@
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/* Define if you have the <sys/syscall.h> header file. */
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#undef HAVE_SYS_SYSCALL_H
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/* Define if you have the <sys/types.h> header file. */
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#undef HAVE_SYS_TYPES_H
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/* Define if you have the <sys/user.h> header file. */
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#undef HAVE_SYS_USER_H
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@ -459,6 +462,18 @@
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/* Define to 1 if we found this declaration otherwise define to 0. */
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#undef HAVE_DECL_GETOPT
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/* Define to 1 if we found this declaration otherwise define to 0. */
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#undef HAVE_DECL_PTRACE
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/* Define as the return type of ptrace. */
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#undef PTRACE_TYPE_RET
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/* Define to the type of arg 3 for ptrace. */
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#undef PTRACE_TYPE_ARG3
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/* Define to the type of arg 5 for ptrace. */
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#undef PTRACE_TYPE_ARG5
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/* Define if sigsetjmp is available. */
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#undef HAVE_SIGSETJMP
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File diff suppressed because it is too large
Load Diff
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@ -413,6 +413,7 @@ AC_CHECK_HEADERS(sys/ptrace.h ptrace.h)
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AC_CHECK_HEADERS(sys/reg.h sys/debugreg.h)
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AC_CHECK_HEADERS(sys/select.h)
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AC_CHECK_HEADERS(sys/syscall.h)
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AC_CHECK_HEADERS(sys/types.h)
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AC_CHECK_HEADERS(sys/user.h)
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AC_CHECK_HEADERS(sys/wait.h wait.h)
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AC_CHECK_HEADERS(termios.h termio.h sgtty.h)
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@ -447,6 +448,7 @@ AC_MSG_RESULT($gdb_cv_have_struct_stat_with_st_blocks_member)
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if test $gdb_cv_have_struct_stat_with_st_blocks_member = yes; then
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AC_DEFINE(HAVE_STRUCT_STAT_ST_BLOCKS)
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fi
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# ------------------------- #
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# Checks for declarations. #
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# ------------------------- #
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@ -482,6 +484,69 @@ AC_CHECK_FUNCS(sigaction sigprocmask sigsetmask)
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AC_CHECK_FUNCS(socketpair)
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AC_CHECK_FUNCS(syscall)
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# Check the return and argument types of ptrace. No canned test for
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# this, so roll our own.
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gdb_ptrace_headers='
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#if HAVE_SYS_TYPES_H
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# include <sys/types.h>
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#endif
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#if HAVE_SYS_PTRACE_H
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# include <sys/ptrace.h>
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#endif
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#if HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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'
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# There is no point in checking if we don't have a prototype.
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gcc_AC_CHECK_DECLS(ptrace, , [
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: ${gdb_cv_func_ptrace_ret='int'}
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: ${gdb_cv_func_ptrace_args='int,int,long,long'}
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], $gdb_ptrace_headers)
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# Check return type.
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AC_CACHE_CHECK([return type of ptrace], gdb_cv_func_ptrace_ret,
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AC_TRY_COMPILE($gdb_ptrace_headers,
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[extern long ptrace ();],
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gdb_cv_func_ptrace_ret='long',
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gdb_cv_func_ptrace_ret='int'))
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AC_DEFINE_UNQUOTED(PTRACE_TYPE_RET, $gdb_cv_func_ptrace_ret,
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[Define as the return type of ptrace.])
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# Check argument types.
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AC_CACHE_CHECK([types of arguments for ptrace], gdb_cv_func_ptrace_args, [
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for gdb_arg1 in 'int' 'long'; do
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for gdb_arg2 in 'pid_t' 'int' 'long'; do
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for gdb_arg3 in 'int *' 'caddr_t' 'int' 'long'; do
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for gdb_arg4 in 'int' 'long'; do
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AC_TRY_COMPILE($gdb_ptrace_headers, [
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extern $gdb_cv_func_ptrace_ret
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ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4);
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], [gdb_cv_func_ptrace_args="$gdb_arg1,$gdb_arg2,$gdb_arg3,$gdb_arg4";
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break 4;])
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for gdb_arg5 in 'int *' 'int' 'long'; do
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AC_TRY_COMPILE($gdb_ptrace_headers, [
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extern $gdb_cv_func_ptrace_ret
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ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4, $gdb_arg5);
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], [
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gdb_cv_func_ptrace_args="$gdb_arg1,$gdb_arg2,$gdb_arg3,$gdb_arg4,$gdb_arg5";
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break 5;])
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done
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done
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done
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done
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done
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# Provide a safe default value.
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: ${gdb_cv_func_ptrace_args='int,int,long,long'}
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])
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ac_save_IFS=$IFS; IFS=','
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set dummy `echo "$gdb_cv_func_ptrace_args" | sed 's/\*/\*/g'`
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IFS=$ac_save_IFS
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shift
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AC_DEFINE_UNQUOTED(PTRACE_TYPE_ARG3, ($[3]),
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[Define to the type of arg 3 for ptrace.])
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if test -n "$[5]"; then
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AC_DEFINE_UNQUOTED(PTRACE_TYPE_ARG5, ($[5]),
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[Define to the type of arg 5 for ptrace.])
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fi
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dnl AC_FUNC_SETPGRP does not work when cross compiling
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dnl Instead, assume we will have a prototype for setpgrp if cross compiling.
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if test "$cross_compiling" = no; then
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