Split up io/io.h

From-SVN: r153825
This commit is contained in:
Janne Blomqvist 2009-11-02 23:52:59 +02:00
parent 2265f64613
commit 92cbdb6845
17 changed files with 118 additions and 286 deletions

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@ -1,3 +1,80 @@
2009-11-02 Janne Blomqvist <jb@gcc.gnu.org>
* Makefile.am (gfor_io_headers): Add fbuf.h, format.h, unix.h.
* Makefile.in: Regenerated.
* io/fbuf.h: New file.
* io/format.h: New file.
* io/unix.h: New file.
* io/io.h (struct stream): Move to unix.h, add forward declaration.
(sread): Likewise.
(swrite): Likewise.
(sseek): Likewise.
(stell): Likewise.
(struncate): Likewise.
(sflush): Likewise.
(sflush): Likewise.
(sclose): Likewise.
(compared_files): Move prototype to unix.h.
(open_external): Likewise.
(open_internal): Likewise.
(mem_alloc_w): Likewise.
(mem_alloc_r): Likewise.
(input_stream): Likewise.
(output_stream): Likewise.
(error_stream): Likewise.
(compare_file_filename): Likewise.
(find_file): Likewise.
(delete_file): Likewise.
(file_exists): Likewise.
(inquire_sequential): Likewise.
(inquire_direct): Likewise.
(inquire_formatted): Likewise.
(inquire_unformatted): Likewise.
(inquire_read): Likewise.
(inquire_write): Likewise.
(inquire_readwrite): Likewise.
(file_length): Likewise.
(is_seekable): Likewise.
(is_special): Likewise.
(flush_if_preconnected): Likewise.
(empty_internal_buffer): Likewise.
(stream_isatty): Likewise.
(stream_ttyname): Likewise.
(unpack_filename): Likewise.
(struct fbuf): Move to fbuf.h, add forward declaration.
(fbuf_init): Move prototype to fbuf.h.
(fbuf_destroy): Likewise.
(fbuf_reset): Likewise.
(fbuf_alloc): Likewise.
(fbuf_flush): Likewise.
(fbuf_seek): Likewise.
(fbuf_read): Likewise.
(fbuf_getc_refill): Likewise.
(fbuf_getc): Move inline function to fbuf.h.
(enum format_token): Move to format.h.
(struct fnode): Move to format.h, add forward declaration.
(parse_format): Move prototype to format.h.
(next_format): Likewise.
(unget_format): Likewise.
(format_error): Likewise.
(free_format_data): Likewise.
(free_format_hash_table): Likewise.
(init_format_hash): Likewise.
(free_format_hash): Likewise.
* io/close.c: Include unix.h.
* io/fbuf.c: Include fbuf.h and unix.h.
* io/file_pos.c: Include fbuf.h and unix.h.
* io/format.c: Include format.h.
* io/inquire.c: Include unix.h.
* io/intrinsics.c: Include fbuf.h and unix.h.
* io/list_read.c: Include fbuf.h and unix.h.
* io/open.c: Include fbuf.h and unix.h.
* io/read.c: Include format.h.
* io/transfer.c: Include fbuf.h, format.h, and unix.h.
* io/unit.c: Likewise.
* io/unix.c: Include unix.h.
* io/write.c: Include format.h and unix.h.
2009-10-31 Janne Blomqvist <jb@gcc.gnu.org>
PR libfortran/41219

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@ -59,7 +59,10 @@ io/write.c \
io/fbuf.c
gfor_io_headers= \
io/io.h
io/io.h \
io/fbuf.h \
io/format.h \
io/unix.h
gfor_helper_src= \
intrinsics/associated.c \

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@ -451,8 +451,8 @@ am__libgfortran_la_SOURCES_DIST = runtime/backtrace.c runtime/bounds.c \
intrinsics/time.c intrinsics/transpose_generic.c \
intrinsics/umask.c intrinsics/unlink.c \
intrinsics/unpack_generic.c runtime/in_pack_generic.c \
runtime/in_unpack_generic.c io/io.h \
$(srcdir)/generated/_abs_c4.F90 \
runtime/in_unpack_generic.c io/io.h io/fbuf.h io/format.h \
io/unix.h $(srcdir)/generated/_abs_c4.F90 \
$(srcdir)/generated/_abs_c8.F90 \
$(srcdir)/generated/_abs_c10.F90 \
$(srcdir)/generated/_abs_c16.F90 \
@ -1004,7 +1004,10 @@ io/write.c \
io/fbuf.c
gfor_io_headers = \
io/io.h
io/io.h \
io/fbuf.h \
io/format.h \
io/unix.h
gfor_helper_src = \
intrinsics/associated.c \

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@ -23,6 +23,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
#include "io.h"
#include "unix.h"
#include <limits.h>
typedef enum

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@ -24,6 +24,8 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
#include "io.h"
#include "fbuf.h"
#include "unix.h"
#include <string.h>
#include <stdlib.h>
@ -37,7 +39,7 @@ fbuf_init (gfc_unit * u, int len)
if (len == 0)
len = 512; /* Default size. */
u->fbuf = get_mem (sizeof (fbuf));
u->fbuf = get_mem (sizeof (struct fbuf));
u->fbuf->buf = get_mem (len);
u->fbuf->len = len;
u->fbuf->act = u->fbuf->pos = 0;

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@ -23,6 +23,8 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
#include "io.h"
#include "fbuf.h"
#include "unix.h"
#include <string.h>
/* file_pos.c-- Implement the file positioning statements, i.e. BACKSPACE,

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@ -29,6 +29,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
* interpretation during I/O statements */
#include "io.h"
#include "format.h"
#include <ctype.h>
#include <string.h>
#include <stdbool.h>

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@ -26,6 +26,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
/* Implement the non-IOLENGTH variant of the INQUIRY statement */
#include "io.h"
#include "unix.h"
static const char undefined[] = "UNDEFINED";

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@ -24,6 +24,8 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
#include "io.h"
#include "fbuf.h"
#include "unix.h"
#ifdef HAVE_STDLIB_H
#include <stdlib.h>

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@ -42,63 +42,13 @@ typedef enum
}
bt;
/* Forward declarations. */
struct st_parameter_dt;
typedef struct stream
{
ssize_t (*read) (struct stream *, void *, ssize_t);
ssize_t (*write) (struct stream *, const void *, ssize_t);
off_t (*seek) (struct stream *, off_t, int);
off_t (*tell) (struct stream *);
/* Avoid keyword truncate due to AIX namespace collision. */
int (*trunc) (struct stream *, off_t);
int (*flush) (struct stream *);
int (*close) (struct stream *);
}
stream;
/* Inline functions for doing file I/O given a stream. */
static inline ssize_t
sread (stream * s, void * buf, ssize_t nbyte)
{
return s->read (s, buf, nbyte);
}
static inline ssize_t
swrite (stream * s, const void * buf, ssize_t nbyte)
{
return s->write (s, buf, nbyte);
}
static inline off_t
sseek (stream * s, off_t offset, int whence)
{
return s->seek (s, offset, whence);
}
static inline off_t
stell (stream * s)
{
return s->tell (s);
}
static inline int
struncate (stream * s, off_t length)
{
return s->trunc (s, length);
}
static inline int
sflush (stream * s)
{
return s->flush (s);
}
static inline int
sclose (stream * s)
{
return s->close (s);
}
typedef struct stream stream;
struct fbuf;
struct format_data;
typedef struct fnode fnode;
struct gfc_unit;
/* Macros for testing what kinds of I/O we are doing. */
@ -131,7 +81,7 @@ array_loop_spec;
/* A stucture to build a hash table for format data. */
#define FORMAT_HASH_SIZE 16
#define FORMAT_HASH_SIZE 16
typedef struct format_hash_entry
{
@ -386,8 +336,6 @@ typedef struct
}
st_parameter_inquire;
struct gfc_unit;
struct format_data;
#define IOPARM_DT_LIST_FORMAT (1 << 7)
#define IOPARM_DT_NAMELIST_READ_MODE (1 << 8)
@ -564,24 +512,6 @@ typedef struct
unit_flags;
/* Formatting buffer. This is a temporary scratch buffer. Currently used only
by formatted writes. After every
formatted write statement, this buffer is flushed. This buffer is needed since
not all devices are seekable, and T or TL edit descriptors require
moving backwards in the record. However, advance='no' complicates the
situation, so the buffer must only be partially flushed from the end of the
last flush until the current position in the record. */
typedef struct fbuf
{
char *buf; /* Start of buffer. */
int len; /* Length of buffer. */
int act; /* Active bytes in buffer. */
int pos; /* Current position in buffer. */
}
fbuf;
typedef struct gfc_unit
{
int unit_number;
@ -645,152 +575,6 @@ typedef struct gfc_unit
}
gfc_unit;
/* Format tokens. Only about half of these can be stored in the
format nodes. */
typedef enum
{
FMT_NONE = 0, FMT_UNKNOWN, FMT_SIGNED_INT, FMT_ZERO, FMT_POSINT, FMT_PERIOD,
FMT_COMMA, FMT_COLON, FMT_SLASH, FMT_DOLLAR, FMT_T, FMT_TR, FMT_TL,
FMT_LPAREN, FMT_RPAREN, FMT_X, FMT_S, FMT_SS, FMT_SP, FMT_STRING,
FMT_BADSTRING, FMT_P, FMT_I, FMT_B, FMT_BN, FMT_BZ, FMT_O, FMT_Z, FMT_F,
FMT_E, FMT_EN, FMT_ES, FMT_G, FMT_L, FMT_A, FMT_D, FMT_H, FMT_END, FMT_DC,
FMT_DP, FMT_STAR, FMT_RC, FMT_RD, FMT_RN, FMT_RP, FMT_RU, FMT_RZ
}
format_token;
/* Format nodes. A format string is converted into a tree of these
structures, which is traversed as part of a data transfer statement. */
typedef struct fnode
{
format_token format;
int repeat;
struct fnode *next;
char *source;
union
{
struct
{
int w, d, e;
}
real;
struct
{
int length;
char *p;
}
string;
struct
{
int w, m;
}
integer;
int w;
int k;
int r;
int n;
struct fnode *child;
}
u;
/* Members for traversing the tree during data transfer. */
int count;
struct fnode *current;
}
fnode;
/* unix.c */
extern int compare_files (stream *, stream *);
internal_proto(compare_files);
extern stream *open_external (st_parameter_open *, unit_flags *);
internal_proto(open_external);
extern stream *open_internal (char *, int, gfc_offset);
internal_proto(open_internal);
extern char * mem_alloc_w (stream *, int *);
internal_proto(mem_alloc_w);
extern char * mem_alloc_r (stream *, int *);
internal_proto(mem_alloc_w);
extern stream *input_stream (void);
internal_proto(input_stream);
extern stream *output_stream (void);
internal_proto(output_stream);
extern stream *error_stream (void);
internal_proto(error_stream);
extern int compare_file_filename (gfc_unit *, const char *, int);
internal_proto(compare_file_filename);
extern gfc_unit *find_file (const char *file, gfc_charlen_type file_len);
internal_proto(find_file);
extern int delete_file (gfc_unit *);
internal_proto(delete_file);
extern int file_exists (const char *file, gfc_charlen_type file_len);
internal_proto(file_exists);
extern const char *inquire_sequential (const char *, int);
internal_proto(inquire_sequential);
extern const char *inquire_direct (const char *, int);
internal_proto(inquire_direct);
extern const char *inquire_formatted (const char *, int);
internal_proto(inquire_formatted);
extern const char *inquire_unformatted (const char *, int);
internal_proto(inquire_unformatted);
extern const char *inquire_read (const char *, int);
internal_proto(inquire_read);
extern const char *inquire_write (const char *, int);
internal_proto(inquire_write);
extern const char *inquire_readwrite (const char *, int);
internal_proto(inquire_readwrite);
extern gfc_offset file_length (stream *);
internal_proto(file_length);
extern int is_seekable (stream *);
internal_proto(is_seekable);
extern int is_special (stream *);
internal_proto(is_special);
extern void flush_if_preconnected (stream *);
internal_proto(flush_if_preconnected);
extern void empty_internal_buffer(stream *);
internal_proto(empty_internal_buffer);
extern int stream_isatty (stream *);
internal_proto(stream_isatty);
extern char * stream_ttyname (stream *);
internal_proto(stream_ttyname);
extern int unpack_filename (char *, const char *, int);
internal_proto(unpack_filename);
/* unit.c */
@ -847,31 +631,6 @@ internal_proto(get_unique_unit_number);
extern gfc_unit *new_unit (st_parameter_open *, gfc_unit *, unit_flags *);
internal_proto(new_unit);
/* format.c */
extern void parse_format (st_parameter_dt *);
internal_proto(parse_format);
extern const fnode *next_format (st_parameter_dt *);
internal_proto(next_format);
extern void unget_format (st_parameter_dt *, const fnode *);
internal_proto(unget_format);
extern void format_error (st_parameter_dt *, const fnode *, const char *);
internal_proto(format_error);
extern void free_format_data (struct format_data *);
internal_proto(free_format_data);
extern void free_format_hash_table (gfc_unit *);
internal_proto(free_format_hash_table);
extern void init_format_hash (st_parameter_dt *);
internal_proto(init_format_hash);
extern void free_format_hash (st_parameter_dt *);
internal_proto(free_format_hash);
/* transfer.c */
@ -1014,39 +773,6 @@ internal_proto(size_from_real_kind);
extern size_t size_from_complex_kind (int);
internal_proto(size_from_complex_kind);
/* fbuf.c */
extern void fbuf_init (gfc_unit *, int);
internal_proto(fbuf_init);
extern void fbuf_destroy (gfc_unit *);
internal_proto(fbuf_destroy);
extern int fbuf_reset (gfc_unit *);
internal_proto(fbuf_reset);
extern char * fbuf_alloc (gfc_unit *, int);
internal_proto(fbuf_alloc);
extern int fbuf_flush (gfc_unit *, unit_mode);
internal_proto(fbuf_flush);
extern int fbuf_seek (gfc_unit *, int, int);
internal_proto(fbuf_seek);
extern char * fbuf_read (gfc_unit *, int *);
internal_proto(fbuf_read);
/* Never call this function, only use fbuf_getc(). */
extern int fbuf_getc_refill (gfc_unit *);
internal_proto(fbuf_getc_refill);
static inline int
fbuf_getc (gfc_unit * u)
{
if (u->fbuf->pos < u->fbuf->act)
return (unsigned char) u->fbuf->buf[u->fbuf->pos++];
return fbuf_getc_refill (u);
}
/* lock.c */
extern void free_ionml (st_parameter_dt *);

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@ -27,6 +27,8 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
#include "io.h"
#include "fbuf.h"
#include "unix.h"
#include <string.h>
#include <stdlib.h>
#include <ctype.h>

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@ -25,6 +25,8 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
#include "io.h"
#include "fbuf.h"
#include "unix.h"
#include <unistd.h>
#include <string.h>
#include <errno.h>

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@ -24,6 +24,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
#include "io.h"
#include "format.h"
#include <string.h>
#include <errno.h>
#include <ctype.h>

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@ -29,6 +29,9 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
/* transfer.c -- Top level handling of data transfer statements. */
#include "io.h"
#include "fbuf.h"
#include "format.h"
#include "unix.h"
#include <string.h>
#include <assert.h>
#include <stdlib.h>

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@ -24,6 +24,9 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
#include "io.h"
#include "fbuf.h"
#include "format.h"
#include "unix.h"
#include <stdlib.h>
#include <string.h>

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@ -27,6 +27,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
/* Unix stream I/O module */
#include "io.h"
#include "unix.h"
#include <stdlib.h>
#include <limits.h>

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@ -26,6 +26,8 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
#include "io.h"
#include "format.h"
#include "unix.h"
#include <assert.h>
#include <string.h>
#include <ctype.h>