summaryrefslogtreecommitdiffstats
path: root/gl/write.c
diff options
context:
space:
mode:
Diffstat (limited to 'gl/write.c')
-rw-r--r--gl/write.c62
1 files changed, 0 insertions, 62 deletions
diff --git a/gl/full-write.c b/gl/full-write.c
index 5d9b7c3..beb5bf9 100644
--- a/gl/full-write.c
+++ b/gl/full-write.c
@@ -1,6 +1,6 @@
1/* An interface to read and write that retries (if necessary) until complete. 1/* An interface to read and write that retries (if necessary) until complete.
2 2
3 Copyright (C) 1993-1994, 1997-2006, 2009-2010 Free Software Foundation, Inc. 3 Copyright (C) 1993-1994, 1997-2006, 2009-2013 Free Software Foundation, Inc.
4 4
5 This program is free software: you can redistribute it and/or modify 5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by 6 it under the terms of the GNU General Public License as published by
diff --git a/gl/safe-write.c b/gl/safe-write.c
deleted file mode 100644
index a2c3b4d..0000000
--- a/gl/safe-write.c
+++ /dev/null
@@ -1,18 +0,0 @@
1/* An interface to write that retries after interrupts.
2 Copyright (C) 2002, 2009-2010 Free Software Foundation, Inc.
3
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3 of the License, or
7 (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>. */
16
17#define SAFE_WRITE
18#include "safe-read.c"
diff --git a/gl/stdio-write.c b/gl/stdio-write.c
deleted file mode 100644
index a6a0eb1..0000000
--- a/gl/stdio-write.c
+++ /dev/null
@@ -1,148 +0,0 @@
1/* POSIX compatible FILE stream write function.
2 Copyright (C) 2008-2010 Free Software Foundation, Inc.
3 Written by Bruno Haible <bruno@clisp.org>, 2008.
4
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 3 of the License, or
8 (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
17
18#include <config.h>
19
20/* Specification. */
21#include <stdio.h>
22
23/* Replace these functions only if module 'sigpipe' is requested. */
24#if GNULIB_SIGPIPE
25
26/* On native Windows platforms, SIGPIPE does not exist. When write() is
27 called on a pipe with no readers, WriteFile() fails with error
28 GetLastError() = ERROR_NO_DATA, and write() in consequence fails with
29 error EINVAL. This write() function is at the basis of the function
30 which flushes the buffer of a FILE stream. */
31
32# if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
33
34# include <errno.h>
35# include <signal.h>
36# include <io.h>
37
38# define WIN32_LEAN_AND_MEAN /* avoid including junk */
39# include <windows.h>
40
41# define CALL_WITH_SIGPIPE_EMULATION(RETTYPE, EXPRESSION, FAILED) \
42 if (ferror (stream)) \
43 return (EXPRESSION); \
44 else \
45 { \
46 RETTYPE ret; \
47 SetLastError (0); \
48 ret = (EXPRESSION); \
49 if (FAILED && GetLastError () == ERROR_NO_DATA && ferror (stream)) \
50 { \
51 int fd = fileno (stream); \
52 if (fd >= 0 \
53 && GetFileType ((HANDLE) _get_osfhandle (fd)) == FILE_TYPE_PIPE)\
54 { \
55 /* Try to raise signal SIGPIPE. */ \
56 raise (SIGPIPE); \
57 /* If it is currently blocked or ignored, change errno from \
58 EINVAL to EPIPE. */ \
59 errno = EPIPE; \
60 } \
61 } \
62 return ret; \
63 }
64
65# if !REPLACE_PRINTF_POSIX /* avoid collision with printf.c */
66int
67printf (const char *format, ...)
68{
69 int retval;
70 va_list args;
71
72 va_start (args, format);
73 retval = vfprintf (stdout, format, args);
74 va_end (args);
75
76 return retval;
77}
78# endif
79
80# if !REPLACE_FPRINTF_POSIX /* avoid collision with fprintf.c */
81int
82fprintf (FILE *stream, const char *format, ...)
83{
84 int retval;
85 va_list args;
86
87 va_start (args, format);
88 retval = vfprintf (stream, format, args);
89 va_end (args);
90
91 return retval;
92}
93# endif
94
95# if !REPLACE_VPRINTF_POSIX /* avoid collision with vprintf.c */
96int
97vprintf (const char *format, va_list args)
98{
99 return vfprintf (stdout, format, args);
100}
101# endif
102
103# if !REPLACE_VFPRINTF_POSIX /* avoid collision with vfprintf.c */
104int
105vfprintf (FILE *stream, const char *format, va_list args)
106#undef vfprintf
107{
108 CALL_WITH_SIGPIPE_EMULATION (int, vfprintf (stream, format, args), ret == EOF)
109}
110# endif
111
112int
113putchar (int c)
114{
115 return fputc (c, stdout);
116}
117
118int
119fputc (int c, FILE *stream)
120#undef fputc
121{
122 CALL_WITH_SIGPIPE_EMULATION (int, fputc (c, stream), ret == EOF)
123}
124
125int
126fputs (const char *string, FILE *stream)
127#undef fputs
128{
129 CALL_WITH_SIGPIPE_EMULATION (int, fputs (string, stream), ret == EOF)
130}
131
132int
133puts (const char *string)
134#undef puts
135{
136 FILE *stream = stdout;
137 CALL_WITH_SIGPIPE_EMULATION (int, puts (string), ret == EOF)
138}
139
140size_t
141fwrite (const void *ptr, size_t s, size_t n, FILE *stream)
142#undef fwrite
143{
144 CALL_WITH_SIGPIPE_EMULATION (size_t, fwrite (ptr, s, n, stream), ret < n)
145}
146
147# endif
148#endif
diff --git a/gl/write.c b/gl/write.c
deleted file mode 100644
index 3a98f24..0000000
--- a/gl/write.c
+++ /dev/null
@@ -1,62 +0,0 @@
1/* POSIX compatible write() function.
2 Copyright (C) 2008-2010 Free Software Foundation, Inc.
3 Written by Bruno Haible <bruno@clisp.org>, 2008.
4
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 3 of the License, or
8 (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
17
18#include <config.h>
19
20/* Specification. */
21#include <unistd.h>
22
23/* Replace this function only if module 'sigpipe' is requested. */
24#if GNULIB_SIGPIPE
25
26/* On native Windows platforms, SIGPIPE does not exist. When write() is
27 called on a pipe with no readers, WriteFile() fails with error
28 GetLastError() = ERROR_NO_DATA, and write() in consequence fails with
29 error EINVAL. */
30
31# if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
32
33# include <errno.h>
34# include <signal.h>
35# include <io.h>
36
37# define WIN32_LEAN_AND_MEAN /* avoid including junk */
38# include <windows.h>
39
40ssize_t
41rpl_write (int fd, const void *buf, size_t count)
42#undef write
43{
44 ssize_t ret = write (fd, buf, count);
45
46 if (ret < 0)
47 {
48 if (GetLastError () == ERROR_NO_DATA
49 && GetFileType ((HANDLE) _get_osfhandle (fd)) == FILE_TYPE_PIPE)
50 {
51 /* Try to raise signal SIGPIPE. */
52 raise (SIGPIPE);
53 /* If it is currently blocked or ignored, change errno from EINVAL
54 to EPIPE. */
55 errno = EPIPE;
56 }
57 }
58 return ret;
59}
60
61# endif
62#endif