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#include <config.h>
#include <stdio.h>
#if GNULIB_SIGPIPE
# if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
# include <errno.h>
# include <signal.h>
# include <io.h>
# define WIN32_LEAN_AND_MEAN
# include <windows.h>
# define CALL_WITH_SIGPIPE_EMULATION(RETTYPE, EXPRESSION, FAILED) \
if (ferror (stream)) \
return (EXPRESSION); \
else \
{ \
RETTYPE ret; \
SetLastError (0); \
ret = (EXPRESSION); \
if (FAILED && GetLastError () == ERROR_NO_DATA && ferror (stream)) \
{ \
int fd = fileno (stream); \
if (fd >= 0 \
&& GetFileType ((HANDLE) _get_osfhandle (fd)) == FILE_TYPE_PIPE)\
{ \
\
raise (SIGPIPE); \
\
errno = EPIPE; \
} \
} \
return ret; \
}
# if !REPLACE_PRINTF_POSIX
int
printf (const char *format, ...)
{
int retval;
va_list args;
va_start (args, format);
retval = vfprintf (stdout, format, args);
va_end (args);
return retval;
}
# endif
# if !REPLACE_FPRINTF_POSIX
int
fprintf (FILE *stream, const char *format, ...)
{
int retval;
va_list args;
va_start (args, format);
retval = vfprintf (stream, format, args);
va_end (args);
return retval;
}
# endif
# if !REPLACE_VFPRINTF_POSIX
int
vprintf (const char *format, va_list args)
{
return vfprintf (stdout, format, args);
}
# endif
# if !REPLACE_VPRINTF_POSIX
int
vfprintf (FILE *stream, const char *format, va_list args)
#undef vfprintf
{
CALL_WITH_SIGPIPE_EMULATION (int, vfprintf (stream, format, args), ret == EOF)
}
# endif
int
putchar (int c)
{
return fputc (c, stdout);
}
int
fputc (int c, FILE *stream)
#undef fputc
{
CALL_WITH_SIGPIPE_EMULATION (int, fputc (c, stream), ret == EOF)
}
int
fputs (const char *string, FILE *stream)
#undef fputs
{
CALL_WITH_SIGPIPE_EMULATION (int, fputs (string, stream), ret == EOF)
}
int
puts (const char *string)
#undef puts
{
FILE *stream = stdout;
CALL_WITH_SIGPIPE_EMULATION (int, puts (string), ret == EOF)
}
size_t
fwrite (const void *ptr, size_t s, size_t n, FILE *stream)
#undef fwrite
{
CALL_WITH_SIGPIPE_EMULATION (size_t, fwrite (ptr, s, n, stream), ret < n)
}
# endif
#endif
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