160 lines
7.6 KiB
Plaintext
160 lines
7.6 KiB
Plaintext
# stdio_h.m4 serial 31
|
|
dnl Copyright (C) 2007-2010 Free Software Foundation, Inc.
|
|
dnl This file is free software; the Free Software Foundation
|
|
dnl gives unlimited permission to copy and/or distribute it,
|
|
dnl with or without modifications, as long as this notice is preserved.
|
|
|
|
AC_DEFUN([gl_STDIO_H],
|
|
[
|
|
AC_REQUIRE([gl_STDIO_H_DEFAULTS])
|
|
AC_REQUIRE([AC_C_INLINE])
|
|
AC_REQUIRE([gl_ASM_SYMBOL_PREFIX])
|
|
gl_CHECK_NEXT_HEADERS([stdio.h])
|
|
dnl No need to create extra modules for these functions. Everyone who uses
|
|
dnl <stdio.h> likely needs them.
|
|
GNULIB_FPRINTF=1
|
|
GNULIB_PRINTF=1
|
|
GNULIB_VFPRINTF=1
|
|
GNULIB_VPRINTF=1
|
|
GNULIB_FPUTC=1
|
|
GNULIB_PUTC=1
|
|
GNULIB_PUTCHAR=1
|
|
GNULIB_FPUTS=1
|
|
GNULIB_PUTS=1
|
|
GNULIB_FWRITE=1
|
|
dnl This ifdef is just an optimization, to avoid performing a configure
|
|
dnl check whose result is not used. It does not make the test of
|
|
dnl GNULIB_STDIO_H_SIGPIPE or GNULIB_SIGPIPE redundant.
|
|
m4_ifdef([gl_SIGNAL_SIGPIPE], [
|
|
gl_SIGNAL_SIGPIPE
|
|
if test $gl_cv_header_signal_h_SIGPIPE != yes; then
|
|
REPLACE_STDIO_WRITE_FUNCS=1
|
|
AC_LIBOBJ([stdio-write])
|
|
fi
|
|
])
|
|
|
|
dnl Check for declarations of anything we want to poison if the
|
|
dnl corresponding gnulib module is not in use, and which is not
|
|
dnl guaranteed by C89.
|
|
gl_WARN_ON_USE_PREPARE([[#include <stdio.h>
|
|
]], [dprintf fpurge fseeko ftello getdelim getline popen renameat
|
|
snprintf tmpfile vdprintf vsnprintf])
|
|
])
|
|
|
|
AC_DEFUN([gl_STDIO_MODULE_INDICATOR],
|
|
[
|
|
dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
|
|
AC_REQUIRE([gl_STDIO_H_DEFAULTS])
|
|
gl_MODULE_INDICATOR_SET_VARIABLE([$1])
|
|
dnl Define it also as a C macro, for the benefit of the unit tests.
|
|
gl_MODULE_INDICATOR_FOR_TESTS([$1])
|
|
])
|
|
|
|
AC_DEFUN([gl_STDIO_H_DEFAULTS],
|
|
[
|
|
GNULIB_DPRINTF=0; AC_SUBST([GNULIB_DPRINTF])
|
|
GNULIB_FCLOSE=0; AC_SUBST([GNULIB_FCLOSE])
|
|
GNULIB_FFLUSH=0; AC_SUBST([GNULIB_FFLUSH])
|
|
GNULIB_FOPEN=0; AC_SUBST([GNULIB_FOPEN])
|
|
GNULIB_FPRINTF=0; AC_SUBST([GNULIB_FPRINTF])
|
|
GNULIB_FPRINTF_POSIX=0; AC_SUBST([GNULIB_FPRINTF_POSIX])
|
|
GNULIB_FPURGE=0; AC_SUBST([GNULIB_FPURGE])
|
|
GNULIB_FPUTC=0; AC_SUBST([GNULIB_FPUTC])
|
|
GNULIB_FPUTS=0; AC_SUBST([GNULIB_FPUTS])
|
|
GNULIB_FREOPEN=0; AC_SUBST([GNULIB_FREOPEN])
|
|
GNULIB_FSEEK=0; AC_SUBST([GNULIB_FSEEK])
|
|
GNULIB_FSEEKO=0; AC_SUBST([GNULIB_FSEEKO])
|
|
GNULIB_FTELL=0; AC_SUBST([GNULIB_FTELL])
|
|
GNULIB_FTELLO=0; AC_SUBST([GNULIB_FTELLO])
|
|
GNULIB_FWRITE=0; AC_SUBST([GNULIB_FWRITE])
|
|
GNULIB_GETDELIM=0; AC_SUBST([GNULIB_GETDELIM])
|
|
GNULIB_GETLINE=0; AC_SUBST([GNULIB_GETLINE])
|
|
GNULIB_OBSTACK_PRINTF=0; AC_SUBST([GNULIB_OBSTACK_PRINTF])
|
|
GNULIB_OBSTACK_PRINTF_POSIX=0; AC_SUBST([GNULIB_OBSTACK_PRINTF_POSIX])
|
|
GNULIB_PERROR=0; AC_SUBST([GNULIB_PERROR])
|
|
GNULIB_POPEN=0; AC_SUBST([GNULIB_POPEN])
|
|
GNULIB_PRINTF=0; AC_SUBST([GNULIB_PRINTF])
|
|
GNULIB_PRINTF_POSIX=0; AC_SUBST([GNULIB_PRINTF_POSIX])
|
|
GNULIB_PUTC=0; AC_SUBST([GNULIB_PUTC])
|
|
GNULIB_PUTCHAR=0; AC_SUBST([GNULIB_PUTCHAR])
|
|
GNULIB_PUTS=0; AC_SUBST([GNULIB_PUTS])
|
|
GNULIB_REMOVE=0; AC_SUBST([GNULIB_REMOVE])
|
|
GNULIB_RENAME=0; AC_SUBST([GNULIB_RENAME])
|
|
GNULIB_RENAMEAT=0; AC_SUBST([GNULIB_RENAMEAT])
|
|
GNULIB_SNPRINTF=0; AC_SUBST([GNULIB_SNPRINTF])
|
|
GNULIB_SPRINTF_POSIX=0; AC_SUBST([GNULIB_SPRINTF_POSIX])
|
|
GNULIB_STDIO_H_SIGPIPE=0; AC_SUBST([GNULIB_STDIO_H_SIGPIPE])
|
|
GNULIB_TMPFILE=0; AC_SUBST([GNULIB_TMPFILE])
|
|
GNULIB_VASPRINTF=0; AC_SUBST([GNULIB_VASPRINTF])
|
|
GNULIB_VDPRINTF=0; AC_SUBST([GNULIB_VDPRINTF])
|
|
GNULIB_VFPRINTF=0; AC_SUBST([GNULIB_VFPRINTF])
|
|
GNULIB_VFPRINTF_POSIX=0; AC_SUBST([GNULIB_VFPRINTF_POSIX])
|
|
GNULIB_VPRINTF=0; AC_SUBST([GNULIB_VPRINTF])
|
|
GNULIB_VPRINTF_POSIX=0; AC_SUBST([GNULIB_VPRINTF_POSIX])
|
|
GNULIB_VSNPRINTF=0; AC_SUBST([GNULIB_VSNPRINTF])
|
|
GNULIB_VSPRINTF_POSIX=0; AC_SUBST([GNULIB_VSPRINTF_POSIX])
|
|
dnl Assume proper GNU behavior unless another module says otherwise.
|
|
HAVE_DECL_FPURGE=1; AC_SUBST([HAVE_DECL_FPURGE])
|
|
HAVE_DECL_GETDELIM=1; AC_SUBST([HAVE_DECL_GETDELIM])
|
|
HAVE_DECL_GETLINE=1; AC_SUBST([HAVE_DECL_GETLINE])
|
|
HAVE_DECL_OBSTACK_PRINTF=1; AC_SUBST([HAVE_DECL_OBSTACK_PRINTF])
|
|
HAVE_DECL_SNPRINTF=1; AC_SUBST([HAVE_DECL_SNPRINTF])
|
|
HAVE_DECL_VSNPRINTF=1; AC_SUBST([HAVE_DECL_VSNPRINTF])
|
|
HAVE_DPRINTF=1; AC_SUBST([HAVE_DPRINTF])
|
|
HAVE_FSEEKO=1; AC_SUBST([HAVE_FSEEKO])
|
|
HAVE_FTELLO=1; AC_SUBST([HAVE_FTELLO])
|
|
HAVE_RENAMEAT=1; AC_SUBST([HAVE_RENAMEAT])
|
|
HAVE_VASPRINTF=1; AC_SUBST([HAVE_VASPRINTF])
|
|
HAVE_VDPRINTF=1; AC_SUBST([HAVE_VDPRINTF])
|
|
REPLACE_DPRINTF=0; AC_SUBST([REPLACE_DPRINTF])
|
|
REPLACE_FCLOSE=0; AC_SUBST([REPLACE_FCLOSE])
|
|
REPLACE_FFLUSH=0; AC_SUBST([REPLACE_FFLUSH])
|
|
REPLACE_FOPEN=0; AC_SUBST([REPLACE_FOPEN])
|
|
REPLACE_FPRINTF=0; AC_SUBST([REPLACE_FPRINTF])
|
|
REPLACE_FPURGE=0; AC_SUBST([REPLACE_FPURGE])
|
|
REPLACE_FREOPEN=0; AC_SUBST([REPLACE_FREOPEN])
|
|
REPLACE_FSEEK=0; AC_SUBST([REPLACE_FSEEK])
|
|
REPLACE_FSEEKO=0; AC_SUBST([REPLACE_FSEEKO])
|
|
REPLACE_FTELL=0; AC_SUBST([REPLACE_FTELL])
|
|
REPLACE_FTELLO=0; AC_SUBST([REPLACE_FTELLO])
|
|
REPLACE_GETDELIM=0; AC_SUBST([REPLACE_GETDELIM])
|
|
REPLACE_GETLINE=0; AC_SUBST([REPLACE_GETLINE])
|
|
REPLACE_OBSTACK_PRINTF=0; AC_SUBST([REPLACE_OBSTACK_PRINTF])
|
|
REPLACE_PERROR=0; AC_SUBST([REPLACE_PERROR])
|
|
REPLACE_POPEN=0; AC_SUBST([REPLACE_POPEN])
|
|
REPLACE_PRINTF=0; AC_SUBST([REPLACE_PRINTF])
|
|
REPLACE_REMOVE=0; AC_SUBST([REPLACE_REMOVE])
|
|
REPLACE_RENAME=0; AC_SUBST([REPLACE_RENAME])
|
|
REPLACE_RENAMEAT=0; AC_SUBST([REPLACE_RENAMEAT])
|
|
REPLACE_SNPRINTF=0; AC_SUBST([REPLACE_SNPRINTF])
|
|
REPLACE_SPRINTF=0; AC_SUBST([REPLACE_SPRINTF])
|
|
REPLACE_STDIO_WRITE_FUNCS=0; AC_SUBST([REPLACE_STDIO_WRITE_FUNCS])
|
|
REPLACE_TMPFILE=0; AC_SUBST([REPLACE_TMPFILE])
|
|
REPLACE_VASPRINTF=0; AC_SUBST([REPLACE_VASPRINTF])
|
|
REPLACE_VDPRINTF=0; AC_SUBST([REPLACE_VDPRINTF])
|
|
REPLACE_VFPRINTF=0; AC_SUBST([REPLACE_VFPRINTF])
|
|
REPLACE_VPRINTF=0; AC_SUBST([REPLACE_VPRINTF])
|
|
REPLACE_VSNPRINTF=0; AC_SUBST([REPLACE_VSNPRINTF])
|
|
REPLACE_VSPRINTF=0; AC_SUBST([REPLACE_VSPRINTF])
|
|
])
|
|
|
|
dnl Code shared by fseeko and ftello. Determine if large files are supported,
|
|
dnl but stdin does not start as a large file by default.
|
|
AC_DEFUN([gl_STDIN_LARGE_OFFSET],
|
|
[
|
|
AC_CACHE_CHECK([whether stdin defaults to large file offsets],
|
|
[gl_cv_var_stdin_large_offset],
|
|
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>]],
|
|
[[#if defined __SL64 && defined __SCLE /* cygwin */
|
|
/* Cygwin 1.5.24 and earlier fail to put stdin in 64-bit mode, making
|
|
fseeko/ftello needlessly fail. This bug was fixed in 1.5.25, and
|
|
it is easier to do a version check than building a runtime test. */
|
|
# include <cygwin/version.h>
|
|
# if CYGWIN_VERSION_DLL_COMBINED < CYGWIN_VERSION_DLL_MAKE_COMBINED (1005, 25)
|
|
choke me
|
|
# endif
|
|
#endif]])],
|
|
[gl_cv_var_stdin_large_offset=yes],
|
|
[gl_cv_var_stdin_large_offset=no])])
|
|
])
|