-# stdio_h.m4 serial 22
-dnl Copyright (C) 2007-2009 Free Software Foundation, Inc.
+# stdio_h.m4 serial 33
+dnl Copyright (C) 2007-2011 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])
- gl_CHECK_NEXT_HEADERS([stdio.h])
+ AC_REQUIRE([AC_C_INLINE])
+ gl_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
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])
- GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1
+ 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_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_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_FSEEKO=1; AC_SUBST([HAVE_DECL_FSEEKO])
+ HAVE_DECL_FTELLO=1; AC_SUBST([HAVE_DECL_FTELLO])
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_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_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_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])])
-])