# stdio_h.m4 serial 40 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]) AC_REQUIRE([AC_C_INLINE]) gl_NEXT_HEADERS([stdio.h]) dnl No need to create extra modules for these functions. Everyone who uses dnl likely needs them. GNULIB_FSCANF=1 GNULIB_SCANF=1 GNULIB_FGETC=1 GNULIB_GETC=1 GNULIB_GETCHAR=1 GNULIB_FGETS=1 GNULIB_GETS=1 GNULIB_FREAD=1 dnl This ifdef is necessary to avoid an error "missing file lib/stdio-read.c" dnl "expected source file, required through AC_LIBSOURCES, not found". It is dnl also an optimization, to avoid performing a configure check whose result dnl is not used. But it does not make the test of GNULIB_STDIO_H_NONBLOCKING dnl or GNULIB_NONBLOCKING redundant. m4_ifdef([gl_NONBLOCKING_IO], [ gl_NONBLOCKING_IO if test $gl_cv_have_nonblocking != yes; then REPLACE_STDIO_READ_FUNCS=1 AC_LIBOBJ([stdio-read]) fi ]) dnl No need to create extra modules for these functions. Everyone who uses dnl 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 necessary to avoid an error "missing file lib/stdio-write.c" dnl "expected source file, required through AC_LIBSOURCES, not found". It is dnl also an optimization, to avoid performing a configure check whose result dnl is not used. But it does not make the test of GNULIB_STDIO_H_SIGPIPE or dnl 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 This ifdef is necessary to avoid an error "missing file lib/stdio-write.c" dnl "expected source file, required through AC_LIBSOURCES, not found". It is dnl also an optimization, to avoid performing a configure check whose result dnl is not used. But it does not make the test of GNULIB_STDIO_H_NONBLOCKING dnl or GNULIB_NONBLOCKING redundant. m4_ifdef([gl_NONBLOCKING_IO], [ gl_NONBLOCKING_IO if test $gl_cv_have_nonblocking != 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 ]], [dprintf fpurge fseeko ftello getdelim getline pclose 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_FDOPEN=0; AC_SUBST([GNULIB_FDOPEN]) GNULIB_FFLUSH=0; AC_SUBST([GNULIB_FFLUSH]) GNULIB_FGETC=0; AC_SUBST([GNULIB_FGETC]) GNULIB_FGETS=0; AC_SUBST([GNULIB_FGETS]) 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_FREAD=0; AC_SUBST([GNULIB_FREAD]) GNULIB_FREOPEN=0; AC_SUBST([GNULIB_FREOPEN]) GNULIB_FSCANF=0; AC_SUBST([GNULIB_FSCANF]) 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_GETC=0; AC_SUBST([GNULIB_GETC]) GNULIB_GETCHAR=0; AC_SUBST([GNULIB_GETCHAR]) GNULIB_GETDELIM=0; AC_SUBST([GNULIB_GETDELIM]) GNULIB_GETLINE=0; AC_SUBST([GNULIB_GETLINE]) GNULIB_GETS=0; AC_SUBST([GNULIB_GETS]) GNULIB_OBSTACK_PRINTF=0; AC_SUBST([GNULIB_OBSTACK_PRINTF]) GNULIB_OBSTACK_PRINTF_POSIX=0; AC_SUBST([GNULIB_OBSTACK_PRINTF_POSIX]) GNULIB_PCLOSE=0; AC_SUBST([GNULIB_PCLOSE]) 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_SCANF=0; AC_SUBST([GNULIB_SCANF]) GNULIB_SNPRINTF=0; AC_SUBST([GNULIB_SNPRINTF]) GNULIB_SPRINTF_POSIX=0; AC_SUBST([GNULIB_SPRINTF_POSIX]) GNULIB_STDIO_H_NONBLOCKING=0; AC_SUBST([GNULIB_STDIO_H_NONBLOCKING]) 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_VFSCANF=0; AC_SUBST([GNULIB_VFSCANF]) GNULIB_VSCANF=0; AC_SUBST([GNULIB_VSCANF]) 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_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_PCLOSE=1; AC_SUBST([HAVE_PCLOSE]) HAVE_POPEN=1; AC_SUBST([HAVE_POPEN]) 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_FDOPEN=0; AC_SUBST([REPLACE_FDOPEN]) 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_READ_FUNCS=0; AC_SUBST([REPLACE_STDIO_READ_FUNCS]) 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]) ])