| 1 | # stdio_h.m4 serial 41
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| 2 | dnl Copyright (C) 2007-2012 Free Software Foundation, Inc.
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| 3 | dnl This file is free software; the Free Software Foundation
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| 4 | dnl gives unlimited permission to copy and/or distribute it,
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| 5 | dnl with or without modifications, as long as this notice is preserved.
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| 6 |
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| 7 | AC_DEFUN([gl_STDIO_H],
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| 8 | [
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| 9 | AC_REQUIRE([gl_STDIO_H_DEFAULTS])
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| 10 | AC_REQUIRE([AC_C_INLINE])
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| 11 | gl_NEXT_HEADERS([stdio.h])
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| 12 |
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| 13 | dnl No need to create extra modules for these functions. Everyone who uses
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| 14 | dnl <stdio.h> likely needs them.
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| 15 | GNULIB_FSCANF=1
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| 16 | GNULIB_SCANF=1
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| 17 | GNULIB_FGETC=1
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| 18 | GNULIB_GETC=1
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| 19 | GNULIB_GETCHAR=1
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| 20 | GNULIB_FGETS=1
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| 21 | GNULIB_FREAD=1
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| 22 | dnl This ifdef is necessary to avoid an error "missing file lib/stdio-read.c"
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| 23 | dnl "expected source file, required through AC_LIBSOURCES, not found". It is
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| 24 | dnl also an optimization, to avoid performing a configure check whose result
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| 25 | dnl is not used. But it does not make the test of GNULIB_STDIO_H_NONBLOCKING
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| 26 | dnl or GNULIB_NONBLOCKING redundant.
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| 27 | m4_ifdef([gl_NONBLOCKING_IO], [
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| 28 | gl_NONBLOCKING_IO
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| 29 | if test $gl_cv_have_nonblocking != yes; then
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| 30 | REPLACE_STDIO_READ_FUNCS=1
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| 31 | AC_LIBOBJ([stdio-read])
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| 32 | fi
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| 33 | ])
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| 34 |
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| 35 | dnl No need to create extra modules for these functions. Everyone who uses
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| 36 | dnl <stdio.h> likely needs them.
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| 37 | GNULIB_FPRINTF=1
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| 38 | GNULIB_PRINTF=1
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| 39 | GNULIB_VFPRINTF=1
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| 40 | GNULIB_VPRINTF=1
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| 41 | GNULIB_FPUTC=1
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| 42 | GNULIB_PUTC=1
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| 43 | GNULIB_PUTCHAR=1
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| 44 | GNULIB_FPUTS=1
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| 45 | GNULIB_PUTS=1
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| 46 | GNULIB_FWRITE=1
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| 47 | dnl This ifdef is necessary to avoid an error "missing file lib/stdio-write.c"
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| 48 | dnl "expected source file, required through AC_LIBSOURCES, not found". It is
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| 49 | dnl also an optimization, to avoid performing a configure check whose result
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| 50 | dnl is not used. But it does not make the test of GNULIB_STDIO_H_SIGPIPE or
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| 51 | dnl GNULIB_SIGPIPE redundant.
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| 52 | m4_ifdef([gl_SIGNAL_SIGPIPE], [
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| 53 | gl_SIGNAL_SIGPIPE
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| 54 | if test $gl_cv_header_signal_h_SIGPIPE != yes; then
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| 55 | REPLACE_STDIO_WRITE_FUNCS=1
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| 56 | AC_LIBOBJ([stdio-write])
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| 57 | fi
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| 58 | ])
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| 59 | dnl This ifdef is necessary to avoid an error "missing file lib/stdio-write.c"
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| 60 | dnl "expected source file, required through AC_LIBSOURCES, not found". It is
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| 61 | dnl also an optimization, to avoid performing a configure check whose result
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| 62 | dnl is not used. But it does not make the test of GNULIB_STDIO_H_NONBLOCKING
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| 63 | dnl or GNULIB_NONBLOCKING redundant.
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| 64 | m4_ifdef([gl_NONBLOCKING_IO], [
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| 65 | gl_NONBLOCKING_IO
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| 66 | if test $gl_cv_have_nonblocking != yes; then
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| 67 | REPLACE_STDIO_WRITE_FUNCS=1
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| 68 | AC_LIBOBJ([stdio-write])
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| 69 | fi
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| 70 | ])
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| 71 |
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| 72 | dnl Check for declarations of anything we want to poison if the
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| 73 | dnl corresponding gnulib module is not in use, and which is not
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| 74 | dnl guaranteed by both C89 and C11.
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| 75 | gl_WARN_ON_USE_PREPARE([[#include <stdio.h>
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| 76 | ]], [dprintf fpurge fseeko ftello getdelim getline gets pclose popen
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| 77 | renameat snprintf tmpfile vdprintf vsnprintf])
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| 78 | ])
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| 79 |
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| 80 | AC_DEFUN([gl_STDIO_MODULE_INDICATOR],
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| 81 | [
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| 82 | dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
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| 83 | AC_REQUIRE([gl_STDIO_H_DEFAULTS])
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| 84 | gl_MODULE_INDICATOR_SET_VARIABLE([$1])
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| 85 | dnl Define it also as a C macro, for the benefit of the unit tests.
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| 86 | gl_MODULE_INDICATOR_FOR_TESTS([$1])
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| 87 | ])
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| 88 |
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| 89 | AC_DEFUN([gl_STDIO_H_DEFAULTS],
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| 90 | [
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| 91 | GNULIB_DPRINTF=0; AC_SUBST([GNULIB_DPRINTF])
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| 92 | GNULIB_FCLOSE=0; AC_SUBST([GNULIB_FCLOSE])
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| 93 | GNULIB_FDOPEN=0; AC_SUBST([GNULIB_FDOPEN])
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| 94 | GNULIB_FFLUSH=0; AC_SUBST([GNULIB_FFLUSH])
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| 95 | GNULIB_FGETC=0; AC_SUBST([GNULIB_FGETC])
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| 96 | GNULIB_FGETS=0; AC_SUBST([GNULIB_FGETS])
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| 97 | GNULIB_FOPEN=0; AC_SUBST([GNULIB_FOPEN])
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| 98 | GNULIB_FPRINTF=0; AC_SUBST([GNULIB_FPRINTF])
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| 99 | GNULIB_FPRINTF_POSIX=0; AC_SUBST([GNULIB_FPRINTF_POSIX])
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| 100 | GNULIB_FPURGE=0; AC_SUBST([GNULIB_FPURGE])
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| 101 | GNULIB_FPUTC=0; AC_SUBST([GNULIB_FPUTC])
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| 102 | GNULIB_FPUTS=0; AC_SUBST([GNULIB_FPUTS])
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| 103 | GNULIB_FREAD=0; AC_SUBST([GNULIB_FREAD])
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| 104 | GNULIB_FREOPEN=0; AC_SUBST([GNULIB_FREOPEN])
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| 105 | GNULIB_FSCANF=0; AC_SUBST([GNULIB_FSCANF])
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| 106 | GNULIB_FSEEK=0; AC_SUBST([GNULIB_FSEEK])
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| 107 | GNULIB_FSEEKO=0; AC_SUBST([GNULIB_FSEEKO])
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| 108 | GNULIB_FTELL=0; AC_SUBST([GNULIB_FTELL])
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| 109 | GNULIB_FTELLO=0; AC_SUBST([GNULIB_FTELLO])
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| 110 | GNULIB_FWRITE=0; AC_SUBST([GNULIB_FWRITE])
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| 111 | GNULIB_GETC=0; AC_SUBST([GNULIB_GETC])
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| 112 | GNULIB_GETCHAR=0; AC_SUBST([GNULIB_GETCHAR])
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| 113 | GNULIB_GETDELIM=0; AC_SUBST([GNULIB_GETDELIM])
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| 114 | GNULIB_GETLINE=0; AC_SUBST([GNULIB_GETLINE])
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| 115 | GNULIB_OBSTACK_PRINTF=0; AC_SUBST([GNULIB_OBSTACK_PRINTF])
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| 116 | GNULIB_OBSTACK_PRINTF_POSIX=0; AC_SUBST([GNULIB_OBSTACK_PRINTF_POSIX])
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| 117 | GNULIB_PCLOSE=0; AC_SUBST([GNULIB_PCLOSE])
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| 118 | GNULIB_PERROR=0; AC_SUBST([GNULIB_PERROR])
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| 119 | GNULIB_POPEN=0; AC_SUBST([GNULIB_POPEN])
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| 120 | GNULIB_PRINTF=0; AC_SUBST([GNULIB_PRINTF])
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| 121 | GNULIB_PRINTF_POSIX=0; AC_SUBST([GNULIB_PRINTF_POSIX])
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| 122 | GNULIB_PUTC=0; AC_SUBST([GNULIB_PUTC])
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| 123 | GNULIB_PUTCHAR=0; AC_SUBST([GNULIB_PUTCHAR])
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| 124 | GNULIB_PUTS=0; AC_SUBST([GNULIB_PUTS])
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| 125 | GNULIB_REMOVE=0; AC_SUBST([GNULIB_REMOVE])
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| 126 | GNULIB_RENAME=0; AC_SUBST([GNULIB_RENAME])
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| 127 | GNULIB_RENAMEAT=0; AC_SUBST([GNULIB_RENAMEAT])
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| 128 | GNULIB_SCANF=0; AC_SUBST([GNULIB_SCANF])
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| 129 | GNULIB_SNPRINTF=0; AC_SUBST([GNULIB_SNPRINTF])
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| 130 | GNULIB_SPRINTF_POSIX=0; AC_SUBST([GNULIB_SPRINTF_POSIX])
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| 131 | GNULIB_STDIO_H_NONBLOCKING=0; AC_SUBST([GNULIB_STDIO_H_NONBLOCKING])
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| 132 | GNULIB_STDIO_H_SIGPIPE=0; AC_SUBST([GNULIB_STDIO_H_SIGPIPE])
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| 133 | GNULIB_TMPFILE=0; AC_SUBST([GNULIB_TMPFILE])
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| 134 | GNULIB_VASPRINTF=0; AC_SUBST([GNULIB_VASPRINTF])
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| 135 | GNULIB_VFSCANF=0; AC_SUBST([GNULIB_VFSCANF])
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| 136 | GNULIB_VSCANF=0; AC_SUBST([GNULIB_VSCANF])
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| 137 | GNULIB_VDPRINTF=0; AC_SUBST([GNULIB_VDPRINTF])
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| 138 | GNULIB_VFPRINTF=0; AC_SUBST([GNULIB_VFPRINTF])
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| 139 | GNULIB_VFPRINTF_POSIX=0; AC_SUBST([GNULIB_VFPRINTF_POSIX])
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| 140 | GNULIB_VPRINTF=0; AC_SUBST([GNULIB_VPRINTF])
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| 141 | GNULIB_VPRINTF_POSIX=0; AC_SUBST([GNULIB_VPRINTF_POSIX])
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| 142 | GNULIB_VSNPRINTF=0; AC_SUBST([GNULIB_VSNPRINTF])
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| 143 | GNULIB_VSPRINTF_POSIX=0; AC_SUBST([GNULIB_VSPRINTF_POSIX])
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| 144 | dnl Assume proper GNU behavior unless another module says otherwise.
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| 145 | HAVE_DECL_FPURGE=1; AC_SUBST([HAVE_DECL_FPURGE])
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| 146 | HAVE_DECL_FSEEKO=1; AC_SUBST([HAVE_DECL_FSEEKO])
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| 147 | HAVE_DECL_FTELLO=1; AC_SUBST([HAVE_DECL_FTELLO])
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| 148 | HAVE_DECL_GETDELIM=1; AC_SUBST([HAVE_DECL_GETDELIM])
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| 149 | HAVE_DECL_GETLINE=1; AC_SUBST([HAVE_DECL_GETLINE])
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| 150 | HAVE_DECL_OBSTACK_PRINTF=1; AC_SUBST([HAVE_DECL_OBSTACK_PRINTF])
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| 151 | HAVE_DECL_SNPRINTF=1; AC_SUBST([HAVE_DECL_SNPRINTF])
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| 152 | HAVE_DECL_VSNPRINTF=1; AC_SUBST([HAVE_DECL_VSNPRINTF])
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| 153 | HAVE_DPRINTF=1; AC_SUBST([HAVE_DPRINTF])
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| 154 | HAVE_FSEEKO=1; AC_SUBST([HAVE_FSEEKO])
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| 155 | HAVE_FTELLO=1; AC_SUBST([HAVE_FTELLO])
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| 156 | HAVE_PCLOSE=1; AC_SUBST([HAVE_PCLOSE])
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| 157 | HAVE_POPEN=1; AC_SUBST([HAVE_POPEN])
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| 158 | HAVE_RENAMEAT=1; AC_SUBST([HAVE_RENAMEAT])
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| 159 | HAVE_VASPRINTF=1; AC_SUBST([HAVE_VASPRINTF])
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| 160 | HAVE_VDPRINTF=1; AC_SUBST([HAVE_VDPRINTF])
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| 161 | REPLACE_DPRINTF=0; AC_SUBST([REPLACE_DPRINTF])
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| 162 | REPLACE_FCLOSE=0; AC_SUBST([REPLACE_FCLOSE])
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| 163 | REPLACE_FDOPEN=0; AC_SUBST([REPLACE_FDOPEN])
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| 164 | REPLACE_FFLUSH=0; AC_SUBST([REPLACE_FFLUSH])
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| 165 | REPLACE_FOPEN=0; AC_SUBST([REPLACE_FOPEN])
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| 166 | REPLACE_FPRINTF=0; AC_SUBST([REPLACE_FPRINTF])
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| 167 | REPLACE_FPURGE=0; AC_SUBST([REPLACE_FPURGE])
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| 168 | REPLACE_FREOPEN=0; AC_SUBST([REPLACE_FREOPEN])
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| 169 | REPLACE_FSEEK=0; AC_SUBST([REPLACE_FSEEK])
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| 170 | REPLACE_FSEEKO=0; AC_SUBST([REPLACE_FSEEKO])
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| 171 | REPLACE_FTELL=0; AC_SUBST([REPLACE_FTELL])
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| 172 | REPLACE_FTELLO=0; AC_SUBST([REPLACE_FTELLO])
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| 173 | REPLACE_GETDELIM=0; AC_SUBST([REPLACE_GETDELIM])
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| 174 | REPLACE_GETLINE=0; AC_SUBST([REPLACE_GETLINE])
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| 175 | REPLACE_OBSTACK_PRINTF=0; AC_SUBST([REPLACE_OBSTACK_PRINTF])
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| 176 | REPLACE_PERROR=0; AC_SUBST([REPLACE_PERROR])
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| 177 | REPLACE_POPEN=0; AC_SUBST([REPLACE_POPEN])
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| 178 | REPLACE_PRINTF=0; AC_SUBST([REPLACE_PRINTF])
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| 179 | REPLACE_REMOVE=0; AC_SUBST([REPLACE_REMOVE])
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| 180 | REPLACE_RENAME=0; AC_SUBST([REPLACE_RENAME])
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| 181 | REPLACE_RENAMEAT=0; AC_SUBST([REPLACE_RENAMEAT])
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| 182 | REPLACE_SNPRINTF=0; AC_SUBST([REPLACE_SNPRINTF])
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| 183 | REPLACE_SPRINTF=0; AC_SUBST([REPLACE_SPRINTF])
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| 184 | REPLACE_STDIO_READ_FUNCS=0; AC_SUBST([REPLACE_STDIO_READ_FUNCS])
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| 185 | REPLACE_STDIO_WRITE_FUNCS=0; AC_SUBST([REPLACE_STDIO_WRITE_FUNCS])
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| 186 | REPLACE_TMPFILE=0; AC_SUBST([REPLACE_TMPFILE])
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| 187 | REPLACE_VASPRINTF=0; AC_SUBST([REPLACE_VASPRINTF])
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| 188 | REPLACE_VDPRINTF=0; AC_SUBST([REPLACE_VDPRINTF])
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| 189 | REPLACE_VFPRINTF=0; AC_SUBST([REPLACE_VFPRINTF])
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| 190 | REPLACE_VPRINTF=0; AC_SUBST([REPLACE_VPRINTF])
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| 191 | REPLACE_VSNPRINTF=0; AC_SUBST([REPLACE_VSNPRINTF])
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| 192 | REPLACE_VSPRINTF=0; AC_SUBST([REPLACE_VSPRINTF])
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| 193 | ])
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