Mercurial > gnulib
annotate m4/errno_h.m4 @ 39944:eb64273b66c2
Assume Autoconf >= 2.63.
* DEPENDENCIES: Mention the requirement.
* gnulib-tool (DEFAULT_AUTOCONF_MINVERSION): Bump to 2.63.
(func_get_filelist): Don't list m4/onceonly.m4 any more.
* pygnulib/GLModuleSystem.py (getFiles): Likewise.
* m4/onceonly.m4: Remove file.
* m4/openmp.m4: Remove file.
* modules/openmp (Files): Remove m4/openmp.m4.
* m4/configmake.m4 (gl_CONFIGMAKE_PREP): Don't set datarootdir, docdir,
htmldir, dvidir, pdfdir, psdir, localedir.
* m4/po.m4 (AM_PO_SUBDIRS): Don't set localedir.
* m4/gnulib-common.m4 (m4_foreach_w): Remove fallback for
Autoconf < 2.60.
(AC_PROG_MKDIR_P): Remove definition for Autoconf < 2.62.
(AC_PROG_SED): Remove fallback for Autoconf < 2.60.
* m4/errno_h.m4 (AC_COMPUTE_INT): Remove fallback for Autoconf < 2.61.
* m4/size_max.m4 (AC_COMPUTE_INT): Likewise.
* m4/stdint.m4 (AC_COMPUTE_INT): Likewise.
* m4/fcntl-o.m4 (gl_FCNTL_O_FLAGS): Assume AC_USE_SYSTEM_EXTENSIONS
exists.
* m4/threadlib.m4 (gl_THREADLIB_EARLY_BODY): Likewise,
* m4/lib-link.m4 (AC_LIB_LINKFLAGS_BODY): Remove workaround for
Autoconf < 2.61.
* m4/lib-prefix.m4 (AC_LIB_ARG_WITH): Remove macro.
(AC_LIB_PREFIX): Use AC_ARG_WITH, assuming semantics of
Autoconf >= 2.52.
* m4/longlong.m4: Require Autoconf >= 2.62. Update comments.
* m4/ls-mntd-fs.m4: Require Autoconf >= 2.60. Update comments.
* m4/gettext.m4 (AM_GNU_GETTEXT): Update comment.
| author | Bruno Haible <bruno@clisp.org> |
|---|---|
| date | Tue, 23 Oct 2018 00:06:52 +0200 |
| parents | 10eb9086bea0 |
| children | b06060465f09 |
| rev | line source |
|---|---|
| 39944 | 1 # errno_h.m4 serial 13 |
|
19484
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maint: Run 'make update-copyright'
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2 dnl Copyright (C) 2004, 2006, 2008-2018 Free Software Foundation, Inc. |
| 10425 | 3 dnl This file is free software; the Free Software Foundation |
| 4 dnl gives unlimited permission to copy and/or distribute it, | |
| 5 dnl with or without modifications, as long as this notice is preserved. | |
| 6 | |
| 39944 | 7 AC_PREREQ([2.61]) |
| 8 | |
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9 AC_DEFUN_ONCE([gl_HEADER_ERRNO_H], |
| 10425 | 10 [ |
| 11 AC_REQUIRE([AC_PROG_CC]) | |
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12 AC_CACHE_CHECK([for complete errno.h], [gl_cv_header_errno_h_complete], [ |
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13 AC_EGREP_CPP([booboo],[ |
| 10425 | 14 #include <errno.h> |
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15 #if !defined ETXTBSY |
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16 booboo |
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17 #endif |
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18 #if !defined ENOMSG |
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19 booboo |
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20 #endif |
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21 #if !defined EIDRM |
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22 booboo |
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23 #endif |
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24 #if !defined ENOLINK |
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25 booboo |
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26 #endif |
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27 #if !defined EPROTO |
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28 booboo |
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29 #endif |
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30 #if !defined EMULTIHOP |
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31 booboo |
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32 #endif |
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33 #if !defined EBADMSG |
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34 booboo |
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35 #endif |
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36 #if !defined EOVERFLOW |
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37 booboo |
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38 #endif |
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39 #if !defined ENOTSUP |
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40 booboo |
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41 #endif |
| 15484 | 42 #if !defined ENETRESET |
| 43 booboo | |
| 44 #endif | |
| 45 #if !defined ECONNABORTED | |
| 46 booboo | |
| 47 #endif | |
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48 #if !defined ESTALE |
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49 booboo |
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50 #endif |
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51 #if !defined EDQUOT |
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52 booboo |
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53 #endif |
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54 #if !defined ECANCELED |
| 10425 | 55 booboo |
| 56 #endif | |
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57 #if !defined EOWNERDEAD |
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58 booboo |
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59 #endif |
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60 #if !defined ENOTRECOVERABLE |
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61 booboo |
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62 #endif |
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63 #if !defined EILSEQ |
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64 booboo |
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65 #endif |
| 10425 | 66 ], |
| 67 [gl_cv_header_errno_h_complete=no], | |
| 68 [gl_cv_header_errno_h_complete=yes]) | |
| 69 ]) | |
| 70 if test $gl_cv_header_errno_h_complete = yes; then | |
| 71 ERRNO_H='' | |
| 72 else | |
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73 gl_NEXT_HEADERS([errno.h]) |
| 10425 | 74 ERRNO_H='errno.h' |
| 75 fi | |
| 76 AC_SUBST([ERRNO_H]) | |
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77 AM_CONDITIONAL([GL_GENERATE_ERRNO_H], [test -n "$ERRNO_H"]) |
| 10425 | 78 gl_REPLACE_ERRNO_VALUE([EMULTIHOP]) |
| 79 gl_REPLACE_ERRNO_VALUE([ENOLINK]) | |
| 80 gl_REPLACE_ERRNO_VALUE([EOVERFLOW]) | |
| 81 ]) | |
| 82 | |
| 83 # Assuming $1 = EOVERFLOW. | |
| 84 # The EOVERFLOW errno value ought to be defined in <errno.h>, according to | |
| 85 # POSIX. But some systems (like OpenBSD 4.0 or AIX 3) don't define it, and | |
| 86 # some systems (like OSF/1) define it when _XOPEN_SOURCE_EXTENDED is defined. | |
| 87 # Check for the value of EOVERFLOW. | |
| 88 # Set the variables EOVERFLOW_HIDDEN and EOVERFLOW_VALUE. | |
| 89 AC_DEFUN([gl_REPLACE_ERRNO_VALUE], | |
| 90 [ | |
| 91 if test -n "$ERRNO_H"; then | |
| 92 AC_CACHE_CHECK([for ]$1[ value], [gl_cv_header_errno_h_]$1, [ | |
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93 AC_EGREP_CPP([yes],[ |
| 10425 | 94 #include <errno.h> |
| 95 #ifdef ]$1[ | |
| 96 yes | |
| 97 #endif | |
| 98 ], | |
| 99 [gl_cv_header_errno_h_]$1[=yes], | |
| 100 [gl_cv_header_errno_h_]$1[=no]) | |
| 101 if test $gl_cv_header_errno_h_]$1[ = no; then | |
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102 AC_EGREP_CPP([yes],[ |
| 10425 | 103 #define _XOPEN_SOURCE_EXTENDED 1 |
| 104 #include <errno.h> | |
| 105 #ifdef ]$1[ | |
| 106 yes | |
| 107 #endif | |
| 108 ], [gl_cv_header_errno_h_]$1[=hidden]) | |
| 109 if test $gl_cv_header_errno_h_]$1[ = hidden; then | |
| 110 dnl The macro exists but is hidden. | |
| 111 dnl Define it to the same value. | |
| 112 AC_COMPUTE_INT([gl_cv_header_errno_h_]$1, $1, [ | |
| 113 #define _XOPEN_SOURCE_EXTENDED 1 | |
| 114 #include <errno.h> | |
| 115 /* The following two lines are a workaround against an autoconf-2.52 bug. */ | |
| 116 #include <stdio.h> | |
| 117 #include <stdlib.h> | |
| 118 ]) | |
| 119 fi | |
| 120 fi | |
| 121 ]) | |
| 122 case $gl_cv_header_errno_h_]$1[ in | |
| 123 yes | no) | |
| 124 ]$1[_HIDDEN=0; ]$1[_VALUE= | |
| 125 ;; | |
| 126 *) | |
| 127 ]$1[_HIDDEN=1; ]$1[_VALUE="$gl_cv_header_errno_h_]$1[" | |
| 128 ;; | |
| 129 esac | |
| 130 AC_SUBST($1[_HIDDEN]) | |
| 131 AC_SUBST($1[_VALUE]) | |
| 132 fi | |
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133 ]) |