"Fossies" - the Fresh Open Source Software Archive

Member "libextractor-1.11/m4/intl.m4" (2 Dec 2018, 12120 Bytes) of package /linux/privat/libextractor-1.11.tar.gz:


As a special service "Fossies" has tried to format the requested text file into HTML format (style: standard) with prefixed line numbers. Alternatively you can here view or download the uninterpreted source code file. See also the last Fossies "Diffs" side-by-side code changes report for "intl.m4": 1.8_vs_1.9.

    1 # intl.m4 serial 29 (gettext-0.19)
    2 dnl Copyright (C) 1995-2014, 2016 Free Software Foundation, Inc.
    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 dnl
    7 dnl This file can be used in projects which are not available under
    8 dnl the GNU General Public License or the GNU Library General Public
    9 dnl License but which still want to provide support for the GNU gettext
   10 dnl functionality.
   11 dnl Please note that the actual code of the GNU gettext library is covered
   12 dnl by the GNU Library General Public License, and the rest of the GNU
   13 dnl gettext package is covered by the GNU General Public License.
   14 dnl They are *not* in the public domain.
   15 
   16 dnl Authors:
   17 dnl   Ulrich Drepper <drepper@cygnus.com>, 1995-2000.
   18 dnl   Bruno Haible <haible@clisp.cons.org>, 2000-2009.
   19 
   20 AC_PREREQ([2.60])
   21 
   22 dnl Checks for all prerequisites of the intl subdirectory,
   23 dnl except for INTL_LIBTOOL_SUFFIX_PREFIX (and possibly LIBTOOL), INTLOBJS,
   24 dnl            USE_INCLUDED_LIBINTL, BUILD_INCLUDED_LIBINTL.
   25 AC_DEFUN([AM_INTL_SUBDIR],
   26 [
   27   AC_REQUIRE([AC_PROG_INSTALL])dnl
   28   AC_REQUIRE([AC_PROG_MKDIR_P])dnl
   29   AC_REQUIRE([AC_PROG_CC])dnl
   30   AC_REQUIRE([AC_CANONICAL_HOST])dnl
   31   AC_REQUIRE([gt_GLIBC2])dnl
   32   AC_REQUIRE([AC_PROG_RANLIB])dnl
   33   AC_REQUIRE([gl_VISIBILITY])dnl
   34   AC_REQUIRE([gt_INTL_SUBDIR_CORE])dnl
   35   AC_REQUIRE([AC_TYPE_LONG_LONG_INT])dnl
   36   AC_REQUIRE([gt_TYPE_WCHAR_T])dnl
   37   AC_REQUIRE([gt_TYPE_WINT_T])dnl
   38   AC_REQUIRE([gl_AC_HEADER_INTTYPES_H])
   39   AC_REQUIRE([gt_TYPE_INTMAX_T])
   40   AC_REQUIRE([gt_PRINTF_POSIX])
   41   AC_REQUIRE([gl_GLIBC21])dnl
   42   AC_REQUIRE([gl_XSIZE])dnl
   43   AC_REQUIRE([gl_FCNTL_O_FLAGS])dnl
   44   AC_REQUIRE([gt_INTL_MACOSX])dnl
   45   AC_REQUIRE([gl_EXTERN_INLINE])dnl
   46   AC_REQUIRE([gt_GL_ATTRIBUTE])dnl
   47 
   48   dnl Support for automake's --enable-silent-rules.
   49   case "$enable_silent_rules" in
   50     yes) INTL_DEFAULT_VERBOSITY=0;;
   51     no)  INTL_DEFAULT_VERBOSITY=1;;
   52     *)   INTL_DEFAULT_VERBOSITY=1;;
   53   esac
   54   AC_SUBST([INTL_DEFAULT_VERBOSITY])
   55 
   56   AC_CHECK_TYPE([ptrdiff_t], ,
   57     [AC_DEFINE([ptrdiff_t], [long],
   58        [Define as the type of the result of subtracting two pointers, if the system doesn't define it.])
   59     ])
   60   AC_CHECK_HEADERS([features.h stddef.h stdlib.h string.h])
   61   AC_CHECK_FUNCS([asprintf fwprintf newlocale putenv setenv setlocale \
   62     snprintf strnlen wcslen wcsnlen mbrtowc wcrtomb])
   63 
   64   dnl Use the _snprintf function only if it is declared (because on NetBSD it
   65   dnl is defined as a weak alias of snprintf; we prefer to use the latter).
   66   AC_CHECK_DECLS([_snprintf, _snwprintf], , , [#include <stdio.h>])
   67 
   68   dnl Use the *_unlocked functions only if they are declared.
   69   dnl (because some of them were defined without being declared in Solaris
   70   dnl 2.5.1 but were removed in Solaris 2.6, whereas we want binaries built
   71   dnl on Solaris 2.5.1 to run on Solaris 2.6).
   72   AC_CHECK_DECLS([getc_unlocked], , , [#include <stdio.h>])
   73 
   74   case $gt_cv_func_printf_posix in
   75     *yes) HAVE_POSIX_PRINTF=1 ;;
   76     *) HAVE_POSIX_PRINTF=0 ;;
   77   esac
   78   AC_SUBST([HAVE_POSIX_PRINTF])
   79   if test "$ac_cv_func_asprintf" = yes; then
   80     HAVE_ASPRINTF=1
   81   else
   82     HAVE_ASPRINTF=0
   83   fi
   84   AC_SUBST([HAVE_ASPRINTF])
   85   if test "$ac_cv_func_snprintf" = yes; then
   86     HAVE_SNPRINTF=1
   87   else
   88     HAVE_SNPRINTF=0
   89   fi
   90   AC_SUBST([HAVE_SNPRINTF])
   91   if test "$ac_cv_func_newlocale" = yes; then
   92     HAVE_NEWLOCALE=1
   93   else
   94     HAVE_NEWLOCALE=0
   95   fi
   96   AC_SUBST([HAVE_NEWLOCALE])
   97   if test "$ac_cv_func_wprintf" = yes; then
   98     HAVE_WPRINTF=1
   99   else
  100     HAVE_WPRINTF=0
  101   fi
  102   AC_SUBST([HAVE_WPRINTF])
  103 
  104   AM_LANGINFO_CODESET
  105   gt_LC_MESSAGES
  106 
  107   dnl Compilation on mingw and Cygwin needs special Makefile rules, because
  108   dnl 1. when we install a shared library, we must arrange to export
  109   dnl    auxiliary pointer variables for every exported variable,
  110   dnl 2. when we install a shared library and a static library simultaneously,
  111   dnl    the include file specifies __declspec(dllimport) and therefore we
  112   dnl    must arrange to define the auxiliary pointer variables for the
  113   dnl    exported variables _also_ in the static library.
  114   if test "$enable_shared" = yes; then
  115     case "$host_os" in
  116       mingw* | cygwin*) is_woe32dll=yes ;;
  117       *) is_woe32dll=no ;;
  118     esac
  119   else
  120     is_woe32dll=no
  121   fi
  122   WOE32DLL=$is_woe32dll
  123   AC_SUBST([WOE32DLL])
  124 
  125   dnl On mingw and Cygwin, we can activate special Makefile rules which add
  126   dnl version information to the shared libraries and executables.
  127   case "$host_os" in
  128     mingw* | cygwin*) is_woe32=yes ;;
  129     *) is_woe32=no ;;
  130   esac
  131   WOE32=$is_woe32
  132   AC_SUBST([WOE32])
  133   if test $WOE32 = yes; then
  134     dnl Check for a program that compiles Windows resource files.
  135     AC_CHECK_TOOL([WINDRES], [windres])
  136   fi
  137 
  138   dnl Determine whether when creating a library, "-lc" should be passed to
  139   dnl libtool or not. On many platforms, it is required for the libtool option
  140   dnl -no-undefined to work. On HP-UX, however, the -lc - stored by libtool
  141   dnl in the *.la files - makes it impossible to create multithreaded programs,
  142   dnl because libtool also reorders the -lc to come before the -pthread, and
  143   dnl this disables pthread_create() <http://docs.hp.com/en/1896/pthreads.html>.
  144   case "$host_os" in
  145     hpux*) LTLIBC="" ;;
  146     *)     LTLIBC="-lc" ;;
  147   esac
  148   AC_SUBST([LTLIBC])
  149 
  150   dnl Rename some macros and functions used for locking.
  151   AH_BOTTOM([
  152 #define __libc_lock_t                   gl_lock_t
  153 #define __libc_lock_define              gl_lock_define
  154 #define __libc_lock_define_initialized  gl_lock_define_initialized
  155 #define __libc_lock_init                gl_lock_init
  156 #define __libc_lock_lock                gl_lock_lock
  157 #define __libc_lock_unlock              gl_lock_unlock
  158 #define __libc_lock_recursive_t                   gl_recursive_lock_t
  159 #define __libc_lock_define_recursive              gl_recursive_lock_define
  160 #define __libc_lock_define_initialized_recursive  gl_recursive_lock_define_initialized
  161 #define __libc_lock_init_recursive                gl_recursive_lock_init
  162 #define __libc_lock_lock_recursive                gl_recursive_lock_lock
  163 #define __libc_lock_unlock_recursive              gl_recursive_lock_unlock
  164 #define glthread_in_use  libintl_thread_in_use
  165 #define glthread_lock_init_func     libintl_lock_init_func
  166 #define glthread_lock_lock_func     libintl_lock_lock_func
  167 #define glthread_lock_unlock_func   libintl_lock_unlock_func
  168 #define glthread_lock_destroy_func  libintl_lock_destroy_func
  169 #define glthread_rwlock_init_multithreaded     libintl_rwlock_init_multithreaded
  170 #define glthread_rwlock_init_func              libintl_rwlock_init_func
  171 #define glthread_rwlock_rdlock_multithreaded   libintl_rwlock_rdlock_multithreaded
  172 #define glthread_rwlock_rdlock_func            libintl_rwlock_rdlock_func
  173 #define glthread_rwlock_wrlock_multithreaded   libintl_rwlock_wrlock_multithreaded
  174 #define glthread_rwlock_wrlock_func            libintl_rwlock_wrlock_func
  175 #define glthread_rwlock_unlock_multithreaded   libintl_rwlock_unlock_multithreaded
  176 #define glthread_rwlock_unlock_func            libintl_rwlock_unlock_func
  177 #define glthread_rwlock_destroy_multithreaded  libintl_rwlock_destroy_multithreaded
  178 #define glthread_rwlock_destroy_func           libintl_rwlock_destroy_func
  179 #define glthread_recursive_lock_init_multithreaded     libintl_recursive_lock_init_multithreaded
  180 #define glthread_recursive_lock_init_func              libintl_recursive_lock_init_func
  181 #define glthread_recursive_lock_lock_multithreaded     libintl_recursive_lock_lock_multithreaded
  182 #define glthread_recursive_lock_lock_func              libintl_recursive_lock_lock_func
  183 #define glthread_recursive_lock_unlock_multithreaded   libintl_recursive_lock_unlock_multithreaded
  184 #define glthread_recursive_lock_unlock_func            libintl_recursive_lock_unlock_func
  185 #define glthread_recursive_lock_destroy_multithreaded  libintl_recursive_lock_destroy_multithreaded
  186 #define glthread_recursive_lock_destroy_func           libintl_recursive_lock_destroy_func
  187 #define glthread_once_func            libintl_once_func
  188 #define glthread_once_singlethreaded  libintl_once_singlethreaded
  189 #define glthread_once_multithreaded   libintl_once_multithreaded
  190 ])
  191 ])
  192 
  193 
  194 dnl Checks for the core files of the intl subdirectory:
  195 dnl   dcigettext.c
  196 dnl   eval-plural.h
  197 dnl   explodename.c
  198 dnl   finddomain.c
  199 dnl   gettextP.h
  200 dnl   gmo.h
  201 dnl   hash-string.h hash-string.c
  202 dnl   l10nflist.c
  203 dnl   libgnuintl.h.in (except the *printf stuff)
  204 dnl   loadinfo.h
  205 dnl   loadmsgcat.c
  206 dnl   localealias.c
  207 dnl   log.c
  208 dnl   plural-exp.h plural-exp.c
  209 dnl   plural.y
  210 dnl Used by libglocale.
  211 AC_DEFUN([gt_INTL_SUBDIR_CORE],
  212 [
  213   AC_REQUIRE([AC_C_INLINE])dnl
  214   AC_REQUIRE([AC_TYPE_SIZE_T])dnl
  215   AC_REQUIRE([gl_AC_HEADER_STDINT_H])
  216   AC_REQUIRE([AC_FUNC_ALLOCA])dnl
  217   AC_REQUIRE([AC_FUNC_MMAP])dnl
  218   AC_REQUIRE([gt_INTDIV0])dnl
  219   AC_REQUIRE([gl_AC_TYPE_UINTMAX_T])dnl
  220   AC_REQUIRE([gt_INTTYPES_PRI])dnl
  221   AC_REQUIRE([gl_LOCK])dnl
  222 
  223   AC_LINK_IFELSE(
  224     [AC_LANG_PROGRAM(
  225        [[int foo (int a) { a = __builtin_expect (a, 10); return a == 10 ? 0 : 1; }]],
  226        [[]])],
  227     [AC_DEFINE([HAVE_BUILTIN_EXPECT], [1],
  228        [Define to 1 if the compiler understands __builtin_expect.])])
  229 
  230   AC_CHECK_HEADERS([argz.h inttypes.h limits.h unistd.h sys/param.h])
  231   AC_CHECK_FUNCS([getcwd getegid geteuid getgid getuid mempcpy munmap \
  232     stpcpy strcasecmp strdup strtoul tsearch uselocale argz_count \
  233     argz_stringify argz_next __fsetlocking])
  234 
  235   dnl Solaris 12 provides getlocalename_l, while Illumos doesn't have
  236   dnl it nor the equivalent.
  237   if test $ac_cv_func_uselocale = yes; then
  238     AC_CHECK_FUNCS([getlocalename_l])
  239   fi
  240 
  241   dnl Use the *_unlocked functions only if they are declared.
  242   dnl (because some of them were defined without being declared in Solaris
  243   dnl 2.5.1 but were removed in Solaris 2.6, whereas we want binaries built
  244   dnl on Solaris 2.5.1 to run on Solaris 2.6).
  245   AC_CHECK_DECLS([feof_unlocked, fgets_unlocked], , , [#include <stdio.h>])
  246 
  247   AM_ICONV
  248 
  249   dnl intl/plural.c is generated from intl/plural.y. It requires bison,
  250   dnl because plural.y uses bison specific features. It requires at least
  251   dnl bison-2.7 for %define api.pure.
  252   dnl bison is only needed for the maintainer (who touches plural.y). But in
  253   dnl order to avoid separate Makefiles or --enable-maintainer-mode, we put
  254   dnl the rule in general Makefile. Now, some people carelessly touch the
  255   dnl files or have a broken "make" program, hence the plural.c rule will
  256   dnl sometimes fire. To avoid an error, defines BISON to ":" if it is not
  257   dnl present or too old.
  258   AC_CHECK_PROGS([INTLBISON], [bison])
  259   if test -z "$INTLBISON"; then
  260     ac_verc_fail=yes
  261   else
  262     dnl Found it, now check the version.
  263     AC_MSG_CHECKING([version of bison])
  264 changequote(<<,>>)dnl
  265     ac_prog_version=`$INTLBISON --version 2>&1 | sed -n 's/^.*GNU Bison.* \([0-9]*\.[0-9.]*\).*$/\1/p'`
  266     case $ac_prog_version in
  267       '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
  268       2.[7-9]* | [3-9].*)
  269 changequote([,])dnl
  270          ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
  271       *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
  272     esac
  273     AC_MSG_RESULT([$ac_prog_version])
  274   fi
  275   if test $ac_verc_fail = yes; then
  276     INTLBISON=:
  277   fi
  278 ])
  279 
  280 dnl Copies _GL_UNUSED and _GL_ATTRIBUTE_PURE definitions from
  281 dnl gnulib-common.m4 as a fallback, if the project isn't using Gnulib.
  282 AC_DEFUN([gt_GL_ATTRIBUTE], [
  283   m4_ifndef([gl_[]COMMON],
  284     AH_VERBATIM([gt_gl_attribute],
  285 [/* Define as a marker that can be attached to declarations that might not
  286     be used.  This helps to reduce warnings, such as from
  287     GCC -Wunused-parameter.  */
  288 #ifndef _GL_UNUSED
  289 # if __GNUC__ >= 3 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7)
  290 #  define _GL_UNUSED __attribute__ ((__unused__))
  291 # else
  292 #  define _GL_UNUSED
  293 # endif
  294 #endif
  295 
  296 /* The __pure__ attribute was added in gcc 2.96.  */
  297 #ifndef _GL_ATTRIBUTE_PURE
  298 # if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96)
  299 #  define _GL_ATTRIBUTE_PURE __attribute__ ((__pure__))
  300 # else
  301 #  define _GL_ATTRIBUTE_PURE /* empty */
  302 # endif
  303 #endif
  304 ]))])