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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:19:27 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:19:27 +0000 |
commit | e0023883c6d2e6745a19e4b48e186ed156c1fca8 (patch) | |
tree | 1a48b8056ec984385d0d862b683535d04d6ed215 /gl/m4/sys_file_h.m4 | |
parent | Initial commit. (diff) | |
download | man-db-e0023883c6d2e6745a19e4b48e186ed156c1fca8.tar.xz man-db-e0023883c6d2e6745a19e4b48e186ed156c1fca8.zip |
Adding upstream version 2.11.2.upstream/2.11.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | gl/m4/sys_file_h.m4 | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/gl/m4/sys_file_h.m4 b/gl/m4/sys_file_h.m4 new file mode 100644 index 0000000..61bd733 --- /dev/null +++ b/gl/m4/sys_file_h.m4 @@ -0,0 +1,56 @@ +# Configure a replacement for <sys/file.h>. +# serial 9 + +# Copyright (C) 2008-2022 Free Software Foundation, Inc. +# This file is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# Written by Richard W.M. Jones. + +AC_DEFUN_ONCE([gl_SYS_FILE_H], +[ + AC_REQUIRE([gl_SYS_FILE_H_DEFAULTS]) + + dnl <sys/file.h> is always overridden, because of GNULIB_POSIXCHECK. + gl_CHECK_NEXT_HEADERS([sys/file.h]) + + if test $ac_cv_header_sys_file_h = yes; then + HAVE_SYS_FILE_H=1 + else + HAVE_SYS_FILE_H=0 + fi + AC_SUBST([HAVE_SYS_FILE_H]) + + dnl Check for declarations of anything we want to poison if the + dnl corresponding gnulib module is not in use. + gl_WARN_ON_USE_PREPARE([[#include <sys/file.h> + ]], [flock]) +]) + +# gl_SYS_FILE_MODULE_INDICATOR([modulename]) +# sets the shell variable that indicates the presence of the given module +# to a C preprocessor expression that will evaluate to 1. +# This macro invocation must not occur in macros that are AC_REQUIREd. +AC_DEFUN([gl_SYS_FILE_MODULE_INDICATOR], +[ + gl_SYS_FILE_H_REQUIRE_DEFAULTS + gl_MODULE_INDICATOR_SET_VARIABLE([$1]) +]) + +# Initializes the default values for AC_SUBSTed shell variables. +# This macro must not be AC_REQUIREd. It must only be invoked, and only +# outside of macros or in macros that are not AC_REQUIREd. +AC_DEFUN([gl_SYS_FILE_H_REQUIRE_DEFAULTS], +[ + m4_defun(GL_MODULE_INDICATOR_PREFIX[_SYS_FILE_H_MODULE_INDICATOR_DEFAULTS], [ + gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_FLOCK]) + ]) + m4_require(GL_MODULE_INDICATOR_PREFIX[_SYS_FILE_H_MODULE_INDICATOR_DEFAULTS]) + AC_REQUIRE([gl_SYS_FILE_H_DEFAULTS]) +]) + +AC_DEFUN([gl_SYS_FILE_H_DEFAULTS], +[ + HAVE_FLOCK=1; AC_SUBST([HAVE_FLOCK]) +]) |