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author | Lorry Tar Creator <lorry-tar-importer@baserock.org> | 2013-09-22 07:04:10 +0000 |
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committer | <> | 2015-02-02 12:02:31 +0000 |
commit | 23c11479b3ad787adc7a651ee0c4347839e47723 (patch) | |
tree | 3aa9e1125da84f7e3bd764bbff577c42a766508b /m4/fcntl_h.m4 | |
download | m4-tarball-23c11479b3ad787adc7a651ee0c4347839e47723.tar.gz |
Diffstat (limited to 'm4/fcntl_h.m4')
-rw-r--r-- | m4/fcntl_h.m4 | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/m4/fcntl_h.m4 b/m4/fcntl_h.m4 new file mode 100644 index 0000000..3cff1fd --- /dev/null +++ b/m4/fcntl_h.m4 @@ -0,0 +1,50 @@ +# serial 15 +# Configure fcntl.h. +dnl Copyright (C) 2006-2007, 2009-2013 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. + +dnl Written by Paul Eggert. + +AC_DEFUN([gl_FCNTL_H], +[ + AC_REQUIRE([gl_FCNTL_H_DEFAULTS]) + AC_REQUIRE([gl_FCNTL_O_FLAGS]) + gl_NEXT_HEADERS([fcntl.h]) + + dnl Ensure the type pid_t gets defined. + AC_REQUIRE([AC_TYPE_PID_T]) + + dnl Ensure the type mode_t gets defined. + AC_REQUIRE([AC_TYPE_MODE_T]) + + dnl Check for declarations of anything we want to poison if the + dnl corresponding gnulib module is not in use, if it is not common + dnl enough to be declared everywhere. + gl_WARN_ON_USE_PREPARE([[#include <fcntl.h> + ]], [fcntl openat]) +]) + +AC_DEFUN([gl_FCNTL_MODULE_INDICATOR], +[ + dnl Use AC_REQUIRE here, so that the default settings are expanded once only. + AC_REQUIRE([gl_FCNTL_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_FCNTL_H_DEFAULTS], +[ + GNULIB_FCNTL=0; AC_SUBST([GNULIB_FCNTL]) + GNULIB_NONBLOCKING=0; AC_SUBST([GNULIB_NONBLOCKING]) + GNULIB_OPEN=0; AC_SUBST([GNULIB_OPEN]) + GNULIB_OPENAT=0; AC_SUBST([GNULIB_OPENAT]) + dnl Assume proper GNU behavior unless another module says otherwise. + HAVE_FCNTL=1; AC_SUBST([HAVE_FCNTL]) + HAVE_OPENAT=1; AC_SUBST([HAVE_OPENAT]) + REPLACE_FCNTL=0; AC_SUBST([REPLACE_FCNTL]) + REPLACE_OPEN=0; AC_SUBST([REPLACE_OPEN]) + REPLACE_OPENAT=0; AC_SUBST([REPLACE_OPENAT]) +]) |