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Diffstat (limited to 'm4/ost_posix.m4')
| -rw-r--r-- | m4/ost_posix.m4 | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/m4/ost_posix.m4 b/m4/ost_posix.m4 new file mode 100644 index 00000000..6572b1e6 --- /dev/null +++ b/m4/ost_posix.m4 @@ -0,0 +1,87 @@ +dnl Copyright (C) 1999-2001 Open Source Telecom Corporation. +dnl +dnl This program is free software; you can redistribute it and/or modify +dnl it under the terms of the GNU General Public License as published by +dnl the Free Software Foundation; either version 2 of the License, or +dnl (at your option) any later version. +dnl +dnl This program is distributed in the hope that it will be useful, +dnl but WITHOUT ANY WARRANTY; without even the implied warranty of +dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +dnl GNU General Public License for more details. +dnl +dnl You should have received a copy of the GNU General Public License +dnl along with this program; if not, write to the Free Software +dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +dnl +dnl As a special exception to the GNU General Public License, if you +dnl distribute this file as part of a program that contains a configuration +dnl script generated by Autoconf, you may include it under the same +dnl distribution terms that you use for the rest of that program. + +AC_DEFUN(OST_SYS_POSIX,[ + AC_REQUIRE([OST_PROG_CC_POSIX]) + AC_CACHE_CHECK(whether system meets Posix.1, + ost_cv_sys_posix1, + AC_TRY_COMPILE([ + #include <sys/types.h> + #include <unistd.h> + ],[ + #ifndef _POSIX_VERSION + fatal + #endif + ], + ost_cv_sys_posix1=yes, + ost_cv_sys_posix1=no + ) + ) + if test $ost_cv_sys_posix1 = no ; then + AC_CHECK_HEADERS(unistd.h) + else + AC_DEFINE(HAVE_UNISTD_H, [1], [have unix header]) + fi + AC_CHECK_HEADERS(features.h) + AH_TOP([ +/* hack for BROKEN autoheader, since it will not predicitably order + macros by any obvious means. */ + +#undef HAVE_UNISTD_H +#undef HAVE_FEATURES_H +#undef HAVE_SYS_TYPES_H + +#ifdef HAVE_UNISTD_H +#include <unistd.h> +#endif + +#ifndef WIN32 +#ifdef HAVE_FEATURES_H +#include <features.h> +#endif +#endif + +#ifdef HAVE_SYS_TYPES_H +#include <sys/types.h> +#endif + ]) +]) + +AC_DEFUN(OST_CC_FCNTL,[ + AC_REQUIRE([OST_SYS_POSIX]) + AC_CHECK_HEADERS(fcntl.h sys/fcntl.h) +AH_BOTTOM([ + +#ifndef HAVE_FCNTL_H +#ifdef HAVE_SYS_FCNTL_H +#include <sys/fcntl.h> +#endif +#else +#include <fcntl.h> +#ifndef O_NDELAY +#ifdef HAVE_SYS_FCNTL_H +#include <sys/fcntl.h> +#endif +#endif +#endif + ]) +]) + |