* lib/sys_resource.in.h: New file.
* m4/sys_resource_h.m4: New file.
* modules/sys_resource: New file.
* doc/posix-headers/sys_resource.texi: Mention the new module.
+2012-04-12 Bruno Haible <bruno@clisp.org>
+
+ New module 'sys_resource'.
+ * lib/sys_resource.in.h: New file.
+ * m4/sys_resource_h.m4: New file.
+ * modules/sys_resource: New file.
+ * doc/posix-headers/sys_resource.texi: Mention the new module.
+
2012-04-12 LRN <lrn1986@gmail.com> (tiny change)
ioctl: Fix compilation error on mingw.
POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/basedefs/sys_resource.h.html}
-Gnulib module: ---
+Gnulib module: sys_resource
Portability problems fixed by Gnulib:
@itemize
-@end itemize
-
-Portability problems not fixed by Gnulib:
-@itemize
@item
This header file is missing on some platforms:
mingw, MSVC 9.
-
@item
On some platforms, this header file requires that <sys/types.h> and
<sys/time.h> already be included:
FreeBSD 5.0.
@end itemize
+
+Portability problems not fixed by Gnulib:
+@itemize
+@end itemize
--- /dev/null
+/* Substitute for <sys/resource.h>.
+ Copyright (C) 2012 Free Software Foundation, Inc.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2, or (at your option)
+ any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, see <http://www.gnu.org/licenses/>. */
+
+# if __GNUC__ >= 3
+@PRAGMA_SYSTEM_HEADER@
+# endif
+@PRAGMA_COLUMNS@
+
+#ifndef _@GUARD_PREFIX@_SYS_RESOURCE_H
+
+#if @HAVE_SYS_RESOURCE_H@
+
+/* On FreeBSD 5.0, <sys/resource.h> assumes prior inclusion of <sys/types.h>
+ and <sys/time.h>. */
+# include <sys/types.h>
+# include <sys/time.h>
+
+/* The include_next requires a split double-inclusion guard. */
+# @INCLUDE_NEXT@ @NEXT_SYS_RESOURCE_H@
+
+#endif
+
+#ifndef _@GUARD_PREFIX@_SYS_RESOURCE_H
+#define _@GUARD_PREFIX@_SYS_RESOURCE_H
+
+#if !@HAVE_SYS_RESOURCE_H@
+/* A platform that lacks <sys/resource.h>. */
+
+/* Get 'struct timeval'. */
+# include <sys/time.h>
+
+/* Define the RUSAGE_* constants. */
+# define RUSAGE_SELF 0
+# define RUSAGE_CHILDREN -1
+
+# ifdef __cplusplus
+extern "C" {
+# endif
+
+# if !GNULIB_defined_struct_rusage
+/* All known platforms that lack <sys/resource.h> also lack any declaration
+ of struct rusage in any other header. */
+struct rusage
+{
+ struct timeval ru_utime; /* CPU time used in user mode */
+ struct timeval ru_stime; /* CPU time used in system mode (kernel) */
+ long ru_maxrss;
+ long ru_ixrss;
+ long ru_idrss;
+ long ru_isrss;
+ long ru_minflt;
+ long ru_majflt;
+ long ru_nswap;
+ long ru_inblock;
+ long ru_oublock;
+ long ru_msgsnd;
+ long ru_msgrcv;
+ long ru_nsignals;
+ long ru_nvcsw;
+ long ru_nivcsw;
+};
+# define GNULIB_defined_struct_rusage 1
+# endif
+
+# ifdef __cplusplus
+}
+# endif
+
+#endif
+
+#endif /* _@GUARD_PREFIX@_SYS_RESOURCE_H */
+#endif /* _@GUARD_PREFIX@_SYS_RESOURCE_H */
--- /dev/null
+# sys_resource_h.m4 serial 1
+dnl Copyright (C) 2012 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.
+
+AC_DEFUN([gl_HEADER_SYS_RESOURCE],
+[
+ AC_REQUIRE([gl_SYS_RESOURCE_H_DEFAULTS])
+ dnl <sys/resource.h> is always overridden, because of GNULIB_POSIXCHECK.
+ gl_CHECK_NEXT_HEADERS([sys/resource.h])
+ if test $ac_cv_header_sys_resource_h = yes; then
+ HAVE_SYS_RESOURCE_H=1
+ else
+ HAVE_SYS_RESOURCE_H=0
+ fi
+ AC_SUBST([HAVE_SYS_RESOURCE_H])
+])
+
+AC_DEFUN([gl_SYS_RESOURCE_MODULE_INDICATOR],
+[
+ dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
+ AC_REQUIRE([gl_SYS_RESOURCE_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_SYS_RESOURCE_H_DEFAULTS],
+[
+])
--- /dev/null
+Description:
+A POSIX-like <sys/resource.h>.
+
+Files:
+lib/sys_resource.in.h
+m4/sys_resource_h.m4
+
+Depends-on:
+include_next
+sys_time
+
+configure.ac:
+gl_HEADER_SYS_RESOURCE
+AC_PROG_MKDIR_P
+
+Makefile.am:
+BUILT_SOURCES += sys/resource.h
+
+# We need the following in order to create <sys/resource.h> when the system
+# doesn't have one.
+sys/resource.h: sys_resource.in.h $(top_builddir)/config.status
+ $(AM_V_at)$(MKDIR_P) sys
+ $(AM_V_GEN)rm -f $@-t $@ && \
+ { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
+ sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+ -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
+ -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
+ -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
+ -e 's|@''NEXT_SYS_RESOURCE_H''@|$(NEXT_SYS_RESOURCE_H)|g' \
+ -e 's|@''HAVE_SYS_RESOURCE_H''@|$(HAVE_SYS_RESOURCE_H)|g' \
+ < $(srcdir)/sys_resource.in.h; \
+ } > $@-t && \
+ mv -f $@-t $@
+MOSTLYCLEANFILES += sys/resource.h sys/resource.h-t
+MOSTLYCLEANDIRS += sys
+
+Include:
+<sys/resource.h>
+
+License:
+LGPL
+
+Maintainer:
+Bruno Haible