Revision: 2179
http://nagiosplug.svn.sourceforge.net/nagiosplug/?rev=2179&view=rev
Author: dermoth
Date: 2009-03-20 07:00:35 +0000 (Fri, 20 Mar 2009)
Log Message:
-----------
Add the timegm Gnulib module
From: Thomas Guyot-Sionnest <[email protected]>
Modified Paths:
--------------
nagiosplug/trunk/.gitignore
nagiosplug/trunk/gl/Makefile.am
nagiosplug/trunk/gl/m4/gnulib-cache.m4
nagiosplug/trunk/gl/m4/gnulib-comp.m4
Added Paths:
-----------
nagiosplug/trunk/gl/m4/mktime.m4
nagiosplug/trunk/gl/m4/time_h.m4
nagiosplug/trunk/gl/m4/time_r.m4
nagiosplug/trunk/gl/m4/timegm.m4
nagiosplug/trunk/gl/mktime.c
nagiosplug/trunk/gl/time.in.h
nagiosplug/trunk/gl/time_r.c
nagiosplug/trunk/gl/timegm.c
Modified: nagiosplug/trunk/.gitignore
===================================================================
--- nagiosplug/trunk/.gitignore 2009-03-20 06:29:37 UTC (rev 2178)
+++ nagiosplug/trunk/.gitignore 2009-03-20 07:00:35 UTC (rev 2179)
@@ -66,6 +66,7 @@
/gl/stdio.h
/gl/string.h
/gl/sys_socket.h
+/gl/time.h
/gl/unistd.h
/gl/wchar.h
/gl/wctype.h
Modified: nagiosplug/trunk/gl/Makefile.am
===================================================================
--- nagiosplug/trunk/gl/Makefile.am 2009-03-20 06:29:37 UTC (rev 2178)
+++ nagiosplug/trunk/gl/Makefile.am 2009-03-20 07:00:35 UTC (rev 2179)
@@ -9,7 +9,7 @@
# the same distribution terms as the rest of that program.
#
# Generated by gnulib-tool.
-# Reproduce by: gnulib-tool --import --dir=. --lib=libgnu --source-base=gl --m4-base=gl/m4 --doc-base=doc --tests-base=tests --aux-dir=build-aux --no-libtool --macro-prefix=gl base64 dirname floorf fsusage getaddrinfo gethostname getloadavg getopt gettext mountlist regex vasprintf vsnprintf
+# Reproduce by: gnulib-tool --import --dir=. --lib=libgnu --source-base=gl --m4-base=gl/m4 --doc-base=doc --tests-base=tests --aux-dir=build-aux --no-libtool --macro-prefix=gl base64 dirname floorf fsusage getaddrinfo gethostname getloadavg getopt gettext mountlist regex timegm vasprintf vsnprintf
AUTOMAKE_OPTIONS = 1.5 gnits
@@ -589,6 +589,15 @@
## end gnulib module mbsinit
+## begin gnulib module mktime
+
+
+EXTRA_DIST += mktime.c
+
+EXTRA_libgnu_a_SOURCES += mktime.c
+
+## end gnulib module mktime
+
## begin gnulib module mountlist
@@ -1056,6 +1065,51 @@
## end gnulib module sys_socket
+## begin gnulib module time
+
+BUILT_SOURCES += time.h
+
+# We need the following in order to create <time.h> when the system
+# doesn't have one that works with the given compiler.
+time.h: time.in.h
+ rm -f $@-t $@
+ { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
+ sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
+ -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
+ -e 's|@NEXT_TIME_H''@|$(NEXT_TIME_H)|g' \
+ -e 's|@REPLACE_LOCALTIME_R''@|$(REPLACE_LOCALTIME_R)|g' \
+ -e 's|@REPLACE_NANOSLEEP''@|$(REPLACE_NANOSLEEP)|g' \
+ -e 's|@REPLACE_STRPTIME''@|$(REPLACE_STRPTIME)|g' \
+ -e 's|@REPLACE_TIMEGM''@|$(REPLACE_TIMEGM)|g' \
+ -e 's|@SYS_TIME_H_DEFINES_STRUCT_TIMESPEC''@|$(SYS_TIME_H_DEFINES_STRUCT_TIMESPEC)|g' \
+ -e 's|@TIME_H_DEFINES_STRUCT_TIMESPEC''@|$(TIME_H_DEFINES_STRUCT_TIMESPEC)|g' \
+ < $(srcdir)/time.in.h; \
+ } > $@-t
+ mv $@-t $@
+MOSTLYCLEANFILES += time.h time.h-t
+
+EXTRA_DIST += time.in.h
+
+## end gnulib module time
+
+## begin gnulib module time_r
+
+
+EXTRA_DIST += time_r.c
+
+EXTRA_libgnu_a_SOURCES += time_r.c
+
+## end gnulib module time_r
+
+## begin gnulib module timegm
+
+
+EXTRA_DIST += timegm.c
+
+EXTRA_libgnu_a_SOURCES += timegm.c
+
+## end gnulib module timegm
+
## begin gnulib module unistd
BUILT_SOURCES += unistd.h
Modified: nagiosplug/trunk/gl/m4/gnulib-cache.m4
===================================================================
--- nagiosplug/trunk/gl/m4/gnulib-cache.m4 2009-03-20 06:29:37 UTC (rev 2178)
+++ nagiosplug/trunk/gl/m4/gnulib-cache.m4 2009-03-20 07:00:35 UTC (rev 2179)
@@ -15,7 +15,7 @@
# Specification in the form of a command-line invocation:
-# gnulib-tool --import --dir=. --lib=libgnu --source-base=gl --m4-base=gl/m4 --doc-base=doc --tests-base=tests --aux-dir=build-aux --no-libtool --macro-prefix=gl base64 dirname floorf fsusage getaddrinfo gethostname getloadavg getopt gettext mountlist regex vasprintf vsnprintf
+# gnulib-tool --import --dir=. --lib=libgnu --source-base=gl --m4-base=gl/m4 --doc-base=doc --tests-base=tests --aux-dir=build-aux --no-libtool --macro-prefix=gl base64 dirname floorf fsusage getaddrinfo gethostname getloadavg getopt gettext mountlist regex timegm vasprintf vsnprintf
# Specification in the form of a few gnulib-tool.m4 macro invocations:
gl_LOCAL_DIR([])
@@ -31,6 +31,7 @@
gettext
mountlist
regex
+ timegm
vasprintf
vsnprintf
])
Modified: nagiosplug/trunk/gl/m4/gnulib-comp.m4
===================================================================
--- nagiosplug/trunk/gl/m4/gnulib-comp.m4 2009-03-20 06:29:37 UTC (rev 2178)
+++ nagiosplug/trunk/gl/m4/gnulib-comp.m4 2009-03-20 07:00:35 UTC (rev 2179)
@@ -94,6 +94,7 @@
gl_WCHAR_MODULE_INDICATOR([mbrtowc])
gl_FUNC_MBSINIT
gl_WCHAR_MODULE_INDICATOR([mbsinit])
+ gl_FUNC_MKTIME
gl_MOUNTLIST
gl_MULTIARCH
gl_HEADER_NETDB
@@ -125,6 +126,9 @@
gl_HEADER_SYS_SOCKET
gl_MODULE_INDICATOR([sys_socket])
AC_PROG_MKDIR_P
+ gl_HEADER_TIME_H
+ gl_TIME_R
+ gl_FUNC_TIMEGM
gl_UNISTD_H
gl_UNISTD_SAFER
gl_FUNC_VASNPRINTF
@@ -332,6 +336,7 @@
lib/math.in.h
lib/mbrtowc.c
lib/mbsinit.c
+ lib/mktime.c
lib/mountlist.c
lib/mountlist.h
lib/netdb.in.h
@@ -369,6 +374,9 @@
lib/strndup.c
lib/strnlen.c
lib/sys_socket.in.h
+ lib/time.in.h
+ lib/time_r.c
+ lib/timegm.c
lib/unistd--.h
lib/unistd-safer.h
lib/unistd.in.h
@@ -444,6 +452,7 @@
m4/mbrtowc.m4
m4/mbsinit.m4
m4/mbstate_t.m4
+ m4/mktime.m4
m4/mountlist.m4
m4/multiarch.m4
m4/netdb_h.m4
@@ -475,6 +484,9 @@
m4/strnlen.m4
m4/sys_socket_h.m4
m4/threadlib.m4
+ m4/time_h.m4
+ m4/time_r.m4
+ m4/timegm.m4
m4/uintmax_t.m4
m4/unistd-safer.m4
m4/unistd_h.m4
Added: nagiosplug/trunk/gl/m4/mktime.m4
===================================================================
--- nagiosplug/trunk/gl/m4/mktime.m4 (rev 0)
+++ nagiosplug/trunk/gl/m4/mktime.m4 2009-03-20 07:00:35 UTC (rev 2179)
@@ -0,0 +1,224 @@
+# serial 14
+dnl Copyright (C) 2002-2003, 2005-2007, 2009 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 From Jim Meyering.
+
+# Redefine AC_FUNC_MKTIME, to fix a bug in Autoconf 2.61a and earlier.
+# This redefinition can be removed once a new version of Autoconf is assumed.
+# The redefinition is taken from
+# <http://cvs.sv.gnu.org/viewcvs/*checkout*/autoconf/autoconf/lib/autoconf/functions.m4?rev=1.119>.
+# AC_FUNC_MKTIME
+# --------------
+AC_DEFUN([AC_FUNC_MKTIME],
+[AC_CHECK_HEADERS_ONCE([unistd.h])
+AC_CHECK_FUNCS_ONCE([alarm])
+AC_CACHE_CHECK([for working mktime], [ac_cv_func_working_mktime],
+[AC_RUN_IFELSE([AC_LANG_SOURCE(
+[[/* Test program from Paul Eggert and Tony Leneis. */
+#include <limits.h>
+#include <stdlib.h>
+#include <time.h>
+
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif
+
+#ifndef HAVE_ALARM
+# define alarm(X) /* empty */
+#endif
+
+/* Work around redefinition to rpl_putenv by other config tests. */
+#undef putenv
+
+static time_t time_t_max;
+static time_t time_t_min;
+
+/* Values we'll use to set the TZ environment variable. */
+static char *tz_strings[] = {
+ (char *) 0, "TZ=GMT0", "TZ=JST-9",
+ "TZ=EST+3EDT+2,M10.1.0/00:00:00,M2.3.0/00:00:00"
+};
+#define N_STRINGS (sizeof (tz_strings) / sizeof (tz_strings[0]))
+
+/* Return 0 if mktime fails to convert a date in the spring-forward gap.
+ Based on a problem report from Andreas Jaeger. */
+static int
+spring_forward_gap ()
+{
+ /* glibc (up to about 1998-10-07) failed this test. */
+ struct tm tm;
+
+ /* Use the portable POSIX.1 specification "TZ=PST8PDT,M4.1.0,M10.5.0"
+ instead of "TZ=America/Vancouver" in order to detect the bug even
+ on systems that don't support the Olson extension, or don't have the
+ full zoneinfo tables installed. */
+ putenv ("TZ=PST8PDT,M4.1.0,M10.5.0");
+
+ tm.tm_year = 98;
+ tm.tm_mon = 3;
+ tm.tm_mday = 5;
+ tm.tm_hour = 2;
+ tm.tm_min = 0;
+ tm.tm_sec = 0;
+ tm.tm_isdst = -1;
+ return mktime (&tm) != (time_t) -1;
+}
+
+static int
+mktime_test1 (time_t now)
+{
+ struct tm *lt;
+ return ! (lt = localtime (&now)) || mktime (lt) == now;
+}
+
+static int
+mktime_test (time_t now)
+{
+ return (mktime_test1 (now)
+ && mktime_test1 ((time_t) (time_t_max - now))
+ && mktime_test1 ((time_t) (time_t_min + now)));
+}
+
+static int
+irix_6_4_bug ()
+{
+ /* Based on code from Ariel Faigon. */
+ struct tm tm;
+ tm.tm_year = 96;
+ tm.tm_mon = 3;
+ tm.tm_mday = 0;
+ tm.tm_hour = 0;
+ tm.tm_min = 0;
+ tm.tm_sec = 0;
+ tm.tm_isdst = -1;
+ mktime (&tm);
+ return tm.tm_mon == 2 && tm.tm_mday == 31;
+}
+
+static int
+bigtime_test (int j)
+{
+ struct tm tm;
+ time_t now;
+ tm.tm_year = tm.tm_mon = tm.tm_mday = tm.tm_hour = tm.tm_min = tm.tm_sec = j;
+ now = mktime (&tm);
+ if (now != (time_t) -1)
+ {
+ struct tm *lt = localtime (&now);
+ if (! (lt
+ && lt->tm_year == tm.tm_year
+ && lt->tm_mon == tm.tm_mon
+ && lt->tm_mday == tm.tm_mday
+ && lt->tm_hour == tm.tm_hour
+ && lt->tm_min == tm.tm_min
+ && lt->tm_sec == tm.tm_sec
+ && lt->tm_yday == tm.tm_yday
+ && lt->tm_wday == tm.tm_wday
+ && ((lt->tm_isdst < 0 ? -1 : 0 < lt->tm_isdst)
+ == (tm.tm_isdst < 0 ? -1 : 0 < tm.tm_isdst))))
+ return 0;
+ }
+ return 1;
+}
+
+static int
+year_2050_test ()
+{
+ /* The correct answer for 2050-02-01 00:00:00 in Pacific time,
+ ignoring leap seconds. */
+ unsigned long int answer = 2527315200UL;
+
+ struct tm tm;
+ time_t t;
+ tm.tm_year = 2050 - 1900;
+ tm.tm_mon = 2 - 1;
+ tm.tm_mday = 1;
+ tm.tm_hour = tm.tm_min = tm.tm_sec = 0;
+ tm.tm_isdst = -1;
+
+ /* Use the portable POSIX.1 specification "TZ=PST8PDT,M4.1.0,M10.5.0"
+ instead of "TZ=America/Vancouver" in order to detect the bug even
+ on systems that don't support the Olson extension, or don't have the
+ full zoneinfo tables installed. */
+ putenv ("TZ=PST8PDT,M4.1.0,M10.5.0");
+
+ t = mktime (&tm);
+
+ /* Check that the result is either a failure, or close enough
+ to the correct answer that we can assume the discrepancy is
+ due to leap seconds. */
+ return (t == (time_t) -1
+ || (0 < t && answer - 120 <= t && t <= answer + 120));
+}
+
+int
+main ()
+{
+ time_t t, delta;
+ int i, j;
+
+ /* This test makes some buggy mktime implementations loop.
+ Give up after 60 seconds; a mktime slower than that
+ isn't worth using anyway. */
+ alarm (60);
+
+ for (;;)
+ {
+ t = (time_t_max << 1) + 1;
+ if (t <= time_t_max)
+ break;
+ time_t_max = t;
+ }
+ time_t_min = - ((time_t) ~ (time_t) 0 == (time_t) -1) - time_t_max;
+
+ delta = time_t_max / 997; /* a suitable prime number */
+ for (i = 0; i < N_STRINGS; i++)
+ {
+ if (tz_strings[i])
+ putenv (tz_strings[i]);
+
+ for (t = 0; t <= time_t_max - delta; t += delta)
+ if (! mktime_test (t))
+ return 1;
+ if (! (mktime_test ((time_t) 1)
+ && mktime_test ((time_t) (60 * 60))
+ && mktime_test ((time_t) (60 * 60 * 24))))
+ return 1;
+
+ for (j = 1; ; j <<= 1)
+ if (! bigtime_test (j))
+ return 1;
+ else if (INT_MAX / 2 < j)
+ break;
+ if (! bigtime_test (INT_MAX))
+ return 1;
+ }
+ return ! (irix_6_4_bug () && spring_forward_gap () && year_2050_test ());
+}]])],
+ [ac_cv_func_working_mktime=yes],
+ [ac_cv_func_working_mktime=no],
+ [ac_cv_func_working_mktime=no])])
+if test $ac_cv_func_working_mktime = no; then
+ AC_LIBOBJ([mktime])
+fi
+])# AC_FUNC_MKTIME
+
+AC_DEFUN([gl_FUNC_MKTIME],
+[
+ AC_FUNC_MKTIME
+ dnl Note: AC_FUNC_MKTIME does AC_LIBOBJ([mktime]).
+ if test $ac_cv_func_working_mktime = no; then
+ AC_DEFINE([mktime], [rpl_mktime],
+ [Define to rpl_mktime if the replacement function should be used.])
+ gl_PREREQ_MKTIME
+ fi
+])
+
+# Prerequisites of lib/mktime.c.
+AC_DEFUN([gl_PREREQ_MKTIME],
+[
+ AC_REQUIRE([AC_C_INLINE])
+])
Added: nagiosplug/trunk/gl/m4/time_h.m4
===================================================================
--- nagiosplug/trunk/gl/m4/time_h.m4 (rev 0)
+++ nagiosplug/trunk/gl/m4/time_h.m4 2009-03-20 07:00:35 UTC (rev 2179)
@@ -0,0 +1,74 @@
+# Configure a more-standard replacement for <time.h>.
+
+# Copyright (C) 2000, 2001, 2003, 2004, 2005, 2006, 2007 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 Paul Eggert and Jim Meyering.
+
+AC_DEFUN([gl_HEADER_TIME_H],
+[
+ dnl Use AC_REQUIRE here, so that the default behavior below is expanded
+ dnl once only, before all statements that occur in other macros.
+ AC_REQUIRE([gl_HEADER_TIME_H_BODY])
+])
+
+AC_DEFUN([gl_HEADER_TIME_H_BODY],
+[
+ AC_REQUIRE([AC_C_RESTRICT])
+ AC_REQUIRE([gl_HEADER_TIME_H_DEFAULTS])
+ gl_CHECK_NEXT_HEADERS([time.h])
+ AC_REQUIRE([gl_CHECK_TYPE_STRUCT_TIMESPEC])
+])
+
+AC_DEFUN([gl_HEADER_TIME_H_DEFAULTS],
+[
+ dnl If another module says to replace or to not replace, do that.
+ dnl Otherwise, replace only if someone compiles with -DGNULIB_PORTCHECK;
+ dnl this lets maintainers check for portability.
+ REPLACE_LOCALTIME_R=GNULIB_PORTCHECK; AC_SUBST([REPLACE_LOCALTIME_R])
+ REPLACE_NANOSLEEP=GNULIB_PORTCHECK; AC_SUBST([REPLACE_NANOSLEEP])
+ REPLACE_STRPTIME=GNULIB_PORTCHECK; AC_SUBST([REPLACE_STRPTIME])
+ REPLACE_TIMEGM=GNULIB_PORTCHECK; AC_SUBST([REPLACE_TIMEGM])
+])
+
+dnl Define HAVE_STRUCT_TIMESPEC if `struct timespec' is declared
+dnl in time.h or sys/time.h.
+
+AC_DEFUN([gl_CHECK_TYPE_STRUCT_TIMESPEC],
+[
+ AC_CHECK_HEADERS_ONCE([sys/time.h])
+ AC_CACHE_CHECK([for struct timespec in <time.h>],
+ [gl_cv_sys_struct_timespec_in_time_h],
+ [AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[#include <time.h>
+ ]],
+ [[static struct timespec x; x.tv_sec = x.tv_nsec;]])],
+ [gl_cv_sys_struct_timespec_in_time_h=yes],
+ [gl_cv_sys_struct_timespec_in_time_h=no])])
+
+ TIME_H_DEFINES_STRUCT_TIMESPEC=0
+ SYS_TIME_H_DEFINES_STRUCT_TIMESPEC=0
+ if test $gl_cv_sys_struct_timespec_in_time_h = yes; then
+ TIME_H_DEFINES_STRUCT_TIMESPEC=1
+ else
+ AC_CACHE_CHECK([for struct timespec in <sys/time.h>],
+ [gl_cv_sys_struct_timespec_in_sys_time_h],
+ [AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[#include <sys/time.h>
+ ]],
+ [[static struct timespec x; x.tv_sec = x.tv_nsec;]])],
+ [gl_cv_sys_struct_timespec_in_sys_time_h=yes],
+ [gl_cv_sys_struct_timespec_in_sys_time_h=no])])
+ if test $gl_cv_sys_struct_timespec_in_sys_time_h = yes; then
+ SYS_TIME_H_DEFINES_STRUCT_TIMESPEC=1
+ fi
+ fi
+ AC_SUBST([TIME_H_DEFINES_STRUCT_TIMESPEC])
+ AC_SUBST([SYS_TIME_H_DEFINES_STRUCT_TIMESPEC])
+])
Added: nagiosplug/trunk/gl/m4/time_r.m4
===================================================================
--- nagiosplug/trunk/gl/m4/time_r.m4 (rev 0)
+++ nagiosplug/trunk/gl/m4/time_r.m4 2009-03-20 07:00:35 UTC (rev 2179)
@@ -0,0 +1,43 @@
+dnl Reentrant time functions like localtime_r.
+
+dnl Copyright (C) 2003, 2006, 2007, 2008 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_TIME_R],
+[
+ dnl Persuade glibc and Solaris <time.h> to declare localtime_r.
+ AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
+
+ AC_REQUIRE([gl_HEADER_TIME_H_DEFAULTS])
+ AC_REQUIRE([AC_C_RESTRICT])
+
+ AC_CACHE_CHECK([whether localtime_r is compatible with its POSIX signature],
+ [gl_cv_time_r_posix],
+ [AC_TRY_COMPILE(
+ [#include <time.h>],
+ [/* We don't need to append 'restrict's to the argument types,
+ even though the POSIX signature has the 'restrict's,
+ since C99 says they can't affect type compatibility. */
+ struct tm * (*ptr) (time_t const *, struct tm *) = localtime_r;
+ if (ptr) return 0;
+ /* Check the return type is a pointer. On HP-UX 10 it is 'int'. */
+ *localtime_r (0, 0);],
+ [gl_cv_time_r_posix=yes],
+ [gl_cv_time_r_posix=no])])
+ if test $gl_cv_time_r_posix = yes; then
+ REPLACE_LOCALTIME_R=0
+ else
+ REPLACE_LOCALTIME_R=1
+ AC_LIBOBJ([time_r])
+ gl_PREREQ_TIME_R
+ fi
+])
+
+# Prerequisites of lib/time_r.c.
+AC_DEFUN([gl_PREREQ_TIME_R], [
+ :
+])
Added: nagiosplug/trunk/gl/m4/timegm.m4
===================================================================
--- nagiosplug/trunk/gl/m4/timegm.m4 (rev 0)
+++ nagiosplug/trunk/gl/m4/timegm.m4 2009-03-20 07:00:35 UTC (rev 2179)
@@ -0,0 +1,40 @@
+# timegm.m4 serial 6
+dnl Copyright (C) 2003, 2007, 2009 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_FUNC_TIMEGM],
+[
+ AC_REQUIRE([gl_HEADER_TIME_H_DEFAULTS])
+ AC_REQUIRE([gl_FUNC_MKTIME])
+ if test $ac_cv_func_working_mktime = no; then
+ # Assume that timegm is buggy if mktime is.
+ AC_LIBOBJ([timegm])
+ ac_cv_func_timegm=no
+ else
+ AC_REPLACE_FUNCS([timegm])
+ fi
+ REPLACE_TIMEGM=1
+ if test $ac_cv_func_timegm = yes; then
+ AC_CHECK_DECLS([timegm], [REPLACE_TIMEGM=0], [], [#include <time.h>])
+ fi
+ if test $REPLACE_TIMEGM = 1; then
+ gl_PREREQ_TIMEGM
+ fi
+])
+
+# Prerequisites of lib/timegm.c.
+AC_DEFUN([gl_PREREQ_TIMEGM], [
+ AC_REQUIRE([gl_TIME_R])
+ AC_REQUIRE([gl_FUNC_MKTIME])
+ if test $ac_cv_func_working_mktime = yes; then
+ AC_CHECK_FUNC([__mktime_internal], ,
+ [# mktime works but it doesn't export __mktime_internal,
+ # so we need to substitute our own mktime implementation.
+ AC_LIBOBJ([mktime])
+ AC_DEFINE([mktime], [rpl_mktime],
+ [Define to rpl_mktime if the replacement function should be used.])
+ gl_PREREQ_MKTIME])
+ fi
+])
Added: nagiosplug/trunk/gl/mktime.c
===================================================================
--- nagiosplug/trunk/gl/mktime.c (rev 0)
+++ nagiosplug/trunk/gl/mktime.c 2009-03-20 07:00:35 UTC (rev 2179)
@@ -0,0 +1,665 @@
+/* Convert a `struct tm' to a time_t value.
+ Copyright (C) 1993-1999, 2002-2005, 2006, 2007 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Paul Eggert <[email protected]>.
+
+ 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 3, 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, write to the Free Software Foundation,
+ Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+
+/* Define this to have a standalone program to test this implementation of
+ mktime. */
+/* #define DEBUG 1 */
+
+#ifndef _LIBC
+# include <config.h>
+#endif
+
+/* Assume that leap seconds are possible, unless told otherwise.
+ If the host has a `zic' command with a `-L leapsecondfilename' option,
+ then it supports leap seconds; otherwise it probably doesn't. */
+#ifndef LEAP_SECONDS_POSSIBLE
+# define LEAP_SECONDS_POSSIBLE 1
+#endif
+
+#include <time.h>
+
+#include <limits.h>
+
+#include <string.h> /* For the real memcpy prototype. */
+
+#if DEBUG
+# include <stdio.h>
+# include <stdlib.h>
+/* Make it work even if the system's libc has its own mktime routine. */
+# define mktime my_mktime
+#endif /* DEBUG */
+
+/* Shift A right by B bits portably, by dividing A by 2**B and
+ truncating towards minus infinity. A and B should be free of side
+ effects, and B should be in the range 0 <= B <= INT_BITS - 2, where
+ INT_BITS is the number of useful bits in an int. GNU code can
+ assume that INT_BITS is at least 32.
+
+ ISO C99 says that A >> B is implementation-defined if A < 0. Some
+ implementations (e.g., UNICOS 9.0 on a Cray Y-MP EL) don't shift
+ right in the usual way when A < 0, so SHR falls back on division if
+ ordinary A >> B doesn't seem to be the usual signed shift. */
+#define SHR(a, b) \
+ (-1 >> 1 == -1 \
+ ? (a) >> (b) \
+ : (a) / (1 << (b)) - ((a) % (1 << (b)) < 0))
+
+/* The extra casts in the following macros work around compiler bugs,
+ e.g., in Cray C 5.0.3.0. */
+
+/* True if the arithmetic type T is an integer type. bool counts as
+ an integer. */
+#define TYPE_IS_INTEGER(t) ((t) 1.5 == 1)
+
+/* True if negative values of the signed integer type T use two's
+ complement, ones' complement, or signed magnitude representation,
+ respectively. Much GNU code assumes two's complement, but some
+ people like to be portable to all possible C hosts. */
+#define TYPE_TWOS_COMPLEMENT(t) ((t) ~ (t) 0 == (t) -1)
+#define TYPE_ONES_COMPLEMENT(t) ((t) ~ (t) 0 == 0)
+#define TYPE_SIGNED_MAGNITUDE(t) ((t) ~ (t) 0 < (t) -1)
+
+/* True if the arithmetic type T is signed. */
+#define TYPE_SIGNED(t) (! ((t) 0 < (t) -1))
+
+/* The maximum and minimum values for the integer type T. These
+ macros have undefined behavior if T is signed and has padding bits.
+ If this is a problem for you, please let us know how to fix it for
+ your host. */
+#define TYPE_MINIMUM(t) \
+ ((t) (! TYPE_SIGNED (t) \
+ ? (t) 0 \
+ : TYPE_SIGNED_MAGNITUDE (t) \
+ ? ~ (t) 0 \
+ : ~ (t) 0 << (sizeof (t) * CHAR_BIT - 1)))
+#define TYPE_MAXIMUM(t) \
+ ((t) (! TYPE_SIGNED (t) \
+ ? (t) -1 \
+ : ~ (~ (t) 0 << (sizeof (t) * CHAR_BIT - 1))))
+
+#ifndef TIME_T_MIN
+# define TIME_T_MIN TYPE_MINIMUM (time_t)
+#endif
+#ifndef TIME_T_MAX
+# define TIME_T_MAX TYPE_MAXIMUM (time_t)
+#endif
+#define TIME_T_MIDPOINT (SHR (TIME_T_MIN + TIME_T_MAX, 1) + 1)
+
+/* Verify a requirement at compile-time (unlike assert, which is runtime). */
+#define verify(name, assertion) struct name { char a[(assertion) ? 1 : -1]; }
+
+verify (time_t_is_integer, TYPE_IS_INTEGER (time_t));
+verify (twos_complement_arithmetic, TYPE_TWOS_COMPLEMENT (int));
+/* The code also assumes that signed integer overflow silently wraps
+ around, but this assumption can't be stated without causing a
+ diagnostic on some hosts. */
+
+#define EPOCH_YEAR 1970
+#define TM_YEAR_BASE 1900
+verify (base_year_is_a_multiple_of_100, TM_YEAR_BASE % 100 == 0);
+
+/* Return 1 if YEAR + TM_YEAR_BASE is a leap year. */
+static inline int
+leapyear (long int year)
+{
+ /* Don't add YEAR to TM_YEAR_BASE, as that might overflow.
+ Also, work even if YEAR is negative. */
+ return
+ ((year & 3) == 0
+ && (year % 100 != 0
+ || ((year / 100) & 3) == (- (TM_YEAR_BASE / 100) & 3)));
+}
+
+/* How many days come before each month (0-12). */
+#ifndef _LIBC
+static
+#endif
+const unsigned short int __mon_yday[2][13] =
+ {
+ /* Normal years. */
+ { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365 },
+ /* Leap years. */
+ { 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, 366 }
+ };
+
+
+#ifndef _LIBC
+/* Portable standalone applications should supply a <time.h> that
+ declares a POSIX-compliant localtime_r, for the benefit of older
+ implementations that lack localtime_r or have a nonstandard one.
+ See the gnulib time_r module for one way to implement this. */
+# undef __localtime_r
+# define __localtime_r localtime_r
+# define __mktime_internal mktime_internal
+#endif
+
+/* Return an integer value measuring (YEAR1-YDAY1 HOUR1:MIN1:SEC1) -
+ (YEAR0-YDAY0 HOUR0:MIN0:SEC0) in seconds, assuming that the clocks
+ were not adjusted between the time stamps.
+
+ The YEAR values uses the same numbering as TP->tm_year. Values
+ need not be in the usual range. However, YEAR1 must not be less
+ than 2 * INT_MIN or greater than 2 * INT_MAX.
+
+ The result may overflow. It is the caller's responsibility to
+ detect overflow. */
+
+static inline time_t
+ydhms_diff (long int year1, long int yday1, int hour1, int min1, int sec1,
+ int year0, int yday0, int hour0, int min0, int sec0)
+{
+ verify (C99_integer_division, -1 / 2 == 0);
+ verify (long_int_year_and_yday_are_wide_enough,
+ INT_MAX <= LONG_MAX / 2 || TIME_T_MAX <= UINT_MAX);
+
+ /* Compute intervening leap days correctly even if year is negative.
+ Take care to avoid integer overflow here. */
+ int a4 = SHR (year1, 2) + SHR (TM_YEAR_BASE, 2) - ! (year1 & 3);
+ int b4 = SHR (year0, 2) + SHR (TM_YEAR_BASE, 2) - ! (year0 & 3);
+ int a100 = a4 / 25 - (a4 % 25 < 0);
+ int b100 = b4 / 25 - (b4 % 25 < 0);
+ int a400 = SHR (a100, 2);
+ int b400 = SHR (b100, 2);
+ int intervening_leap_days = (a4 - b4) - (a100 - b100) + (a400 - b400);
+
+ /* Compute the desired time in time_t precision. Overflow might
+ occur here. */
+ time_t tyear1 = year1;
+ time_t years = tyear1 - year0;
+ time_t days = 365 * years + yday1 - yday0 + intervening_leap_days;
+ time_t hours = 24 * days + hour1 - hour0;
+ time_t minutes = 60 * hours + min1 - min0;
+ time_t seconds = 60 * minutes + sec1 - sec0;
+ return seconds;
+}
+
+
+/* Return a time_t value corresponding to (YEAR-YDAY HOUR:MIN:SEC),
+ assuming that *T corresponds to *TP and that no clock adjustments
+ occurred between *TP and the desired time.
+ If TP is null, return a value not equal to *T; this avoids false matches.
+ If overflow occurs, yield the minimal or maximal value, except do not
+ yield a value equal to *T. */
+static time_t
+guess_time_tm (long int year, long int yday, int hour, int min, int sec,
+ const time_t *t, const struct tm *tp)
+{
+ if (tp)
+ {
+ time_t d = ydhms_diff (year, yday, hour, min, sec,
+ tp->tm_year, tp->tm_yday,
+ tp->tm_hour, tp->tm_min, tp->tm_sec);
+ time_t t1 = *t + d;
+ if ((t1 < *t) == (TYPE_SIGNED (time_t) ? d < 0 : TIME_T_MAX / 2 < d))
+ return t1;
+ }
+
+ /* Overflow occurred one way or another. Return the nearest result
+ that is actually in range, except don't report a zero difference
+ if the actual difference is nonzero, as that would cause a false
+ match; and don't oscillate between two values, as that would
+ confuse the spring-forward gap detector. */
+ return (*t < TIME_T_MIDPOINT
+ ? (*t <= TIME_T_MIN + 1 ? *t + 1 : TIME_T_MIN)
+ : (TIME_T_MAX - 1 <= *t ? *t - 1 : TIME_T_MAX));
+}
+
+/* Use CONVERT to convert *T to a broken down time in *TP.
+ If *T is out of range for conversion, adjust it so that
+ it is the nearest in-range value and then convert that. */
+static struct tm *
+ranged_convert (struct tm *(*convert) (const time_t *, struct tm *),
+ time_t *t, struct tm *tp)
+{
+ struct tm *r = convert (t, tp);
+
+ if (!r && *t)
+ {
+ time_t bad = *t;
+ time_t ok = 0;
+
+ /* BAD is a known unconvertible time_t, and OK is a known good one.
+ Use binary search to narrow the range between BAD and OK until
+ they differ by 1. */
+ while (bad != ok + (bad < 0 ? -1 : 1))
+ {
+ time_t mid = *t = (bad < 0
+ ? bad + ((ok - bad) >> 1)
+ : ok + ((bad - ok) >> 1));
+ r = convert (t, tp);
+ if (r)
+ ok = mid;
+ else
+ bad = mid;
+ }
+
+ if (!r && ok)
+ {
+ /* The last conversion attempt failed;
+ revert to the most recent successful attempt. */
+ *t = ok;
+ r = convert (t, tp);
+ }
+ }
+
+ return r;
+}
+
+
+/* Convert *TP to a time_t value, inverting
+ the monotonic and mostly-unit-linear conversion function CONVERT.
+ Use *OFFSET to keep track of a guess at the offset of the result,
+ compared to what the result would be for UTC without leap seconds.
+ If *OFFSET's guess is correct, only one CONVERT call is needed.
+ This function is external because it is used also by timegm.c. */
+time_t
+__mktime_internal (struct tm *tp,
+ struct tm *(*convert) (const time_t *, struct tm *),
+ time_t *offset)
+{
+ time_t t, gt, t0, t1, t2;
+ struct tm tm;
+
+ /* The maximum number of probes (calls to CONVERT) should be enough
+ to handle any combinations of time zone rule changes, solar time,
+ leap seconds, and oscillations around a spring-forward gap.
+ POSIX.1 prohibits leap seconds, but some hosts have them anyway. */
+ int remaining_probes = 6;
+
+ /* Time requested. Copy it in case CONVERT modifies *TP; this can
+ occur if TP is localtime's returned value and CONVERT is localtime. */
+ int sec = tp->tm_sec;
+ int min = tp->tm_min;
+ int hour = tp->tm_hour;
+ int mday = tp->tm_mday;
+ int mon = tp->tm_mon;
+ int year_requested = tp->tm_year;
+ /* Normalize the value. */
+ int isdst = ((tp->tm_isdst >> (8 * sizeof (tp->tm_isdst) - 1))
+ | (tp->tm_isdst != 0));
+
+ /* 1 if the previous probe was DST. */
+ int dst2;
+
+ /* Ensure that mon is in range, and set year accordingly. */
+ int mon_remainder = mon % 12;
+ int negative_mon_remainder = mon_remainder < 0;
+ int mon_years = mon / 12 - negative_mon_remainder;
+ long int lyear_requested = year_requested;
+ long int year = lyear_requested + mon_years;
+
+ /* The other values need not be in range:
+ the remaining code handles minor overflows correctly,
+ assuming int and time_t arithmetic wraps around.
+ Major overflows are caught at the end. */
+
+ /* Calculate day of year from year, month, and day of month.
+ The result need not be in range. */
+ int mon_yday = ((__mon_yday[leapyear (year)]
+ [mon_remainder + 12 * negative_mon_remainder])
+ - 1);
+ long int lmday = mday;
+ long int yday = mon_yday + lmday;
+
+ time_t guessed_offset = *offset;
+
+ int sec_requested = sec;
+
+ if (LEAP_SECONDS_POSSIBLE)
+ {
+ /* Handle out-of-range seconds specially,
+ since ydhms_tm_diff assumes every minute has 60 seconds. */
+ if (sec < 0)
+ sec = 0;
+ if (59 < sec)
+ sec = 59;
+ }
+
+ /* Invert CONVERT by probing. First assume the same offset as last
+ time. */
+
+ t0 = ydhms_diff (year, yday, hour, min, sec,
+ EPOCH_YEAR - TM_YEAR_BASE, 0, 0, 0, - guessed_offset);
+
+ if (TIME_T_MAX / INT_MAX / 366 / 24 / 60 / 60 < 3)
+ {
+ /* time_t isn't large enough to rule out overflows, so check
+ for major overflows. A gross check suffices, since if t0
+ has overflowed, it is off by a multiple of TIME_T_MAX -
+ TIME_T_MIN + 1. So ignore any component of the difference
+ that is bounded by a small value. */
+
+ /* Approximate log base 2 of the number of time units per
+ biennium. A biennium is 2 years; use this unit instead of
+ years to avoid integer overflow. For example, 2 average
+ Gregorian years are 2 * 365.2425 * 24 * 60 * 60 seconds,
+ which is 63113904 seconds, and rint (log2 (63113904)) is
+ 26. */
+ int ALOG2_SECONDS_PER_BIENNIUM = 26;
+ int ALOG2_MINUTES_PER_BIENNIUM = 20;
+ int ALOG2_HOURS_PER_BIENNIUM = 14;
+ int ALOG2_DAYS_PER_BIENNIUM = 10;
+ int LOG2_YEARS_PER_BIENNIUM = 1;
+
+ int approx_requested_biennia =
+ (SHR (year_requested, LOG2_YEARS_PER_BIENNIUM)
+ - SHR (EPOCH_YEAR - TM_YEAR_BASE, LOG2_YEARS_PER_BIENNIUM)
+ + SHR (mday, ALOG2_DAYS_PER_BIENNIUM)
+ + SHR (hour, ALOG2_HOURS_PER_BIENNIUM)
+ + SHR (min, ALOG2_MINUTES_PER_BIENNIUM)
+ + (LEAP_SECONDS_POSSIBLE
+ ? 0
+ : SHR (sec, ALOG2_SECONDS_PER_BIENNIUM)));
+
+ int approx_biennia = SHR (t0, ALOG2_SECONDS_PER_BIENNIUM);
+ int diff = approx_biennia - approx_requested_biennia;
+ int abs_diff = diff < 0 ? - diff : diff;
+
+ /* IRIX 4.0.5 cc miscaculates TIME_T_MIN / 3: it erroneously
+ gives a positive value of 715827882. Setting a variable
+ first then doing math on it seems to work.
+ ([email protected]) */
+ time_t time_t_max = TIME_T_MAX;
+ time_t time_t_min = TIME_T_MIN;
+ time_t overflow_threshold =
+ (time_t_max / 3 - time_t_min / 3) >> ALOG2_SECONDS_PER_BIENNIUM;
+
+ if (overflow_threshold < abs_diff)
+ {
+ /* Overflow occurred. Try repairing it; this might work if
+ the time zone offset is enough to undo the overflow. */
+ time_t repaired_t0 = -1 - t0;
+ approx_biennia = SHR (repaired_t0, ALOG2_SECONDS_PER_BIENNIUM);
+ diff = approx_biennia - approx_requested_biennia;
+ abs_diff = diff < 0 ? - diff : diff;
+ if (overflow_threshold < abs_diff)
+ return -1;
+ guessed_offset += repaired_t0 - t0;
+ t0 = repaired_t0;
+ }
+ }
+
+ /* Repeatedly use the error to improve the guess. */
+
+ for (t = t1 = t2 = t0, dst2 = 0;
+ (gt = guess_time_tm (year, yday, hour, min, sec, &t,
+ ranged_convert (convert, &t, &tm)),
+ t != gt);
+ t1 = t2, t2 = t, t = gt, dst2 = tm.tm_isdst != 0)
+ if (t == t1 && t != t2
+ && (tm.tm_isdst < 0
+ || (isdst < 0
+ ? dst2 <= (tm.tm_isdst != 0)
+ : (isdst != 0) != (tm.tm_isdst != 0))))
+ /* We can't possibly find a match, as we are oscillating
+ between two values. The requested time probably falls
+ within a spring-forward gap of size GT - T. Follow the common
+ practice in this case, which is to return a time that is GT - T
+ away from the requested time, preferring a time whose
+ tm_isdst differs from the requested value. (If no tm_isdst
+ was requested and only one of the two values has a nonzero
+ tm_isdst, prefer that value.) In practice, this is more
+ useful than returning -1. */
+ goto offset_found;
+ else if (--remaining_probes == 0)
+ return -1;
+
+ /* We have a match. Check whether tm.tm_isdst has the requested
+ value, if any. */
+ if (isdst != tm.tm_isdst && 0 <= isdst && 0 <= tm.tm_isdst)
+ {
+ /* tm.tm_isdst has the wrong value. Look for a neighboring
+ time with the right value, and use its UTC offset.
+
+ Heuristic: probe the adjacent timestamps in both directions,
+ looking for the desired isdst. This should work for all real
+ time zone histories in the tz database. */
+
+ /* Distance between probes when looking for a DST boundary. In
+ tzdata2003a, the shortest period of DST is 601200 seconds
+ (e.g., America/Recife starting 2000-10-08 01:00), and the
+ shortest period of non-DST surrounded by DST is 694800
+ seconds (Africa/Tunis starting 1943-04-17 01:00). Use the
+ minimum of these two values, so we don't miss these short
+ periods when probing. */
+ int stride = 601200;
+
+ /* The longest period of DST in tzdata2003a is 536454000 seconds
+ (e.g., America/Jujuy starting 1946-10-01 01:00). The longest
+ period of non-DST is much longer, but it makes no real sense
+ to search for more than a year of non-DST, so use the DST
+ max. */
+ int duration_max = 536454000;
+
+ /* Search in both directions, so the maximum distance is half
+ the duration; add the stride to avoid off-by-1 problems. */
+ int delta_bound = duration_max / 2 + stride;
+
+ int delta, direction;
+
+ for (delta = stride; delta < delta_bound; delta += stride)
+ for (direction = -1; direction <= 1; direction += 2)
+ {
+ time_t ot = t + delta * direction;
+ if ((ot < t) == (direction < 0))
+ {
+ struct tm otm;
+ ranged_convert (convert, &ot, &otm);
+ if (otm.tm_isdst == isdst)
+ {
+ /* We found the desired tm_isdst.
+ Extrapolate back to the desired time. */
+ t = guess_time_tm (year, yday, hour, min, sec, &ot, &otm);
+ ranged_convert (convert, &t, &tm);
+ goto offset_found;
+ }
+ }
+ }
+ }
+
+ offset_found:
+ *offset = guessed_offset + t - t0;
+
+ if (LEAP_SECONDS_POSSIBLE && sec_requested != tm.tm_sec)
+ {
+ /* Adjust time to reflect the tm_sec requested, not the normalized value.
+ Also, repair any damage from a false match due to a leap second. */
+ int sec_adjustment = (sec == 0 && tm.tm_sec == 60) - sec;
+ t1 = t + sec_requested;
+ t2 = t1 + sec_adjustment;
+ if (((t1 < t) != (sec_requested < 0))
+ | ((t2 < t1) != (sec_adjustment < 0))
+ | ! convert (&t2, &tm))
+ return -1;
+ t = t2;
+ }
+
+ *tp = tm;
+ return t;
+}
+
+
+/* FIXME: This should use a signed type wide enough to hold any UTC
+ offset in seconds. 'int' should be good enough for GNU code. We
+ can't fix this unilaterally though, as other modules invoke
+ __mktime_internal. */
+static time_t localtime_offset;
+
+/* Convert *TP to a time_t value. */
+time_t
+mktime (struct tm *tp)
+{
+#ifdef _LIBC
+ /* POSIX.1 8.1.1 requires that whenever mktime() is called, the
+ time zone names contained in the external variable `tzname' shall
+ be set as if the tzset() function had been called. */
+ __tzset ();
+#endif
+
+ return __mktime_internal (tp, __localtime_r, &localtime_offset);
+}
+
+#ifdef weak_alias
+weak_alias (mktime, timelocal)
+#endif
+
+#ifdef _LIBC
+libc_hidden_def (mktime)
+libc_hidden_weak (timelocal)
+#endif
+
+#if DEBUG
+
+static int
+not_equal_tm (const struct tm *a, const struct tm *b)
+{
+ return ((a->tm_sec ^ b->tm_sec)
+ | (a->tm_min ^ b->tm_min)
+ | (a->tm_hour ^ b->tm_hour)
+ | (a->tm_mday ^ b->tm_mday)
+ | (a->tm_mon ^ b->tm_mon)
+ | (a->tm_year ^ b->tm_year)
+ | (a->tm_yday ^ b->tm_yday)
+ | (a->tm_isdst ^ b->tm_isdst));
+}
+
+static void
+print_tm (const struct tm *tp)
+{
+ if (tp)
+ printf ("%04d-%02d-%02d %02d:%02d:%02d yday %03d wday %d isdst %d",
+ tp->tm_year + TM_YEAR_BASE, tp->tm_mon + 1, tp->tm_mday,
+ tp->tm_hour, tp->tm_min, tp->tm_sec,
+ tp->tm_yday, tp->tm_wday, tp->tm_isdst);
+ else
+ printf ("0");
+}
+
+static int
+check_result (time_t tk, struct tm tmk, time_t tl, const struct tm *lt)
+{
+ if (tk != tl || !lt || not_equal_tm (&tmk, lt))
+ {
+ printf ("mktime (");
+ print_tm (lt);
+ printf (")\nyields (");
+ print_tm (&tmk);
+ printf (") == %ld, should be %ld\n", (long int) tk, (long int) tl);
+ return 1;
+ }
+
+ return 0;
+}
+
+int
+main (int argc, char **argv)
+{
+ int status = 0;
+ struct tm tm, tmk, tml;
+ struct tm *lt;
+ time_t tk, tl, tl1;
+ char trailer;
+
+ if ((argc == 3 || argc == 4)
+ && (sscanf (argv[1], "%d-%d-%d%c",
+ &tm.tm_year, &tm.tm_mon, &tm.tm_mday, &trailer)
+ == 3)
+ && (sscanf (argv[2], "%d:%d:%d%c",
+ &tm.tm_hour, &tm.tm_min, &tm.tm_sec, &trailer)
+ == 3))
+ {
+ tm.tm_year -= TM_YEAR_BASE;
+ tm.tm_mon--;
+ tm.tm_isdst = argc == 3 ? -1 : atoi (argv[3]);
+ tmk = tm;
+ tl = mktime (&tmk);
+ lt = localtime (&tl);
+ if (lt)
+ {
+ tml = *lt;
+ lt = &tml;
+ }
+ printf ("mktime returns %ld == ", (long int) tl);
+ print_tm (&tmk);
+ printf ("\n");
+ status = check_result (tl, tmk, tl, lt);
+ }
+ else if (argc == 4 || (argc == 5 && strcmp (argv[4], "-") == 0))
+ {
+ time_t from = atol (argv[1]);
+ time_t by = atol (argv[2]);
+ time_t to = atol (argv[3]);
+
+ if (argc == 4)
+ for (tl = from; by < 0 ? to <= tl : tl <= to; tl = tl1)
+ {
+ lt = localtime (&tl);
+ if (lt)
+ {
+ tmk = tml = *lt;
+ tk = mktime (&tmk);
+ status |= check_result (tk, tmk, tl, &tml);
+ }
+ else
+ {
+ printf ("localtime (%ld) yields 0\n", (long int) tl);
+ status = 1;
+ }
+ tl1 = tl + by;
+ if ((tl1 < tl) != (by < 0))
+ break;
+ }
+ else
+ for (tl = from; by < 0 ? to <= tl : tl <= to; tl = tl1)
+ {
+ /* Null benchmark. */
+ lt = localtime (&tl);
+ if (lt)
+ {
+ tmk = tml = *lt;
+ tk = tl;
+ status |= check_result (tk, tmk, tl, &tml);
+ }
+ else
+ {
+ printf ("localtime (%ld) yields 0\n", (long int) tl);
+ status = 1;
+ }
+ tl1 = tl + by;
+ if ((tl1 < tl) != (by < 0))
+ break;
+ }
+ }
+ else
+ printf ("Usage:\
+\t%s YYYY-MM-DD HH:MM:SS [ISDST] # Test given time.\n\
+\t%s FROM BY TO # Test values FROM, FROM+BY, ..., TO.\n\
+\t%s FROM BY TO - # Do not test those values (for benchmark).\n",
+ argv[0], argv[0], argv[0]);
+
+ return status;
+}
+
+#endif /* DEBUG */
+
+/*
+Local Variables:
+compile-command: "gcc -DDEBUG -Wall -W -O -g mktime.c -o mktime"
+End:
+*/
Added: nagiosplug/trunk/gl/time.in.h
===================================================================
--- nagiosplug/trunk/gl/time.in.h (rev 0)
+++ nagiosplug/trunk/gl/time.in.h 2009-03-20 07:00:35 UTC (rev 2179)
@@ -0,0 +1,118 @@
+/* A more-standard <time.h>.
+
+ Copyright (C) 2007-2008 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 3, 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, write to the Free Software Foundation,
+ Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+
+#if __GNUC__ >= 3
+@PRAGMA_SYSTEM_HEADER@
+#endif
+
+/* Don't get in the way of glibc when it includes time.h merely to
+ declare a few standard symbols, rather than to declare all the
+ symbols. Also, Solaris 8 <time.h> eventually includes itself
+ recursively; if that is happening, just include the system <time.h>
+ without adding our own declarations. */
+#if (defined __need_time_t || defined __need_clock_t \
+ || defined __need_timespec \
+ || defined _GL_TIME_H)
+
+# @INCLUDE_NEXT@ @NEXT_TIME_H@
+
+#else
+
+# define _GL_TIME_H
+
+# @INCLUDE_NEXT@ @NEXT_TIME_H@
+
+# ifdef __cplusplus
+extern "C" {
+# endif
+
+/* Some systems don't define struct timespec (e.g., AIX 4.1, Ultrix 4.3).
+ Or they define it with the wrong member names or define it in <sys/time.h>
+ (e.g., FreeBSD circa 1997). */
+# if ! @TIME_H_DEFINES_STRUCT_TIMESPEC@
+# if @SYS_TIME_H_DEFINES_STRUCT_TIMESPEC@
+# include <sys/time.h>
+# else
+# undef timespec
+# define timespec rpl_timespec
+struct timespec
+{
+ time_t tv_sec;
+ long int tv_nsec;
+};
+# endif
+# endif
+
+/* Sleep for at least RQTP seconds unless interrupted, If interrupted,
+ return -1 and store the remaining time into RMTP. See
+ <http://www.opengroup.org/susv3xsh/nanosleep.html>. */
+# if @REPLACE_NANOSLEEP@
+# define nanosleep rpl_nanosleep
+int nanosleep (struct timespec const *__rqtp, struct timespec *__rmtp);
+# endif
+
+/* Convert TIMER to RESULT, assuming local time and UTC respectively. See
+ <http://www.opengroup.org/susv3xsh/localtime_r.html> and
+ <http://www.opengroup.org/susv3xsh/gmtime_r.html>. */
+# if @REPLACE_LOCALTIME_R@
+# undef localtime_r
+# define localtime_r rpl_localtime_r
+# undef gmtime_r
+# define gmtime_r rpl_gmtime_r
+struct tm *localtime_r (time_t const *restrict __timer,
+ struct tm *restrict __result);
+struct tm *gmtime_r (time_t const *restrict __timer,
+ struct tm *restrict __result);
+# endif
+
+/* Parse BUF as a time stamp, assuming FORMAT specifies its layout, and store
+ the resulting broken-down time into TM. See
+ <http://www.opengroup.org/susv3xsh/strptime.html>. */
+# if @REPLACE_STRPTIME@
+# undef strptime
+# define strptime rpl_strptime
+char *strptime (char const *restrict __buf, char const *restrict __format,
+ struct tm *restrict __tm);
+# endif
+
+/* Convert TM to a time_t value, assuming UTC. */
+# if @REPLACE_TIMEGM@
+# undef timegm
+# define timegm rpl_timegm
+time_t timegm (struct tm *__tm);
+# endif
+
+/* Encourage applications to avoid unsafe functions that can overrun
+ buffers when given outlandish struct tm values. Portable
+ applications should use strftime (or even sprintf) instead. */
+# if GNULIB_PORTCHECK
+# undef asctime
+# define asctime eschew_asctime
+# undef asctime_r
+# define asctime_r eschew_asctime_r
+# undef ctime
+# define ctime eschew_ctime
+# undef ctime_r
+# define ctime_r eschew_ctime_r
+# endif
+
+# ifdef __cplusplus
+}
+# endif
+
+#endif
Added: nagiosplug/trunk/gl/time_r.c
===================================================================
--- nagiosplug/trunk/gl/time_r.c (rev 0)
+++ nagiosplug/trunk/gl/time_r.c 2009-03-20 07:00:35 UTC (rev 2179)
@@ -0,0 +1,47 @@
+/* Reentrant time functions like localtime_r.
+
+ Copyright (C) 2003, 2006, 2007 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 3, 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, write to the Free Software Foundation,
+ Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+
+/* Written by Paul Eggert. */
+
+#include <config.h>
+
+#include <time.h>
+
+#include <string.h>
+
+static struct tm *
+copy_tm_result (struct tm *dest, struct tm const *src)
+{
+ if (! src)
+ return 0;
+ *dest = *src;
+ return dest;
+}
+
+
+struct tm *
+gmtime_r (time_t const * restrict t, struct tm * restrict tp)
+{
+ return copy_tm_result (tp, gmtime (t));
+}
+
+struct tm *
+localtime_r (time_t const * restrict t, struct tm * restrict tp)
+{
+ return copy_tm_result (tp, localtime (t));
+}
Added: nagiosplug/trunk/gl/timegm.c
===================================================================
--- nagiosplug/trunk/gl/timegm.c (rev 0)
+++ nagiosplug/trunk/gl/timegm.c 2009-03-20 07:00:35 UTC (rev 2179)
@@ -0,0 +1,41 @@
+/* Convert UTC calendar time to simple time. Like mktime but assumes UTC.
+
+ Copyright (C) 1994, 1997, 2003, 2004, 2006, 2007 Free Software
+ Foundation, Inc. This file is part of the GNU C Library.
+
+ 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 3, 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, write to the Free Software Foundation,
+ Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+
+#ifndef _LIBC
+# include <config.h>
+#endif
+
+#include <time.h>
+
+#ifndef _LIBC
+# undef __gmtime_r
+# define __gmtime_r gmtime_r
+# define __mktime_internal mktime_internal
+time_t __mktime_internal (struct tm *,
+ struct tm * (*) (time_t const *, struct tm *),
+ time_t *);
+#endif
+
+time_t
+timegm (struct tm *tmp)
+{
+ static time_t gmtime_offset;
+ tmp->tm_isdst = 0;
+ return __mktime_internal (tmp, __gmtime_r, &gmtime_offset);
+}
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