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authorLorenz <12514511+RincewindsHat@users.noreply.github.com>2023-03-11 10:34:47 (GMT)
committerGitHub <noreply@github.com>2023-03-11 10:34:47 (GMT)
commit75342b53853a898bdd93c7d3da9374115bab6b6d (patch)
tree0c0af2b796bcdd8ddd42187beb5badb420db8dea /gl/m4/time_h.m4
parent6bbe0b7b0f609ecab831dec9be7690842bf0a0fc (diff)
parent357787868b5201ec3e874e7a225b1c944cbbdb4d (diff)
downloadmonitoring-plugins-75342b53853a898bdd93c7d3da9374115bab6b6d.tar.gz
Merge branch 'master' into patch-1refs/pull/1842/head
Diffstat (limited to 'gl/m4/time_h.m4')
-rw-r--r--gl/m4/time_h.m4114
1 files changed, 94 insertions, 20 deletions
diff --git a/gl/m4/time_h.m4 b/gl/m4/time_h.m4
index 3b83900..f6bf3a4 100644
--- a/gl/m4/time_h.m4
+++ b/gl/m4/time_h.m4
@@ -1,8 +1,8 @@
1# Configure a more-standard replacement for <time.h>. 1# Configure a more-standard replacement for <time.h>.
2 2
3# Copyright (C) 2000-2001, 2003-2007, 2009-2013 Free Software Foundation, Inc. 3# Copyright (C) 2000-2001, 2003-2007, 2009-2023 Free Software Foundation, Inc.
4 4
5# serial 7 5# serial 20
6 6
7# This file is free software; the Free Software Foundation 7# This file is free software; the Free Software Foundation
8# gives unlimited permission to copy and/or distribute it, 8# gives unlimited permission to copy and/or distribute it,
@@ -10,23 +10,42 @@
10 10
11# Written by Paul Eggert and Jim Meyering. 11# Written by Paul Eggert and Jim Meyering.
12 12
13AC_DEFUN([gl_HEADER_TIME_H], 13AC_DEFUN_ONCE([gl_TIME_H],
14[ 14[
15 dnl Use AC_REQUIRE here, so that the default behavior below is expanded 15 dnl Ensure to expand the default settings once only, before all statements
16 dnl once only, before all statements that occur in other macros. 16 dnl that occur in other macros.
17 AC_REQUIRE([gl_HEADER_TIME_H_BODY]) 17 AC_REQUIRE([gl_TIME_H_DEFAULTS])
18])
19 18
20AC_DEFUN([gl_HEADER_TIME_H_BODY],
21[
22 AC_REQUIRE([AC_C_RESTRICT])
23 AC_REQUIRE([gl_HEADER_TIME_H_DEFAULTS])
24 gl_NEXT_HEADERS([time.h]) 19 gl_NEXT_HEADERS([time.h])
25 AC_REQUIRE([gl_CHECK_TYPE_STRUCT_TIMESPEC]) 20 AC_REQUIRE([gl_CHECK_TYPE_STRUCT_TIMESPEC])
21
22 dnl Check for declarations of anything we want to poison if the
23 dnl corresponding gnulib module is not in use.
24 gl_WARN_ON_USE_PREPARE([[
25#include <time.h>
26 ]], [asctime_r ctime_r])
27
28 AC_REQUIRE([AC_C_RESTRICT])
29
30 AC_CACHE_CHECK([for TIME_UTC in <time.h>],
31 [gl_cv_time_h_has_TIME_UTC],
32 [AC_COMPILE_IFELSE(
33 [AC_LANG_PROGRAM(
34 [[#include <time.h>
35 ]],
36 [[static int x = TIME_UTC; x++;]])],
37 [gl_cv_time_h_has_TIME_UTC=yes],
38 [gl_cv_time_h_has_TIME_UTC=no])])
39 if test $gl_cv_time_h_has_TIME_UTC = yes; then
40 TIME_H_DEFINES_TIME_UTC=1
41 else
42 TIME_H_DEFINES_TIME_UTC=0
43 fi
44 AC_SUBST([TIME_H_DEFINES_TIME_UTC])
26]) 45])
27 46
28dnl Check whether 'struct timespec' is declared 47dnl Check whether 'struct timespec' is declared
29dnl in time.h, sys/time.h, or pthread.h. 48dnl in time.h, sys/time.h, pthread.h, or unistd.h.
30 49
31AC_DEFUN([gl_CHECK_TYPE_STRUCT_TIMESPEC], 50AC_DEFUN([gl_CHECK_TYPE_STRUCT_TIMESPEC],
32[ 51[
@@ -44,6 +63,7 @@ AC_DEFUN([gl_CHECK_TYPE_STRUCT_TIMESPEC],
44 TIME_H_DEFINES_STRUCT_TIMESPEC=0 63 TIME_H_DEFINES_STRUCT_TIMESPEC=0
45 SYS_TIME_H_DEFINES_STRUCT_TIMESPEC=0 64 SYS_TIME_H_DEFINES_STRUCT_TIMESPEC=0
46 PTHREAD_H_DEFINES_STRUCT_TIMESPEC=0 65 PTHREAD_H_DEFINES_STRUCT_TIMESPEC=0
66 UNISTD_H_DEFINES_STRUCT_TIMESPEC=0
47 if test $gl_cv_sys_struct_timespec_in_time_h = yes; then 67 if test $gl_cv_sys_struct_timespec_in_time_h = yes; then
48 TIME_H_DEFINES_STRUCT_TIMESPEC=1 68 TIME_H_DEFINES_STRUCT_TIMESPEC=1
49 else 69 else
@@ -70,40 +90,94 @@ AC_DEFUN([gl_CHECK_TYPE_STRUCT_TIMESPEC],
70 [gl_cv_sys_struct_timespec_in_pthread_h=no])]) 90 [gl_cv_sys_struct_timespec_in_pthread_h=no])])
71 if test $gl_cv_sys_struct_timespec_in_pthread_h = yes; then 91 if test $gl_cv_sys_struct_timespec_in_pthread_h = yes; then
72 PTHREAD_H_DEFINES_STRUCT_TIMESPEC=1 92 PTHREAD_H_DEFINES_STRUCT_TIMESPEC=1
93 else
94 AC_CACHE_CHECK([for struct timespec in <unistd.h>],
95 [gl_cv_sys_struct_timespec_in_unistd_h],
96 [AC_COMPILE_IFELSE(
97 [AC_LANG_PROGRAM(
98 [[#include <unistd.h>
99 ]],
100 [[static struct timespec x; x.tv_sec = x.tv_nsec;]])],
101 [gl_cv_sys_struct_timespec_in_unistd_h=yes],
102 [gl_cv_sys_struct_timespec_in_unistd_h=no])])
103 if test $gl_cv_sys_struct_timespec_in_unistd_h = yes; then
104 UNISTD_H_DEFINES_STRUCT_TIMESPEC=1
105 fi
73 fi 106 fi
74 fi 107 fi
75 fi 108 fi
76 AC_SUBST([TIME_H_DEFINES_STRUCT_TIMESPEC]) 109 AC_SUBST([TIME_H_DEFINES_STRUCT_TIMESPEC])
77 AC_SUBST([SYS_TIME_H_DEFINES_STRUCT_TIMESPEC]) 110 AC_SUBST([SYS_TIME_H_DEFINES_STRUCT_TIMESPEC])
78 AC_SUBST([PTHREAD_H_DEFINES_STRUCT_TIMESPEC]) 111 AC_SUBST([PTHREAD_H_DEFINES_STRUCT_TIMESPEC])
112 AC_SUBST([UNISTD_H_DEFINES_STRUCT_TIMESPEC])
79]) 113])
80 114
115# gl_TIME_MODULE_INDICATOR([modulename])
116# sets the shell variable that indicates the presence of the given module
117# to a C preprocessor expression that will evaluate to 1.
118# This macro invocation must not occur in macros that are AC_REQUIREd.
81AC_DEFUN([gl_TIME_MODULE_INDICATOR], 119AC_DEFUN([gl_TIME_MODULE_INDICATOR],
82[ 120[
83 dnl Use AC_REQUIRE here, so that the default settings are expanded once only. 121 dnl Ensure to expand the default settings once only.
84 AC_REQUIRE([gl_HEADER_TIME_H_DEFAULTS]) 122 gl_TIME_H_REQUIRE_DEFAULTS
85 gl_MODULE_INDICATOR_SET_VARIABLE([$1]) 123 gl_MODULE_INDICATOR_SET_VARIABLE([$1])
86 dnl Define it also as a C macro, for the benefit of the unit tests. 124 dnl Define it also as a C macro, for the benefit of the unit tests.
87 gl_MODULE_INDICATOR_FOR_TESTS([$1]) 125 gl_MODULE_INDICATOR_FOR_TESTS([$1])
88]) 126])
89 127
90AC_DEFUN([gl_HEADER_TIME_H_DEFAULTS], 128# Initializes the default values for AC_SUBSTed shell variables.
129# This macro must not be AC_REQUIREd. It must only be invoked, and only
130# outside of macros or in macros that are not AC_REQUIREd.
131AC_DEFUN([gl_TIME_H_REQUIRE_DEFAULTS],
132[
133 m4_defun(GL_MODULE_INDICATOR_PREFIX[_TIME_H_MODULE_INDICATOR_DEFAULTS], [
134 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_CTIME])
135 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MKTIME])
136 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_LOCALTIME])
137 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_NANOSLEEP])
138 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRFTIME])
139 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRPTIME])
140 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_TIMEGM])
141 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_TIMESPEC_GET])
142 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_TIMESPEC_GETRES])
143 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_TIME_R])
144 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_TIME_RZ])
145 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_TZSET])
146 dnl Support Microsoft deprecated alias function names by default.
147 gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MDA_TZSET], [1])
148 ])
149 m4_require(GL_MODULE_INDICATOR_PREFIX[_TIME_H_MODULE_INDICATOR_DEFAULTS])
150 AC_REQUIRE([gl_TIME_H_DEFAULTS])
151])
152
153AC_DEFUN([gl_TIME_H_DEFAULTS],
91[ 154[
92 GNULIB_MKTIME=0; AC_SUBST([GNULIB_MKTIME])
93 GNULIB_NANOSLEEP=0; AC_SUBST([GNULIB_NANOSLEEP])
94 GNULIB_STRPTIME=0; AC_SUBST([GNULIB_STRPTIME])
95 GNULIB_TIMEGM=0; AC_SUBST([GNULIB_TIMEGM])
96 GNULIB_TIME_R=0; AC_SUBST([GNULIB_TIME_R])
97 dnl Assume proper GNU behavior unless another module says otherwise. 155 dnl Assume proper GNU behavior unless another module says otherwise.
98 HAVE_DECL_LOCALTIME_R=1; AC_SUBST([HAVE_DECL_LOCALTIME_R]) 156 HAVE_DECL_LOCALTIME_R=1; AC_SUBST([HAVE_DECL_LOCALTIME_R])
99 HAVE_NANOSLEEP=1; AC_SUBST([HAVE_NANOSLEEP]) 157 HAVE_NANOSLEEP=1; AC_SUBST([HAVE_NANOSLEEP])
100 HAVE_STRPTIME=1; AC_SUBST([HAVE_STRPTIME]) 158 HAVE_STRPTIME=1; AC_SUBST([HAVE_STRPTIME])
101 HAVE_TIMEGM=1; AC_SUBST([HAVE_TIMEGM]) 159 HAVE_TIMEGM=1; AC_SUBST([HAVE_TIMEGM])
160 HAVE_TIMESPEC_GET=1; AC_SUBST([HAVE_TIMESPEC_GET])
161 HAVE_TIMESPEC_GETRES=1; AC_SUBST([HAVE_TIMESPEC_GETRES])
162 dnl Even GNU libc does not have timezone_t yet.
163 HAVE_TIMEZONE_T=0; AC_SUBST([HAVE_TIMEZONE_T])
102 dnl If another module says to replace or to not replace, do that. 164 dnl If another module says to replace or to not replace, do that.
103 dnl Otherwise, replace only if someone compiles with -DGNULIB_PORTCHECK; 165 dnl Otherwise, replace only if someone compiles with -DGNULIB_PORTCHECK;
104 dnl this lets maintainers check for portability. 166 dnl this lets maintainers check for portability.
167 REPLACE_CTIME=GNULIB_PORTCHECK; AC_SUBST([REPLACE_CTIME])
105 REPLACE_LOCALTIME_R=GNULIB_PORTCHECK; AC_SUBST([REPLACE_LOCALTIME_R]) 168 REPLACE_LOCALTIME_R=GNULIB_PORTCHECK; AC_SUBST([REPLACE_LOCALTIME_R])
106 REPLACE_MKTIME=GNULIB_PORTCHECK; AC_SUBST([REPLACE_MKTIME]) 169 REPLACE_MKTIME=GNULIB_PORTCHECK; AC_SUBST([REPLACE_MKTIME])
107 REPLACE_NANOSLEEP=GNULIB_PORTCHECK; AC_SUBST([REPLACE_NANOSLEEP]) 170 REPLACE_NANOSLEEP=GNULIB_PORTCHECK; AC_SUBST([REPLACE_NANOSLEEP])
171 REPLACE_STRFTIME=GNULIB_PORTCHECK; AC_SUBST([REPLACE_STRFTIME])
108 REPLACE_TIMEGM=GNULIB_PORTCHECK; AC_SUBST([REPLACE_TIMEGM]) 172 REPLACE_TIMEGM=GNULIB_PORTCHECK; AC_SUBST([REPLACE_TIMEGM])
173 REPLACE_TZSET=GNULIB_PORTCHECK; AC_SUBST([REPLACE_TZSET])
174
175 dnl Hack so that the time module doesn't depend on the sys_time module.
176 dnl First, default GNULIB_GETTIMEOFDAY to 0 if sys_time is absent.
177 : ${GNULIB_GETTIMEOFDAY=0}; AC_SUBST([GNULIB_GETTIMEOFDAY])
178 dnl Second, it's OK to not use GNULIB_PORTCHECK for REPLACE_GMTIME
179 dnl and REPLACE_LOCALTIME, as portability to Solaris 2.6 and earlier
180 dnl is no longer a big deal.
181 REPLACE_GMTIME=0; AC_SUBST([REPLACE_GMTIME])
182 REPLACE_LOCALTIME=0; AC_SUBST([REPLACE_LOCALTIME])
109]) 183])