From: Thomas Weißschuh <thomas@t-8ch.de>
Date: Sun, 16 Apr 2023 07:11:41 +0000 (+0200)
Subject: meson: try to always use 64bit time support on glibc
X-Git-Tag: v2.40-rc1~47^2~1
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=a31f4c4f47219f1e2c1c970efbcc069bf5986b67;p=thirdparty%2Futil-linux.git

meson: try to always use 64bit time support on glibc

Signed-off-by: Thomas Weißschuh <thomas@t-8ch.de>
---

diff --git a/meson.build b/meson.build
index 3992846ae5..5007ceb2ab 100644
--- a/meson.build
+++ b/meson.build
@@ -681,6 +681,19 @@ int main(void) {
 have = cc.compiles(code, name : 'using tzname[]')
 conf.set('HAVE_TZNAME', have ? 1 : false)
 
+have = cc.sizeof('time_t', prefix : '#include <time.h>')
+if have < 8
+  add_global_arguments('-D_TIME_BITS=64', language : 'c')
+  have = cc.sizeof('time_t', args : '-D_TIME_BITS=64', prefix : '#include <time.h>')
+  if have < 8
+    if get_option('allow-32bit-time')
+      warning('Could not make time_t 64bits wide')
+    else
+      error('Could not make time_t 64bits wide')
+    endif
+  endif
+endif
+
 socket_libs = []
 if not cc.has_function('socket')
   socket_libs += cc.find_library('socket', required : true)
diff --git a/meson_options.txt b/meson_options.txt
index a60f7bdb4f..5555f50d4b 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -201,6 +201,8 @@ option('pg-bell',
        description : 'should pg ring the bell on invalid keys?')
 option('colors-default', type: 'boolean', value: true,
        description: 'Enables colorized output from utils by default')
+option('allow-32bit-time', type: 'boolean', value: false,
+       description: 'Allow 32bit time_t type')
 
 option('fs-search-path',
        type : 'string',