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-rw-r--r--m4/strftime.m423
1 files changed, 19 insertions, 4 deletions
diff --git a/m4/strftime.m4 b/m4/strftime.m4
index 1f95d7e77..6c12da6c2 100644
--- a/m4/strftime.m4
+++ b/m4/strftime.m4
@@ -1,14 +1,29 @@
-#serial 6
+#serial 7
dnl This macro is intended to be used solely in this file.
dnl These are the prerequisite macros for GNU's strftime.c replacement.
-dnl FIXME: the list is far from complete
AC_DEFUN(_jm_STRFTIME_PREREQS,
[
dnl strftime.c uses localtime_r if it exists. Check for it.
AC_CHECK_FUNCS(localtime_r)
- dnl FIXME: add tests for everything in strftime.c: e.g., HAVE_BCOPY,
- dnl HAVE_TZNAME, HAVE_TZSET, HAVE_TM_ZONE, etc.
+
+ AC_CHECK_HEADERS(limits.h)
+ AC_CHECK_FUNCS(bcopy tzset mempcpy memcpy memset)
+
+ # This defines (or not) HAVE_TZNAME and HAVE_TM_ZONE.
+ AC_STRUCT_TIMEZONE
+
+ AC_CHECK_FUNCS(mblen mbrlen)
+
+ AC_CHECK_MEMBER(struct tm.tm_gmtoff,
+ [AC_DEFINE(HAVE_TM_GMTOFF)],
+ ,
+ dnl FIXME: having to put the closing square bracket on the
+ dnl FIXME: next line is a gross kludge to work around an
+ dnl FIXME: infelicity in how the new autoconf works.
+ dnl FIXME: This should be fixed pretty soon.
+ [#include <time.h>
+ ])
])
dnl Determine if the strftime function has all the features of the GNU one.