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| -rw-r--r-- | configure.ac | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index ef77da664..81c77dd5f 100644 --- a/configure.ac +++ b/configure.ac @@ -1293,6 +1293,41 @@ if test "x$RECENTAIX" = "xyes"; then AC_CHECK_FUNCS( gmtime_r ) fi +if test x$cross_compiling != xyes; then + dnl if gmtime_r was found, verify that it actuall works, as (at least) HPUX + dnl 10.20 is known to have a buggy one. If it doesn't work, disable use of + dnl it. + + AC_MSG_CHECKING([if gmtime_r works]) + AC_RUN_IFELSE([[ + #include <time.h> + int main(void) + { + time_t local = 1170352587; + struct tm *gmt; + struct tm keeper; + putenv("TZ=CST6CDT"); + tzset(); + gmt = gmtime_r(&local, &keeper); + if(gmt) { + return 0; + } + return 1; /* failure */ + } + ]], + dnl success, do nothing + AC_MSG_RESULT(yes) + , + dnl failure, now disable the function + AC_MSG_RESULT(no) + ac_cv_func_gmtime_r="no" + , + dnl not invoked when crosscompiling) +]) + + +fi + dnl ********************************************************************** dnl Back to "normal" configuring |