diff options
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/curl-confopts.m4 | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/m4/curl-confopts.m4 b/m4/curl-confopts.m4 index 44b018e40..05c2d4b10 100644 --- a/m4/curl-confopts.m4 +++ b/m4/curl-confopts.m4 @@ -316,6 +316,42 @@ dnl AC_MSG_ERROR([options --enable-ares and --enable-threads are mutually ex dnl fi dnl ]) +dnl CURL_CHECK_OPTION_RT +dnl ------------------------------------------------- +dnl Verify if configure has been involed with option +dnl --disable-rt and set shell variable dontwant_rt +dnl as appropriate. + +AC_DEFUN([CURL_CHECK_OPTION_RT], [ + AC_BEFORE([$0], [CURL_CHECK_LIB_THREADS])dnl + AC_MSG_CHECKING([whether to disable dependency on -lrt]) + OPT_RT="default" + AC_ARG_ENABLE(rt, + AC_HELP_STRING([--disable-rt],[disable dependency on -lrt]), + OPT_RT=$enableval) + case "$OPT_RT" in + no) + dnl --disable-rt used (reverse logic) + dontwant_rt="yes" + AC_MSG_RESULT([yes]) + ;; + default) + dnl configure option not specified (so not disabled) + dontwant_rt="no" + AC_MSG_RESULT([(assumed no)] + ;; + *) + dnl --enable-rt option used (reverse logic) + dontwant_rt="no" + AC_MSG_RESULT([no]) + ;; + esac + dnl TODO: may require mutual exclusion + if test "$dontwant_rt" = "yes" && test "$want_thres" = "yes" ; then + AC_MSG_ERROR([options --disable-rt and --enable-thread-resolver are mutually exclusive, at most one can be selected.]) + fi +]) + dnl CURL_CHECK_OPTION_WARNINGS dnl ------------------------------------------------- |