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-rw-r--r--configure.ac45
-rw-r--r--m4/curl-confopts.m44
2 files changed, 32 insertions, 17 deletions
diff --git a/configure.ac b/configure.ac
index 1e76c4918..5c77b0f4c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3427,8 +3427,28 @@ AC_HELP_STRING([--disable-pthreads],[Disable POSIX threads]),
want_pthreads=auto
]
)
-if test "$want_thres" = "yes" && test "$dontwant_rt" = "no" && \
- test "$want_pthreads" != "no"; then
+
+dnl turn off pthreads if rt is disabled
+if test "$want_pthreads" != "no"; then
+ if test "$want_pthreads" = "yes" && test "$dontwant_rt" = "yes"; then
+ AC_MSG_ERROR([options --enable-pthreads and --disable-rt are mutually exclusive])
+ fi
+ if test "$dontwant_rt" != "no"; then
+ dnl if --enable-pthreads was explicit then warn it's being ignored
+ if test "$want_pthreads" = "yes"; then
+ AC_MSG_WARN([--enable-pthreads Ignored since librt is disabled.])
+ fi
+ want_pthreads=no
+ fi
+fi
+
+dnl turn off pthreads if no threaded resolver
+if test "$want_pthreads" != "no" && test "$want_thres" != "yes"; then
+ want_pthreads=no
+fi
+
+dnl detect pthreads
+if test "$want_pthreads" != "no"; then
AC_CHECK_HEADER(pthread.h,
[ AC_DEFINE(HAVE_PTHREAD_H, 1, [if you have <pthread.h>])
save_CFLAGS="$CFLAGS"
@@ -3452,23 +3472,22 @@ if test "$want_thres" = "yes" && test "$dontwant_rt" = "no" && \
fi
])
fi
-if test "x$USE_THREADS_POSIX" != "x1"; then
+
+dnl threaded resolver check
+if test "$want_thres" = "yes" && test "x$USE_THREADS_POSIX" != "x1"; then
if test "$want_pthreads" = "yes"; then
AC_MSG_ERROR([--enable-pthreads but pthreads was not found])
fi
- if test "$want_thres" = "yes"; then
- dnl If native Windows fallback on Win32 threads since no POSIX threads
- if test "$curl_cv_native_windows" = "yes"; then
- USE_THREADS_WIN32=1
- AC_DEFINE(USE_THREADS_WIN32, 1, [if you want Win32 threaded DNS lookup])
- curl_res_msg="Win32 threaded"
- else
- AC_MSG_ERROR([Threaded resolver enabled but no thread library found])
- fi
+ dnl If native Windows fallback on Win32 threads since no POSIX threads
+ if test "$curl_cv_native_windows" = "yes"; then
+ USE_THREADS_WIN32=1
+ AC_DEFINE(USE_THREADS_WIN32, 1, [if you want Win32 threaded DNS lookup])
+ curl_res_msg="Win32 threaded"
+ else
+ AC_MSG_ERROR([Threaded resolver enabled but no thread library found])
fi
fi
-
dnl ************************************************************
dnl disable verbose text strings
dnl
diff --git a/m4/curl-confopts.m4 b/m4/curl-confopts.m4
index 69b9a1431..b86e0fc4f 100644
--- a/m4/curl-confopts.m4
+++ b/m4/curl-confopts.m4
@@ -346,10 +346,6 @@ AC_DEFUN([CURL_CHECK_OPTION_RT], [
AC_MSG_RESULT([no])
;;
esac
- dnl TODO: may require mutual exclusion
- if test "$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
])