Merge branch 'ab/conditional-config-with-symlinks'

diff --git a/configure.ac b/configure.ac
index c279025747349c19039b0e061954ae67b91b735a..128165529fd70ac889ed0fb5098e4290893b593d 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -528,16 +528,6 @@ AC_CHECK_LIB([curl], [curl_global_init],
 [NO_CURL=],
 [NO_CURL=YesPlease])
 
-if test -z "${NO_CURL}" && test -z "${NO_OPENSSL}"; then
-
-AC_CHECK_LIB([curl], [Curl_ssl_init],
-[NEEDS_SSL_WITH_CURL=YesPlease],
-[NEEDS_SSL_WITH_CURL=])
-
-GIT_CONF_SUBST([NEEDS_SSL_WITH_CURL])
-
-fi
-
 GIT_UNSTASH_FLAGS($CURLDIR)
 
 GIT_CONF_SUBST([NO_CURL])
@@ -550,6 +540,17 @@ AC_CHECK_PROG([CURL_CONFIG], [curl-config],
 
 if test $CURL_CONFIG != no; then
     GIT_CONF_SUBST([CURL_CONFIG])
+    if test -z "${NO_OPENSSL}"; then
+      AC_MSG_CHECKING([if Curl supports SSL])
+      if test $(curl-config --features|grep SSL) = SSL; then
+         NEEDS_SSL_WITH_CURL=YesPlease
+         AC_MSG_RESULT([yes])
+      else
+         NEEDS_SSL_WITH_CURL=
+         AC_MSG_RESULT([no])
+      fi
+      GIT_CONF_SUBST([NEEDS_SSL_WITH_CURL])
+    fi
 fi
 
 fi
@@ -835,9 +836,10 @@ AC_CHECK_TYPE([struct addrinfo],[
 ])
 GIT_CONF_SUBST([NO_IPV6])
 #
-# Define NO_REGEX if you have no or inferior regex support in your C library.
-AC_CACHE_CHECK([whether the platform regex can handle null bytes],
- [ac_cv_c_excellent_regex], [
+# Define NO_REGEX if your C library lacks regex support with REG_STARTEND
+# feature.
+AC_CACHE_CHECK([whether the platform regex supports REG_STARTEND],
+ [ac_cv_c_regex_with_reg_startend], [
 AC_EGREP_CPP(yippeeyeswehaveit,
        AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT
 #include <regex.h>
@@ -846,10 +848,10 @@ AC_EGREP_CPP(yippeeyeswehaveit,
 yippeeyeswehaveit
 #endif
 ]),
-       [ac_cv_c_excellent_regex=yes],
-       [ac_cv_c_excellent_regex=no])
+       [ac_cv_c_regex_with_reg_startend=yes],
+       [ac_cv_c_regex_with_reg_startend=no])
 ])
-if test $ac_cv_c_excellent_regex = yes; then
+if test $ac_cv_c_regex_with_reg_startend = yes; then
        NO_REGEX=
 else
        NO_REGEX=YesPlease
@@ -1048,12 +1050,6 @@ GIT_CHECK_FUNC(mkdtemp,
 [NO_MKDTEMP=YesPlease])
 GIT_CONF_SUBST([NO_MKDTEMP])
 #
-# Define NO_MKSTEMPS if you don't have mkstemps in the C library.
-GIT_CHECK_FUNC(mkstemps,
-[NO_MKSTEMPS=],
-[NO_MKSTEMPS=YesPlease])
-GIT_CONF_SUBST([NO_MKSTEMPS])
-#
 # Define NO_INITGROUPS if you don't have initgroups in the C library.
 GIT_CHECK_FUNC(initgroups,
 [NO_INITGROUPS=],
@@ -1108,14 +1104,19 @@ GIT_CONF_SUBST([HAVE_BSD_SYSCTL])
 AC_DEFUN([PTHREADTEST_SRC], [
 AC_LANG_PROGRAM([[
 #include <pthread.h>
+static void *noop(void *ignore) { return ignore; }
 ]], [[
        pthread_mutex_t test_mutex;
        pthread_key_t test_key;
+       pthread_t th;
        int retcode = 0;
+       void *ret = (void *)0;
        retcode |= pthread_key_create(&test_key, (void *)0);
        retcode |= pthread_mutex_init(&test_mutex,(void *)0);
        retcode |= pthread_mutex_lock(&test_mutex);
        retcode |= pthread_mutex_unlock(&test_mutex);
+       retcode |= pthread_create(&th, ret, noop, ret);
+       retcode |= pthread_join(th, &ret);
        return retcode;
 ]])])