report error when YAZ cannot be found

diff --git a/ext/yaz/config.m4 b/ext/yaz/config.m4
index 7c41a94d666a25c83abb8a80702e5c79dfa8576a..450122db9f1f00dab72dbaab0eec3eb3452af3eb 100644 (file)
--- a/ext/yaz/config.m4
+++ b/ext/yaz/config.m4
@@ -37,5 +37,7 @@ if test "$PHP_YAZ" != "no"; then
     PHP_EVAL_INCLINE($YAZINC)
     PHP_SUBST(YAZ_SHARED_LIBADD)
     PHP_NEW_EXTENSION(yaz, php_yaz.c, $ext_shared)
+  else
+    AC_MSG_ERROR([YAZ not found (missing $yazconfig)])
   fi
 fi