fixed possible memory corruption in index contraction

[ginac.git] / ginac.m4

diff --git a/ginac.m4 b/ginac.m4
index 6108986e55b50b506f016e4382db912da0abd17f..496cb4469eabeed63329da31e12dcfe07c135774 100644 (file)
--- a/ginac.m4
+++ b/ginac.m4
@@ -10,7 +10,7 @@
 dnl AM_PATH_GINAC([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
 dnl Test for GiNaC, and define GINACLIB_CPPFLAGS and GINACLIB_LIBS
 dnl
-AC_DEFUN(AM_PATH_GINAC,
+AC_DEFUN([AM_PATH_GINAC],
 [dnl 
 dnl Get the cppflags and libraries from the ginac-config script
 dnl
@@ -54,11 +54,12 @@ dnl Parse required version and the result of ginac-config.
             sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
     GINACLIB_CPPFLAGS=`$GINACLIB_CONFIG $ginac_args --cppflags`
     GINACLIB_LIBS=`$GINACLIB_CONFIG $ginac_args --libs`
-    ginac_config_major_version=`$GINACLIB_CONFIG $ginac_args --version | \
+    ginac_config_version=`$GINACLIB_CONFIG $ginac_args --version`
+    ginac_config_major_version=`echo $ginac_config_version | \
             sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
-    ginac_config_minor_version=`$GINACLIB_CONFIG $ginac_args --version | \
+    ginac_config_minor_version=`echo $ginac_config_version | \
             sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
-    ginac_config_micro_version=`$GINACLIB_CONFIG $ginac_args --version | \
+    ginac_config_micro_version=`echo $ginac_config_version | \
             sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
 dnl Check if the installed GiNaC is sufficiently new according to ginac-config.
     if test \( $ginac_config_major_version -lt $ginac_min_major_version \) -o \
@@ -122,7 +123,7 @@ int main(void)
             LIBS="$ac_save_LIBS"
         fi
         if test "x$no_ginac" = x ; then
-            AC_MSG_RESULT([yes, `$GINACLIB_CONFIG $ginac_args --version`])
+            AC_MSG_RESULT([yes, $ginac_config_version])
             ifelse([$2], , :, [$2])
         else
             AC_MSG_RESULT(no)