Changes in configure.ac [363:a637fb9d457b:310:a9e8f310507f] in lemon-main

File:

• configure.ac (modified) (3 diffs)

configure.ac

@@ -19 +19 @@
 AC_CONFIG_SRCDIR([lemon/list_graph.h])
 AC_CONFIG_HEADERS([config.h lemon/config.h])
+
+lx_cmdline_cxxflags_set=${CXXFLAGS+set}
 
 dnl Do compilation tests using the C++ compiler.
@@ -45 +47 @@
 
 dnl Set custom compiler flags when using g++.
-if test "$GXX" = yes -a "$ICC" = no; then
-  WARNINGCXXFLAGS="-Wall -W -Wall -W -Wunused -Wformat=2 -Wctor-dtor-privacy -Wnon-virtual-dtor -Wno-char-subscripts -Wwrite-strings -Wno-char-subscripts -Wreturn-type -Wcast-qual -Wcast-align -Wsign-promo -Woverloaded-virtual -ansi -fno-strict-aliasing -Wold-style-cast -Wno-unknown-pragmas"
+if test x"$lx_cmdline_cxxflags_set" != x"set" -a "$GXX" = yes -a "$ICC" = no; then
+  CXXFLAGS="$CXXFLAGS -Wall -W -Wall -W -Wunused -Wformat=2 -Wctor-dtor-privacy -Wnon-virtual-dtor -Wno-char-subscripts -Wwrite-strings -Wno-char-subscripts -Wreturn-type -Wcast-qual -Wcast-align -Wsign-promo -Woverloaded-virtual -Woverloaded-virtual -ansi -fno-strict-aliasing -Wold-style-cast -Wno-unknown-pragmas"
 fi
-AC_SUBST([WARNINGCXXFLAGS])
 
 dnl Checks for libraries.
@@ -113 +114 @@
 echo
 echo C++ compiler.................. : $CXX
-echo C++ compiles flags............ : $WARNINGCXXFLAGS $CXXFLAGS
+echo C++ compiles flags............ : $CXXFLAGS
 echo
 #echo GLPK support.................. : $lx_glpk_found