[complement-svn] SF.net SVN: complement: [1716] trunk/complement/explore/configure

[<com...@us...>]

Revision: 1716
          http://complement.svn.sourceforge.net/complement/?rev=1716&view=rev
Author:   complement
Date:     2007-08-30 08:44:47 -0700 (Thu, 30 Aug 2007)

Log Message:
-----------
fix environment variables traits; add env vars description to help message

Modified Paths:
--------------
    trunk/complement/explore/configure

Modified: trunk/complement/explore/configure
===================================================================
--- trunk/complement/explore/configure	2007-08-30 14:35:47 UTC (rev 1715)
+++ trunk/complement/explore/configure	2007-08-30 15:44:47 UTC (rev 1716)
@@ -59,6 +59,14 @@
   --enable-static       build static
   --disable-shared      don't build shared 
 
+Environment variables:
+
+  \$CXX                 C++ compiler name (use --target= for cross-compilation)
+  \$CC                  C compiler name (use --target= for cross-compilation)
+  \$CXXFLAGS            pass extra options to C++ compiler
+
+  Options has preference over environment variables.
+
 EOF
 }
 
@@ -195,13 +203,12 @@
 done
 
 if [ "$CXX" != "" ]; then
-  if [ "$target_set" != "" ]; then
-    echo "For cross-compilation with gcc use --target option only"
-  else
-    write_option "$CXX" _FORCE_CXX
-  fi
   if [ "$cxx_set" != "" ]; then
     echo "Both --with-cxx and \$CXX set, using the first"
+  elif [ "$target_set" = "" ]; then
+    write_option "$CXX" _FORCE_CXX
+  else
+    echo "For cross-compilation with gcc use --target option only"
   fi
   if [ "$CC" = "" ] && [ "$cc_set" = "" ]; then
     echo "\$CXX set, but I don't see \$CC!"
@@ -211,6 +218,8 @@
 if [ "$CC" != "" ]; then
   if [ "$cxx_set" != "" ]; then
     echo "Both --with-cc and \$CC set, using the first"
+  else
+    write_option "$CC" _FORCE_CC
   fi
 fi
 


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