Fix check for C++ compiler when cross-compiling

Use AC_CHECK_TOOLS instead of AC_CHECK_PROGS. Patch from bug #577711.

diff --git a/configure.in b/configure.in
index 5e409c6..3cf30d7 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -267,7 +267,7 @@ AC_PROG_CC
 AC_PROG_CPP
 
 dnl Check for a working C++ compiler, but do not bail out, if none is found.
-AC_CHECK_PROGS(CXX, [$CCC c++ g++ gcc CC cxx cc++ cl], [gcc])
+AC_CHECK_TOOLS(CXX, [$CCC c++ g++ gcc CC cxx cc++ cl], [gcc])
 AC_LANG_SAVE
 AC_LANG_CPLUSPLUS
 AC_TRY_COMPILE(,[class a { int b; } c;], ,CXX=)