[PATCH] Add convenience TARGET_CROSS

[Vladimir Serbinenko]

This allows to set up cross environment with just 3 parameters: target,
platform and TARGET_CROSS

Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
---
 configure.ac | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/configure.ac b/configure.ac
index 84a202c6e..cacbdb6ef 100644
--- a/configure.ac
+++ b/configure.ac
@@ -539,12 +539,12 @@ if test "x$target_alias" != x && test "x$host_alias" != 
"x$target_alias"; then
   tmp_ac_tool_prefix="$ac_tool_prefix"
   ac_tool_prefix=$target_alias-
 
-  AC_CHECK_TOOLS(TARGET_CC, [gcc egcs cc],
+  AC_CHECK_TOOLS(TARGET_CC, [${TARGET_CROSS}gcc ${TARGET_CROSS}egcs 
${TARGET_CROSS}cc],
                  [AC_MSG_ERROR([none of gcc, egcs and cc is found. set 
TARGET_CC manually.])])
-  AC_CHECK_TOOL(TARGET_OBJCOPY, objcopy)
-  AC_CHECK_TOOL(TARGET_STRIP, strip)
-  AC_CHECK_TOOL(TARGET_NM, nm)
-  AC_CHECK_TOOL(TARGET_RANLIB, ranlib)
+  AC_CHECK_TOOL(TARGET_OBJCOPY, ${TARGET_CROSS}objcopy)
+  AC_CHECK_TOOL(TARGET_STRIP, ${TARGET_CROSS}strip)
+  AC_CHECK_TOOL(TARGET_NM, ${TARGET_CROSS}nm)
+  AC_CHECK_TOOL(TARGET_RANLIB, ${TARGET_CROSS}ranlib)
 
   ac_tool_prefix="$tmp_ac_tool_prefix"
 else
-- 
2.39.2