x86inc: only define program_name if the macro is unset.

This allows overriding the value from outside the file.
This can be useful if x86inc.asm is used outside of x264.

diff --git a/common/x86/x86inc.asm b/common/x86/x86inc.asm
index 9da7159307d4e9454da5e28146b35bd0bb914e7c..ac9f9709c4eba3ab004f85fc71fa1c0b3489db1d 100644 (file)
--- a/common/x86/x86inc.asm
+++ b/common/x86/x86inc.asm
@@ -34,7 +34,9 @@
 ; as this feature might be useful for others as well.  Send patches or ideas
 ; to x264-devel@videolan.org .
 
-%define program_name x264
+%ifndef program_name
+    %define program_name x264
+%endif
 
 %define WIN64  0
 %define UNIX64 0