skip expensive hash-object calls where not needed

[xonotic/xonotic.git] / misc / tools / cached-converter.sh

diff --git a/misc/tools/cached-converter.sh b/misc/tools/cached-converter.sh
index 361265881865430d5b4ccaa09924d7bca6709003..0eab3d6946f5ae9fc10048afd7704ffb38a35c97 100755 (executable)
--- a/misc/tools/cached-converter.sh
+++ b/misc/tools/cached-converter.sh
@@ -12,6 +12,7 @@ set -e
 : ${do_ogg:=false}
 : ${ogg_qual:=1}
 : ${del_src:=false}
+: ${git_src_repo:=}
 
 me=$0
 case "$me" in
@@ -47,9 +48,16 @@ cached()
        if [ x"$infile1/../$infile2" = x"$lastinfiles" ]; then
                sum=$lastinfileshash
        else
-               sum=`git hash-object "$infile1"`
-               if [ -n "$infile2" ]; then
-                       sum=$sum`git hash-object "$infile2"`
+               if [ -n "$git_src_repo" ]; then
+                       sum=`( cd "$git_src_repo"; git rev-parse HEAD:"$infile1" )`
+                       if [ -n "$infile2" ]; then
+                               sum=`( cd "$git_src_repo"; git rev-parse HEAD:"$infile2" )`
+                       fi
+               else
+                       sum=`git hash-object "$infile1"`
+                       if [ -n "$infile2" ]; then
+                               sum=$sum`git hash-object "$infile2"`
+                       fi
                fi
                lastinfileshash=$sum
        fi