shader-audit: return a status

diff --git a/scripts/shader-audit.sh b/scripts/shader-audit.sh
index 46d92795962856bdeb03f4b558bd42f1d68134bd..a203d037ebdbb52dc5f8e4825efb24c57854bd5f 100755 (executable)
--- a/scripts/shader-audit.sh
+++ b/scripts/shader-audit.sh
@@ -286,24 +286,36 @@ strip_comments()
        sed 's,//.*,,g; s,\r, ,g; s,\t, ,g; s,  *, ,g; s, $,,; s,^ ,,; /^$/ d'
 }
 
-t=`mktemp || echo ".temp"`
-for X in *.shader; do
-       strip_comments < "$X" > "$t"
-       parse_shaderfile "${X%.shader}" < "$t"
-done
-rm -f "$t"
+{
+       t=`mktemp || echo ".temp"`
+       for X in *.shader; do
+               strip_comments < "$X" > "$t"
+               parse_shaderfile "${X%.shader}" < "$t"
+       done
+       rm -f "$t"
 
-textures_avail=`( cd ..; find textures/ -type f -not -name '*_norm.*' -not -name '*_glow.*' -not -name '*_gloss.*' -not -name '*_reflect.*' -not -name '*.xcf' ) | while IFS= read -r T; do normalize "$T"; done | sort -u`
-textures_used=`echo "${textures_used#$LF}" | sort -u`
+       textures_avail=`( cd ..; find textures/ -type f -not -name '*_norm.*' -not -name '*_glow.*' -not -name '*_gloss.*' -not -name '*_reflect.*' -not -name '*.xcf' ) | while IFS= read -r T; do normalize "$T"; done | sort -u`
+       textures_used=`echo "${textures_used#$LF}" | sort -u`
 
-echo "$textures_used$LF$textures_used$LF$textures_avail" | sort | uniq -u | while IFS= read -r L; do
-       case "$L" in
-               textures/radiant/*)
-                       ;;
-               textures/map_*/*)
-                       ;;
-               *)
-                       echo "(EE) texture $L is not referenced by any shader"
-                       ;;
-       esac
-done
+       echo "$textures_used$LF$textures_used$LF$textures_avail" | sort | uniq -u | while IFS= read -r L; do
+               case "$L" in
+                       textures/radiant/*)
+                               ;;
+                       textures/map_*/*)
+                               ;;
+                       *)
+                               echo "(EE) texture $L is not referenced by any shader"
+                               ;;
+               esac
+       done
+} | {
+       return=true
+       while IFS= read -r STATUS TEXT; do
+               case "$STATUS" in
+                       '(EE)')
+                               return=false
+                               ;;
+               esac
+       done
+       $return
+}