Mozilla: do not check for "" pkg-config file

diff --git a/configure.ac b/configure.ac
index b12a10cb7e1b3045a146591565418d61d1ad4568..9ccbeb20c051fe9bc4401cee4240225e0d847c29 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -4555,16 +4555,19 @@ then
     else
       if test -n "$PKG_CONFIG"; then
        for i in "${with_mozilla_pkg}" libxul {seamonkey,iceape,xulrunner,firefox,iceweasel,mozilla}-plugin; do
-         echo "Trying to find $i.pc files" >&5
-         if $PKG_CONFIG --exists --print-errors "$i" 2>&5
-         then
-            echo "Using $i.pc files." >&5
-            echo "Using $i.pc files." >&6
-           found=1
-           MOZILLA_CFLAGS=$(eval $PKG_CONFIG --cflags "$i" )
-           MOZILLA_LIBS=$(eval $PKG_CONFIG --libs "$i" )
-           break
-         fi
+          if test -n "$i"
+          then
+            echo "Trying to find $i package" >&5
+            if $PKG_CONFIG --exists --print-errors "$i" 2>&5
+            then
+              echo "Using $i pkg-config package." >&5
+              echo "Using $i package." >&6
+              found=1
+              MOZILLA_CFLAGS=$(eval $PKG_CONFIG --cflags "$i" )
+              MOZILLA_LIBS=$(eval $PKG_CONFIG --libs "$i" )
+              break
+            fi
+          fi
        done
       fi
     fi