fix for segfault in case we couldn't extract a glyph outline

diff --git a/lib/pdf/BitmapOutputDev.cc b/lib/pdf/BitmapOutputDev.cc
index 4b2a334..5292f1a 100644 (file)
--- a/lib/pdf/BitmapOutputDev.cc
+++ b/lib/pdf/BitmapOutputDev.cc
@@ -1264,6 +1264,11 @@ void BitmapOutputDev::drawChar(GfxState *state, double x, double y,
        /* calculate the bbox of this character */
        int x1 = (int)x, x2 = (int)x+1, y1 = (int)y, y2 = (int)y+1;
        SplashPath*path = clip0dev->getCurrentFont()->getGlyphPath(code);
        /* calculate the bbox of this character */
        int x1 = (int)x, x2 = (int)x+1, y1 = (int)y, y2 = (int)y+1;
        SplashPath*path = clip0dev->getCurrentFont()->getGlyphPath(code);

+        if(!path) {
+            if(code)
+                msg("<error> couldn't create outline for char %d", code);
+            return;
+        }

        int t;
        for(t=0;t<path->getLength();t++) {
            double xx,yy;
        int t;
        for(t=0;t<path->getLength();t++) {
            double xx,yy;