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[m17n/m17n-docs.git] / utils / imdoc.c

diff --git a/utils/imdoc.c b/utils/imdoc.c
index 644f250..974d4ca 100644 (file)
--- a/utils/imdoc.c
+++ b/utils/imdoc.c
@@ -122,11 +122,17 @@ main (int argc, char **argv)
                                           NULL, NULL, NULL);
              char *base;
              char cmd[1024];
+             int result;
 
              base = basename (strdup (iconfile));
              sprintf (cmd, "convert -resize 50%% %s images/icon-%s",
                       iconfile, base);
-             system (cmd);
+             result = system (cmd);
+             if (result != 0)
+               {
+                 fprintf (stderr, "Command fail: %s", cmd);
+                 exit (1);
+               }
              printf (" icon:<img src=\"icon-%s\" border=\"1\" style=\"vertical-align:middle;\">\n", base);
            }
          else