bugfix for libversionShow write failure

2016-08-22 15:13:54 +02:00
parent f30b52bba3
commit ca6d1a57c0
1 changed files with 7 additions and 2 deletions
@@ -780,7 +780,7 @@ int libversionShow(const char* outfile)
    if (outfile)
    {
        out = fopen(outfile, "w");
-        if (out < 0)
+        if (out == NULL)
        {
            fprintf(stderr, "can't open %s: %s\n",
                outfile, strerror(errno));
@@ -795,7 +795,12 @@ int libversionShow(const char* outfile)
            (int)maxModuleNameLength, m->content,
            m->content+lm, m->content+lm+lv);
    }
-    fflush(out);
+    if (fflush(out) < 0 && outfile)
+    {
+        fprintf(stderr, "can't write to %s: %s\n",
+            outfile, strerror(errno));
+        return -1;
+    }
    if (outfile)
        fclose(out);
    return 0;