[programs] don’t do chmod on destination file if reading from stdin

Fixes facebook#1729
chungy · Aug 20, 2019 · 7c57ce4 · 7c57ce4
1 parent c9072ee
commit 7c57ce4
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/programs/fileio.c b/programs/fileio.c
@@ -572,8 +572,8 @@ static FILE* FIO_openDstFile(FIO_prefs_t* const prefs, const char* srcFileName,
     {   FILE* const f = fopen( dstFileName, "wb" );
         if (f == NULL) {
             DISPLAYLEVEL(1, "zstd: %s: %s\n", dstFileName, strerror(errno));
-        } else {
-            chmod(dstFileName, 00600);
+        } else if(srcFileName != NULL && strcmp (srcFileName, stdinmark)) {
+                chmod(dstFileName, 00600);
         }
         return f;
     }