garbage is allowed in the fdopen mode string

diff --git a/lang/cem/libcc.ansi/misc/fdopen.c b/lang/cem/libcc.ansi/misc/fdopen.c
index f8dc9f5..d1df2e2 100644 (file)
--- a/lang/cem/libcc.ansi/misc/fdopen.c
+++ b/lang/cem/libcc.ansi/misc/fdopen.c
@@ -34,13 +34,15 @@ fdopen(int fd, const char *mode)
        while(*mode) {
                switch(*mode++) {
                case 'b':
-                       break;
+                       continue;
                case '+':
                        flags |= _IOREAD | _IOWRITE;
-                       break;
+                       continue;
+               /* The sequence may be followed by aditional characters */
                default:
-                       return (FILE *)NULL;
+                       break;
                }
+               break;
        }
 
        if ((stream = (FILE *) malloc(sizeof(FILE))) == NULL) {