gdb/python: don't allow the user to delete window title attributes

[deliverable/binutils-gdb.git] / gdb / testsuite / gdb.base / foll-vfork.c

diff --git a/gdb/testsuite/gdb.base/foll-vfork.c b/gdb/testsuite/gdb.base/foll-vfork.c
index 3c7fab573fa70fe768fc5b5fa79ad49bd1f0e192..2f6661d1a0bb1ebb38b31f20b45bda118024d102 100644 (file)
--- a/gdb/testsuite/gdb.base/foll-vfork.c
+++ b/gdb/testsuite/gdb.base/foll-vfork.c
@@ -1,18 +1,49 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+   Copyright 1997-2021 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
 #include <stdio.h>
 #include <unistd.h>
 
-#ifdef PROTOTYPES
-int main (void)
-#else
-main ()
-#endif
+#include <limits.h>
+#include <string.h>
+
+int
+main (int argc, char ** argv)
 {
   int  pid;
 
-  pid = vfork ();
+  /* A statement before vfork to make sure a breakpoint on main isn't
+     set on vfork below.  */
+  pid = 1 + argc;
+  pid = vfork (); /* VFORK */
   if (pid == 0) {
+    char prog[PATH_MAX];
+    int len;
+
+    strcpy (prog, argv[0]);
+    len = strlen (prog);
+    /* Replace "foll-vfork" with "vforked-prog".  */
+    memcpy (prog + len - 10, "vforked-prog", 12);
+    prog[len + 2] = 0;
+
     printf ("I'm the child!\n");
-    execlp ("gdb.base/vforked-prog", "gdb.base/vforked-prog", (char *)0);
+    execlp (prog, prog, (char *) 0);
+    perror ("exec failed");
+    _exit (1);
   }
   else {
     printf ("I'm the proud parent of child #%d!\n", pid);