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-rw-r--r--browser/app/no-pie/NoPie.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/browser/app/no-pie/NoPie.c b/browser/app/no-pie/NoPie.c
new file mode 100644
index 0000000000..39b206e0af
--- /dev/null
+++ b/browser/app/no-pie/NoPie.c
@@ -0,0 +1,26 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include <errno.h>
+#include <limits.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+
+int main(int argc, char* argv[]) {
+ // Ideally, we'd use mozilla::BinaryPath, but that pulls in stdc++compat,
+ // and further causes trouble linking with LTO.
+ char path[PATH_MAX + 4];
+ ssize_t len = readlink("/proc/self/exe", path, PATH_MAX - 1);
+ if (len < 0) {
+ fprintf(stderr, "Couldn't find the application directory.\n");
+ return 255;
+ }
+ strcpy(path + len, "-bin");
+ execv(path, argv);
+ // execv never returns. If it did, there was an error.
+ fprintf(stderr, "Exec failed with error: %s\n", strerror(errno));
+ return 255;
+}