[spidermonkey-ufi] Add spidermonkey-ufi project (#2676)

1 files changed, 39 insertions, 0 deletions

diff --git a/projects/spidermonkey-ufi/target.c b/projects/spidermonkey-ufi/target.c
new file mode 100644
index 00000000..3538d29c
--- /dev/null
+++ b/projects/spidermonkey-ufi/target.c
@@ -0,0 +1,39 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#define STRINGLIT(S) #S
+#define STRINGIFY(S) STRINGLIT(S)
+
+// Required for oss-fuzz to consider the binary a target.
+static const char* magic __attribute__((used)) = "LLVMFuzzerTestOneInput";
+
+int main(int argc, char* argv[]) {
+  setenv("HOME", "/tmp", 0);
+  setenv("LIBFUZZER", "1", 1);
+  setenv("FUZZER", STRINGIFY(FUZZ_TARGET), 1);
+
+  char* options = getenv("ASAN_OPTIONS");
+  if (options) {
+    char* ptr;
+    char* new_options = strdup(options);
+
+    // https://bugzilla.mozilla.org/1477846
+    ptr = strstr(new_options, "detect_stack_use_after_return=1");
+    if (ptr) ptr[30] = '0';
+
+    // https://bugzilla.mozilla.org/1477844
+    ptr = strstr(new_options, "detect_leaks=1");
+    if (ptr) ptr[13] = '0';
+
+    setenv("ASAN_OPTIONS", new_options, 1);
+    free(new_options);
+  }
+
+  int ret = execv("./fuzz-tests", argv);
+  if (ret)
+    perror("execv");
+  return ret;
+}
+