gcc/libgo/misc/cgo/testcshared/main3.c
Ian Lance Taylor 936615752a libgo: add misc/cgo files
Copy all the misc/cgo files from the gc toolchain into libgo/misc.
    
    These will be used for testing purposes by later changes to the
    gotools directory.
    
    Reviewed-on: https://go-review.googlesource.com/46721

From-SVN: r249674
2017-06-27 04:21:40 +00:00

30 lines
785 B
C

// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
#include <stdint.h>
#include <stdio.h>
#include <dlfcn.h>
// Tests "main.main" is exported on android/arm,
// which golang.org/x/mobile/app depends on.
int main(int argc, char** argv) {
void* handle = dlopen(argv[1], RTLD_LAZY | RTLD_GLOBAL);
if (!handle) {
fprintf(stderr, "ERROR: failed to open the shared library: %s\n",
dlerror());
return 2;
}
uintptr_t main_fn = (uintptr_t)dlsym(handle, "main.main");
if (!main_fn) {
fprintf(stderr, "ERROR: missing main.main: %s\n", dlerror());
return 2;
}
// TODO(hyangah): check that main.main can run.
printf("PASS\n");
return 0;
}