mirror of
https://github.com/golang/go
synced 2024-11-12 12:40:28 -07:00
70 lines
1.7 KiB
C
70 lines
1.7 KiB
C
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// Copyright 2015 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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#include <stdint.h>
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#include <stdio.h>
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#include <dlfcn.h>
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int check_int8(void* handle, const char* fname, int8_t want) {
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int8_t (*fn)();
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fn = (int8_t (*)())dlsym(handle, fname);
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if (!fn) {
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fprintf(stderr, "ERROR: missing %s: %s\n", fname, dlerror());
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return 1;
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}
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signed char ret = fn();
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if (ret != want) {
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fprintf(stderr, "ERROR: %s=%d, want %d\n", fname, ret, want);
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return 1;
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}
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return 0;
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}
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int check_int32(void* handle, const char* fname, int32_t want) {
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int32_t (*fn)();
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fn = (int32_t (*)())dlsym(handle, fname);
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if (!fn) {
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fprintf(stderr, "ERROR: missing %s: %s\n", fname, dlerror());
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return 1;
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}
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int32_t ret = fn();
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if (ret != want) {
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fprintf(stderr, "ERROR: %s=%d, want %d\n", fname, ret, want);
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return 1;
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}
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return 0;
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}
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// Tests libgo.so to export the following functions.
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// int8_t DidInitRun() // returns true
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// int8_t DidMainRun() // returns true
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// int32_t FromPkg() // returns 1024
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int main(int argc, char** argv) {
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void* handle = dlopen(argv[1], RTLD_LAZY | RTLD_GLOBAL);
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if (!handle) {
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fprintf(stderr, "ERROR: failed to open the shared library: %s\n",
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dlerror());
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return 2;
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}
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int ret = 0;
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ret = check_int8(handle, "DidInitRun", 1);
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if (ret != 0) {
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return ret;
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}
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ret = check_int8(handle, "DidMainRun", 0);
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if (ret != 0) {
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return ret;
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}
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ret = check_int32(handle, "FromPkg", 1024);
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if (ret != 0) {
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return ret;
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}
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// test.bash looks for "PASS" to ensure this program has reached the end.
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printf("PASS\n");
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return 0;
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}
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