#include <stdio.h> // fprintf(), NULL
#include <stdlib.h> // exit(), EXIT_SUCCESS
#include <dlfcn.h>
#include "test.h" // PASS(), FAIL(), XPASS(), XFAIL()
struct info
{
const char* path;
void* handle;
};
typedef struct info info;
static info dlopen_or_fail(const char* path, int options)
{
info result;
result.path = path;
result.handle = dlopen(path, options);
if ( result.handle == NULL ) {
FAIL("dlopen-RTLD_FIRST: dlopen(\"%s\") failed: %s", path, dlerror());
exit(0);
}
return result;
}
static void dlsym_should_fail(info hp, const char* symbol)
{
void* sym = dlsym(hp.handle, symbol);
if ( sym != NULL ) {
FAIL("dlopen-RTLD_FIRST: dlsym(handle-%s, \"%s\") should have failed", hp.path, symbol);
exit(0);
}
}
static void dlsym_should_succeed(info hp, const char* symbol)
{
void* sym = dlsym(hp.handle, symbol);
if ( sym == NULL ) {
FAIL("dlopen-RTLD_FIRST: dlsym(handle-%s, \"%s\") failed", hp.path, symbol);
exit(0);
}
}
int main()
{
info libFooFirst = dlopen_or_fail("libfoo.dylib", RTLD_FIRST);
info libFoo = dlopen_or_fail("libfoo.dylib", 0);
info libBarFirst = dlopen_or_fail("libbar.dylib", RTLD_FIRST);
info libBar = dlopen_or_fail("libbar.dylib", 0);
dlsym_should_succeed(libFooFirst, "foo");
dlsym_should_fail(libFooFirst, "base");
dlsym_should_fail(libFooFirst, "bar");
dlsym_should_succeed(libFoo, "foo");
dlsym_should_succeed(libFoo, "base");
dlsym_should_succeed(libBarFirst, "bar");
dlsym_should_succeed(libBarFirst, "base"); dlsym_should_fail(libBarFirst, "foo");
dlsym_should_succeed(libBar, "bar");
dlsym_should_succeed(libBar, "base");
info bundleFooFirst = dlopen_or_fail("foo.bundle", RTLD_FIRST);
info bundleFoo = dlopen_or_fail("foo.bundle", 0);
info bundleBarFirst = dlopen_or_fail("bar.bundle", RTLD_FIRST);
info bundleBar = dlopen_or_fail("bar.bundle", 0);
dlsym_should_succeed(bundleFooFirst, "foo");
dlsym_should_fail(bundleFooFirst, "base");
dlsym_should_fail(bundleFooFirst, "bar");
dlsym_should_succeed(bundleFoo, "foo");
dlsym_should_succeed(bundleFoo, "base");
dlsym_should_succeed(bundleBarFirst, "bar");
dlsym_should_fail(bundleBarFirst, "base");
dlsym_should_fail(bundleBarFirst, "foo");
dlsym_should_succeed(bundleBar, "bar");
dlsym_should_succeed(bundleBar, "base");
PASS("dlsym-RTLD_FIRST bundle and dylib");
return EXIT_SUCCESS;
}