glibc/dlfcn/bug-dlsym1.c

31 lines
737 B
C

/* Test case for bug in dlsym accessing dependency objects' symbols. */
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <dlfcn.h>
int main(void)
{
void *handle;
char *c;
setenv ("LD_LIBRARY_PATH", "/home/roland/build/tls-libc/dlfcn", 1);
/* open lib1.so, which has the unresolved test symbol and a DT_NEEDED
on lib2.so, which provides the symbol */
if ((handle = dlopen("bug-dlsym1-lib1.so", RTLD_NOW)) == NULL) {
printf("dlopen(\"bug-dlsym1-lib1.so\"): %s\n", dlerror());
abort();
}
if ((c = dlsym(handle, "dlopen_test_variable")) == NULL) {
printf("dlsym(handle, \"dlopen_test_variable\"): %s\n", dlerror());
abort();
}
(void) dlclose(handle);
return 0;
}