File: bug-dlsym1.c

package info (click to toggle)
glibc 2.23-4
  • links: PTS, VCS
  • area: main
  • in suites: jessie-backports
  • size: 233,552 kB
  • sloc: ansic: 987,702; asm: 260,118; sh: 10,380; makefile: 9,474; python: 3,957; cpp: 3,956; perl: 2,207; awk: 1,907; pascal: 1,527; yacc: 291; sed: 80
file content (28 lines) | stat: -rw-r--r-- 664 bytes parent folder | download | duplicates (45)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
/* 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;

    /* 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;
}