testing/test-cases/dlopen-in-init2.dtest/foo.c

   1
   2 #include <dlfcn.h>
   3 #include <stdio.h>
   4 #include <unistd.h>
   5
   6 #include "test_support.h"
   7
   8 extern int bazInited();
   9
  10 static void* barHandle = NULL;
  11 static void* barSymbol = NULL;
  12 static int fooInited = 0;
  13 static int barInited = 0;
  14
  15 __attribute__((constructor))
  16 static void myinit(int argc, const char* argv[], const char* envp[], const char* apple[]) {
  17         fooInited = 1;
  18         barHandle = dlopen(RUN_DIR "/libbar.dylib", 0);
  19         if ( barHandle == NULL ) {
  20                 FAIL("dlopen libbar.dylib: %s", dlerror());
  21         }
  22         barSymbol = dlsym(RTLD_DEFAULT, "barIsInited");
  23     if ( barSymbol == NULL ) {
  24                 FAIL("dlsym libbar.dylib");
  25     }
  26     barInited = ((int(*)())barSymbol)();
  27 }
  28
  29 void foo() {
  30         if ( fooInited == 0 ) {
  31                 FAIL("Didn't init foo");
  32         }
  33         if ( barHandle == NULL ) {
  34         FAIL("barHandle not inited");
  35         }
  36         if ( barSymbol == NULL ) {
  37         FAIL("barSymbol not inited");
  38         }
  39         if ( barInited == 0 ) {
  40                 FAIL("Didn't init bar");
  41         }
  42         if ( bazInited() == 0 ) {
  43                 FAIL("Didn't init baz");
  44         }
  45 }