testing/test-cases/dlopen-rpath-prev-override.dtest/main.c

   1
   2 // BUILD:  mkdir -p $BUILD_DIR/dir $BUILD_DIR/good $BUILD_DIR/bad
   3 // BUILD:  $CC good.c -dynamiclib -install_name @rpath/libtest.dylib     -o $BUILD_DIR/good/libtest.dylib
   4 // BUILD:  $CC bad.c  -dynamiclib -install_name @rpath/libtest.dylib     -o $BUILD_DIR/bad/libtest.dylib
   5 // BUILD:  $CC dyn.c  -dynamiclib -install_name @rpath/libdynamic.dylib  -o $BUILD_DIR/dir/libdynamic.dylib $BUILD_DIR/good/libtest.dylib -rpath @loader_path/../bad
   6 // BUILD:  $CC main.c $BUILD_DIR/good/libtest.dylib -DRUN_DIR="$RUN_DIR" -o $BUILD_DIR/dlopen-rpath-prev-override.exe -rpath @loader_path/good
   7
   8 // RUN:  ./dlopen-rpath-prev-override.exe
   9
  10 // Processing of @rpath in dlopen()s always checks existing loaded images before using LC_RPATHs to find images on disk
  11 //
  12 // main links with @rpath/libtest.dylib found via -rpath @loader_path/good
  13 // main dlopen()s libdynamic.dylib which links with @rpath/libtest.dylib and has LR_PATH to find it in bad/,
  14 // but since it was already loaded from good/, that one should be re-used.
  15
  16 #include <stdio.h>
  17 #include <dlfcn.h>
  18
  19 int main()
  20 {
  21     printf("[BEGIN] dlopen-rpath-prev-override\n");
  22
  23         void* handle = dlopen(RUN_DIR "/dir/libdynamic.dylib", RTLD_LAZY);
  24         if ( handle == NULL ) {
  25         printf("dlerror(): %s\n", dlerror());
  26         printf("[FAIL]  dlopen-rpath-prev-override\n");
  27                 return 0;
  28         }
  29
  30     printf("[PASS]  dlopen-rpath-prev-override\n");
  31         return 0;
  32 }
  33