testing/test-cases/interpose-resolver.dtest/main.c

   1
   2 // BUILD:  $CC foo.c        -dynamiclib -o $BUILD_DIR/libfoo.dylib         -install_name $RUN_DIR/libfoo.dylib
   3 // BUILD:  $CC interposer.c -dynamiclib -o $BUILD_DIR/libmyinterpose.dylib -install_name $RUN_DIR/libmyinterpose.dylib $BUILD_DIR/libfoo.dylib
   4 // BUILD:  $CC main.c $BUILD_DIR/libfoo.dylib -o $BUILD_DIR/resolver-only.exe
   5 // BUILD:  $CC main.c $BUILD_DIR/libfoo.dylib -o $BUILD_DIR/interposed-resolver.exe -DINTERPOSED $BUILD_DIR/libmyinterpose.dylib
   6
   7 // RUN:  ./resolver-only.exe
   8 // RUN:  ./interposed-resolver.exe
   9
  10
  11 #include <stdio.h>
  12 #include <stdlib.h>
  13
  14 extern int foo();
  15 int (*pFoo)() = &foo;
  16
  17 int main()
  18 {
  19 #if INTERPOSED
  20     printf("[BEGIN] interpose-resolver\n");
  21     if ( foo() != 11 )
  22         printf("[FAIL]  interpose-resolver: foo() != 11\n");
  23     else if ( (*pFoo)() != 11 )
  24         printf("[FAIL]  interpose-resolver: *pFoo() != 11\n");
  25     else
  26         printf("[PASS]  interpose-resolver\n");
  27 #else
  28     printf("[BEGIN] resolver-only\n");
  29     if ( foo() != 10 )
  30         printf("[FAIL]  resolver-only: foo() != 10\n");
  31     else if ( (*pFoo)() != 10 )
  32         printf("[FAIL]  resolver-only: *pFoo() != 10\n");
  33     else
  34         printf("[PASS]  resolver-only\n");
  35 #endif
  36         return 0;
  37 }