| #include "config.h" |
| |
| #define _GNU_SOURCE |
| #include <stdio.h> |
| #include <pthread.h> |
| #include <string.h> |
| #include <stdlib.h> |
| #if defined(HAVE_SYS_PRCTL_H) |
| #include <sys/prctl.h> |
| #endif /* HAVE_SYS_PRCTL_H */ |
| #include <sys/types.h> |
| #include <unistd.h> |
| #include <assert.h> |
| #include "valgrind.h" |
| |
| static pthread_t children[3]; |
| |
| void bad_things(int offset) |
| { |
| char* m = malloc(sizeof(char)*offset); |
| m[offset] = 0; |
| free(m); |
| } |
| |
| void* child_fn_2 ( void* arg ) |
| { |
| const char* threadname = "012345678901234"; |
| |
| # if !defined(VGO_darwin) |
| pthread_setname_np(pthread_self(), threadname); |
| # else |
| pthread_setname_np(threadname); |
| # endif |
| |
| bad_things(4); |
| |
| return NULL; |
| } |
| |
| void* child_fn_1 ( void* arg ) |
| { |
| const char* threadname = "try1"; |
| int r; |
| |
| # if !defined(VGO_darwin) |
| pthread_setname_np(pthread_self(), threadname); |
| # else |
| pthread_setname_np(threadname); |
| # endif |
| |
| bad_things(3); |
| VALGRIND_PRINTF("%s", "I am in child_fn_1\n"); |
| |
| r = pthread_create(&children[2], NULL, child_fn_2, NULL); |
| assert(!r); |
| |
| r = pthread_join(children[2], NULL); |
| assert(!r); |
| |
| return NULL; |
| } |
| |
| void* child_fn_0 ( void* arg ) |
| { |
| int r; |
| |
| bad_things(2); |
| |
| r = pthread_create(&children[1], NULL, child_fn_1, NULL); |
| assert(!r); |
| |
| r = pthread_join(children[1], NULL); |
| assert(!r); |
| |
| return NULL; |
| } |
| |
| int main(int argc, const char** argv) |
| { |
| int r; |
| |
| bad_things(1); |
| |
| r = pthread_create(&children[0], NULL, child_fn_0, NULL); |
| assert(!r); |
| |
| r = pthread_join(children[0], NULL); |
| assert(!r); |
| |
| bad_things(5); |
| |
| return 0; |
| } |
| |