diff options
Diffstat (limited to 'tests/shmxt.c')
| -rw-r--r-- | tests/shmxt.c | 29 |
1 files changed, 23 insertions, 6 deletions
diff --git a/tests/shmxt.c b/tests/shmxt.c index 23cc7ccf..398667c8 100644 --- a/tests/shmxt.c +++ b/tests/shmxt.c @@ -18,6 +18,10 @@ cleanup(void) # define SHMAT "shmat" #endif +#ifndef SHM_EXEC +# define SHM_EXEC 0100000 +#endif + int main(void) { @@ -34,8 +38,8 @@ main(void) atexit(cleanup); rc = (long) shmat(bogus_shmid, bogus_shmaddr, bogus_shmflg); - printf("%s(%d, %p, SHM_REMAP|SHM_RDONLY|SHM_RND|%#x) = %s\n", - SHMAT, bogus_shmid, bogus_shmaddr, bogus_shmflg & ~0x7000, + printf("%s(%d, %p, SHM_RDONLY|SHM_RND|SHM_REMAP|SHM_EXEC|%#x) = %s\n", + SHMAT, bogus_shmid, bogus_shmaddr, bogus_shmflg & ~0xf000, sprintrc(rc)); shmat(id, NULL, SHM_REMAP); @@ -50,18 +54,31 @@ main(void) rc = shmdt(NULL); printf("shmdt(NULL) = %s\n", sprintrc(rc)); - if (shmdt(shmaddr)) - perror_msg_and_skip("shmdt"); - printf("shmdt(%p) = 0\n", shmaddr); + rc = shmdt(shmaddr); + printf("shmdt(%p) = %s\n", shmaddr, sprintrc(rc)); ++shmaddr; void *shmaddr2 = shmat(id, shmaddr, SHM_RND); if (shmaddr2 == (void *)(-1)) printf("%s(%d, %p, SHM_RND) = -1 %s (%m)\n", SHMAT, id, shmaddr, errno2name()); - else + else { printf("%s(%d, %p, SHM_RND) = %p\n", SHMAT, id, shmaddr, shmaddr2); + rc = shmdt(shmaddr2); + printf("shmdt(%p) = %s\n", shmaddr2, sprintrc(rc)); + } + + shmaddr = shmat(id, NULL, SHM_RDONLY|SHM_EXEC); + if (shmaddr == (void *)(-1)) + printf("%s(%d, NULL, SHM_RDONLY|SHM_EXEC) = %s\n", + SHMAT, id, sprintrc(-1)); + else { + printf("%s(%d, NULL, SHM_RDONLY|SHM_EXEC) = %p\n", + SHMAT, id, shmaddr); + rc = shmdt(shmaddr); + printf("shmdt(%p) = %s\n", shmaddr, sprintrc(rc)); + } puts("+++ exited with 0 +++"); return 0; |