diff options
| author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2017-01-02 16:19:48 -0200 |
|---|---|---|
| committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2017-01-02 18:53:50 -0200 |
| commit | cbce12d22b91a2393158ed7cb0a81bb26478dafd (patch) | |
| tree | ce301d1a1736362fcb373f3f671595502eee23b3 | |
| parent | e082ac7533e75d3dbe5b949b09e843a65348d43b (diff) | |
Fix test-sysvsem on some platforms
The command IPC_STAT of semctl expects an union semun in its fourth
argument instead of struct semid_ds *. This can cause failures on
powerpc32-linux-gnu.
Checked on x86_64-linux-gnu, i686-linux-gnu, and powerpc32-linux-gnu
(qemu system emulation).
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | sysvipc/test-sysvsem.c | 9 |
2 files changed, 13 insertions, 1 deletions
@@ -1,3 +1,8 @@ +2017-01-02 Adhemerval Zanella <adhemerval.zanella@linaro.org> + + * sysvipc/test-sysvsem.c (do_test): Define and use union semun on + semctl. + 2017-01-02 Joseph Myers <joseph@codesourcery.com> * math/test-nearbyint-except.c: Include <stdbool.h>. diff --git a/sysvipc/test-sysvsem.c b/sysvipc/test-sysvsem.c index 92396a60e6..279eca9b09 100644 --- a/sysvipc/test-sysvsem.c +++ b/sysvipc/test-sysvsem.c @@ -55,6 +55,13 @@ do_prepare (int argc, char *argv[]) #define SEM_MODE 0644 +union semun +{ + int val; + struct semid_ds *buf; + unsigned short *array; +}; + static int do_test (void) { @@ -74,7 +81,7 @@ do_test (void) /* Get semaphore kernel information and do some sanity checks. */ struct semid_ds seminfo; - if (semctl (semid, 0, IPC_STAT, &seminfo) == -1) + if (semctl (semid, 0, IPC_STAT, (union semun) { .buf = &seminfo }) == -1) FAIL_EXIT1 ("semctl with IPC_STAT failed (errno=%d)", errno); if (seminfo.sem_perm.__key != key) |