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Port the Samba 3 shm_setup to QNX.
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@ -76,6 +76,23 @@ void *shm_setup(int size)
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int shmid;
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void *ret;
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#ifdef __QNXNTO__
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shmid = shm_open("private", O_RDWR | O_CREAT | O_EXCL, S_IRUSR | S_IWUSR);
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if (shmid == -1) {
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printf("can't get shared memory\n");
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exit(1);
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}
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shm_unlink("private");
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if (ftruncate(shmid, size) == -1) {
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printf("can't set shared memory size\n");
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exit(1);
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}
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ret = mmap(0, size, PROT_READ | PROT_WRITE, MAP_SHARED, shmid, 0);
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if (ret == MAP_FAILED) {
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printf("can't map shared memory\n");
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exit(1);
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}
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#else
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shmid = shmget(IPC_PRIVATE, size, S_IRUSR | S_IWUSR);
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if (shmid == -1) {
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printf("can't get shared memory\n");
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@ -94,6 +111,7 @@ void *shm_setup(int size)
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See Stevens "advanced programming in unix env" for details
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*/
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shmctl(shmid, IPC_RMID, 0);
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#endif
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return ret;
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}
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