Use ftruncate to set shared memory object's size
The posix_fallocate function should only be used with regular files.
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12
util/shm.c
12
util/shm.c
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@ -42,17 +42,6 @@ int allocate_shm_file(size_t size) {
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return -1;
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}
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#if defined(WLR_HAS_POSIX_FALLOCATE) && !defined(__FreeBSD__)
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int ret;
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do {
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ret = posix_fallocate(fd, 0, size);
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} while (ret == EINTR);
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if (ret != 0) {
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close(fd);
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errno = ret;
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return -1;
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}
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#else
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int ret;
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do {
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ret = ftruncate(fd, size);
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@ -61,7 +50,6 @@ int allocate_shm_file(size_t size) {
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close(fd);
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return -1;
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}
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#endif
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return fd;
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}
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