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Rev 148 |
Rev 158 |
/* shm_unlink - remove a shared memory file */
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/* shm_unlink - remove a shared memory file */
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/* Copyright 2002, Red Hat Inc. */
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/* Copyright 2002, Red Hat Inc. */
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#include <sys/types.h>
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#include <sys/types.h>
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#include <sys/mman.h>
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#include <sys/mman.h>
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#include <unistd.h>
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#include <unistd.h>
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#include <string.h>
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#include <string.h>
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#include <limits.h>
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#include <limits.h>
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int
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int
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shm_unlink (const char *name)
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shm_unlink (const char *name)
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{
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{
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int rc;
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int rc;
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char shm_name[PATH_MAX+20] = "/dev/shm/";
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char shm_name[PATH_MAX+20] = "/dev/shm/";
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/* skip opening slash */
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/* skip opening slash */
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if (*name == '/')
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if (*name == '/')
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++name;
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++name;
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/* create special shared memory file name and leave enough space to
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/* create special shared memory file name and leave enough space to
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cause a path/name error if name is too long */
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cause a path/name error if name is too long */
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strlcpy (shm_name + 9, name, PATH_MAX + 10);
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strlcpy (shm_name + 9, name, PATH_MAX + 10);
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rc = unlink (shm_name);
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rc = unlink (shm_name);
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return rc;
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return rc;
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}
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}
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