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Add perm option to SHM driver

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This commit is contained in:
Miroslav Lichvar
2010-01-28 10:03:54 +01:00
parent a0e1154bfb
commit f261251a9b
2 changed files with 11 additions and 4 deletions
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7
refclock_shm.c
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@@ -56,12 +56,15 @@ struct shmTime {
};
static int shm_initialise(RCL_Instance instance) {
int id, param;
int id, param, perm;
char *s;
struct shmTime *shm;
param = atoi(RCL_GetDriverParameter(instance));
s = RCL_GetDriverOption(instance, "perm");
perm = s ? strtol(s, NULL, 8) : 0600;
id = shmget(SHMKEY + param, sizeof (struct shmTime), IPC_CREAT | 0700);
id = shmget(SHMKEY + param, sizeof (struct shmTime), IPC_CREAT | perm);
if (id == -1) {
LOG_FATAL(LOGF_Refclock, "shmget() failed");
return 0;