emo/procps
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simplify the code

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This commit is contained in:
albert 2002-05-28 02:16:24 +00:00
parent 2efc9869f2
commit 19dbcfeaf0
1 changed files with 7 additions and 14 deletions
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21
proc/readproc.c
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@ -297,12 +297,11 @@ static char** file2strvec(char* directory, char* what) {
* Unfortunately, the reverse filtering option in which any PID *except* the
* ones listed is pursued.
*/
proc_t* readproc(PROCTAB* PT, proc_t* rbuf) {
proc_t* readproc(PROCTAB* PT, proc_t* p) {
static struct direct *ent; /* dirent handle */
static struct stat sb; /* stat buffer */
static char path[32], sbuf[1024]; /* bufs for stat,statm */
int allocated = 0, matched = 0; /* flags */
proc_t *p = NULL;
int matched = 0; /* flags */
/* loop until a proc matching restrictions is found or no more processes */
/* I know this could be a while loop -- this way is easier to indent ;-) */
@ -329,10 +328,8 @@ next_proc: /* get next PID for consideration */
if (Do(UID) && !XinLN(uid_t, sb.st_uid, PT->uids, PT->nuid))
goto next_proc; /* not one of the requested uids */
if (!allocated) { /* assign mem for return buf */
p = rbuf ? rbuf : xcalloc(p, sizeof *p); /* passed buf or alloced mem */
allocated = 1; /* remember space is set up */
}
if (!p)
p = xcalloc(p, sizeof *p); /* passed buf or alloced mem */
p->euid = sb.st_uid; /* need a way to get real uid */
if ((file2str(path, "stat", sbuf, sizeof sbuf)) == -1)
@ -397,12 +394,10 @@ next_proc: /* get next PID for consideration */
* Unfortunately, the reverse filtering option in which any PID *except* the
* ones listed is pursued.
*/
proc_t* ps_readproc(PROCTAB* PT, proc_t* rbuf) {
proc_t* ps_readproc(PROCTAB* PT, proc_t* p) {
static struct direct *ent; /* dirent handle */
static struct stat sb; /* stat buffer */
static char path[32], sbuf[1024]; /* bufs for stat,statm */
int allocated = 0 /* , matched = 0 */ ; /* flags */
proc_t *p = NULL;
/* loop until a proc matching restrictions is found or no more processes */
/* I know this could be a while loop -- this way is easier to indent ;-) */
@ -421,10 +416,8 @@ next_proc: /* get next PID for consideration */
if (stat(path, &sb) == -1) /* no such dirent (anymore) */
goto next_proc;
if (!allocated) { /* assign mem for return buf */
p = rbuf ? rbuf : xcalloc(p, sizeof *p); /* passed buf or alloced mem */
allocated = 1; /* remember space is set up */
}
if (!p)
p = xcalloc(p, sizeof *p); /* passed buf or alloced mem */
p->euid = sb.st_uid; /* need a way to get real uid */
if ((file2str(path, "stat", sbuf, sizeof sbuf)) == -1)