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root/i-scream/projects/libstatgrab/src/libstatgrab/process_stats.c

Comparing projects/libstatgrab/src/libstatgrab/process_stats.c (file contents):
Revision 1.44 by tdb, Sun Apr 4 23:24:42 2004 UTC vs.
Revision 1.47 by tdb, Mon Apr 5 00:21:29 2004 UTC

#	Line 77 | Line 77 | int get_proc_snapshot(proc_state_t **ps){
77		size_t size;
78		struct kinfo_proc *kp_stats;
79		int procs, i;
80	<	char *proctitle, *proctitletmp;
80	>	char *proctitle;
81		#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD)
82		kvm_t *kvmd;
83		char **args;
84		int alloc;
85	+	char *proctitletmp;
86		#else
87		long buflen;
88		char *p;
#	Line 222 | Line 223 | int get_proc_snapshot(proc_state_t **ps){
223		mib[2] = KERN_PROC_ALL;
224
225		if(sysctl(mib, 3, NULL, &size, NULL, 0) < 0) {
226	<	return NULL;
226	>	return -1;
227		}
228
229		procs = size / sizeof(struct kinfo_proc);
230
231		kp_stats = malloc(size);
232		if(kp_stats == NULL) {
233	<	return NULL;
233	>	return -1;
234		}
235
236		if(sysctl(mib, 3, kp_stats, &size, NULL, 0) < 0) {
237		free(kp_stats);
238	<	return NULL;
238	>	return -1;
239		}
240
241		#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD)
#	Line 246 | Line 247 | int get_proc_snapshot(proc_state_t **ps){
247		proc_state = realloc(proc_state,
248		(1+proc_state_size)*sizeof(proc_state_t));
249		if(proc_state == NULL ) {
250	<	return NULL;
250	>	return -1;
251		}
252		proc_state_ptr = proc_state+proc_state_size;
253
#	Line 266 | Line 267 | int get_proc_snapshot(proc_state_t **ps){
267
268		#ifdef FREEBSD5
269		if(sysctlbyname("kern.ps_arg_cache_limit", &buflen, &size, NULL, 0) < 0) {
270	<	return NULL;
270	>	return -1;
271		}
272		#else
273		mib[1] = KERN_ARGMAX;
274
275		if(sysctl(mib, 2, &buflen, &size, NULL, 0) < 0) {
276	<	return NULL;
276	>	return -1;
277		}
278		#endif
279
280		proctitle = malloc(buflen);
281		if(proctitle == NULL) {
282	<	return NULL;
282	>	return -1;
283		}
284
285		size = buflen;
#	Line 299 | Line 300 | int get_proc_snapshot(proc_state_t **ps){
300		else if(size > 0) {
301		proc_state_ptr->proctitle = malloc(size+1);
302		if(proc_state_ptr->proctitle == NULL) {
303	<	return NULL;
303	>	return -1;
304		}
305		p = proctitle;
306		proc_state_ptr->proctitle[0] = NULL;
#	Line 309 | Line 310 | int get_proc_snapshot(proc_state_t **ps){
310		p += strlen(p) + 1;
311		} while (p < proctitle + size);
312		free(proctitle);
313	<	/* remove trailing space */
314	<	proc_state_ptr->proctitle[strlen(proc_state_ptr->proctitle)-1] = \0;
313	>	/* remove trailing space */
314	>	proc_state_ptr->proctitle[strlen(proc_state_ptr->proctitle)-1] = '\0';
315		}
316		else {
317		free(proctitle);
#	Line 323 | Line 324 | int get_proc_snapshot(proc_state_t **ps){
324		alloc = 1;
325		proctitle = malloc(alloc);
326		if(proctitle == NULL) {
327	<	return NULL;
327	>	return -1;
328		}
329		while(*args != NULL) {
330		if(strlen(proctitle) + strlen(*args) >= alloc) {
331		alloc = (alloc + strlen(*args)) * 2;
332		proctitletmp = realloc(proctitle, alloc);
333		if(proctitletmp == NULL) {
334	<	return NULL;
334	>	return -1;
335		}
336		proctitle = proctitletmp;
337		}
#	Line 339 | Line 340 | int get_proc_snapshot(proc_state_t **ps){
340		args++;
341		}
342		/* remove trailing space */
343	<	proctitle[strlen(proctitle)-1] = \0;
343	>	proctitle[strlen(proctitle)-1] = '\0';
344		proc_state_ptr->proctitle = proctitle;
345		}
346		else {
#	Line 452 | Line 453 | int get_proc_snapshot(proc_state_t **ps){
453		free(kp_stats);
454		#endif
455
456	+	#ifdef CYGWIN
457	+	return -1;
458	+	#endif
459	+
460		*ps = proc_state;
461		return proc_state_size;
462		}
#	Line 469 | Line 474 | process_stat_t *get_process_stats() {
474
475		ps_size = get_proc_snapshot(&ps);
476
477	<	if(ps_size == 0) {
477	>	if(ps_size < 0) {
478		return NULL;
479		}
480

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