change multiple if statements by isspace() + uneeded memset

[Ricardo Jose Maraschini]

Hya,

calloc already sets memory to 0 and i think that if we already have
a function to verify if a given char is an space, we should use it.

ok? comments?

-rm

===================================================================
--- lib/pqueue.c	(revision 2482)
+++ lib/pqueue.c	(working copy)
@@ -47,7 +47,6 @@
 		free(q);
 		return NULL;
 	}
-	memset(q->d, 0, (n + 1) * sizeof(void *));
 
 	q->size = 1;
 	q->avail = q->step = (n + 1); /* see comment above about n+1 */
Index: base/nagiostats.c
===================================================================
--- base/nagiostats.c	(revision 2482)
+++ base/nagiostats.c	(working copy)
@@ -1349,7 +1349,7 @@
 	/* strip end of string */
 	y = (int)strlen(buffer);
 	for(x = y - 1; x >= 0; x--) {
-		if(buffer[x] == ' ' || buffer[x] == '\n' || buffer[x] == '\r' || buffer[x] == '\t' || buffer[x] == 13)
+		if(isspace(buffer[x]))
 			buffer[x] = '\x0';
 		else
 			break;
@@ -1358,7 +1358,7 @@
 	/* strip beginning of string (by shifting) */
 	y = (int)strlen(buffer);
 	for(x = 0; x < y; x++) {
-		if(buffer[x] == ' ' || buffer[x] == '\n' || buffer[x] == '\r' || buffer[x] == '\t' || buffer[x] == 13)
+		if(isspace(buffer[x]))
 			continue;
 		else
 			break;



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