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/* util.c
*
* various string, file, list operations.
*
*
* $Id$
*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL LICENSE BLOCK *****
*
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <stdarg.h>
#include <ctype.h>
#include "MEM_guardedalloc.h"
#include "BLI_dynstr.h"
#include "BLI_string.h"
char *BLI_strdupn(const char *str, int len) {
char *n= MEM_mallocN(len+1, "strdup");
memcpy(n, str, len);
n[len]= '\0';
return n;
}
char *BLI_strdup(const char *str) {
return BLI_strdupn(str, strlen(str));
}
char *BLI_strncpy(char *dst, const char *src, int maxncpy) {
int srclen= strlen(src);
int cpylen= (srclen>(maxncpy-1))?(maxncpy-1):srclen;
memcpy(dst, src, cpylen);
dst[cpylen]= '\0';
return dst;
}
int BLI_snprintf(char *buffer, size_t count, const char *format, ...)
{
int n;
va_list arg;
va_start(arg, format);
n = vsnprintf(buffer, count, format, arg);
if (n != -1 && n < count) {
buffer[n] = '\0';
} else {
buffer[count-1] = '\0';
}
va_end(arg);
return n;
}
char *BLI_sprintfN(const char *format, ...)
{
DynStr *ds;
va_list arg;
char *n;
va_start(arg, format);
ds= BLI_dynstr_new();
BLI_dynstr_vappendf(ds, format, arg);
n= BLI_dynstr_get_cstring(ds);
BLI_dynstr_free(ds);
va_end(arg);
return n;
}
int BLI_streq(const char *a, const char *b)
{
return (strcmp(a, b)==0);
}
int BLI_strcaseeq(const char *a, const char *b)
{
return (BLI_strcasecmp(a, b)==0);
}
/* strcasestr not available in MSVC */
char *BLI_strcasestr(const char *s, const char *find)
{
register char c, sc;
register size_t len;
if ((c = *find++) != 0) {
c= tolower(c);
len = strlen(find);
do {
do {
if ((sc = *s++) == 0)
return (NULL);
sc= tolower(sc);
} while (sc != c);
} while (BLI_strncasecmp(s, find, len) != 0);
s--;
}
return ((char *) s);
}
int BLI_strcasecmp(const char *s1, const char *s2) {
int i;
for (i=0; ; i++) {
char c1 = tolower(s1[i]);
char c2 = tolower(s2[i]);
if (c1<c2) {
return -1;
} else if (c1>c2) {
return 1;
} else if (c1==0) {
break;
}
}
return 0;
}
int BLI_strncasecmp(const char *s1, const char *s2, int n) {
int i;
for (i=0; i<n; i++) {
char c1 = tolower(s1[i]);
char c2 = tolower(s2[i]);
if (c1<c2) {
return -1;
} else if (c1>c2) {
return 1;
} else if (c1==0) {
break;
}
}
return 0;
}
/* natural string compare, keeping numbers in order */
int BLI_natstrcmp(const char *s1, const char *s2)
{
int d1= 0, d2= 0;
/* if both chars are numeric, to a strtol().
then increase string deltas as long they are
numeric, else do a tolower and char compare */
while(1) {
char c1 = tolower(s1[d1]);
char c2 = tolower(s2[d2]);
if( isdigit(c1) && isdigit(c2) ) {
int val1, val2;
val1= (int)strtol(s1+d1, (char **)NULL, 10);
val2= (int)strtol(s2+d2, (char **)NULL, 10);
if (val1<val2) {
return -1;
} else if (val1>val2) {
return 1;
}
d1++;
while( isdigit(s1[d1]) )
d1++;
d2++;
while( isdigit(s2[d2]) )
d2++;
c1 = tolower(s1[d1]);
c2 = tolower(s2[d2]);
}
if (c1<c2) {
return -1;
} else if (c1>c2) {
return 1;
} else if (c1==0) {
break;
}
d1++;
d2++;
}
return 0;
}
void BLI_timestr(double _time, char *str)
{
/* format 00:00:00.00 (hr:min:sec) string has to be 12 long */
int hr= ( (int) _time) / (60*60);
int min= (((int) _time) / 60 ) % 60;
int sec= ( (int) (_time)) % 60;
int hun= ( (int) (_time * 100.0)) % 100;
if (hr) {
sprintf(str, "%.2d:%.2d:%.2d.%.2d",hr,min,sec,hun);
} else {
sprintf(str, "%.2d:%.2d.%.2d",min,sec,hun);
}
str[11]=0;
}
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