3c6b20885d
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3570 c046a42c-6fe2-441c-8c8c-71466251a162
98 lines
2.5 KiB
C
98 lines
2.5 KiB
C
/*
|
|
* Simple C functions to supplement the C library
|
|
*
|
|
* Copyright (c) 2006 Fabrice Bellard
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
#include "vl.h"
|
|
|
|
void pstrcpy(char *buf, int buf_size, const char *str)
|
|
{
|
|
int c;
|
|
char *q = buf;
|
|
|
|
if (buf_size <= 0)
|
|
return;
|
|
|
|
for(;;) {
|
|
c = *str++;
|
|
if (c == 0 || q >= buf + buf_size - 1)
|
|
break;
|
|
*q++ = c;
|
|
}
|
|
*q = '\0';
|
|
}
|
|
|
|
/* strcat and truncate. */
|
|
char *pstrcat(char *buf, int buf_size, const char *s)
|
|
{
|
|
int len;
|
|
len = strlen(buf);
|
|
if (len < buf_size)
|
|
pstrcpy(buf + len, buf_size - len, s);
|
|
return buf;
|
|
}
|
|
|
|
int strstart(const char *str, const char *val, const char **ptr)
|
|
{
|
|
const char *p, *q;
|
|
p = str;
|
|
q = val;
|
|
while (*q != '\0') {
|
|
if (*p != *q)
|
|
return 0;
|
|
p++;
|
|
q++;
|
|
}
|
|
if (ptr)
|
|
*ptr = p;
|
|
return 1;
|
|
}
|
|
|
|
int stristart(const char *str, const char *val, const char **ptr)
|
|
{
|
|
const char *p, *q;
|
|
p = str;
|
|
q = val;
|
|
while (*q != '\0') {
|
|
if (toupper(*p) != toupper(*q))
|
|
return 0;
|
|
p++;
|
|
q++;
|
|
}
|
|
if (ptr)
|
|
*ptr = p;
|
|
return 1;
|
|
}
|
|
|
|
time_t mktimegm(struct tm *tm)
|
|
{
|
|
time_t t;
|
|
int y = tm->tm_year + 1900, m = tm->tm_mon + 1, d = tm->tm_mday;
|
|
if (m < 3) {
|
|
m += 12;
|
|
y--;
|
|
}
|
|
t = 86400 * (d + (153 * m - 457) / 5 + 365 * y + y / 4 - y / 100 +
|
|
y / 400 - 719469);
|
|
t += 3600 * tm->tm_hour + 60 * tm->tm_min + tm->tm_sec;
|
|
return t;
|
|
}
|