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/*
* msg
* Copyright (C) 2025 Raghuram Subramani <raghus2247@gmail.com>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#define _GNU_SOURCE
#include <ctype.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <util.h>
int
msleep(long msec)
{
struct timespec ts;
int res;
if (msec < 0) {
errno = EINVAL;
return -1;
}
ts.tv_sec = msec / 1000;
ts.tv_nsec = (msec % 1000) * 1000000;
do {
res = nanosleep(&ts, &ts);
} while (res && errno == EINTR);
return res;
}
char *
ltrim(char *s)
{
while (isspace(*s))
s++;
return s;
}
char *
rtrim(char *s)
{
char *back = s + strlen(s);
while (isspace(*--back))
;
*(back + 1) = '\0';
return s;
}
char *
trim(char *s)
{
return rtrim(ltrim(s));
}
ptr_wrapper_t *
wrap_ptr(void *ptr)
{
ptr_wrapper_t *wrapper = malloc(sizeof(ptr_wrapper_t));
wrapper->ptr = ptr;
return wrapper;
}
void *
unwrap(ptr_wrapper_t *wrapper)
{
if (wrapper == NULL)
return NULL;
return wrapper->ptr;
}
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