You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
71 lines
1.2 KiB
71 lines
1.2 KiB
/*
|
|
* UCW Library -- A Parser of Time Intervals
|
|
*
|
|
* (c) 2012 Martin Mares <mj@ucw.cz>
|
|
*
|
|
* This software may be freely distributed and used according to the terms
|
|
* of the GNU Lesser General Public License.
|
|
*/
|
|
|
|
#include <ucw/lib.h>
|
|
#include <ucw/conf.h>
|
|
#include <ucw/time.h>
|
|
#include <ucw/fastbuf.h>
|
|
|
|
static char *
|
|
timestamp_parser(char *c, void *ptr)
|
|
{
|
|
timestamp_t *ts = ptr;
|
|
double d;
|
|
|
|
char *err = cf_parse_double(c, &d);
|
|
if (err)
|
|
return err;
|
|
if (d > 1e16)
|
|
return "Time too large";
|
|
|
|
*ts = (timestamp_t)(d*1000 + 0.5);
|
|
if (!*ts && d)
|
|
return "Non-zero time rounds down to zero milliseconds";
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static void
|
|
timestamp_dumper(struct fastbuf *fb, void *ptr)
|
|
{
|
|
timestamp_t *ts = ptr;
|
|
bprintf(fb, "%jd", (intmax_t) *ts);
|
|
}
|
|
|
|
struct cf_user_type timestamp_type = {
|
|
.size = sizeof(timestamp_t),
|
|
.name = "timestamp",
|
|
.parser = timestamp_parser,
|
|
.dumper = timestamp_dumper
|
|
};
|
|
|
|
#ifdef TEST
|
|
|
|
#include <stdio.h>
|
|
|
|
int main(void)
|
|
{
|
|
char line[256];
|
|
|
|
while (fgets(line, sizeof(line), stdin))
|
|
{
|
|
char *nl = strchr(line, '\n');
|
|
if (nl)
|
|
*nl = 0;
|
|
timestamp_t t = -1;
|
|
char *err = timestamp_parser(line, &t);
|
|
if (err)
|
|
puts(err);
|
|
else
|
|
printf("%jd\n", (intmax_t) t);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
#endif
|
|
|