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/* ISC license. */
#include <stdint.h>
#include <string.h>
#include <errno.h>
#include <skalibs/uint32.h>
#include <skalibs/uint64.h>
#include <skalibs/buffer.h>
#include <skalibs/strerr2.h>
#include <skalibs/tai.h>
#include <skalibs/stralloc.h>
#include <skalibs/skamisc.h>
int main (int argc, char const *const *argv)
{
stralloc sa = STRALLOC_ZERO ;
tain_t prev ;
int defined = 0 ;
PROG = "s6-tai64ndiff" ;
for (;;)
{
unsigned int p = 0 ;
char prefix[23] = "[ . ]" ;
int r = skagetln(buffer_0f1, &sa, '\n') ;
if (r == -1)
if (errno != EPIPE)
strerr_diefu1sys(111, "read from stdin") ;
else r = 1 ;
else if (!r) break ;
if (sa.len > TIMESTAMP)
{
tain_t cur ;
p = timestamp_scan(sa.s, &cur) ;
if (p)
{
if (defined)
{
tain_t diff ;
int64_t secs ;
size_t len ;
tain_sub(&diff, &cur, &prev) ;
secs = tai_sec(tain_secp(&diff)) ;
len = int64_fmt(0, secs) ;
if (len > 10)
{
char fmtn[9] ;
size_t m = 1 + (len < 20) ;
m += int64_fmt(prefix + m, secs) ;
prefix[m++] = '.' ;
uint320_fmt(fmtn, tain_nano(&diff), 9) ;
memcpy(prefix + m, fmtn, 22 - m) ;
}
else
{
int64_fmt(prefix + 11 - len, secs) ;
uint320_fmt(prefix + 12, tain_nano(&diff), 9) ;
}
}
prev = cur ;
defined = 1 ;
if (buffer_put(buffer_1, prefix, 23) < 23)
strerr_diefu1sys(111, "write to stdout") ;
}
else defined = 0 ;
}
else defined = 0 ;
if (buffer_put(buffer_1, sa.s + p, sa.len - p) < (ssize_t)(sa.len - p))
strerr_diefu1sys(111, "write to stdout") ;
sa.len = 0 ;
}
return 0 ;
}
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