NetBSD/bin/ps/fmt.c

62 lines
928 B
C

/* $NetBSD: fmt.c,v 1.18 2002/02/14 06:57:19 enami Exp $ */
#include <kvm.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <vis.h>
#include <sys/time.h>
#include <sys/resource.h>
#include "ps.h"
void
fmt_puts(s, leftp)
char *s;
int *leftp;
{
static char *v = 0;
static int maxlen = 0;
char *nv;
int len, nlen;
if (*leftp == 0)
return;
len = strlen(s) * 4 + 1;
if (len > maxlen) {
if (maxlen == 0)
nlen = getpagesize();
else
nlen = maxlen;
while (len > nlen)
nlen *= 2;
nv = realloc(v, nlen);
if (nv == 0)
return;
v = nv;
maxlen = nlen;
}
len = strvis(v, s, VIS_TAB | VIS_NL | VIS_CSTYLE);
if (*leftp != -1) {
if (len > *leftp) {
v[*leftp] = '\0';
*leftp = 0;
} else
*leftp -= len;
}
printf("%s", v);
}
void
fmt_putc(c, leftp)
int c;
int *leftp;
{
if (*leftp == 0)
return;
if (*leftp != -1)
*leftp -= 1;
putchar(c);
}