99 lines
1.7 KiB
C
99 lines
1.7 KiB
C
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/* $OpenBSD: fmt.c,v 1.1.1.1 2003/01/06 18:03:44 lebel Exp $ */
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/* This file is based on /usr/src/bin/ps/fmt.c and /usr/src/bin/ps/print.c */
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/* OpenBSD: fmt.c,v 1.2 1996/06/23 14:20:49 deraadt Exp */
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/* OpenBSD: print.c,v 1.27 2002/06/18 03:21:33 provos Exp */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <vis.h>
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#include <sys/param.h>
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#include <sys/sysctl.h>
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#include <kvm.h>
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static char *cmdpart(char *);
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void fmt_puts(char *, int *);
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void fmt_putc(int, int *);
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static char *
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cmdpart(arg0)
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char *arg0;
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{
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char *cp;
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return ((cp = strrchr(arg0, '/')) != NULL ? cp + 1 : arg0);
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}
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void
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fmt_argv(kd, ki)
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kvm_t *kd;
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struct kinfo_proc *ki;
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{
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int left = -1; // no termwidth!
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char **argv, **p;
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if (kd != NULL) {
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argv = kvm_getargv(kd, ki, 0);
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if ((p = argv) != NULL) {
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while (*p) {
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fmt_puts(*p, &left);
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p++;
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fmt_putc(' ', &left);
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}
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}
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}
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if (argv == NULL || argv[0] == '\0' ||
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strcmp(cmdpart(argv[0]), ki->kp_proc.p_comm)) {
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fmt_putc('(', &left);
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fmt_puts(ki->kp_proc.p_comm, &left);
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fmt_putc(')', &left);
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}
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}
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void
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fmt_puts(s, leftp)
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char *s;
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int *leftp;
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{
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static char *v = 0, *nv;
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static int maxlen = 0;
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int len;
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if (*leftp == 0)
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return;
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len = strlen(s) * 4 + 1;
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if (len > maxlen) {
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if (maxlen == 0)
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maxlen = getpagesize();
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while (len > maxlen)
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maxlen *= 2;
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nv = realloc(v, maxlen);
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if (nv == 0)
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return;
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v = nv;
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}
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strvis(v, s, VIS_TAB | VIS_NL | VIS_CSTYLE);
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if (*leftp != -1) {
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len = strlen(v);
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if (len > *leftp) {
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v[*leftp] = '\0';
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*leftp = 0;
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} else
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*leftp -= len;
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}
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printf("%s", v);
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}
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void
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fmt_putc(c, leftp)
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int c;
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int *leftp;
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{
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if (*leftp == 0)
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return;
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if (*leftp != -1)
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*leftp -= 1;
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putchar(c);
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}
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