111 lines
2.1 KiB
C
111 lines
2.1 KiB
C
/*
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* This file is part of the UCB release of Plan 9. It is subject to the license
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* terms in the LICENSE file found in the top-level directory of this
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* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
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* part of the UCB release of Plan 9, including this file, may be copied,
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* modified, propagated, or distributed except according to the terms contained
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* in the LICENSE file.
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*/
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#include <u.h>
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#include <libc.h>
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char output[4096];
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void add(char*, ...);
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void error(char*);
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void notifyf(void *c, char*);
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void
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main(int argc, char *argv[])
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{
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int i;
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Waitmsg *w;
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int32_t l;
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char *p;
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char err[ERRMAX];
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if(argc <= 1){
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jehanne_fprint(2, "usage: time command\n");
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jehanne_exits("usage");
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}
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switch(jehanne_fork()){
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case -1:
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error("fork");
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case 0:
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exec(argv[1], &argv[1]);
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if(argv[1][0] != '/' && jehanne_strncmp(argv[1], "./", 2) &&
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jehanne_strncmp(argv[1], "../", 3)){
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jehanne_sprint(output, "/cmd/%s", argv[1]);
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exec(output, &argv[1]);
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}
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error(argv[1]);
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}
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notify(notifyf);
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loop:
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w = jehanne_wait();
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if(w == nil){
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errstr(err, sizeof err);
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if(jehanne_strcmp(err, "interrupted") == 0)
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goto loop;
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error("wait");
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}
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l = w->time[0];
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add("%ld.%.2ldu", l/1000, (l%1000)/10);
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l = w->time[1];
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add("%ld.%.2lds", l/1000, (l%1000)/10);
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l = w->time[2];
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add("%ld.%.2ldr", l/1000, (l%1000)/10);
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add("\t");
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for(i=1; i<argc; i++){
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add("%s", argv[i], 0);
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if(i>4){
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add("...");
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break;
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}
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}
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if(w->msg[0]){
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p = jehanne_utfrune(w->msg, ':');
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if(p && p[1])
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p++;
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else
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p = w->msg;
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add(" # status=%s", p);
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}
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jehanne_fprint(2, "%s\n", output);
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jehanne_exits(w->msg);
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}
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void
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add(char *a, ...)
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{
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static int beenhere=0;
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va_list arg;
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if(beenhere)
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jehanne_strcat(output, " ");
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va_start(arg, a);
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jehanne_vseprint(output+jehanne_strlen(output), output+sizeof(output), a, arg);
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va_end(arg);
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beenhere++;
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}
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void
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error(char *s)
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{
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jehanne_fprint(2, "time: %s: %r\n", s);
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jehanne_exits(s);
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}
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void
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notifyf(void *a, char *s)
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{
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USED(a);
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if(jehanne_strcmp(s, "interrupt") == 0)
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noted(NCONT);
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noted(NDFLT);
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}
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