From 74a4d8c26dd3c1e9febcb717cfd6cb6512991a7a Mon Sep 17 00:00:00 2001 From: "Charles.Forsyth" Date: Fri, 22 Dec 2006 21:39:35 +0000 Subject: 20060303 --- utils/echo/echo.c | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 utils/echo/echo.c (limited to 'utils/echo/echo.c') diff --git a/utils/echo/echo.c b/utils/echo/echo.c new file mode 100644 index 00000000..9574e129 --- /dev/null +++ b/utils/echo/echo.c @@ -0,0 +1,33 @@ +#include + +void +main(int argc, char *argv[]) +{ + int nflag; + int i, len; + char *buf, *p; + + nflag = 0; + if(argc > 1 && strcmp(argv[1], "-n") == 0) + nflag = 1; + + len = 1; + for(i = 1+nflag; i < argc; i++) + len += strlen(argv[i])+1; + + buf = malloc(len); + if(buf == 0) + exits("no memory"); + + p = buf; + for(i = 1+nflag; i < argc; i++) + p += sprint(p, i == argc-1 ? "%s":"%s ", argv[i]); + + if(!nflag) + sprint(p, "\n"); + + if(write(1, buf, strlen(buf)) < 0) + fprint(2, "echo: write error: %r\n"); + + exits((char *)0); +} -- cgit v1.2.3