Support tail-ing multiple files

This commit is contained in:
sin 2013-11-12 10:45:18 +00:00
parent d9abff1e84
commit cfe5e9ef3a

15
tail.c
View File

@ -1,4 +1,5 @@
/* See LICENSE file for copyright and license details. */ /* See LICENSE file for copyright and license details. */
#include <errno.h>
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <string.h> #include <string.h>
@ -38,13 +39,17 @@ main(int argc, char *argv[])
} ARGEND; } ARGEND;
if(argc == 0) { if(argc == 0) {
tail(stdin, "<stdin>", n); tail(stdin, "<stdin>", n);
} else if(argc == 1) { } else {
if(!(fp = fopen(argv[0], "r"))) for (; argc > 0; argc--, argv++) {
eprintf("fopen %s:", argv[0]); if(!(fp = fopen(argv[0], "r"))) {
fprintf(stderr, "fopen %s: %s\n", argv[0],
strerror(errno));
continue;
}
tail(fp, argv[0], n); tail(fp, argv[0], n);
fclose(fp); fclose(fp);
} else }
usage(); }
return EXIT_SUCCESS; return EXIT_SUCCESS;
} }