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-rw-r--r--c/head.c28
1 files changed, 0 insertions, 28 deletions
diff --git a/c/head.c b/c/head.c
deleted file mode 100644
index 3298e54..0000000
--- a/c/head.c
+++ /dev/null
@@ -1,28 +0,0 @@
-#include "gbos.h"
-/* head [-n N] [N] [file]: first N lines of a file or stdin (default 10). */
-void main(void) {
- char *argv[8];
- unsigned char argc = argv_parse(argv, 8);
- char *nv = optval(argv, argc, 'n');
- unsigned char n = 10, lines = 0, i, fd = NOFD;
- char *fname = 0;
- int ch;
- if (nv) n = atou(nv);
- for (i = 0; i < argc; i++) {
- if (argv[i][0] == '-') continue;
- if (nv == argv[i]) continue;
- if (!nv && argv[i][0] >= '0' && argv[i][0] <= '9') { n = atou(argv[i]); continue; }
- fname = argv[i]; break;
- }
- if (fname) {
- fd = open(fname, O_READ);
- if (fd > 3) { puts("head: no such file"); nl(); return; }
- }
- for (;;) {
- if (fd > 3) { char c = readc(); if (c == EOF) break; ch = c; }
- else { ch = fgetc(fd); if (ch < 0) break; }
- if (lines < n) putc((char)ch);
- if (ch == '\n') lines++;
- }
- if (fd != NOFD) close(fd);
-}