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-rw-r--r--toys/other/tac.c68
1 files changed, 33 insertions, 35 deletions
diff --git a/toys/other/tac.c b/toys/other/tac.c
index 7a8bb4ae..78b22866 100644
--- a/toys/other/tac.c
+++ b/toys/other/tac.c
@@ -1,53 +1,51 @@
-/* vi: set sw=4 ts=4:
- *
- * tac.c - output lines in reverse order
+/* tac.c - output lines in reverse order
*
* Copyright 2012 Rob Landley <rob@landley.net>
USE_TAC(NEWTOY(tac, NULL, TOYFLAG_USR|TOYFLAG_BIN))
config TAC
- bool "tac"
- default y
- help
- usage: tac [FILE...]
+ bool "tac"
+ default y
+ help
+ usage: tac [FILE...]
- Output lines in reverse order.
+ Output lines in reverse order.
*/
#include "toys.h"
void do_tac(int fd, char *name)
{
- struct arg_list *list = NULL;
- char *c;
-
- // Read in lines
- for (;;) {
- struct arg_list *temp;
- int len;
-
- if (!(c = get_line(fd))) break;
-
- len = strlen(c);
- if (len && c[len-1]=='\n') c[len-1] = 0;
- temp = xmalloc(sizeof(struct arg_list));
- temp->next = list;
- temp->arg = c;
- list = temp;
- }
-
- // Play them back.
- while (list) {
- struct arg_list *temp = list->next;
- xputs(list->arg);
- free(list->arg);
- free(list);
- list = temp;
- }
+ struct arg_list *list = NULL;
+ char *c;
+
+ // Read in lines
+ for (;;) {
+ struct arg_list *temp;
+ int len;
+
+ if (!(c = get_line(fd))) break;
+
+ len = strlen(c);
+ if (len && c[len-1]=='\n') c[len-1] = 0;
+ temp = xmalloc(sizeof(struct arg_list));
+ temp->next = list;
+ temp->arg = c;
+ list = temp;
+ }
+
+ // Play them back.
+ while (list) {
+ struct arg_list *temp = list->next;
+ xputs(list->arg);
+ free(list->arg);
+ free(list);
+ list = temp;
+ }
}
void tac_main(void)
{
- loopfiles(toys.optargs, do_tac);
+ loopfiles(toys.optargs, do_tac);
}