From 9e2b6db36ab6486172fccd0e1786532826d58c53 Mon Sep 17 00:00:00 2001
From: Rob Landley <rob@landley.net>
Date: Sun, 15 Jul 2012 17:22:04 -0500
Subject: Genericize llist code a bit: rename llist_free() to llist_traverse(),
 and no longer accept NULL as a synonym for free.

---
 toys/df.c    | 2 +-
 toys/patch.c | 6 +++---
 toys/tail.c  | 4 ++--
 toys/toysh.c | 2 +-
 toys/which.c | 2 +-
 5 files changed, 8 insertions(+), 8 deletions(-)

(limited to 'toys')

diff --git a/toys/df.c b/toys/df.c
index cff8584e..72c15195 100644
--- a/toys/df.c
+++ b/toys/df.c
@@ -150,5 +150,5 @@ void df_main(void)
 		}
 	}
 
-	if (CFG_TOYBOX_FREE) llist_free(mtlist, NULL);
+	if (CFG_TOYBOX_FREE) llist_traverse(mtlist, free);
 }
diff --git a/toys/patch.c b/toys/patch.c
index 95702ae6..647bb18f 100644
--- a/toys/patch.c
+++ b/toys/patch.c
@@ -108,7 +108,7 @@ static void fail_hunk(void)
 	// this file and advance to next file.
 
 	TT.state = 2;
-	llist_free(TT.current_hunk, do_line);
+	llist_traverse(TT.current_hunk, do_line);
 	TT.current_hunk = NULL;
 	delete_tempfile(TT.filein, TT.fileout, &TT.tempname);
 	TT.state = 0;
@@ -221,13 +221,13 @@ static int apply_one_hunk(void)
 out:
 	// We have a match.  Emit changed data.
 	TT.state = "-+"[reverse];
-	llist_free(TT.current_hunk, do_line);
+	llist_traverse(TT.current_hunk, do_line);
 	TT.current_hunk = NULL;
 	TT.state = 1;
 done:
 	if (buf) {
 		buf->prev->next = NULL;
-		llist_free(buf, do_line);
+		llist_traverse(buf, do_line);
 	}
 
 	return TT.state;
diff --git a/toys/tail.c b/toys/tail.c
index a029eca9..8783d6ba 100644
--- a/toys/tail.c
+++ b/toys/tail.c
@@ -130,7 +130,7 @@ static int try_lseek(int fd, long bytes, long lines)
 	}
 
 	// Output stored data
-	llist_free(list, dump_chunk);
+	llist_traverse(list, dump_chunk);
 
 	// In case of -f
 	lseek(fd, bytes, SEEK_SET);
@@ -201,7 +201,7 @@ static void do_tail(int fd, char *name)
 		}
 
 		// Output/free the buffer.
-		llist_free(list, dump_chunk);
+		llist_traverse(list, dump_chunk);
 
 	// Measuring from the beginning of the file.
 	} else for (;;) {
diff --git a/toys/toysh.c b/toys/toysh.c
index 365c47fc..c2f494d3 100644
--- a/toys/toysh.c
+++ b/toys/toysh.c
@@ -342,7 +342,7 @@ static void handle(char *command)
 		// Run those commands
 
 		run_pipeline(&line);
-		llist_free(line.cmd, free_cmd);
+		llist_traverse(line.cmd, free_cmd);
 	}
 }
 
diff --git a/toys/which.c b/toys/which.c
index 0ffc725a..4923859c 100644
--- a/toys/which.c
+++ b/toys/which.c
@@ -53,7 +53,7 @@ static int which_in_path(char *filename)
 			puts(list->str);
 			// If we should stop at one match, do so
 			if (!toys.optflags) {
-				llist_free(list, NULL);
+				llist_traverse(list, free);
 				break;
 			}
 		}
-- 
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