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-rw-r--r--editors/sed.c29
1 files changed, 19 insertions, 10 deletions
diff --git a/editors/sed.c b/editors/sed.c
index 7f18fd0..f37c37d 100644
--- a/editors/sed.c
+++ b/editors/sed.c
@@ -956,13 +956,22 @@ static void puts_maybe_newline(char *s, FILE *file, char *last_puts_char, char l
*last_puts_char = lpc;
}
-static void flush_append(char *last_puts_char, char last_gets_char)
+static void flush_append(char *last_puts_char)
{
char *data;
/* Output appended lines. */
- while ((data = (char *)llist_pop(&G.append_head))) {
- puts_maybe_newline(data, G.nonstdout, last_puts_char, last_gets_char);
+ while ((data = (char *)llist_pop(&G.append_head)) != NULL) {
+ /* Append command does not respect "nonterminated-ness"
+ * of last line. Try this:
+ * $ echo -n "woot" | sed -e '/woot/a woo' -
+ * woot
+ * woo
+ * (both lines are terminated with \n)
+ * Therefore we do not propagate "last_gets_char" here,
+ * pass '\n' instead:
+ */
+ puts_maybe_newline(data, G.nonstdout, last_puts_char, '\n');
free(data);
}
}
@@ -970,13 +979,13 @@ static void flush_append(char *last_puts_char, char last_gets_char)
/* Get next line of input from G.input_file_list, flushing append buffer and
* noting if we ran out of files without a newline on the last line we read.
*/
-static char *get_next_line(char *gets_char, char *last_puts_char, char last_gets_char)
+static char *get_next_line(char *gets_char, char *last_puts_char)
{
char *temp = NULL;
int len;
char gc;
- flush_append(last_puts_char, last_gets_char);
+ flush_append(last_puts_char);
/* will be returned if last line in the file
* doesn't end with either '\n' or '\0' */
@@ -1054,7 +1063,7 @@ static void process_files(void)
int substituted;
/* Prime the pump */
- next_line = get_next_line(&next_gets_char, &last_puts_char, '\n' /*last_gets_char*/);
+ next_line = get_next_line(&next_gets_char, &last_puts_char);
/* Go through every line in each file */
again:
@@ -1068,7 +1077,7 @@ static void process_files(void)
/* Read one line in advance so we can act on the last line,
* the '$' address */
- next_line = get_next_line(&next_gets_char, &last_puts_char, last_gets_char);
+ next_line = get_next_line(&next_gets_char, &last_puts_char);
linenum++;
/* For every line, go through all the commands */
@@ -1295,7 +1304,7 @@ static void process_files(void)
free(pattern_space);
pattern_space = next_line;
last_gets_char = next_gets_char;
- next_line = get_next_line(&next_gets_char, &last_puts_char, last_gets_char);
+ next_line = get_next_line(&next_gets_char, &last_puts_char);
substituted = 0;
linenum++;
break;
@@ -1331,7 +1340,7 @@ static void process_files(void)
pattern_space[len] = '\n';
strcpy(pattern_space + len+1, next_line);
last_gets_char = next_gets_char;
- next_line = get_next_line(&next_gets_char, &last_puts_char, last_gets_char);
+ next_line = get_next_line(&next_gets_char, &last_puts_char);
linenum++;
break;
}
@@ -1435,7 +1444,7 @@ static void process_files(void)
/* Delete and such jump here. */
discard_line:
- flush_append(&last_puts_char, last_gets_char);
+ flush_append(&last_puts_char /*,last_gets_char*/);
free(pattern_space);
goto again;