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-rw-r--r--editors/sed.c26
1 files changed, 20 insertions, 6 deletions
diff --git a/editors/sed.c b/editors/sed.c
index f0a3c02..43395b3 100644
--- a/editors/sed.c
+++ b/editors/sed.c
@@ -865,6 +865,7 @@ static void process_file(FILE * file)
case 'd':
altered++;
deleted = 1;
+ force_print = 0;
break;
case 's':
@@ -1031,16 +1032,29 @@ static void process_file(FILE * file)
break;
case 'g': /* Replace pattern space with hold space */
free(pattern_space);
- pattern_space = strdup(hold_space);
+ if (hold_space) {
+ pattern_space = strdup(hold_space);
+ }
break;
case 'G': { /* Append newline and hold space to pattern space */
- int pattern_space_size = 0;
+ int pattern_space_size = 2;
+ int hold_space_size = 0;
+
if (pattern_space) {
- pattern_space_size = strlen(pattern_space);
+ pattern_space_size += strlen(pattern_space);
+ }
+ if (hold_space) {
+ hold_space_size = strlen(hold_space);
+ }
+ pattern_space = xrealloc(pattern_space, pattern_space_size + hold_space_size);
+ if (pattern_space_size == 2) {
+ strcat(pattern_space, "\n");
+ } else {
+ strcpy(pattern_space, "\n");
+ }
+ if (hold_space) {
+ strcat(pattern_space, hold_space);
}
- pattern_space = xrealloc(pattern_space, pattern_space_size + strlen(hold_space) + 2);
- strcat(pattern_space, "\n");
- strcat(pattern_space, hold_space);
break;
}
case 'h': /* Replace hold space with pattern space */