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Memory cleanups and fix for echo "foo" | sed 's/foo/bar/;H;q'

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This commit is contained in:
Glenn L McGrath 2003-09-14 16:28:08 +00:00
parent 8417c8c38b
commit 294d113adb
1 changed files with 20 additions and 6 deletions
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20
editors/sed.c
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@ -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);
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);
}
pattern_space = xrealloc(pattern_space, pattern_space_size + strlen(hold_space) + 2);
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);
}
break;
}
case 'h': /* Replace hold space with pattern space */