diff options
Diffstat (limited to 'editors')
| -rw-r--r-- | editors/sed.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/editors/sed.c b/editors/sed.c index d14b6f7..d1db5fa 100644 --- a/editors/sed.c +++ b/editors/sed.c @@ -406,7 +406,7 @@ static char *parse_cmd_str(sed_cmd_t * const sed_cmd, char *cmdstr) cmdstr += parse_file_cmd(sed_cmd, cmdstr); } /* handle branch commands */ - else if (strchr(":b", sed_cmd->cmd)) { + else if (strchr(":bt", sed_cmd->cmd)) { int length; cmdstr += strspn(cmdstr, " "); @@ -724,6 +724,7 @@ static void process_file(FILE *file) do { char *next_line; sed_cmd_t *sed_cmd; + int substituted = 0; /* Read one line in advance so we can act on the last line, the '$' address */ next_line = bb_get_chomped_line_from_file(file); @@ -793,20 +794,16 @@ static void process_file(FILE *file) */ /* we print the line once, unless we were told to be quiet */ - if (!be_quiet) { - altered |= do_subst_command(sed_cmd, &line); - if (altered && ((sed_cmd->linear == NULL) || (sed_cmd->linear->cmd != 's'))) { - puts(line); - } + substituted = do_subst_command(sed_cmd, &line); + altered |= substituted; + if (!be_quiet && altered && ((sed_cmd->linear == NULL) || (sed_cmd->linear->cmd != 's'))) { + puts(line); } /* we also print the line if we were given the 'p' flag * (this is quite possibly the second printing) */ - if (sed_cmd->sub_p) { - altered |= do_subst_command(sed_cmd, &line); - if (altered) { - puts(line); - } + if ((sed_cmd->sub_p) && altered) { + puts(line); } break; case 'a': @@ -867,6 +864,11 @@ static void process_file(FILE *file) case 'b': sed_cmd = branch_to(sed_cmd->label); break; + case 't': + if (substituted) { + sed_cmd = branch_to(sed_cmd->label); + } + break; // case ':': // break; } |