New commands, 'G' and 'H'

1 files changed, 21 insertions, 1 deletions

diff --git a/editors/sed.c b/editors/sed.c
index bda359219..6beba0661 100644
--- a/editors/sed.c
+++ b/editors/sed.c
@@ -483,7 +483,7 @@ static char *parse_cmd_str(sed_cmd_t * sed_cmd, char *cmdstr)
         /* if it wasnt a single-letter command that takes no arguments
          * then it must be an invalid command.
          */
-        else if (strchr("dghnNpPqx={}", sed_cmd->cmd) == 0) {
+        else if (strchr("dgGhHnNpPqx={}", sed_cmd->cmd) == 0) {
                 bb_error_msg_and_die("Unsupported command %c", sed_cmd->cmd);
         }
 
@@ -1034,10 +1034,30 @@ static void process_file(FILE * file)
                                         free(pattern_space);
                                         pattern_space = strdup(hold_space);
                                         break;
+                                case 'G': {     /* Append newline and hold space to pattern space */
+                                        int pattern_space_size = 0;
+                                        if (pattern_space) {
+                                                pattern_space_size = strlen(pattern_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 */
                                         free(hold_space);
                                         hold_space = strdup(pattern_space);
                                         break;
+                                case 'H': {     /* Append newline and pattern space to hold space */
+                                        int hold_space_size = 0;
+                                        if (hold_space) {
+                                                hold_space_size = strlen(hold_space);
+                                        }
+                                        hold_space = xrealloc(hold_space, hold_space_size + strlen(pattern_space) + 2);
+                                        strcat(hold_space, "\n");
+                                        strcat(hold_space, pattern_space); 
+                                        break;
+                                }
                                 case 'x':{
                                         /* Swap hold and pattern space */
                                         char *tmp = pattern_space;