Shell-V release

Added pipeline.
Formatting shell.c (created lexical_analysys.c).
Error codes.
Some functions of queue.c are created by preprocessor.

1 files changed, 0 insertions, 58 deletions

diff --git a/queue.c b/queue.c
index 3787236..9d77d00 100644
--- a/queue.c
+++ b/queue.c
@@ -1,27 +1,6 @@
 #include "queue.h"
 #include <stdlib.h>
 
-#if 0
-void w_queue_init(struct w_queue *q)
-{
-    q->first = NULL;
-    q->last = NULL;
-}
-
-void w_queue_push(struct w_queue *q, char *word)
-{
-    struct word_item *tmp = malloc(sizeof(struct word_item));
-    tmp->word = word;
-    tmp->next = NULL;
-    if(!q->first) {
-        q->first = tmp;
-        q->last = q->first;
-    } else {
-        q->last->next = tmp;
-        q->last = q->last->next;
-    }
-}
-#endif
 void w_queue_clear(struct w_queue *q)
 {
     struct word_item *tmp;
@@ -58,22 +37,6 @@ void c_queue_init(struct c_queue *q)
     q->last_extracted_item = NULL;
 }
 
-#if 0
-void c_queue_push(struct c_queue *q, char **cmdline)
-{
-    struct cmdline_item *tmp = malloc(sizeof(struct cmdline_item));
-    tmp->cmdline = cmdline;
-    tmp->next = NULL;
-    if(!q->first) {
-        q->first = tmp;
-        q->last = q->first;
-    } else {
-        q->last->next = tmp;
-        q->last = q->last->next;
-    }
-}
-#endif
-
 int c_queue_is_empty(struct c_queue *q)
 {
     return q->last_extracted_item->next == NULL;
@@ -111,27 +74,6 @@ void c_queue_clear(struct c_queue *q)
     q->last = NULL;
     q->last_extracted_item = NULL;
 }
-#if 0
-void p_queue_init(struct p_queue *q)
-{
-    q->first = NULL;
-    q->last = NULL;
-}
-
-void p_queue_push(struct p_queue *q, int pid)
-{
-    struct pid_item *tmp = malloc(sizeof(struct pid_item));
-    tmp->pid = pid;
-    tmp->next = NULL;
-    if(!q->first) {
-        q->first = tmp;
-        q->last = q->first;
-    } else {
-        q->last->next = tmp;
-        q->last = q->last->next;
-    }
-}
-#endif
 
 int p_queue_find_pid(struct p_queue *q, int pid)
 {