version shell-V with commented out code

1 files changed, 122 insertions, 19 deletions

diff --git a/queue.c b/queue.c
index eed3cf8..3787236 100644
--- a/queue.c
+++ b/queue.c
@@ -1,13 +1,14 @@
 #include "queue.h"
 #include <stdlib.h>
 
-void queue_init(struct queue *q)
+#if 0
+void w_queue_init(struct w_queue *q)
 {
     q->first = NULL;
     q->last = NULL;
 }
 
-void queue_push(struct queue *q, char *word)
+void w_queue_push(struct w_queue *q, char *word)
 {
     struct word_item *tmp = malloc(sizeof(struct word_item));
     tmp->word = word;
@@ -20,32 +21,19 @@ void queue_push(struct queue *q, char *word)
         q->last = q->last->next;
     }
 }
-
-void queue_clear(struct queue *q)
+#endif
+void w_queue_clear(struct w_queue *q)
 {
     struct word_item *tmp;
     while(q->first) {
         tmp = q->first;
         q->first = q->first->next;
-        free(tmp->word);
         free(tmp);
     }
     q->last = NULL;
 }
 
-#if 0
-void queue_processing(const struct queue *q, void (*callback)(char*))
-{
-    struct word_item *tmp;
-    tmp = q->first;
-    while(tmp) {
-        callback(tmp->word);
-        tmp = tmp->next;
-    }
-}
-#endif
-
-int queue_get_word_count(const struct queue *q)
+int w_queue_get_word_count(const struct w_queue *q)
 {
     struct word_item *tmp;
     int counter;
@@ -54,7 +42,7 @@ int queue_get_word_count(const struct queue *q)
     return counter;
 }
 
-void queue_copy_words_to_args(const struct queue *q, char **cmdline)
+void w_queue_copy_words_to_args(const struct w_queue *q, char **cmdline)
 {
     struct word_item *tmp;
     int mas_idx;
@@ -62,3 +50,118 @@ void queue_copy_words_to_args(const struct queue *q, char **cmdline)
         cmdline[mas_idx] = tmp->word;
     cmdline[mas_idx] = NULL;
 }
+
+void c_queue_init(struct c_queue *q)
+{
+    q->first = NULL;
+    q->last = NULL;
+    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;
+}
+
+char** c_queue_pop(struct c_queue *q)
+{
+    if(!q->last_extracted_item) {
+        if(q->first) {
+            q->last_extracted_item = q->first;
+            return q->last_extracted_item->cmdline;
+        }
+        return NULL;
+    } else {
+        if(q->last_extracted_item->next) {
+            q->last_extracted_item = q->last_extracted_item->next;
+            return q->last_extracted_item->cmdline;
+        }
+        return NULL;
+    }
+}
+
+void c_queue_clear(struct c_queue *q)
+{
+    struct cmdline_item *tmp = NULL;
+    while(q->first) {
+        int i;
+        for(i = 0; q->first->cmdline[i]; ++i)
+            free(q->first->cmdline[i]);
+        free(q->first->cmdline);
+        tmp = q->first;
+        q->first = q->first->next;
+        free(tmp);
+    }
+    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)
+{
+    struct pid_item *tmp = q->first;
+    while(tmp) {
+        if(tmp->pid == pid)
+            return 1;
+        tmp = tmp->next;
+    }
+    return 0;
+}
+
+int p_queue_get_process_quantity(struct p_queue *q)
+{
+    int counter = 0;
+    struct pid_item *tmp = q->first;
+    while(tmp) {
+        ++counter;
+        tmp = tmp->next;
+    }
+    return counter;
+}
+
+void p_queue_clear(struct p_queue *q)
+{
+    struct pid_item *tmp = NULL;
+    while(q->first) {
+        tmp = q->first;
+        q->first = q->first->next;
+        free(tmp);
+    }
+    q->last = NULL;
+}