From 5431fec6726c18234c9c28b014cc6f18a0d79884 Mon Sep 17 00:00:00 2001
From: "@syxhe" <https://t.me/syxhe>
Date: Fri, 6 Jun 2025 14:09:32 -0500
Subject: Style touchup

---
 src/ll.c | 43 ++++++++++++++-----------------------------
 1 file changed, 14 insertions(+), 29 deletions(-)

(limited to 'src/ll.c')

diff --git a/src/ll.c b/src/ll.c
index b8d0d4c..908f25f 100644
--- a/src/ll.c
+++ b/src/ll.c
@@ -66,15 +66,12 @@ void dlinkedlist_free(void *dll) {
 }
 
 int dlinkedlist_size(const dlinkedlist * const ll) {
-    if(!ll)
-        RETURNWERR(EINVAL, -1);
-
+    if(!ll) ERRRET(EINVAL, -1);
     return ll->size;
 }
 
 int dlinkedlist_handlefirstnode(dlinkedlist * const ll, void *data, dll_freecb fcb) {
-    if(!ll)
-        RETURNWERR(EINVAL, 1);
+    if(!ll) ERRRET(EINVAL, 1);
     if(ll->size > 0)
         return 1;
 
@@ -92,10 +89,7 @@ int dlinkedlist_handlefirstnode(dlinkedlist * const ll, void *data, dll_freecb f
 }
 
 int dlinkedlist_xxxend(dlinkedlist * const ll, void *data, dll_freecb fcb, char op) {
-    if(!ll)
-        RETURNWERR(EINVAL, 1);
-    if(op != 'a' && op != 'p')
-        RETURNWERR(EINVAL, 1);
+    if(!ll || (op != 'a' && op != 'p')) ERRRET(EINVAL, 1);
 
     int handleret;
     if((handleret = dlinkedlist_handlefirstnode(ll, data, fcb)) == 0)
@@ -126,6 +120,8 @@ int dlinkedlist_xxxend(dlinkedlist * const ll, void *data, dll_freecb fcb, char
     ll->size++;
     return 0;
 }
+// TODO: Figure out where the memory leak gcc keeps complaining about is & fix it
+
 
 int dlinkedlist_append(dlinkedlist * const ll, void *data, dll_freecb fcb) {
     return dlinkedlist_xxxend(ll, data, fcb, 'a');
@@ -136,10 +132,8 @@ int dlinkedlist_prepend(dlinkedlist * const ll, void *data, dll_freecb fcb) {
 }
 
 dllnode * dlinkedlist_getnode(const dlinkedlist * const ll, int index) {
-    if(!ll)
-        RETURNWERR(EINVAL, NULL);
-    if(index < 0 || index >= ll->size)
-        RETURNWERR(EINVAL, NULL);
+    if(!ll) ERRRET(EINVAL, NULL);
+    if(index < 0 || index >= ll->size) ERRRET(EINVAL, NULL);
 
     if(index == 0)
         return ll->start;
@@ -157,10 +151,8 @@ dllnode * dlinkedlist_getnode(const dlinkedlist * const ll, int index) {
 }
 
 int dlinkedlist_insert(dlinkedlist * const ll, void *data, dll_freecb fcb, int index) {
-    if(!ll)
-        RETURNWERR(EINVAL, 1);
-    if(index < 0 || index >= ll->size)
-        RETURNWERR(EINVAL, 1);
+    if(!ll) ERRRET(EINVAL, 1);
+    if(index < 0 || index >= ll->size) ERRRET(EINVAL, 1);
 
     // Handle the special cases of appending or prepending
     if(index == 0)
@@ -188,10 +180,8 @@ int dlinkedlist_insert(dlinkedlist * const ll, void *data, dll_freecb fcb, int i
 }
 
 int dlinkedlist_remove(dlinkedlist * const ll, int index) {
-    if(!ll)
-        RETURNWERR(EINVAL, 1);
-    if(index < 0 || index >= ll->size)
-        RETURNWERR(EINVAL, 2);
+    if(!ll) ERRRET(EINVAL, 1);
+    if(index < 0 || index >= ll->size) ERRRET(EINVAL, 2);
 
     dllnode *current = dlinkedlist_getnode(ll, index);
     if(!current)
@@ -226,10 +216,7 @@ void* dlinkedlist_get(const dlinkedlist * const ll, int index) {
 }
 
 int dlinkedlist_foreach(dlinkedlist *ll, int (*callback)(void*)) {
-    if(!ll)
-        RETURNWERR(EINVAL, -1);
-    if(!callback)
-        RETURNWERR(EINVAL, -1);
+    if(!ll || callback == NULL) ERRRET(EINVAL, -1);
 
     for(dllnode *p = ll->start; p != NULL; p = p->next)
         callback(p->data);
@@ -238,10 +225,8 @@ int dlinkedlist_foreach(dlinkedlist *ll, int (*callback)(void*)) {
 }
 
 void * dlinkedlist_poplast(dlinkedlist *ll) {
-    if(!ll)
-        RETURNWERR(EINVAL, NULL);
-    if(dlinkedlist_isempty(ll))
-        RETURNWERR(ENODATA, NULL);
+    if(!ll) ERRRET(EINVAL, NULL);
+    if(dlinkedlist_isempty(ll)) ERRRET(ENODATA, NULL);
 
     void *data = dlinkedlist_get(ll, ll->size - 1);
     dlinkedlist_remove(ll, ll->size - 1);
-- 
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