From 2abd9f5a5190335626b8924be3b6b74830bd4b9e Mon Sep 17 00:00:00 2001
From: BENEDEK <lacbenedek@gmail.com>
Date: Tue, 16 Apr 2024 11:34:54 +0200
Subject: [PATCH] cmake: warnings

---
 CMakeLists.txt                   |  3 ++-
 inc/cex/containers/linked_list.h | 12 ++++++------
 src/cex/containers/linked_list.c |  3 +++
 3 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 43826a4..19871d7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,7 +4,8 @@ project(cex)
 include(CMakePrintHelpers)
 
 set(CMAKE_C_COMPILER clang)
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Werror")
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c17")
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Werror")
 
 set(CMAKE_EXPORT_COMPILE_COMMANDS true)
 
diff --git a/inc/cex/containers/linked_list.h b/inc/cex/containers/linked_list.h
index ede282d..ec8f0f1 100644
--- a/inc/cex/containers/linked_list.h
+++ b/inc/cex/containers/linked_list.h
@@ -5,6 +5,8 @@
 #include <stddef.h>
 #include <stdint.h>
 
+typedef int64_t index_t;
+
 typedef struct linked_list_node_t {
   struct linked_list_node_t* prev;
   struct linked_list_node_t* next;
@@ -14,12 +16,10 @@ typedef struct linked_list_node_t {
 
 typedef struct {
   linked_list_node_t* first;
-  size_t length;
+  index_t length;
   size_t data_size;
 } linked_list_t;
 
-typedef int64_t index_t;
-
 typedef void (*list_iterator_t)(index_t index, void* data, void* arg);
 typedef bool (*list_filter_t)(index_t index, const void* data, void* arg);
 
@@ -45,9 +45,9 @@ void LL_set(linked_list_t* list, index_t index, const void* data);
 void LL_iterate(linked_list_t* list, list_iterator_t func, void* arg);
 void LL_iterate_range(linked_list_t* list, list_iterator_t func, void* arg, index_t from, index_t to);
 
-void LL_ITER_COPY(index_t _, void* data, void* list);
-void LL_ITER_SUM(index_t _, void* data, void* result);
-void LL_ITER_PRINT(index_t i, void* data, void* _);
+void LL_ITER_COPY(index_t, void* data, void* list);
+void LL_ITER_SUM(index_t, void* data, void* result);
+void LL_ITER_PRINT(index_t i, void* data, void*);
 
 linked_list_t LL_filter(linked_list_t* list, list_filter_t func, void* arg);
 linked_list_t LL_filter_range(linked_list_t* list, list_filter_t func, void* arg, index_t from, index_t to);
diff --git a/src/cex/containers/linked_list.c b/src/cex/containers/linked_list.c
index e05fce2..cd590a8 100644
--- a/src/cex/containers/linked_list.c
+++ b/src/cex/containers/linked_list.c
@@ -183,13 +183,16 @@ linked_list_t LL_filter(linked_list_t* list, list_filter_t func, void* arg) {
 }
 
 void LL_ITER_COPY(index_t _, void* data, void* list) {
+  (void)_;
   LL_add_value((linked_list_t*)list, data);
 }
 
 void LL_ITER_SUM(index_t _, void* data, void* result) {
+  (void)_;
   *(int64_t*)result += *(int64_t*)data;
 }
 
 void LL_ITER_PRINT(index_t i, void* data, void* _) {
+  (void)_;
   printf("#%ld: %ld\n", i, *(int64_t*)data);
 }
\ No newline at end of file