From a81ae37beb91bb0277d9ba9750e63cee4ff1ad7c Mon Sep 17 00:00:00 2001
From: Mosder <git@mosder.eu>
Date: Fri, 11 Sep 2026 12:12:12 +0200
Subject: fix: added missing const specifiers

---
 src/ds/array.c | 16 ++++++++--------
 src/string.c   |  6 +++---
 2 files changed, 11 insertions(+), 11 deletions(-)

(limited to 'src')

diff --git a/src/ds/array.c b/src/ds/array.c
index 6d4ca13..61978bf 100644
--- a/src/ds/array.c
+++ b/src/ds/array.c
@@ -12,7 +12,7 @@ typedef struct {
     size_t cap;
 } Header;
 
-Header *arr2hdr(void *arr) {
+Header *arr2hdr(const void *arr) {
     return (Header *)arr - 1;
 }
 
@@ -45,7 +45,7 @@ void *expand(void *arr, size_t min_cap, size_t el_size) {
 // init array if it's not, define arr, hdr vars and expand to fit min_cap
 #define ini(min_cap)                                                    \
     !*(void**)p_arr ? *(void **)p_arr = init(init_cap, el_size) : 0;    \
-    Header *hdr = arr2hdr(*(void**)p_arr);                        \
+    Header *hdr = arr2hdr(*(void**)p_arr);                              \
     *(void **)p_arr = expand(*(void**)p_arr, min_cap, el_size);         \
     void *arr = *(void **)p_arr;                                        \
     hdr = arr2hdr(arr)
@@ -70,7 +70,7 @@ void mos_arr_put_fn(void *p_arr, size_t i, size_t el_size, size_t init_cap) {
     }
 }
 
-size_t mos_arr_append_n_fn(void *p_arr, void *items, size_t n, size_t el_size, size_t init_cap) {
+size_t mos_arr_append_n_fn(void *p_arr, const void *items, size_t n, size_t el_size, size_t init_cap) {
     ini(hdr->len + n);
     size_t i = hdr->len;
 
@@ -79,7 +79,7 @@ size_t mos_arr_append_n_fn(void *p_arr, void *items, size_t n, size_t el_size, s
     return i;
 }
 
-size_t mos_arr_insert_n_fn(void *p_arr, size_t i, void *items, size_t n, size_t el_size, size_t init_cap) {
+size_t mos_arr_insert_n_fn(void *p_arr, size_t i, const void *items, size_t n, size_t el_size, size_t init_cap) {
     ini(hdr->len + n);
     if (i >= hdr->len)
         return mos_arr_append_n_fn(p_arr, items, n, el_size, init_cap);
@@ -90,7 +90,7 @@ size_t mos_arr_insert_n_fn(void *p_arr, size_t i, void *items, size_t n, size_t
     return i;
 }
 
-size_t mos_arr_put_n_fn(void *p_arr, size_t i, void *items, size_t n, size_t el_size, size_t init_cap) {
+size_t mos_arr_put_n_fn(void *p_arr, size_t i, const void *items, size_t n, size_t el_size, size_t init_cap) {
     ini(i + n + 1);
     if (i > hdr->len) {
         memset((char *)arr + hdr->len * el_size, 0, (i - hdr->len) * el_size);
@@ -102,7 +102,7 @@ size_t mos_arr_put_n_fn(void *p_arr, size_t i, void *items, size_t n, size_t el_
     return i;
 }
 
-size_t mos_arr_concat_fn(void *p_arr, void *arr2, size_t el_size, size_t init_cap) {
+size_t mos_arr_concat_fn(void *p_arr, const void *arr2, size_t el_size, size_t init_cap) {
     size_t arr2_len = mos_arr_len(arr2);
     if (arr2_len == 0)
         return -1;
@@ -142,7 +142,7 @@ size_t mos_arr_del_right_fn(void *arr, size_t n) {
     return new_n;
 }
 
-size_t mos_arr_len(void *arr) {
+size_t mos_arr_len(const void *arr) {
     if (!arr)
         return 0;
     return arr2hdr(arr)->len;
@@ -159,7 +159,7 @@ size_t mos_arr_set_len_fn(void *p_arr, size_t len, size_t el_size, size_t init_c
     return del;
 }
 
-size_t mos_arr_cap(void *arr) {
+size_t mos_arr_cap(const void *arr) {
     if (!arr)
         return 0;
     return arr2hdr(arr)->cap;
diff --git a/src/string.c b/src/string.c
index 91ebb79..c744578 100644
--- a/src/string.c
+++ b/src/string.c
@@ -15,7 +15,7 @@ MosStringSlice mos_ss_copy(MosStringSlice ss) {
     return mos_ss_from_vars(ss.data, ss.len);
 }
 
-MosStringSlice mos_ss_from_arr(char *arr) {
+MosStringSlice mos_ss_from_arr(const char *arr) {
     return mos_ss_from_vars(arr, mos_arr_len(arr));
 }
 
@@ -117,11 +117,11 @@ int mos_ss_del_suffix(MosStringSlice *ss, MosStringSlice suffix) {
     return 1;
 }
 
-int mos_ss_del_prefix_str(MosStringSlice *ss, char *prefix) {
+int mos_ss_del_prefix_str(MosStringSlice *ss, const char *prefix) {
     return mos_ss_del_prefix(ss, mos_ss_from_str(prefix));
 }
 
-int mos_ss_del_suffix_str(MosStringSlice *ss, char *suffix) {
+int mos_ss_del_suffix_str(MosStringSlice *ss, const char *suffix) {
     return mos_ss_del_suffix(ss, mos_ss_from_str(suffix));
 }
 
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