From 8b79b8149d1e23d90b5871f980aec65d8aa7ae23 Mon Sep 17 00:00:00 2001
From: physick <mynameisgennadiy@vk.com>
Date: Wed, 15 Jul 2026 17:46:13 +0500
Subject: Puzzle infrastructure pt 1.

---
 src/utils/stringBuilder.c | 26 +++++++++++++++++++++-----
 src/utils/stringBuilder.h |  3 ++-
 2 files changed, 23 insertions(+), 6 deletions(-)

(limited to 'src/utils')

diff --git a/src/utils/stringBuilder.c b/src/utils/stringBuilder.c
index 805fb34..485a83b 100644
--- a/src/utils/stringBuilder.c
+++ b/src/utils/stringBuilder.c
@@ -2,7 +2,7 @@
 #include <stdlib.h>
 #include <string.h>
 
-void AppendStringBuilder(StringBuilder *sb, const char *str, char separator) {
+void AppendStringBuilder(StringBuilder *sb, const char *str) {
     size_t str_len = strlen(str);
     if (sb->val == NULL) {
         sb->val = malloc(str_len + 1);
@@ -10,17 +10,33 @@ void AppendStringBuilder(StringBuilder *sb, const char *str, char separator) {
         memcpy(sb->val, str, str_len);
         sb->len = str_len;
     } else {
-        char *appended = realloc(sb->val, sb->len + str_len + 2);
+        char *appended = realloc(sb->val, sb->len + str_len + 1);
         if (appended == NULL) return;
         sb->val = appended;
 
-        sb->val[sb->len] = separator;
-        memcpy(sb->val + sb->len + 1, str, str_len);
-        sb->len = sb->len + str_len + 1;
+        memcpy(sb->val + sb->len, str, str_len);
+        sb->len = sb->len + str_len;
     }
     sb->val[sb->len] = 0x0;
 }
 
+void AppendStringBuilderSep(StringBuilder *sb, const char *str, char separator) {
+    size_t str_len = strlen(str);
+    if (sb->val == NULL) {
+        AppendStringBuilder(sb, str);
+        return;
+    }
+
+    char *appended = realloc(sb->val, sb->len + str_len + 2);
+    if (appended == NULL) return;
+    sb->val = appended;
+
+    sb->val[sb->len] = separator;
+    memcpy(sb->val + sb->len + 1, str, str_len);
+    sb->len = sb->len + str_len + 1;
+    sb->val[sb->len] = 0x0;
+}
+
 void FreeStringBuilder(StringBuilder *sb) {
     if (sb->val != NULL) {
         free(sb->val);
diff --git a/src/utils/stringBuilder.h b/src/utils/stringBuilder.h
index a9730a2..07da46f 100644
--- a/src/utils/stringBuilder.h
+++ b/src/utils/stringBuilder.h
@@ -8,7 +8,8 @@ typedef struct {
     size_t len;
 } StringBuilder;
 
-void AppendStringBuilder(StringBuilder *sb, const char *str, char separator);
+void AppendStringBuilder(StringBuilder *sb, const char *str);
+void AppendStringBuilderSep(StringBuilder *sb, const char *str, char separator);
 void FreeStringBuilder(StringBuilder *sb);
 
 #endif // SB_H
-- 
cgit v1.3