Function comments (v1)

src/string/string.c

@@ -6,6 +6,16 @@
 
 #include <stddef.h>
 
+/*
+ * strcpy - copy a NULL-terminated string
+ * @dest: destination buffer where the string is copied
+ * @src:  source string to copy from
+ *
+ * Copies the string pointed to by @src (including the terminating
+ * NULL byte) into the buffer pointed to by @dest.
+ *
+ * Return: pointer to the destination string (@dest)
+ */
 char* strcpy(char *dest, const char *src)
 {
     char *temp = dest;
@@ -13,7 +23,21 @@ char* strcpy(char *dest, const char *src)
     return temp;
 }
 
-// https://stackoverflow.com/questions/2488563/strcat-implementation
+/*
+ * strcat - append a NUL-terminated string
+ * @dest: destination buffer containing the initial string
+ * @src:  source string to append
+ *
+ * Appends the string pointed to by @src to the end of the string
+ * pointed to by @dest. The terminating NUL byte in @dest is
+ * overwritten and a new terminating NUL byte is added.
+ *
+ * The destination buffer must be large enough to hold the result.
+ *
+ * Taken from: https://stackoverflow.com/questions/2488563/strcat-implementation
+ *
+ * Return: pointer to the destination string (@dest)
+ */
 char *strcat(char *dest, const char *src)
 {
     size_t i,j;
@@ -26,7 +50,21 @@ char *strcat(char *dest, const char *src)
     return dest;
 }
 
-// https://stackoverflow.com/questions/14159625/implementation-of-strncpy
+/*
+ * strncpy - copy a string with length limit
+ * @dst: destination buffer
+ * @src: source string
+ * @n:   maximum number of bytes to copy
+ *
+ * Copies up to @n bytes from @src to @dst. Copying stops early if a
+ * NULL byte is encountered in @src. If @src is shorter than @n, the
+ * remaining bytes in @dst are left unchanged in this implementation.
+ *
+ * Note: This differs slightly from the standard strncpy behavior,
+ * which pads the remaining bytes with NULL.
+ *
+ * Taken from: https://stackoverflow.com/questions/14159625/implementation-of-strncpy
+ */
 void strncpy(char* dst, const char* src, size_t n)
 {
    size_t i = 0;