From 861efcd159e9ba5478a3553a38d69134c9a48741 Mon Sep 17 00:00:00 2001
From: Alex Kotov <kotovalexarian@gmail.com>
Date: Tue, 18 Jan 2022 12:44:55 +0500
Subject: [PATCH] Remove func kernaux_itoa

---
 include/kernaux/itoa.h |  3 ---
 src/itoa.c             | 41 -----------------------------------------
 tests/test_itoa.c      | 24 ------------------------
 3 files changed, 68 deletions(-)

diff --git a/include/kernaux/itoa.h b/include/kernaux/itoa.h
index b9eddd2..def7dbe 100644
--- a/include/kernaux/itoa.h
+++ b/include/kernaux/itoa.h
@@ -10,9 +10,6 @@ extern "C" {
 // uint64_t: "18446744073709551615"
 #define KERNAUX_ITOA_BUFFER_SIZE 21
 
-// TODO: remove this
-void kernaux_itoa(int d, char *buf, int base);
-
 void kernaux_utoa10(uint64_t value, char *buffer);
 
 #ifdef __cplusplus
diff --git a/src/itoa.c b/src/itoa.c
index 34cd603..8902e82 100644
--- a/src/itoa.c
+++ b/src/itoa.c
@@ -3,47 +3,6 @@
 #endif
 
 #include <kernaux/itoa.h>
-#include <kernaux/libc.h>
-
-void kernaux_itoa(const int d, char *buf, const int base)
-{
-    char *p = buf;
-    char *p1, *p2;
-    unsigned long ud = d;
-    int divisor = 10;
-
-    // If %d is specified and D is minus, put '-' in the head.
-    if (base == 'd' && d < 0) {
-        *p++ = '-';
-        buf++;
-        ud = -d;
-    }
-    else if (base == 'x') {
-        divisor = 16;
-    }
-
-    // Divide UD by DIVISOR until UD == 0.
-    do {
-        int remainder = ud % divisor;
-        *p++ = (remainder < 10) ? remainder + '0' : remainder + 'A' - 10;
-    }
-    while (ud /= divisor);
-
-    // Terminate BUF.
-    *p = '\0';
-
-    // Reverse BUF.
-    p1 = buf;
-    p2 = p - 1;
-
-    while (p1 < p2) {
-        char tmp = *p1;
-        *p1 = *p2;
-        *p2 = tmp;
-        p1++;
-        p2--;
-    }
-}
 
 void kernaux_utoa10(uint64_t value, char *buffer)
 {
diff --git a/tests/test_itoa.c b/tests/test_itoa.c
index 09ec675..5c1e926 100644
--- a/tests/test_itoa.c
+++ b/tests/test_itoa.c
@@ -48,30 +48,6 @@ static const struct {
 
 int main()
 {
-    {
-        char buffer[10];
-
-        kernaux_itoa(495, buffer, 'd');
-
-        assert(buffer[0] == '4');
-        assert(buffer[1] == '9');
-        assert(buffer[2] == '5');
-        assert(buffer[3] == '\0');
-    }
-
-    {
-        char buffer[10];
-
-        kernaux_itoa(-7012, buffer, 'd');
-
-        assert(buffer[0] == '-');
-        assert(buffer[1] == '7');
-        assert(buffer[2] == '0');
-        assert(buffer[3] == '1');
-        assert(buffer[4] == '2');
-        assert(buffer[5] == '\0');
-    }
-
     char buffer[KERNAUX_ITOA_BUFFER_SIZE];
 
     for (