From 5650d887357bf2a3fac8c5fd4f467bf8795b5fc4 Mon Sep 17 00:00:00 2001
From: allusive-dev <jasper@allusive.dev>
Date: Tue, 19 Sep 2023 17:46:20 +1000
Subject: reset

---
 src/string_utils.c | 129 -----------------------------------------------------
 1 file changed, 129 deletions(-)
 delete mode 100644 src/string_utils.c

(limited to 'src/string_utils.c')

diff --git a/src/string_utils.c b/src/string_utils.c
deleted file mode 100644
index 65af0f2..0000000
--- a/src/string_utils.c
+++ /dev/null
@@ -1,129 +0,0 @@
-// SPDX-License-Identifier: MPL-2.0
-// Copyright (c) Yuxuan Shui <yshuiv7@gmail.com>
-
-#include <string.h>
-
-#include <test.h>
-
-#include "compiler.h"
-#include "string_utils.h"
-#include "utils.h"
-
-#pragma GCC diagnostic push
-
-// gcc warns about legitimate strncpy in mstrjoin and mstrextend
-// strncpy(str, src1, len1) intentional truncates the null byte from src1.
-// strncpy(str+len1, src2, len2) uses bound depends on the source argument,
-// but str is allocated with len1+len2+1, so this strncpy can't overflow
-#pragma GCC diagnostic ignored "-Wpragmas"
-#pragma GCC diagnostic ignored "-Wstringop-truncation"
-#pragma GCC diagnostic ignored "-Wstringop-overflow"
-
-/**
- * Allocate the space and join two strings.
- */
-char *mstrjoin(const char *src1, const char *src2) {
-	auto len1 = strlen(src1);
-	auto len2 = strlen(src2);
-	auto len = len1 + len2 + 1;
-	auto str = ccalloc(len, char);
-
-	strncpy(str, src1, len1);
-	strncpy(str + len1, src2, len2);
-	str[len - 1] = '\0';
-
-	return str;
-}
-
-TEST_CASE(mstrjoin) {
-	char *str = mstrjoin("asdf", "qwer");
-	TEST_STREQUAL(str, "asdfqwer");
-	free(str);
-
-	str = mstrjoin("", "qwer");
-	TEST_STREQUAL(str, "qwer");
-	free(str);
-
-	str = mstrjoin("asdf", "");
-	TEST_STREQUAL(str, "asdf");
-	free(str);
-}
-
-/**
- * Concatenate a string on heap with another string.
- */
-void mstrextend(char **psrc1, const char *src2) {
-	if (!*psrc1) {
-		*psrc1 = strdup(src2);
-		return;
-	}
-
-	auto len1 = strlen(*psrc1);
-	auto len2 = strlen(src2);
-	auto len = len1 + len2 + 1;
-	*psrc1 = crealloc(*psrc1, len);
-
-	strncpy(*psrc1 + len1, src2, len2);
-	(*psrc1)[len - 1] = '\0';
-}
-
-TEST_CASE(mstrextend) {
-	char *str1 = NULL;
-	mstrextend(&str1, "asdf");
-	TEST_STREQUAL(str1, "asdf");
-
-	mstrextend(&str1, "asd");
-	TEST_STREQUAL(str1, "asdfasd");
-
-	mstrextend(&str1, "");
-	TEST_STREQUAL(str1, "asdfasd");
-	free(str1);
-}
-
-#pragma GCC diagnostic pop
-
-/// Parse a floating point number of form (+|-)?[0-9]*(\.[0-9]*)
-double strtod_simple(const char *src, const char **end) {
-	double neg = 1;
-	if (*src == '-') {
-		neg = -1;
-		src++;
-	} else if (*src == '+') {
-		src++;
-	}
-
-	double ret = 0;
-	while (*src >= '0' && *src <= '9') {
-		ret = ret * 10 + (*src - '0');
-		src++;
-	}
-
-	if (*src == '.') {
-		double frac = 0, mult = 0.1;
-		src++;
-		while (*src >= '0' && *src <= '9') {
-			frac += mult * (*src - '0');
-			mult *= 0.1;
-			src++;
-		}
-		ret += frac;
-	}
-
-	*end = src;
-	return ret * neg;
-}
-
-TEST_CASE(strtod_simple) {
-	const char *end;
-	double result = strtod_simple("1.0", &end);
-	TEST_EQUAL(result, 1);
-	TEST_EQUAL(*end, '\0');
-
-	result = strtod_simple("-1.0", &end);
-	TEST_EQUAL(result, -1);
-	TEST_EQUAL(*end, '\0');
-
-	result = strtod_simple("+.5", &end);
-	TEST_EQUAL(result, 0.5);
-	TEST_EQUAL(*end, '\0');
-}
-- 
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