From: nishi <nishi@d4a5a174-5a4a-5b4b-b672-37683c10d7d5>
Date: Wed, 29 May 2024 05:48:36 +0000 (+0000)
Subject: add atof
X-Git-Url: http://10.10.0.4:5575/?a=commitdiff_plain;h=0654d2dabf595dc7a7aa503d016af8cb28885c32;p=dataworks.git

add atof

git-svn-id: file:///raid/svn-main/nishi-dataworks/trunk@135 d4a5a174-5a4a-5b4b-b672-37683c10d7d5
---

diff --git a/Client/main.c b/Client/main.c
index a0dfbce..b330acd 100644
--- a/Client/main.c
+++ b/Client/main.c
@@ -130,7 +130,7 @@ int main(int argc, char** argv) {
 			printf("This system is big-endian.\n");
 		}
 		printf("\n");
-		if(!dataworks_get_if_supported()){
+		if(!dataworks_get_if_supported()) {
 			printf("!!! THIS PLATFORM IS UNSUPPORTED! !!!\n\n");
 		}
 		printf("%s\n", dataworks_get_copyright());
diff --git a/Library/dataworks.c b/Library/dataworks.c
index 12c7b87..def7b61 100644
--- a/Library/dataworks.c
+++ b/Library/dataworks.c
@@ -62,7 +62,7 @@ char dataworks_get_endian(void) {
 }
 
 const char* dataworks_get_copyright(void) { return dataworks_copyright; }
-bool dataworks_get_if_supported(void){
+bool dataworks_get_if_supported(void) {
 #ifdef SUPPORTED
 	return true;
 #else
diff --git a/Library/dw_util.h b/Library/dw_util.h
index dade3b6..736c19d 100644
--- a/Library/dw_util.h
+++ b/Library/dw_util.h
@@ -51,6 +51,7 @@ char* __dw_strcat(const char* a, const char* b);
 bool __dw_strcaseequ(const char* a, const char* b);
 bool __dw_lockfile(struct dataworks_db* db);
 bool __dw_unlockfile(struct dataworks_db* db);
+double __dw_atof(const char* str);
 
 #define __dw_xstr(x) #x
 #define __dw_str(x) __dw_xstr(x)
diff --git a/Library/util.c b/Library/util.c
index 849570f..1ef6b46 100644
--- a/Library/util.c
+++ b/Library/util.c
@@ -100,3 +100,24 @@ bool __dw_unlockfile(struct dataworks_db* db) {
 	db->locked = false;
 	return true;
 }
+
+double __dw_atof(const char* str) {
+	double num = 0;
+	bool pr = false;
+	int i;
+	double mul = 10;
+	for(i = 0; str[i] != 0; i++) {
+		if(str[i] >= '0' && str[i] <= '9') {
+			if(!pr) {
+				num *= 10;
+				num += str[i] - '0';
+			} else {
+				num += (str[i] - '0') / mul;
+				mul *= 10;
+			}
+		} else if(str[i] == '.') {
+			pr = true;
+		}
+	}
+	return str[0] == '-' ? -num : num;
+}