Merge pull request TheAlgorithms#511 from lachgarlahcen/master

StepfenShawn · web-flow · commit 773d9b21c658 · 2020-05-29T22:57:29.000+08:00
make strdup handle string alocation
diff --git a/exercism/hello_world/hello_world.c b/exercism/hello_world/hello_world.c
@@ -4,10 +4,7 @@
 
 const char *hello(void)
 {
-    char * ans = malloc(sizeof(char) * strlen("Hello, World!"));
-    if (!ans) return NULL;
-    strcpy(ans,"Hello, World!");
-
+    char * ans = strdup("Hello, World!");
     /* string is pointer of the first character */
     return  ans;
 }

Original file line number	Diff line number	Diff line change
`@@ -4,10 +4,7 @@`
`4`	`4`
`5`	`5`	`const char *hello(void)`
`6`	`6`	`{`
`7`		`- char * ans = malloc(sizeof(char) * strlen("Hello, World!"));`
`8`		`- if (!ans) return NULL;`
`9`		`- strcpy(ans,"Hello, World!");`
`10`		`-`
	`7`	`+ char * ans = strdup("Hello, World!");`
`11`	`8`	`/* string is pointer of the first character */`
`12`	`9`	`return ans;`
`13`	`10`	`}`