Archives/cfenollosa_os-tutorial
1
0
Fork 0
mirror of https://github.com/cfenollosa/os-tutorial.git synced 2024-10-27 20:34:19 +00:00
Code Issues Projects Releases Wiki Activity

Update string.c

Browse Source 
K&R  fast implementation of reverse
This commit is contained in:
Hamza Saidu 2022-10-09 11:05:15 +01:00 committed by GitHub
parent 7aff64740e
commit 5b5420f95a
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 10 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
21-shell/libc/string.c
View File

@ -17,13 +17,16 @@ void int_to_ascii(int n, char str[]) {
reverse(str);
}
/* K&R */
void reverse(char s[]){
int c, i, j;
for (i = 0, j = strlen(s)-1; i < j; i++, j--) {
c = s[i];
s[i] = s[j];
s[j] = c;
char tmp;
int l, j;
l = strlen(s);
for (j = 0; j < l/2; j++){
tmp = s[l - j - 1];
s[l - j - 1] = s[j];
s[j] = tmp;
}
}