kolibrios/programs/develop/ktcc/trunk/libc.obj/source/stdlib/atoi.c
turbocat cde4fa851d libc.obj:
- Formatted by clang-format (WebKit-style).
- Removed unnecessary errno linux. 
- Added KOS error codes. 
- String functions have been replaced with more optimal ones for x86. 
- Changed wrappers for 70 sysfunction.

git-svn-id: svn://kolibrios.org@9765 a494cfbc-eb01-0410-851d-a64ba20cac60
2022-04-15 09:00:55 +00:00

26 lines
354 B
C

#include <ctype.h>
#include <stdlib.h>
/*
** atoi(s) - convert s to integer.
*/
int atoi(const char* s)
{
int sign, n;
while (isspace(*s))
++s;
sign = 1;
switch (*s) {
case '-':
sign = -1;
case '+':
++s;
}
n = 0;
while (isdigit(*s))
n = 10 * n + *s++ - '0';
return (sign * n);
}