cpython/Python/pystrcmp.c at 3.13 · python/cpython · GitHub

Name: cpython/Python/pystrcmp.c at 3.13 · python/cpython · GitHub
Rating: 4.5 (3467 reviews)
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/* Cross platform case insensitive string compare functions
 */

#include"Python.h"

int
PyOS_mystrnicmp(constchar*s1, constchar*s2, Py_ssize_tsize)
{
constunsigned char*p1, *p2;
if (size==0)
return0;
p1= (constunsigned char*)s1;
p2= (constunsigned char*)s2;
for (; (--size>0) &&*p1&&*p2&& (Py_TOLOWER(*p1) ==Py_TOLOWER(*p2));
p1++, p2++) {
 ;
 }
returnPy_TOLOWER(*p1) -Py_TOLOWER(*p2);
}

int
PyOS_mystricmp(constchar*s1, constchar*s2)
{
constunsigned char*p1= (constunsigned char*)s1;
constunsigned char*p2= (constunsigned char*)s2;
for (; *p1&&*p2&& (Py_TOLOWER(*p1) ==Py_TOLOWER(*p2)); p1++, p2++) {
 ;
 }
return (Py_TOLOWER(*p1) -Py_TOLOWER(*p2));
}