Mercurial > cpython-lru_cache-weakref
view Python/pystrcmp.c @ 44367:eaefb93b5ed4 legacy-trunk
Improve performance of built-in any()/all() by avoiding PyIter_Next() --
using a trick found in ifilter().
Feel free to backport to 2.5.
| author | Guido van Rossum <guido@python.org> |
|---|---|
| date | Thu, 20 Dec 2007 23:48:28 +0000 |
| parents | 4dc01402d78a |
| children | 0a485593ae1c |
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/* Cross platform case insenstive string compare functions */ #include "Python.h" int PyOS_mystrnicmp(const char *s1, const char *s2, Py_ssize_t size) { if (size == 0) return 0; while ((--size > 0) && (tolower(*s1) == tolower(*s2))) { if (!*s1++ || !*s2++) break; } return tolower(*s1) - tolower(*s2); } int PyOS_mystricmp(const char *s1, const char *s2) { while (*s1 && (tolower(*s1++) == tolower(*s2++))) { ; } return (tolower(*s1) - tolower(*s2)); }
