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Diffstat (limited to 'private/crt32/string/wcschr.c')
-rw-r--r-- | private/crt32/string/wcschr.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/private/crt32/string/wcschr.c b/private/crt32/string/wcschr.c new file mode 100644 index 000000000..3f5814859 --- /dev/null +++ b/private/crt32/string/wcschr.c @@ -0,0 +1,48 @@ +/*** +*wcschr.c - search a wchar_t string for a given wchar_t character +* +* Copyright (c) 1985-1992, Microsoft Corporation. All rights reserved. +* +*Purpose: +* defines wcschr() - search a wchar_t string for a wchar_t character +* +*Revision History: +* 09-09-91 ETC Created from strchr.c. +* 04-07-92 KRS Updated and ripped out _INTL switches. +* +*******************************************************************************/ + +#include <cruntime.h> +#include <string.h> + +/*** +*wchar_t *wcschr(string, c) - search a string for a wchar_t character +* +*Purpose: +* Searches a wchar_t string for a given wchar_t character, +* which may be the null character L'\0'. +* +*Entry: +* wchar_t *string - wchar_t string to search in +* wchar_t c - wchar_t character to search for +* +*Exit: +* returns pointer to the first occurence of c in string +* returns NULL if c does not occur in string +* +*Exceptions: +* +*******************************************************************************/ + +wchar_t * _CALLTYPE1 wcschr ( + const wchar_t * string, + wchar_t ch + ) +{ + while (*string && *string != (wchar_t)ch) + string++; + + if (*string == (wchar_t)ch) + return((wchar_t *)string); + return(NULL); +} |