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Diffstat (limited to 'private/crt32/stdio/wscanf.c')
-rw-r--r-- | private/crt32/stdio/wscanf.c | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/private/crt32/stdio/wscanf.c b/private/crt32/stdio/wscanf.c new file mode 100644 index 000000000..84b26b94e --- /dev/null +++ b/private/crt32/stdio/wscanf.c @@ -0,0 +1,74 @@ +/*** +*wscanf.c - read formatted data from stdin +* +* Copyright (c) 1985-1992, Microsoft Corporation. All rights reserved. +* +*Purpose: +* defines wscanf() - reads formatted data from stdin +* +*Revision History: +* 05-16-92 KRS Created from scanf.c. +* +*******************************************************************************/ + +#include <cruntime.h> +#include <stdio.h> +#include <wchar.h> +#include <assert.h> +#include <stdarg.h> +#include <file2.h> +#include <internal.h> +#include <os2dll.h> + +/*** +*int wscanf(format, ...) - read formatted data from stdin +* +*Purpose: +* Reads formatted data from stdin into arguments. _input does the real +* work here. +* +*Entry: +* char *format - format string +* followed by list of pointers to storage for the data read. The number +* and type are controlled by the format string. +* +*Exit: +* returns number of fields read and assigned +* +*Exceptions: +* +*******************************************************************************/ + +int _CALLTYPE2 wscanf ( + const wchar_t *format, + ... + ) +/* + * stdin 'W'char_t 'SCAN', 'F'ormatted + */ +{ + REG1 FILE *stream = stdin; + REG2 int retval; +#ifdef MTHREAD + int index; +#endif + + va_list arglist; + +// UNDONE: make va_start work with wchar_t format string + va_start(arglist, format); + + assert(format != NULL); + +#ifdef MTHREAD + index = _iob_index(stream); +#endif + + _lock_str(index); + + retval = (_winput(stream,format,arglist)); + + _unlock_str(index); + + return(retval); +} |