diff options
Diffstat (limited to 'qemu/roms/SLOF/lib/libc/stdio/vfscanf.c')
| -rw-r--r-- | qemu/roms/SLOF/lib/libc/stdio/vfscanf.c | 266 |
1 files changed, 0 insertions, 266 deletions
diff --git a/qemu/roms/SLOF/lib/libc/stdio/vfscanf.c b/qemu/roms/SLOF/lib/libc/stdio/vfscanf.c deleted file mode 100644 index 4ddd210a9..000000000 --- a/qemu/roms/SLOF/lib/libc/stdio/vfscanf.c +++ /dev/null @@ -1,266 +0,0 @@ -/****************************************************************************** - * Copyright (c) 2004, 2008 IBM Corporation - * All rights reserved. - * This program and the accompanying materials - * are made available under the terms of the BSD License - * which accompanies this distribution, and is available at - * http://www.opensource.org/licenses/bsd-license.php - * - * Contributors: - * IBM Corporation - initial implementation - *****************************************************************************/ - -#include "string.h" -#include "ctype.h" -#include "stdlib.h" -#include "stdio.h" -#include "unistd.h" - - -static int -_getc(FILE * stream) -{ - int count; - char c; - - if (stream->mode == _IONBF || stream->buf == NULL) { - if (read(stream->fd, &c, 1) == 1) - return (int) c; - else - return EOF; - } - - if (stream->pos == 0 || stream->pos >= BUFSIZ || - stream->buf[stream->pos] == '\0') { - count = read(stream->fd, stream->buf, BUFSIZ); - if (count < 0) - count = 0; - if (count < BUFSIZ) - stream->buf[count] = '\0'; - stream->pos = 0; - } - - return stream->buf[stream->pos++]; -} - -static void -_ungetc(int ch, FILE * stream) -{ - if (stream->mode != _IONBF && stream->pos > 0) - stream->pos--; -} - -static int -_is_voidage(int ch) -{ - if (ch == ' ' || ch == '\t' || ch == '\n' || ch == '\r' || ch == '\0') - return 1; - else - return 0; -} - - -static int -_scanf(FILE * stream, const char *fmt, va_list * ap) -{ - int i = 0; - int length = 0; - - fmt++; - - while (*fmt != '\0') { - - char tbuf[256]; - char ch; - - switch (*fmt) { - case 'd': - case 'i': - ch = _getc(stream); - if (length == 0) { - while (!_is_voidage(ch) && isdigit(ch)) { - tbuf[i] = ch; - ch = _getc(stream); - i++; - } - } else { - while (!_is_voidage(ch) && i < length - && isdigit(ch)) { - tbuf[i] = ch; - ch = _getc(stream); - i++; - } - } - /* We tried to understand what this is good for... - * but we did not. We know for sure that it does not - * work on SLOF if this is active. */ - /* _ungetc(ch, stream); */ - tbuf[i] = '\0'; - - /* ch = _getc(stream); */ - if (!_is_voidage(ch)) - _ungetc(ch, stream); - - if (strlen(tbuf) == 0) - return 0; - - *(va_arg(*ap, int *)) = strtol(tbuf, NULL, 10); - break; - case 'X': - case 'x': - ch = _getc(stream); - if (length == 0) { - while (!_is_voidage(ch) && isxdigit(ch)) { - tbuf[i] = ch; - ch = _getc(stream); - i++; - } - } else { - while (!_is_voidage(ch) && i < length - && isxdigit(ch)) { - tbuf[i] = ch; - ch = _getc(stream); - i++; - } - } - /* _ungetc(ch, stream); */ - tbuf[i] = '\0'; - - /* ch = _getc(stream); */ - if (!_is_voidage(ch)) - _ungetc(ch, stream); - - if (strlen(tbuf) == 0) - return 0; - - *(va_arg(*ap, int *)) = strtol(tbuf, NULL, 16); - break; - case 'O': - case 'o': - ch = _getc(stream); - if (length == 0) { - while (!_is_voidage(ch) - && !(ch < '0' || ch > '7')) { - tbuf[i] = ch; - ch = _getc(stream); - i++; - } - } else { - while (!_is_voidage(ch) && i < length - && !(ch < '0' || ch > '7')) { - tbuf[i] = ch; - ch = _getc(stream); - i++; - } - } - /* _ungetc(ch, stream); */ - tbuf[i] = '\0'; - - /* ch = _getc(stream); */ - if (!_is_voidage(ch)) - _ungetc(ch, stream); - - if (strlen(tbuf) == 0) - return 0; - - *(va_arg(*ap, int *)) = strtol(tbuf, NULL, 8); - break; - case 'c': - ch = _getc(stream); - while (_is_voidage(ch)) - ch = _getc(stream); - - *(va_arg(*ap, char *)) = ch; - - ch = _getc(stream); - if (!_is_voidage(ch)) - _ungetc(ch, stream); - - break; - case 's': - ch = _getc(stream); - if (length == 0) { - while (!_is_voidage(ch)) { - tbuf[i] = ch; - ch = _getc(stream); - i++; - } - } else { - while (!_is_voidage(ch) && i < length) { - tbuf[i] = ch; - ch = _getc(stream); - i++; - } - } - /* _ungetc(ch, stream); */ - tbuf[i] = '\0'; - - /* ch = _getc(stream); */ - if (!_is_voidage(ch)) - _ungetc(ch, stream); - - strcpy(va_arg(*ap, char *), tbuf); - break; - default: - if (*fmt >= '0' && *fmt <= '9') - length += *fmt - '0'; - break; - } - fmt++; - } - - return 1; -} - - - -int -vfscanf(FILE * stream, const char *fmt, va_list ap) -{ - int args = 0; - - while (*fmt != '\0') { - - if (*fmt == '%') { - - char formstr[20]; - int i = 0; - - do { - formstr[i] = *fmt; - fmt++; - i++; - } while (! - (*fmt == 'd' || *fmt == 'i' || *fmt == 'x' - || *fmt == 'X' || *fmt == 'p' || *fmt == 'c' - || *fmt == 's' || *fmt == '%' || *fmt == 'O' - || *fmt == 'o')); - formstr[i++] = *fmt; - formstr[i] = '\0'; - if (*fmt != '%') { - if (_scanf(stream, formstr, &ap) <= 0) - return args; - else - args++; - } - - } - - fmt++; - - } - - return args; -} - -int -getc(FILE * stream) -{ - return _getc(stream); -} - -int -getchar(void) -{ - return _getc(stdin); -} |