a9215931e8
* lib/libmes.c (_ungetc_fd): New variable. (fdgetc): Use it. (_fdungetc_p): New function. * lib/libc+tcc.c (_fungetc_p): New function. * lib/libc+tcc.c (fread): Use it to read ungetc'd chars too.
68 lines
1.6 KiB
C
68 lines
1.6 KiB
C
/* -*-comment-start: "//";comment-end:""-*-
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* Mes --- Maxwell Equations of Software
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* Copyright © 2016,2017,2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
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*
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* This file is part of Mes.
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*
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* Mes is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or (at
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* your option) any later version.
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*
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* Mes is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Mes. If not, see <http://www.gnu.org/licenses/>.
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*/
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#define SYS_close 0x06
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#define SYS_lseek 0x13
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#define SYS_unlink 0x0a
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#define SYS_rmdir 0x28
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#define SYS_stat 0x6a
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#define SYS_getcwd 0xb7
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int
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close (int filedes)
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{
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if (_ungetc_fd == filedes)
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{
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_ungetc_pos = -1;
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_ungetc_fd = -1;
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}
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return _sys_call1 (SYS_close, (int)filedes);
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}
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off_t
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lseek (int filedes, off_t offset, int whence)
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{
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return _sys_call3 (SYS_lseek, (int)filedes, (int)offset, (int)whence);
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}
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int
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unlink (char const *file_name)
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{
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return _sys_call1 (SYS_unlink, (int)file_name);
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}
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int
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rmdir (char const *file_name)
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{
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return _sys_call1 (SYS_rmdir, (int)file_name);
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}
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int
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stat (char const *file_name, struct stat *statbuf)
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{
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return _sys_call2 (SYS_stat, (int)file_name, (int)statbuf);
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}
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char *
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getcwd (char *buffer, size_t size)
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{
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return _sys_call2 (SYS_getcwd, (int)buffer, (int)size);
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}
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