2 * COPYRIGHT: See COPYING in the top level directory
3 * PROJECT: ReactOS system libraries
4 * FILE: lib/crtdll/conio/kbhit.c
5 * PURPOSE: Checks for keyboard hits
6 * PROGRAMER: Boudewijn Dekker
10 /* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */
12 #include <msvcrt/sys/types.h>
13 #include <msvcrt/stdio.h>
14 #include <msvcrt/io.h>
15 #include <msvcrt/fcntl.h>
16 #include <msvcrt/share.h>
17 #include <msvcrt/internal/file.h>
20 FILE * __alloc_file(void);
23 FILE* _fsopen(const char *file, const char *mode, int shflag)
26 int fd, rw, oflags = 0;
40 rw = (mode[1] == '+') || (mode[1] && (mode[2] == '+'));
45 oflags = O_CREAT | (rw ? O_RDWR : O_WRONLY);
48 oflags = rw ? O_RDWR : O_RDONLY;
51 oflags = O_TRUNC | O_CREAT | (rw ? O_RDWR : O_WRONLY);
62 else if (tbchar == 'b')
65 oflags |= (_fmode & (O_TEXT|O_BINARY));
67 if ( shflag == _SH_DENYNO )
68 shf = _S_IREAD | _S_IWRITE;
69 else if( shflag == _SH_DENYRD )
71 else if( shflag == _SH_DENYRW )
73 else if( shflag == _SH_DENYWR )
76 shf = _S_IREAD | _S_IWRITE;
78 fd = _open(file, oflags, shf);
82 // ms crtdll ensures that writes will end up at the end of file in append mode
83 // we just move the file pointer to the end of file initially
85 lseek(fd, 0, SEEK_END);
91 f->_flag = _IOREAD | _IOWRT;
92 else if (*mode == 'r')
97 f->_base = f->_ptr = NULL;
101 FILE* _wfsopen(const wchar_t *file, const wchar_t *mode, int shflag)
104 int fd, rw, oflags = 0;
118 rw = (mode[1] == L'+') || (mode[1] && (mode[2] == L'+'));
123 oflags = O_CREAT | (rw ? O_RDWR : O_WRONLY);
126 oflags = rw ? O_RDWR : O_RDONLY;
129 oflags = O_TRUNC | O_CREAT | (rw ? O_RDWR : O_WRONLY);
140 else if (tbchar == L'b')
143 oflags |= (_fmode & (O_TEXT|O_BINARY));
145 if ( shflag == _SH_DENYNO )
146 shf = _S_IREAD | _S_IWRITE;
147 else if( shflag == _SH_DENYRD )
149 else if( shflag == _SH_DENYRW )
151 else if( shflag == _SH_DENYWR )
154 shf = _S_IREAD | _S_IWRITE;
156 fd = _wopen(file, oflags, shf);
160 // ms crtdll ensures that writes will end up at the end of file in append mode
161 // we just move the file pointer to the end of file initially
163 lseek(fd, 0, SEEK_END);
169 f->_flag = _IOREAD | _IOWRT;
170 else if (*mode == L'r')
175 f->_base = f->_ptr = NULL;