| 0,0 → 1,119 |
|---|
| /* Copyright (C) 1999 DJ Delorie, see COPYING.DJ for details */ |
| /* Copyright (C) 1997 DJ Delorie, see COPYING.DJ for details */ |
| /* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */ |
| #ifndef __dj_include_libc_file_h__ |
| #define __dj_include_libc_file_h__ |
| |
| #include <fcntl.h> |
| #include <libc/dosio.h> |
| #include <libc/ttyprvt.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #ifndef __dj_ENFORCE_ANSI_FREESTANDING |
| |
| #ifndef __STRICT_ANSI__ |
| |
| #ifndef _POSIX_SOURCE |
| |
| #define _IOREAD 000010 |
| #define _IOWRT 000020 |
| #define _IOMYBUF 000040 |
| #define _IOEOF 000100 |
| #define _IOERR 000200 |
| #define _IOSTRG 000400 |
| #define _IORW 001000 |
| #define _IOAPPEND 002000 |
| #define _IORMONCL 004000 /* remove on close, for temp files */ |
| /* if _flag & _IORMONCL, ._name_to_remove needs freeing */ |
| #define _IOUNGETC 010000 /* there is an ungetc'ed character in the buffer */ |
| #define _IOTERM 020000 /* file's handle hooked by termios */ |
| #define _IONTERM 040000 /* file's handle not hooked by termios */ |
| |
| int _flsbuf(int, FILE*); |
| int _filbuf(FILE *); |
| void _fwalk(void (*)(FILE *)); |
| |
| static __inline__ int __getc_raw(FILE *const p) |
| { |
| if(p->_cnt>0) |
| { |
| p->_cnt--; |
| return((unsigned char)*(p->_ptr++)); |
| } |
| return(_filbuf(p)); |
| } |
| |
| static __inline__ int __putc_raw(int const x,FILE *const p) |
| { |
| if(p->_cnt>0) |
| { |
| p->_cnt--; |
| return((unsigned char)(*(p->_ptr++)=(unsigned char)x)); |
| } |
| return(_flsbuf((unsigned char)x,p)); |
| } |
| |
| static __inline__ int __is_text_file(FILE *const p) |
| { |
| return(!((p)->_flag & (_IOSTRG | _IOTERM)) |
| && (__file_handle_modes[(p)->_file]&O_TEXT)); |
| } |
| |
| static __inline__ int __getc(FILE *const p) |
| { |
| int __c; |
| if (__libc_read_termios_hook |
| && ((p)->_flag & (_IOTERM | _IONTERM)) == 0) |
| { |
| extern int __isatty(int); |
| /* first time we see this handle--see if termios hooked it */ |
| if (!((p)->_flag & _IOSTRG) && __isatty((p)->_file)) |
| (p)->_flag |= _IOTERM; |
| else |
| (p)->_flag |= _IONTERM; |
| } |
| __c = __getc_raw(p); |
| if (__c=='\r' && __is_text_file(p)) |
| return __getc_raw(p); |
| return __c; |
| } |
| |
| static __inline__ int __putc(const int x,FILE *const p) |
| { |
| if (__libc_write_termios_hook |
| && ((p)->_flag & (_IOTERM | _IONTERM)) == 0) |
| { |
| extern int __isatty(int); |
| /* first time we see this handle--see if termios hooked it */ |
| if (!((p)->_flag & _IOSTRG) && __isatty((p)->_file)) |
| (p)->_flag |= _IOTERM; |
| else |
| (p)->_flag |= _IONTERM; |
| } |
| if(x=='\n' && __is_text_file(p)) |
| __putc_raw('\r',p); |
| return __putc_raw(x,p); |
| } |
| |
| #undef fileno |
| #define fileno(f) (f->_file) |
| #undef feof |
| #define feof(f) (((f)->_flag&_IOEOF)!=0) |
| #undef ferror |
| #define ferror(f) (((f)->_flag&_IOERR)!=0) |
| |
| #endif /* !_POSIX_SOURCE */ |
| #endif /* !__STRICT_ANSI__ */ |
| #endif /* !__dj_ENFORCE_ANSI_FREESTANDING */ |
| |
| #ifndef __dj_ENFORCE_FUNCTION_CALLS |
| #endif /* !__dj_ENFORCE_FUNCTION_CALLS */ |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* __dj_include_libc_file_h__ */ |