зеркало из https://github.com/github/ruby.git
83 строки
2.2 KiB
C
83 строки
2.2 KiB
C
/**********************************************************************
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rubyio.h -
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$Author$
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$Date$
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created at: Fri Nov 12 16:47:09 JST 1993
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Copyright (C) 1993-2003 Yukihiro Matsumoto
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**********************************************************************/
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#ifndef RUBYIO_H
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#define RUBYIO_H
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#include <stdio.h>
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#include <errno.h>
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typedef struct OpenFile {
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FILE *f; /* stdio ptr for read/write */
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FILE *f2; /* additional ptr for rw pipes */
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int mode; /* mode flags */
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int pid; /* child's pid (for pipes) */
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int lineno; /* number of lines read */
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char *path; /* pathname for file */
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void (*finalize) _((struct OpenFile*,int)); /* finalize proc */
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long refcnt;
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} OpenFile;
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#define FMODE_READABLE 1
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#define FMODE_WRITABLE 2
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#define FMODE_READWRITE 3
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#define FMODE_APPEND 64
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#define FMODE_CREATE 128
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#define FMODE_BINMODE 4
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#define FMODE_SYNC 8
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#define FMODE_WBUF 16
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#define FMODE_RBUF 32
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#define GetOpenFile(obj,fp) rb_io_check_closed((fp) = RFILE(rb_io_taint_check(obj))->fptr)
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#define MakeOpenFile(obj, fp) do {\
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if (RFILE(obj)->fptr) {\
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rb_io_close(obj);\
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free(RFILE(obj)->fptr);\
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RFILE(obj)->fptr = 0;\
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}\
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fp = 0;\
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fp = RFILE(obj)->fptr = ALLOC(OpenFile);\
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fp->f = fp->f2 = NULL;\
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fp->mode = 0;\
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fp->pid = 0;\
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fp->lineno = 0;\
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fp->path = NULL;\
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fp->finalize = 0;\
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fp->refcnt = 1;\
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} while (0)
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#define GetReadFile(fptr) ((fptr)->f)
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#define GetWriteFile(fptr) (((fptr)->f2) ? (fptr)->f2 : (fptr)->f)
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FILE *rb_fopen _((const char*, const char*));
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FILE *rb_fdopen _((int, const char*));
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int rb_getc _((FILE*));
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long rb_io_fread _((char *, long, FILE *));
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long rb_io_fwrite _((const char *, long, FILE *));
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int rb_io_mode_flags _((const char*));
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void rb_io_check_writable _((OpenFile*));
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void rb_io_check_readable _((OpenFile*));
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int rb_io_fptr_finalize _((OpenFile*));
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void rb_io_synchronized _((OpenFile*));
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void rb_io_check_initialized _((OpenFile*));
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void rb_io_check_closed _((OpenFile*));
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int rb_io_wait_readable _((int));
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int rb_io_wait_writable _((int));
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VALUE rb_io_taint_check _((VALUE));
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NORETURN(void rb_eof_error _((void)));
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void rb_read_check _((FILE*));
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int rb_read_pending _((FILE*));
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#endif
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