mirror of
https://github.com/mruby/mruby
synced 2026-06-08 16:11:16 +00:00
Yukihiro "Matz" Matsumoto
71 lines
2.1 KiB
C
71 lines
2.1 KiB
C
/*
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** io.h - IO class
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*/
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#ifndef MRUBY_IO_H
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#define MRUBY_IO_H
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#include <mruby.h>
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#ifdef MRB_NO_STDIO
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# error IO and File conflicts 'MRB_NO_STDIO' in your build configuration
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#endif
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#if defined(__cplusplus)
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extern "C" {
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#endif
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#if defined(MRB_WITHOUT_IO_PREAD_PWRITE)
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# undef MRB_WITH_IO_PREAD_PWRITE
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#elif !defined(MRB_WITH_IO_PREAD_PWRITE)
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# if defined(__unix__) || defined(__MACH__)
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# define MRB_WITH_IO_PREAD_PWRITE
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# endif
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#endif
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struct mrb_io {
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int fd; /* file descriptor, or -1 */
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int fd2; /* file descriptor to write if it's different from fd, or -1 */
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int pid; /* child's pid (for pipes) */
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unsigned int readable:1,
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writable:1,
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sync:1,
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is_socket:1;
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};
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#define MRB_O_RDONLY 0x0000
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#define MRB_O_WRONLY 0x0001
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#define MRB_O_RDWR 0x0002
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#define MRB_O_ACCMODE (MRB_O_RDONLY | MRB_O_WRONLY | MRB_O_RDWR)
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#define MRB_O_NONBLOCK 0x0004
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#define MRB_O_APPEND 0x0008
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#define MRB_O_SYNC 0x0010
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#define MRB_O_NOFOLLOW 0x0020
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#define MRB_O_CREAT 0x0040
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#define MRB_O_TRUNC 0x0080
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#define MRB_O_EXCL 0x0100
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#define MRB_O_NOCTTY 0x0200
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#define MRB_O_DIRECT 0x0400
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#define MRB_O_BINARY 0x0800
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#define MRB_O_SHARE_DELETE 0x1000
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#define MRB_O_TMPFILE 0x2000
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#define MRB_O_NOATIME 0x4000
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#define MRB_O_DSYNC 0x00008000
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#define MRB_O_RSYNC 0x00010000
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#define MRB_O_RDONLY_P(f) ((mrb_bool)(((f) & MRB_O_ACCMODE) == MRB_O_RDONLY))
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#define MRB_O_WRONLY_P(f) ((mrb_bool)(((f) & MRB_O_ACCMODE) == MRB_O_WRONLY))
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#define MRB_O_RDWR_P(f) ((mrb_bool)(((f) & MRB_O_ACCMODE) == MRB_O_RDWR))
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#define MRB_O_READABLE_P(f) ((mrb_bool)((((f) & MRB_O_ACCMODE) | 2) == 2))
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#define MRB_O_WRITABLE_P(f) ((mrb_bool)(((((f) & MRB_O_ACCMODE) + 1) & 2) == 2))
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#define E_IO_ERROR (mrb_exc_get(mrb, "IOError"))
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#define E_EOF_ERROR (mrb_exc_get(mrb, "EOFError"))
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int mrb_io_fileno(mrb_state *mrb, mrb_value io);
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#if defined(__cplusplus)
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} /* extern "C" { */
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#endif
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#endif /* MRUBY_IO_H */
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