1996-05-03 18:29:10 +00:00
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/* Fake unistd.h: config.h already provides most of the relevant things. */
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2003-09-01 15:45:59 +00:00
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2011-02-27 19:48:31 +00:00
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#ifndef _UNISTD_H
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#define _UNISTD_H
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2012-09-04 17:34:54 +00:00
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/* On Microsoft platforms, <stdlib.h> declares 'environ'; on POSIX
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platforms, <unistd.h> does. Every file in Emacs that includes
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<unistd.h> also includes <stdlib.h>, so there's no need to declare
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'environ' here. */
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2012-11-05 17:29:30 +00:00
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/* Provide prototypes of library functions that are emulated on w32
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and whose prototypes are usually found in unistd.h on POSIX
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2012-11-05 16:21:18 +00:00
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platforms. */
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2011-02-27 19:48:31 +00:00
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extern ssize_t readlink (const char *, char *, size_t);
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extern int symlink (char const *, char const *);
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2012-11-01 14:21:45 +00:00
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extern int setpgid (pid_t, pid_t);
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extern pid_t getpgrp (void);
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2012-11-05 16:21:18 +00:00
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extern pid_t setsid (void);
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extern pid_t tcgetpgrp (int);
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2011-02-27 19:48:31 +00:00
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2012-11-14 17:22:55 +00:00
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extern int faccessat (int, char const *, int, int);
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/* These are normally on fcntl.h, but we don't override that header. */
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/* Use values compatible with gnulib, as there's no reason to differ. */
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#define AT_FDCWD (-3041965)
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#define AT_EACCESS 4
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#define AT_SYMLINK_NOFOLLOW 4096
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2011-02-27 19:48:31 +00:00
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#endif /* _UNISTD_H */
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