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mirror of https://git.savannah.gnu.org/git/emacs.git synced 2024-11-27 07:37:33 +00:00
emacs/nt/inc/unistd.h
Paul Eggert 1088b9226e Simplify redefinition of 'abort' (Bug#12316).
Do not try to redefine the 'abort' function.  Instead, redo
the code so that it calls 'emacs_abort' rather than 'abort'.
This removes the need for the NO_ABORT configure-time macro
and makes it easier to change the abort code to do a backtrace.
* configure.ac (NO_ABRT): Remove.
* admin/CPP-DEFINES (NO_ABORT): Remove.
* nt/inc/ms-w32.h (w32_abort) [HAVE_NTGUI]: Remove.
* src/.gdbinit: Just stop at emacs_abort, not at w32_abort or abort.
* src/emacs.c (abort) [!DOS_NT && !NO_ABORT]:
Remove; sysdep.c's emacs_abort now takes its place.
* src/lisp.h (emacs_abort): New decl.  All calls from Emacs code to
'abort' changed to use 'emacs_abort'.
* src/msdos.c (dos_abort) [defined abort]: Remove; not used.
(abort) [!defined abort]: Rename to ...
(emacs_abort): ... new name.
* src/sysdep.c (emacs_abort) [!HAVE_NTGUI]: New function, taking
the place of the old 'abort' in emacs.c.
* src/w32.c, src/w32fns.c (abort): Do not #undef.
* src/w32.c (emacs_abort): Rename from w32_abort.
2012-09-04 10:34:54 -07:00

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C

/* Fake unistd.h: config.h already provides most of the relevant things. */
#ifndef _UNISTD_H
#define _UNISTD_H
/* On Microsoft platforms, <stdlib.h> declares 'environ'; on POSIX
platforms, <unistd.h> does. Every file in Emacs that includes
<unistd.h> also includes <stdlib.h>, so there's no need to declare
'environ' here. */
extern ssize_t readlink (const char *, char *, size_t);
extern int symlink (char const *, char const *);
#endif /* _UNISTD_H */