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Merge from gnulib.

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* src/conf_post.h (__has_builtin, assume): Remove; gnulib now does these.
* src/lisp.h: Include <verify.h>, for 'assume'.

This also incorpoprates:
2013-10-02 verify: new macro 'assume'
2013-09-26 dup2, dup3: work around another cygwin crasher
2013-09-26 getdtablesize: work around cygwin issue
This commit is contained in:
Paul Eggert 2013-10-03 00:06:52 -07:00
parent b52f569dcf
commit 0a858ebfc5
13 changed files with 118 additions and 33 deletions
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7
m4/dup2.m4
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@ -1,4 +1,4 @@
#serial 19
#serial 20
dnl Copyright (C) 2002, 2005, 2007, 2009-2013 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@ -39,9 +39,11 @@ AC_DEFUN([gl_FUNC_DUP2],
/* Many gnulib modules require POSIX conformance of EBADF. */
if (dup2 (2, 1000000) == -1 && errno != EBADF)
result |= 16;
/* Flush out a cygwin core dump. */
/* Flush out some cygwin core dumps. */
if (dup2 (2, -1) != -1 || errno != EBADF)
result |= 32;
dup2 (2, 255);
dup2 (2, 256);
return result;
])
],
@ -65,6 +67,7 @@ AC_DEFUN([gl_FUNC_DUP2],
*yes) ;;
*)
REPLACE_DUP2=1
AC_CHECK_FUNCS([setdtablesize])
;;
esac
fi