From: Paul Eggert Date: Wed, 18 May 2011 00:35:01 +0000 (-0700) Subject: Merge from gnulib. X-Git-Url: http://git.hcoop.net/bpt/emacs.git/commitdiff_plain/3870d303a44e14c460977c50473e5069742cd0b6 Merge from gnulib. --- 3870d303a44e14c460977c50473e5069742cd0b6 diff --cc doc/misc/texinfo.tex index 9f64511ea2,9f64511ea2..47837c938c --- a/doc/misc/texinfo.tex +++ b/doc/misc/texinfo.tex @@@ -3,7 -3,7 +3,7 @@@ % Load plain if necessary, i.e., if running under initex. \expandafter\ifx\csname fmtname\endcsname\relax\input plain\fi % --\def\texinfoversion{2011-03-25.11} ++\def\texinfoversion{2011-05-11.16} % % Copyright 1985, 1986, 1988, 1990, 1991, 1992, 1993, 1994, 1995, % 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, @@@ -8424,7 -8424,7 +8424,7 @@@ directory should work if nowhere else d % % Latin1 (ISO-8859-1) character definitions. \def\latonechardefs{% -- \gdef^^a0{~} ++ \gdef^^a0{\tie} \gdef^^a1{\exclamdown} \gdef^^a2{\missingcharmsg{CENT SIGN}} \gdef^^a3{{\pounds}} @@@ -8546,7 -8546,7 +8546,7 @@@ % Latin2 (ISO-8859-2) character definitions. \def\lattwochardefs{% -- \gdef^^a0{~} ++ \gdef^^a0{\tie} \gdef^^a1{\ogonek{A}} \gdef^^a2{\u{}} \gdef^^a3{\L} @@@ -9395,6 -9395,6 +9395,8 @@@ \message{and turning on texinfo input format.} ++\def^^L{\par} % remove \outer, so ^L can appear in an @comment ++ % DEL is a comment character, in case @c does not suffice. \catcode`\^^? = 14 diff --cc lib/gnulib.mk index 1466e430a4,1466e430a4..495e6918a4 --- a/lib/gnulib.mk +++ b/lib/gnulib.mk @@@ -167,7 -167,7 +167,8 @@@ endi ## begin gnulib module ignore-value --libgnu_a_SOURCES += ignore-value.h ++ ++EXTRA_DIST += ignore-value.h ## end gnulib module ignore-value @@@ -779,6 -779,6 +780,7 @@@ unistd.h: unistd.in.h $(top_builddir)/c -e 's|@''GNULIB_GETLOGIN_R''@|$(GNULIB_GETLOGIN_R)|g' \ -e 's|@''GNULIB_GETPAGESIZE''@|$(GNULIB_GETPAGESIZE)|g' \ -e 's|@''GNULIB_GETUSERSHELL''@|$(GNULIB_GETUSERSHELL)|g' \ ++ -e 's|@''GNULIB_GROUP_MEMBER''@|$(GNULIB_GROUP_MEMBER)|g' \ -e 's|@''GNULIB_LCHOWN''@|$(GNULIB_LCHOWN)|g' \ -e 's|@''GNULIB_LINK''@|$(GNULIB_LINK)|g' \ -e 's|@''GNULIB_LINKAT''@|$(GNULIB_LINKAT)|g' \ @@@ -817,6 -817,6 +819,7 @@@ -e 's|@''HAVE_GETHOSTNAME''@|$(HAVE_GETHOSTNAME)|g' \ -e 's|@''HAVE_GETLOGIN''@|$(HAVE_GETLOGIN)|g' \ -e 's|@''HAVE_GETPAGESIZE''@|$(HAVE_GETPAGESIZE)|g' \ ++ -e 's|@''HAVE_GROUP_MEMBER''@|$(HAVE_GROUP_MEMBER)|g' \ -e 's|@''HAVE_LCHOWN''@|$(HAVE_LCHOWN)|g' \ -e 's|@''HAVE_LINK''@|$(HAVE_LINK)|g' \ -e 's|@''HAVE_LINKAT''@|$(HAVE_LINKAT)|g' \ @@@ -883,9 -883,9 +886,10 @@@ EXTRA_DIST += unistd.in. ## begin gnulib module verify if gl_GNULIB_ENABLED_verify --libgnu_a_SOURCES += verify.h endif ++EXTRA_DIST += verify.h ++ ## end gnulib module verify ## begin gnulib module warn-on-use diff --cc lib/intprops.h index 58b1b3fbf4,58b1b3fbf4..a84bd6af53 --- a/lib/intprops.h +++ b/lib/intprops.h @@@ -17,70 -17,70 +17,298 @@@ /* Written by Paul Eggert. */ --#ifndef GL_INTPROPS_H --# define GL_INTPROPS_H ++#ifndef _GL_INTPROPS_H ++#define _GL_INTPROPS_H --# include ++#include ++ ++/* Return a integer value, converted to the same type as the integer ++ expression E after integer type promotion. V is the unconverted value. ++ E should not have side effects. */ ++#define _GL_INT_CONVERT(e, v) ((e) - (e) + (v)) /* The extra casts in the following macros work around compiler bugs, e.g., in Cray C 5.0.3.0. */ /* True if the arithmetic type T is an integer type. bool counts as an integer. */ --# define TYPE_IS_INTEGER(t) ((t) 1.5 == 1) ++#define TYPE_IS_INTEGER(t) ((t) 1.5 == 1) /* True if negative values of the signed integer type T use two's complement, ones' complement, or signed magnitude representation, respectively. Much GNU code assumes two's complement, but some people like to be portable to all possible C hosts. */ --# define TYPE_TWOS_COMPLEMENT(t) ((t) ~ (t) 0 == (t) -1) --# define TYPE_ONES_COMPLEMENT(t) ((t) ~ (t) 0 == 0) --# define TYPE_SIGNED_MAGNITUDE(t) ((t) ~ (t) 0 < (t) -1) ++#define TYPE_TWOS_COMPLEMENT(t) ((t) ~ (t) 0 == (t) -1) ++#define TYPE_ONES_COMPLEMENT(t) ((t) ~ (t) 0 == 0) ++#define TYPE_SIGNED_MAGNITUDE(t) ((t) ~ (t) 0 < (t) -1) ++ ++/* True if the signed integer expression E uses two's complement. */ ++#define _GL_INT_TWOS_COMPLEMENT(e) (~ _GL_INT_CONVERT (e, 0) == -1) /* True if the arithmetic type T is signed. */ --# define TYPE_SIGNED(t) (! ((t) 0 < (t) -1)) ++#define TYPE_SIGNED(t) (! ((t) 0 < (t) -1)) ++ ++/* Return 1 if the integer expression E, after integer promotion, has ++ a signed type. E should not have side effects. */ ++#define _GL_INT_SIGNED(e) (_GL_INT_CONVERT (e, -1) < 0) --/* The maximum and minimum values for the integer type T. These ++ ++/* Minimum and maximum values for integer types and expressions. These macros have undefined behavior if T is signed and has padding bits. If this is a problem for you, please let us know how to fix it for your host. */ --# define TYPE_MINIMUM(t) \ -- ((t) (! TYPE_SIGNED (t) \ -- ? (t) 0 \ -- : TYPE_SIGNED_MAGNITUDE (t) \ -- ? ~ (t) 0 \ ++ ++/* The maximum and minimum values for the integer type T. */ ++#define TYPE_MINIMUM(t) \ ++ ((t) (! TYPE_SIGNED (t) \ ++ ? (t) 0 \ ++ : TYPE_SIGNED_MAGNITUDE (t) \ ++ ? ~ (t) 0 \ : ~ TYPE_MAXIMUM (t))) --# define TYPE_MAXIMUM(t) \ -- ((t) (! TYPE_SIGNED (t) \ -- ? (t) -1 \ ++#define TYPE_MAXIMUM(t) \ ++ ((t) (! TYPE_SIGNED (t) \ ++ ? (t) -1 \ : ((((t) 1 << (sizeof (t) * CHAR_BIT - 2)) - 1) * 2 + 1))) --/* Return zero if T can be determined to be an unsigned type. -- Otherwise, return 1. -- When compiling with GCC, INT_STRLEN_BOUND uses this macro to obtain a -- tighter bound. Otherwise, it overestimates the true bound by one byte -- when applied to unsigned types of size 2, 4, 16, ... bytes. -- The symbol signed_type_or_expr__ is private to this header file. */ --# if __GNUC__ >= 2 --# define signed_type_or_expr__(t) TYPE_SIGNED (__typeof__ (t)) --# else --# define signed_type_or_expr__(t) 1 --# endif ++/* The maximum and minimum values for the type of the expression E, ++ after integer promotion. E should not have side effects. */ ++#define _GL_INT_MINIMUM(e) \ ++ (_GL_INT_SIGNED (e) \ ++ ? - _GL_INT_TWOS_COMPLEMENT (e) - _GL_SIGNED_INT_MAXIMUM (e) \ ++ : _GL_INT_CONVERT (e, 0)) ++#define _GL_INT_MAXIMUM(e) \ ++ (_GL_INT_SIGNED (e) \ ++ ? _GL_SIGNED_INT_MAXIMUM (e) \ ++ : _GL_INT_CONVERT (e, -1)) ++#define _GL_SIGNED_INT_MAXIMUM(e) \ ++ (((_GL_INT_CONVERT (e, 1) << (sizeof ((e) + 0) * CHAR_BIT - 2)) - 1) * 2 + 1) ++ ++ ++/* Return 1 if the __typeof__ keyword works. This could be done by ++ 'configure', but for now it's easier to do it by hand. */ ++#if 2 <= __GNUC__ || 0x5110 <= __SUNPRO_C ++# define _GL_HAVE___TYPEOF__ 1 ++#else ++# define _GL_HAVE___TYPEOF__ 0 ++#endif ++ ++/* Return 1 if the integer type or expression T might be signed. Return 0 ++ if it is definitely unsigned. This macro does not evaluate its argument, ++ and expands to an integer constant expression. */ ++#if _GL_HAVE___TYPEOF__ ++# define _GL_SIGNED_TYPE_OR_EXPR(t) TYPE_SIGNED (__typeof__ (t)) ++#else ++# define _GL_SIGNED_TYPE_OR_EXPR(t) 1 ++#endif /* Bound on length of the string representing an unsigned integer value representable in B bits. log10 (2.0) < 146/485. The smallest value of B where this bound is not tight is 2621. */ --# define INT_BITS_STRLEN_BOUND(b) (((b) * 146 + 484) / 485) ++#define INT_BITS_STRLEN_BOUND(b) (((b) * 146 + 484) / 485) /* Bound on length of the string representing an integer type or expression T. Subtract 1 for the sign bit if T is signed, and then add 1 more for -- a minus sign if needed. */ --# define INT_STRLEN_BOUND(t) \ -- (INT_BITS_STRLEN_BOUND (sizeof (t) * CHAR_BIT - signed_type_or_expr__ (t)) \ -- + signed_type_or_expr__ (t)) ++ a minus sign if needed. ++ ++ Because _GL_SIGNED_TYPE_OR_EXPR sometimes returns 0 when its argument is ++ signed, this macro may overestimate the true bound by one byte when ++ applied to unsigned types of size 2, 4, 16, ... bytes. */ ++#define INT_STRLEN_BOUND(t) \ ++ (INT_BITS_STRLEN_BOUND (sizeof (t) * CHAR_BIT \ ++ - _GL_SIGNED_TYPE_OR_EXPR (t)) \ ++ + _GL_SIGNED_TYPE_OR_EXPR (t)) /* Bound on buffer size needed to represent an integer type or expression T, including the terminating null. */ --# define INT_BUFSIZE_BOUND(t) (INT_STRLEN_BOUND (t) + 1) ++#define INT_BUFSIZE_BOUND(t) (INT_STRLEN_BOUND (t) + 1) ++ ++ ++/* Range overflow checks. ++ ++ The INT__RANGE_OVERFLOW macros return 1 if the corresponding C ++ operators might not yield numerically correct answers due to ++ arithmetic overflow. They do not rely on undefined or ++ implementation-defined behavior. Their implementations are simple ++ and straightforward, but they are a bit harder to use than the ++ INT__OVERFLOW macros described below. ++ ++ Example usage: ++ ++ long int i = ...; ++ long int j = ...; ++ if (INT_MULTIPLY_RANGE_OVERFLOW (i, j, LONG_MIN, LONG_MAX)) ++ printf ("multiply would overflow"); ++ else ++ printf ("product is %ld", i * j); ++ ++ Restrictions on *_RANGE_OVERFLOW macros: ++ ++ These macros do not check for all possible numerical problems or ++ undefined or unspecified behavior: they do not check for division ++ by zero, for bad shift counts, or for shifting negative numbers. ++ ++ These macros may evaluate their arguments zero or multiple times, ++ so the arguments should not have side effects. The arithmetic ++ arguments (including the MIN and MAX arguments) must be of the same ++ integer type after the usual arithmetic conversions, and the type ++ must have minimum value MIN and maximum MAX. Unsigned types should ++ use a zero MIN of the proper type. ++ ++ These macros are tuned for constant MIN and MAX. For commutative ++ operations such as A + B, they are also tuned for constant B. */ ++ ++/* Return 1 if A + B would overflow in [MIN,MAX] arithmetic. ++ See above for restrictions. */ ++#define INT_ADD_RANGE_OVERFLOW(a, b, min, max) \ ++ ((b) < 0 \ ++ ? (a) < (min) - (b) \ ++ : (max) - (b) < (a)) ++ ++/* Return 1 if A - B would overflow in [MIN,MAX] arithmetic. ++ See above for restrictions. */ ++#define INT_SUBTRACT_RANGE_OVERFLOW(a, b, min, max) \ ++ ((b) < 0 \ ++ ? (max) + (b) < (a) \ ++ : (a) < (min) + (b)) ++ ++/* Return 1 if - A would overflow in [MIN,MAX] arithmetic. ++ See above for restrictions. */ ++#define INT_NEGATE_RANGE_OVERFLOW(a, min, max) \ ++ ((min) < 0 \ ++ ? (a) < - (max) \ ++ : 0 < (a)) ++ ++/* Return 1 if A * B would overflow in [MIN,MAX] arithmetic. ++ See above for restrictions. */ ++#define INT_MULTIPLY_RANGE_OVERFLOW(a, b, min, max) \ ++ ((b) < 0 \ ++ ? ((a) < 0 \ ++ ? (a) < (max) / (b) \ ++ : (b) < -1 && (min) / (b) < (a)) \ ++ : (0 < (b) \ ++ && ((a) < 0 \ ++ ? (a) < (min) / (b) \ ++ : (max) / (b) < (a)))) ++ ++/* Return 1 if A / B would overflow in [MIN,MAX] arithmetic. ++ See above for restrictions. Do not check for division by zero. */ ++#define INT_DIVIDE_RANGE_OVERFLOW(a, b, min, max) \ ++ ((min) < 0 && (b) == -1 && (a) < - (max)) ++ ++/* Return 1 if A % B would overflow in [MIN,MAX] arithmetic. ++ See above for restrictions. Do not check for division by zero. ++ Mathematically, % should never overflow, but on x86-like hosts ++ INT_MIN % -1 traps, and the C standard permits this, so treat this ++ as an overflow too. */ ++#define INT_REMAINDER_RANGE_OVERFLOW(a, b, min, max) \ ++ INT_DIVIDE_RANGE_OVERFLOW (a, b, min, max) ++ ++/* Return 1 if A << B would overflow in [MIN,MAX] arithmetic. ++ See above for restrictions. Here, MIN and MAX are for A only, and B need ++ not be of the same type as the other arguments. The C standard says that ++ behavior is undefined for shifts unless 0 <= B < wordwidth, and that when ++ A is negative then A << B has undefined behavior and A >> B has ++ implementation-defined behavior, but do not check these other ++ restrictions. */ ++#define INT_LEFT_SHIFT_RANGE_OVERFLOW(a, b, min, max) \ ++ ((a) < 0 \ ++ ? (a) < (min) >> (b) \ ++ : (max) >> (b) < (a)) ++ ++ ++/* The _GL*_OVERFLOW macros have the same restrictions as the ++ *_RANGE_OVERFLOW macros, except that they do not assume that operands ++ (e.g., A and B) have the same type as MIN and MAX. Instead, they assume ++ that the result (e.g., A + B) has that type. */ ++#define _GL_ADD_OVERFLOW(a, b, min, max) \ ++ ((min) < 0 ? INT_ADD_RANGE_OVERFLOW (a, b, min, max) \ ++ : (a) < 0 ? (b) <= (a) + (b) \ ++ : (b) < 0 ? (a) <= (a) + (b) \ ++ : (a) + (b) < (b)) ++#define _GL_SUBTRACT_OVERFLOW(a, b, min, max) \ ++ ((min) < 0 ? INT_SUBTRACT_RANGE_OVERFLOW (a, b, min, max) \ ++ : (a) < 0 ? 1 \ ++ : (b) < 0 ? (a) - (b) <= (a) \ ++ : (a) < (b)) ++#define _GL_MULTIPLY_OVERFLOW(a, b, min, max) \ ++ (((min) == 0 && (((a) < 0 && 0 < (b)) || ((b) < 0 && 0 < (a)))) \ ++ || INT_MULTIPLY_RANGE_OVERFLOW (a, b, min, max)) ++#define _GL_DIVIDE_OVERFLOW(a, b, min, max) \ ++ ((min) < 0 ? (b) == _GL_INT_CONVERT (min, -1) && (a) < - (max) \ ++ : (a) < 0 ? (b) <= (a) + (b) - 1 \ ++ : (b) < 0 && (a) + (b) <= (a)) ++#define _GL_REMAINDER_OVERFLOW(a, b, min, max) \ ++ ((min) < 0 ? (b) == _GL_INT_CONVERT (min, -1) && (a) < - (max) \ ++ : (a) < 0 ? (a) % (b) != ((max) - (b) + 1) % (b) \ ++ : (b) < 0 && ! _GL_UNSIGNED_NEG_MULTIPLE (a, b, max)) ++ ++/* Return a nonzero value if A is a mathematical multiple of B, where ++ A is unsigned, B is negative, and MAX is the maximum value of A's ++ type. A's type must be the same as (A % B)'s type. Normally (A % ++ -B == 0) suffices, but things get tricky if -B would overflow. */ ++#define _GL_UNSIGNED_NEG_MULTIPLE(a, b, max) \ ++ (((b) < -_GL_SIGNED_INT_MAXIMUM (b) \ ++ ? (_GL_SIGNED_INT_MAXIMUM (b) == (max) \ ++ ? (a) \ ++ : (a) % (_GL_INT_CONVERT (a, _GL_SIGNED_INT_MAXIMUM (b)) + 1)) \ ++ : (a) % - (b)) \ ++ == 0) ++ ++ ++/* Integer overflow checks. ++ ++ The INT__OVERFLOW macros return 1 if the corresponding C operators ++ might not yield numerically correct answers due to arithmetic overflow. ++ They work correctly on all known practical hosts, and do not rely ++ on undefined behavior due to signed arithmetic overflow. ++ ++ Example usage: ++ ++ long int i = ...; ++ long int j = ...; ++ if (INT_MULTIPLY_OVERFLOW (i, j)) ++ printf ("multiply would overflow"); ++ else ++ printf ("product is %ld", i * j); ++ ++ These macros do not check for all possible numerical problems or ++ undefined or unspecified behavior: they do not check for division ++ by zero, for bad shift counts, or for shifting negative numbers. ++ ++ These macros may evaluate their arguments zero or multiple times, so the ++ arguments should not have side effects. ++ ++ These macros are tuned for their last argument being a constant. ++ ++ Return 1 if the integer expressions A * B, A - B, -A, A * B, A / B, ++ A % B, and A << B would overflow, respectively. */ ++ ++#define INT_ADD_OVERFLOW(a, b) \ ++ _GL_BINARY_OP_OVERFLOW (a, b, _GL_ADD_OVERFLOW) ++#define INT_SUBTRACT_OVERFLOW(a, b) \ ++ _GL_BINARY_OP_OVERFLOW (a, b, _GL_SUBTRACT_OVERFLOW) ++#define INT_NEGATE_OVERFLOW(a) \ ++ INT_NEGATE_RANGE_OVERFLOW (a, _GL_INT_MINIMUM (a), _GL_INT_MAXIMUM (a)) ++#define INT_MULTIPLY_OVERFLOW(a, b) \ ++ _GL_BINARY_OP_OVERFLOW (a, b, _GL_MULTIPLY_OVERFLOW) ++#define INT_DIVIDE_OVERFLOW(a, b) \ ++ _GL_BINARY_OP_OVERFLOW (a, b, _GL_DIVIDE_OVERFLOW) ++#define INT_REMAINDER_OVERFLOW(a, b) \ ++ _GL_BINARY_OP_OVERFLOW (a, b, _GL_REMAINDER_OVERFLOW) ++#define INT_LEFT_SHIFT_OVERFLOW(a, b) \ ++ INT_LEFT_SHIFT_RANGE_OVERFLOW (a, b, \ ++ _GL_INT_MINIMUM (a), _GL_INT_MAXIMUM (a)) ++ ++/* Return 1 if the expression A B would overflow, ++ where OP_RESULT_OVERFLOW (A, B, MIN, MAX) does the actual test, ++ assuming MIN and MAX are the minimum and maximum for the result type. ++ ++ This macro assumes that A | B is a valid integer if both A and B are, ++ which is true of all known practical hosts. If this is a problem ++ for you, please let us know how to fix it for your host. */ ++#define _GL_BINARY_OP_OVERFLOW(a, b, op_result_overflow) \ ++ op_result_overflow (a, b, \ ++ _GL_INT_MINIMUM ((a) | (b)), \ ++ _GL_INT_MAXIMUM ((a) | (b))) --#endif /* GL_INTPROPS_H */ ++#endif /* _GL_INTPROPS_H */ diff --cc lib/unistd.in.h index 3b58d0f42a,3b58d0f42a..59dd570987 --- a/lib/unistd.in.h +++ b/lib/unistd.in.h @@@ -871,6 -871,6 +871,22 @@@ _GL_WARN_ON_USE (endusershell, "enduser #endif ++#if @GNULIB_GROUP_MEMBER@ ++/* Determine whether group id is in calling user's group list. */ ++# if !@HAVE_GROUP_MEMBER@ ++_GL_FUNCDECL_SYS (group_member, int, (gid_t gid)); ++# endif ++_GL_CXXALIAS_SYS (group_member, int, (gid_t gid)); ++_GL_CXXALIASWARN (group_member); ++#elif defined GNULIB_POSIXCHECK ++# undef group_member ++# if HAVE_RAW_DECL_GROUP_MEMBER ++_GL_WARN_ON_USE (group_member, "group_member is unportable - " ++ "use gnulib module group-member for portability"); ++# endif ++#endif ++ ++ #if @GNULIB_LCHOWN@ /* Change the owner of FILE to UID (if UID is not -1) and the group of FILE to GID (if GID is not -1). Do not follow symbolic links. diff --cc m4/inttypes.m4 index 1e81990bda,1e81990bda..cc027a417f --- a/m4/inttypes.m4 +++ b/m4/inttypes.m4 @@@ -1,4 -1,4 +1,4 @@@ --# inttypes.m4 serial 23 ++# inttypes.m4 serial 24 dnl Copyright (C) 2006-2011 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@@ -13,7 -13,7 +13,7 @@@ AC_DEFUN([gl_INTTYPES_H] gl_INTTYPES_PRI_SCN ]) --AC_DEFUN([gl_INTTYPES_INCOMPLETE], ++AC_DEFUN_ONCE([gl_INTTYPES_INCOMPLETE], [ AC_REQUIRE([gl_STDINT_H]) AC_CHECK_HEADERS_ONCE([inttypes.h]) diff --cc m4/stdint.m4 index dff37fe1bf,dff37fe1bf..c75e95722a --- a/m4/stdint.m4 +++ b/m4/stdint.m4 @@@ -1,4 -1,4 +1,4 @@@ --# stdint.m4 serial 40 ++# stdint.m4 serial 41 dnl Copyright (C) 2001-2011 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@@ -7,7 -7,7 +7,7 @@@ dnl with or without modifications, as l dnl From Paul Eggert and Bruno Haible. dnl Test whether is supported or must be substituted. --AC_DEFUN([gl_STDINT_H], ++AC_DEFUN_ONCE([gl_STDINT_H], [ AC_PREREQ([2.59])dnl diff --cc m4/unistd_h.m4 index eeb3360b05,eeb3360b05..fb6fe07726 --- a/m4/unistd_h.m4 +++ b/m4/unistd_h.m4 @@@ -1,4 -1,4 +1,4 @@@ --# unistd_h.m4 serial 55 ++# unistd_h.m4 serial 56 dnl Copyright (C) 2006-2011 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@@ -36,8 -36,8 +36,8 @@@ AC_DEFUN([gl_UNISTD_H] ]], [chown dup2 dup3 environ euidaccess faccessat fchdir fchownat fsync ftruncate getcwd getdomainname getdtablesize getgroups gethostname getlogin getlogin_r getpagesize getusershell setusershell -- endusershell lchown link linkat lseek pipe pipe2 pread pwrite readlink -- readlinkat rmdir sleep symlink symlinkat ttyname_r unlink unlinkat ++ endusershell group_member lchown link linkat lseek pipe pipe2 pread pwrite ++ readlink readlinkat rmdir sleep symlink symlinkat ttyname_r unlink unlinkat usleep]) ]) @@@ -72,6 -72,6 +72,7 @@@ AC_DEFUN([gl_UNISTD_H_DEFAULTS] GNULIB_GETLOGIN_R=0; AC_SUBST([GNULIB_GETLOGIN_R]) GNULIB_GETPAGESIZE=0; AC_SUBST([GNULIB_GETPAGESIZE]) GNULIB_GETUSERSHELL=0; AC_SUBST([GNULIB_GETUSERSHELL]) ++ GNULIB_GROUP_MEMBER=0; AC_SUBST([GNULIB_GROUP_MEMBER]) GNULIB_LCHOWN=0; AC_SUBST([GNULIB_LCHOWN]) GNULIB_LINK=0; AC_SUBST([GNULIB_LINK]) GNULIB_LINKAT=0; AC_SUBST([GNULIB_LINKAT]) @@@ -110,6 -110,6 +111,7 @@@ HAVE_GETHOSTNAME=1; AC_SUBST([HAVE_GETHOSTNAME]) HAVE_GETLOGIN=1; AC_SUBST([HAVE_GETLOGIN]) HAVE_GETPAGESIZE=1; AC_SUBST([HAVE_GETPAGESIZE]) ++ HAVE_GROUP_MEMBER=1; AC_SUBST([HAVE_GROUP_MEMBER]) HAVE_LCHOWN=1; AC_SUBST([HAVE_LCHOWN]) HAVE_LINK=1; AC_SUBST([HAVE_LINK]) HAVE_LINKAT=1; AC_SUBST([HAVE_LINKAT])