From d47439a333a33e01ba4b6695e588fd4ded4fc611 Mon Sep 17 00:00:00 2001 From: Paul Eggert Date: Fri, 7 Oct 2011 14:15:00 -0700 Subject: [PATCH] Merge from gnulib, fixing some 'configure' typos (Bug#9696). * lib/signal.in.h, lib/sigprocmask.c, m4/gl-comp.m4: * m4/gnulib-common.m4: Merge from gnulib. Without this, 'configure' would say "func_gl_gnulib_m4code_pathmax: command not found" on powerpc-apple-darwin9.8.0. --- ChangeLog | 6 ++++++ lib/signal.in.h | 16 ++++++---------- lib/sigprocmask.c | 28 ++++++++++------------------ m4/gl-comp.m4 | 23 ++++------------------- m4/gnulib-common.m4 | 25 ++++++++++++++++++++++++- 5 files changed, 50 insertions(+), 48 deletions(-) diff --git a/ChangeLog b/ChangeLog index bdccef5941c..52aa133f8e0 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,11 @@ 2011-10-07 Paul Eggert + Merge from gnulib, fixing some 'configure' typos (Bug#9696). + * lib/signal.in.h, lib/sigprocmask.c, m4/gl-comp.m4: + * m4/gnulib-common.m4: Merge from gnulib. + Without this, 'configure' would say "func_gl_gnulib_m4code_pathmax: + command not found" on powerpc-apple-darwin9.8.0. + * configure.in (GC_LISP_OBJECT_ALIGNMENT): Remove. This is now done by src/alloc.c. diff --git a/lib/signal.in.h b/lib/signal.in.h index b0e192feeae..e18e0b29832 100644 --- a/lib/signal.in.h +++ b/lib/signal.in.h @@ -178,6 +178,10 @@ _GL_WARN_ON_USE (raise, "raise can crash on native Windows - " #if @GNULIB_SIGPROCMASK@ # if !@HAVE_POSIX_SIGNALBLOCKING@ +# ifndef GNULIB_defined_signal_blocking +# define GNULIB_defined_signal_blocking 1 +# endif + /* Maximum signal number + 1. */ # ifndef NSIG # define NSIG 32 @@ -303,18 +307,10 @@ _GL_CXXALIAS_SYS (signal, _gl_function_taking_int_returning_void_t, # endif _GL_CXXALIASWARN (signal); -/* Raise signal SIG. */ # if !@HAVE_POSIX_SIGNALBLOCKING@ && GNULIB_defined_SIGPIPE -# if !(defined __cplusplus && defined GNULIB_NAMESPACE) -# undef raise -# define raise rpl_raise -# endif -_GL_FUNCDECL_RPL (raise, int, (int sig)); -_GL_CXXALIAS_RPL (raise, int, (int sig)); -# else -_GL_CXXALIAS_SYS (raise, int, (int sig)); +/* Raise signal SIGPIPE. */ +_GL_EXTERN_C int _gl_raise_SIGPIPE (void); # endif -_GL_CXXALIASWARN (raise); #elif defined GNULIB_POSIXCHECK # undef sigaddset diff --git a/lib/sigprocmask.c b/lib/sigprocmask.c index 6ccac5a8343..e75c7576cdf 100644 --- a/lib/sigprocmask.c +++ b/lib/sigprocmask.c @@ -330,27 +330,19 @@ rpl_signal (int sig, handler_t handler) } #if GNULIB_defined_SIGPIPE -/* Raise the signal SIG. */ +/* Raise the signal SIGPIPE. */ int -rpl_raise (int sig) -# undef raise +_gl_raise_SIGPIPE (void) { - switch (sig) + if (blocked_set & (1U << SIGPIPE)) + pending_array[SIGPIPE] = 1; + else { - case SIGPIPE: - if (blocked_set & (1U << sig)) - pending_array[sig] = 1; - else - { - handler_t handler = SIGPIPE_handler; - if (handler == SIG_DFL) - exit (128 + SIGPIPE); - else if (handler != SIG_IGN) - (*handler) (sig); - } - return 0; - default: /* System defined signal */ - return raise (sig); + handler_t handler = SIGPIPE_handler; + if (handler == SIG_DFL) + exit (128 + SIGPIPE); + else if (handler != SIG_IGN) + (*handler) (SIGPIPE); } } #endif diff --git a/m4/gl-comp.m4 b/m4/gl-comp.m4 index 04234bb6ef3..03cedf70af8 100644 --- a/m4/gl-comp.m4 +++ b/m4/gl-comp.m4 @@ -79,9 +79,9 @@ AC_DEFUN([gl_EARLY], # Code from module stdarg: dnl Some compilers (e.g., AIX 5.3 cc) need to be in c99 mode dnl for the builtin va_copy to work. With Autoconf 2.60 or later, - dnl AC_PROG_CC_STDC arranges for this. With older Autoconf AC_PROG_CC_STDC + dnl gl_PROG_CC_C99 arranges for this. With older Autoconf gl_PROG_CC_C99 dnl shouldn't hurt, though installers are on their own to set c99 mode. - AC_REQUIRE([AC_PROG_CC_STDC]) + gl_PROG_CC_C99 # Code from module stdbool: # Code from module stddef: # Code from module stdint: @@ -246,12 +246,6 @@ if test $HAVE_POSIX_SIGNALBLOCKING = 0; then fi gl_SIGNAL_MODULE_INDICATOR([sigprocmask]) gl_gnulib_enabled_sigprocmask=true - if $condition; then - func_gl_gnulib_m4code_raise - fi - if $condition; then - func_gl_gnulib_m4code_f691f076f650964c9f5598c3ee487616 - fi fi } func_gl_gnulib_m4code_stat () @@ -264,13 +258,10 @@ if test $REPLACE_STAT = 1; then fi gl_SYS_STAT_MODULE_INDICATOR([stat]) gl_gnulib_enabled_stat=true - if $condition; then + if test $REPLACE_STAT = 1; then func_gl_gnulib_m4code_dosname fi - if $condition; then - func_gl_gnulib_m4code_pathmax - fi - if $condition; then + if test $REPLACE_STAT = 1; then func_gl_gnulib_m4code_verify fi fi @@ -305,12 +296,6 @@ gl_STDLIB_MODULE_INDICATOR([strtoull]) gl_gnulib_enabled_verify=true fi } - if test $HAVE_DUP2 = 0 || test $REPLACE_DUP2 = 1; then - func_gl_gnulib_m4code_f691f076f650964c9f5598c3ee487616 - fi - if test $HAVE_DUP2 = 0 || test $REPLACE_DUP2 = 1; then - func_gl_gnulib_m4code_676220fa4366efa9bdbfccf11a857c07 - fi if test $REPLACE_GETOPT = 1; then func_gl_gnulib_m4code_be453cec5eecf5731a274f2de7f2db36 fi diff --git a/m4/gnulib-common.m4 b/m4/gnulib-common.m4 index 8fc448fdc8f..7d832999591 100644 --- a/m4/gnulib-common.m4 +++ b/m4/gnulib-common.m4 @@ -1,4 +1,4 @@ -# gnulib-common.m4 serial 30 +# gnulib-common.m4 serial 31 dnl Copyright (C) 2007-2011 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -211,6 +211,29 @@ m4_ifndef([AS_VAR_IF], [m4_define([AS_VAR_IF], [AS_IF([test x"AS_VAR_GET([$1])" = x""$2], [$3], [$4])])]) +# gl_PROG_CC_C99 +# Modifies the value of the shell variable CC in an attempt to make $CC +# understand ISO C99 source code. +# This is like AC_PROG_CC_C99, except that +# - AC_PROG_CC_C99 did not exist in Autoconf versions < 2.60, +# - AC_PROG_CC_C99 does not mix well with AC_PROG_CC_STDC +# , +# but many more packages use AC_PROG_CC_STDC than AC_PROG_CC_C99 +# . +# Remaining problems: +# - When AC_PROG_CC_STDC is invoked twice, it adds the C99 enabling options +# to CC twice +# . +# - AC_PROG_CC_STDC is likely to change when C1X is an ISO standard. +AC_DEFUN([gl_PROG_CC_C99], +[ + dnl Change that version number to the minimum Autoconf version that supports + dnl mixing AC_PROG_CC_C99 calls with AC_PROG_CC_STDC calls. + m4_version_prereq([9.0], + [AC_REQUIRE([AC_PROG_CC_C99])], + [AC_REQUIRE([AC_PROG_CC_STDC])]) +]) + # gl_PROG_AR_RANLIB # Determines the values for AR, ARFLAGS, RANLIB that fit with the compiler. # The user can set the variables AR, ARFLAGS, RANLIB if he wants to override -- 2.11.4.GIT