Use GNUlib (flock, regex); check for libiconv; regenerated files; bump version

1 files changed, 422 insertions, 0 deletions

diff --git a/m4/gnulib-comp.m4 b/m4/gnulib-comp.m4
new file mode 100644
index 0000000..d48dea6
--- /dev/null
+++ b/m4/gnulib-comp.m4
@@ -0,0 +1,422 @@
+# DO NOT EDIT! GENERATED AUTOMATICALLY!
+# Copyright (C) 2002-2012 Free Software Foundation, Inc.
+#
+# This file is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This file is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this file.  If not, see <http://www.gnu.org/licenses/>.
+#
+# As a special exception to the GNU General Public License,
+# this file may be distributed as part of a program that
+# contains a configuration script generated by Autoconf, under
+# the same distribution terms as the rest of that program.
+#
+# Generated by gnulib-tool.
+#
+# This file represents the compiled summary of the specification in
+# gnulib-cache.m4. It lists the computed macro invocations that need
+# to be invoked from configure.ac.
+# In projects that use version control, this file can be treated like
+# other built files.
+
+
+# This macro should be invoked from ./configure.ac, in the section
+# "Checks for programs", right after AC_PROG_CC, and certainly before
+# any checks for libraries, header files, types and library functions.
+AC_DEFUN([gl_EARLY],
+[
+  m4_pattern_forbid([^gl_[A-Z]])dnl the gnulib macro namespace
+  m4_pattern_allow([^gl_ES$])dnl a valid locale name
+  m4_pattern_allow([^gl_LIBOBJS$])dnl a variable
+  m4_pattern_allow([^gl_LTLIBOBJS$])dnl a variable
+  AC_REQUIRE([gl_PROG_AR_RANLIB])
+  # Code from module alloca-opt:
+  # Code from module btowc:
+  # Code from module configmake:
+  # Code from module extensions:
+  AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
+  # Code from module flock:
+  # Code from module gettext-h:
+  # Code from module include_next:
+  # Code from module langinfo:
+  # Code from module localcharset:
+  # Code from module malloc-gnu:
+  # Code from module malloc-posix:
+  # Code from module mbrtowc:
+  # Code from module mbsinit:
+  # Code from module mbtowc:
+  # Code from module msvc-inval:
+  # Code from module msvc-nothrow:
+  # Code from module multiarch:
+  # Code from module nl_langinfo:
+  # Code from module regex:
+  # Code from module snippet/_Noreturn:
+  # Code from module snippet/arg-nonnull:
+  # Code from module snippet/c++defs:
+  # Code from module snippet/warn-on-use:
+  # Code from module ssize_t:
+  # Code from module stdbool:
+  # Code from module stddef:
+  # Code from module stdint:
+  # Code from module stdlib:
+  # Code from module strcase:
+  # Code from module streq:
+  # Code from module strings:
+  # Code from module sys_file:
+  # Code from module sys_types:
+  # Code from module unistd:
+  # Code from module verify:
+  # Code from module wchar:
+  # Code from module wcrtomb:
+  # Code from module wctype-h:
+])
+
+# This macro should be invoked from ./configure.ac, in the section
+# "Check for header files, types and library functions".
+AC_DEFUN([gl_INIT],
+[
+  AM_CONDITIONAL([GL_COND_LIBTOOL], [false])
+  gl_cond_libtool=false
+  gl_libdeps=
+  gl_ltlibdeps=
+  gl_m4_base='m4'
+  m4_pushdef([AC_LIBOBJ], m4_defn([gl_LIBOBJ]))
+  m4_pushdef([AC_REPLACE_FUNCS], m4_defn([gl_REPLACE_FUNCS]))
+  m4_pushdef([AC_LIBSOURCES], m4_defn([gl_LIBSOURCES]))
+  m4_pushdef([gl_LIBSOURCES_LIST], [])
+  m4_pushdef([gl_LIBSOURCES_DIR], [])
+  gl_COMMON
+  gl_source_base='lib'
+gl_FUNC_ALLOCA
+gl_FUNC_BTOWC
+if test $HAVE_BTOWC = 0 || test $REPLACE_BTOWC = 1; then
+  AC_LIBOBJ([btowc])
+  gl_PREREQ_BTOWC
+fi
+gl_WCHAR_MODULE_INDICATOR([btowc])
+gl_CONFIGMAKE_PREP
+gl_FUNC_FLOCK
+if test $HAVE_FLOCK = 0; then
+  AC_LIBOBJ([flock])
+  gl_PREREQ_FLOCK
+fi
+gl_HEADER_SYS_FILE_MODULE_INDICATOR([flock])
+AC_SUBST([LIBINTL])
+AC_SUBST([LTLIBINTL])
+gl_LANGINFO_H
+gl_LOCALCHARSET
+LOCALCHARSET_TESTS_ENVIRONMENT="CHARSETALIASDIR=\"\$(abs_top_builddir)/$gl_source_base\""
+AC_SUBST([LOCALCHARSET_TESTS_ENVIRONMENT])
+gl_FUNC_MALLOC_GNU
+if test $REPLACE_MALLOC = 1; then
+  AC_LIBOBJ([malloc])
+fi
+gl_MODULE_INDICATOR([malloc-gnu])
+gl_FUNC_MALLOC_POSIX
+if test $REPLACE_MALLOC = 1; then
+  AC_LIBOBJ([malloc])
+fi
+gl_STDLIB_MODULE_INDICATOR([malloc-posix])
+gl_FUNC_MBRTOWC
+if test $HAVE_MBRTOWC = 0 || test $REPLACE_MBRTOWC = 1; then
+  AC_LIBOBJ([mbrtowc])
+  gl_PREREQ_MBRTOWC
+fi
+gl_WCHAR_MODULE_INDICATOR([mbrtowc])
+gl_FUNC_MBSINIT
+if test $HAVE_MBSINIT = 0 || test $REPLACE_MBSINIT = 1; then
+  AC_LIBOBJ([mbsinit])
+  gl_PREREQ_MBSINIT
+fi
+gl_WCHAR_MODULE_INDICATOR([mbsinit])
+gl_FUNC_MBTOWC
+if test $REPLACE_MBTOWC = 1; then
+  AC_LIBOBJ([mbtowc])
+  gl_PREREQ_MBTOWC
+fi
+gl_STDLIB_MODULE_INDICATOR([mbtowc])
+gl_MSVC_INVAL
+if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then
+  AC_LIBOBJ([msvc-inval])
+fi
+gl_MSVC_NOTHROW
+if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then
+  AC_LIBOBJ([msvc-nothrow])
+fi
+gl_MULTIARCH
+gl_FUNC_NL_LANGINFO
+if test $HAVE_NL_LANGINFO = 0 || test $REPLACE_NL_LANGINFO = 1; then
+  AC_LIBOBJ([nl_langinfo])
+fi
+gl_LANGINFO_MODULE_INDICATOR([nl_langinfo])
+gl_REGEX
+if test $ac_use_included_regex = yes; then
+  AC_LIBOBJ([regex])
+  gl_PREREQ_REGEX
+fi
+gt_TYPE_SSIZE_T
+AM_STDBOOL_H
+gl_STDDEF_H
+gl_STDINT_H
+gl_STDLIB_H
+gl_STRCASE
+if test $HAVE_STRCASECMP = 0; then
+  AC_LIBOBJ([strcasecmp])
+  gl_PREREQ_STRCASECMP
+fi
+if test $HAVE_STRNCASECMP = 0; then
+  AC_LIBOBJ([strncasecmp])
+  gl_PREREQ_STRNCASECMP
+fi
+gl_HEADER_STRINGS_H
+gl_HEADER_SYS_FILE_H
+AC_PROG_MKDIR_P
+gl_SYS_TYPES_H
+AC_PROG_MKDIR_P
+gl_UNISTD_H
+gl_WCHAR_H
+gl_FUNC_WCRTOMB
+if test $HAVE_WCRTOMB = 0 || test $REPLACE_WCRTOMB = 1; then
+  AC_LIBOBJ([wcrtomb])
+  gl_PREREQ_WCRTOMB
+fi
+gl_WCHAR_MODULE_INDICATOR([wcrtomb])
+gl_WCTYPE_H
+  # End of code from modules
+  m4_ifval(gl_LIBSOURCES_LIST, [
+    m4_syscmd([test ! -d ]m4_defn([gl_LIBSOURCES_DIR])[ ||
+      for gl_file in ]gl_LIBSOURCES_LIST[ ; do
+        if test ! -r ]m4_defn([gl_LIBSOURCES_DIR])[/$gl_file ; then
+          echo "missing file ]m4_defn([gl_LIBSOURCES_DIR])[/$gl_file" >&2
+          exit 1
+        fi
+      done])dnl
+      m4_if(m4_sysval, [0], [],
+        [AC_FATAL([expected source file, required through AC_LIBSOURCES, not found])])
+  ])
+  m4_popdef([gl_LIBSOURCES_DIR])
+  m4_popdef([gl_LIBSOURCES_LIST])
+  m4_popdef([AC_LIBSOURCES])
+  m4_popdef([AC_REPLACE_FUNCS])
+  m4_popdef([AC_LIBOBJ])
+  AC_CONFIG_COMMANDS_PRE([
+    gl_libobjs=
+    gl_ltlibobjs=
+    if test -n "$gl_LIBOBJS"; then
+      # Remove the extension.
+      sed_drop_objext='s/\.o$//;s/\.obj$//'
+      for i in `for i in $gl_LIBOBJS; do echo "$i"; done | sed -e "$sed_drop_objext" | sort | uniq`; do
+        gl_libobjs="$gl_libobjs $i.$ac_objext"
+        gl_ltlibobjs="$gl_ltlibobjs $i.lo"
+      done
+    fi
+    AC_SUBST([gl_LIBOBJS], [$gl_libobjs])
+    AC_SUBST([gl_LTLIBOBJS], [$gl_ltlibobjs])
+  ])
+  gltests_libdeps=
+  gltests_ltlibdeps=
+  m4_pushdef([AC_LIBOBJ], m4_defn([gltests_LIBOBJ]))
+  m4_pushdef([AC_REPLACE_FUNCS], m4_defn([gltests_REPLACE_FUNCS]))
+  m4_pushdef([AC_LIBSOURCES], m4_defn([gltests_LIBSOURCES]))
+  m4_pushdef([gltests_LIBSOURCES_LIST], [])
+  m4_pushdef([gltests_LIBSOURCES_DIR], [])
+  gl_COMMON
+  gl_source_base='tests'
+changequote(,)dnl
+  gltests_WITNESS=IN_`echo "${PACKAGE-$PACKAGE_TARNAME}" | LC_ALL=C tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ | LC_ALL=C sed -e 's/[^A-Z0-9_]/_/g'`_GNULIB_TESTS
+changequote([, ])dnl
+  AC_SUBST([gltests_WITNESS])
+  gl_module_indicator_condition=$gltests_WITNESS
+  m4_pushdef([gl_MODULE_INDICATOR_CONDITION], [$gl_module_indicator_condition])
+  m4_popdef([gl_MODULE_INDICATOR_CONDITION])
+  m4_ifval(gltests_LIBSOURCES_LIST, [
+    m4_syscmd([test ! -d ]m4_defn([gltests_LIBSOURCES_DIR])[ ||
+      for gl_file in ]gltests_LIBSOURCES_LIST[ ; do
+        if test ! -r ]m4_defn([gltests_LIBSOURCES_DIR])[/$gl_file ; then
+          echo "missing file ]m4_defn([gltests_LIBSOURCES_DIR])[/$gl_file" >&2
+          exit 1
+        fi
+      done])dnl
+      m4_if(m4_sysval, [0], [],
+        [AC_FATAL([expected source file, required through AC_LIBSOURCES, not found])])
+  ])
+  m4_popdef([gltests_LIBSOURCES_DIR])
+  m4_popdef([gltests_LIBSOURCES_LIST])
+  m4_popdef([AC_LIBSOURCES])
+  m4_popdef([AC_REPLACE_FUNCS])
+  m4_popdef([AC_LIBOBJ])
+  AC_CONFIG_COMMANDS_PRE([
+    gltests_libobjs=
+    gltests_ltlibobjs=
+    if test -n "$gltests_LIBOBJS"; then
+      # Remove the extension.
+      sed_drop_objext='s/\.o$//;s/\.obj$//'
+      for i in `for i in $gltests_LIBOBJS; do echo "$i"; done | sed -e "$sed_drop_objext" | sort | uniq`; do
+        gltests_libobjs="$gltests_libobjs $i.$ac_objext"
+        gltests_ltlibobjs="$gltests_ltlibobjs $i.lo"
+      done
+    fi
+    AC_SUBST([gltests_LIBOBJS], [$gltests_libobjs])
+    AC_SUBST([gltests_LTLIBOBJS], [$gltests_ltlibobjs])
+  ])
+  LIBGNU_LIBDEPS="$gl_libdeps"
+  AC_SUBST([LIBGNU_LIBDEPS])
+  LIBGNU_LTLIBDEPS="$gl_ltlibdeps"
+  AC_SUBST([LIBGNU_LTLIBDEPS])
+])
+
+# Like AC_LIBOBJ, except that the module name goes
+# into gl_LIBOBJS instead of into LIBOBJS.
+AC_DEFUN([gl_LIBOBJ], [
+  AS_LITERAL_IF([$1], [gl_LIBSOURCES([$1.c])])dnl
+  gl_LIBOBJS="$gl_LIBOBJS $1.$ac_objext"
+])
+
+# Like AC_REPLACE_FUNCS, except that the module name goes
+# into gl_LIBOBJS instead of into LIBOBJS.
+AC_DEFUN([gl_REPLACE_FUNCS], [
+  m4_foreach_w([gl_NAME], [$1], [AC_LIBSOURCES(gl_NAME[.c])])dnl
+  AC_CHECK_FUNCS([$1], , [gl_LIBOBJ($ac_func)])
+])
+
+# Like AC_LIBSOURCES, except the directory where the source file is
+# expected is derived from the gnulib-tool parameterization,
+# and alloca is special cased (for the alloca-opt module).
+# We could also entirely rely on EXTRA_lib..._SOURCES.
+AC_DEFUN([gl_LIBSOURCES], [
+  m4_foreach([_gl_NAME], [$1], [
+    m4_if(_gl_NAME, [alloca.c], [], [
+      m4_define([gl_LIBSOURCES_DIR], [lib])
+      m4_append([gl_LIBSOURCES_LIST], _gl_NAME, [ ])
+    ])
+  ])
+])
+
+# Like AC_LIBOBJ, except that the module name goes
+# into gltests_LIBOBJS instead of into LIBOBJS.
+AC_DEFUN([gltests_LIBOBJ], [
+  AS_LITERAL_IF([$1], [gltests_LIBSOURCES([$1.c])])dnl
+  gltests_LIBOBJS="$gltests_LIBOBJS $1.$ac_objext"
+])
+
+# Like AC_REPLACE_FUNCS, except that the module name goes
+# into gltests_LIBOBJS instead of into LIBOBJS.
+AC_DEFUN([gltests_REPLACE_FUNCS], [
+  m4_foreach_w([gl_NAME], [$1], [AC_LIBSOURCES(gl_NAME[.c])])dnl
+  AC_CHECK_FUNCS([$1], , [gltests_LIBOBJ($ac_func)])
+])
+
+# Like AC_LIBSOURCES, except the directory where the source file is
+# expected is derived from the gnulib-tool parameterization,
+# and alloca is special cased (for the alloca-opt module).
+# We could also entirely rely on EXTRA_lib..._SOURCES.
+AC_DEFUN([gltests_LIBSOURCES], [
+  m4_foreach([_gl_NAME], [$1], [
+    m4_if(_gl_NAME, [alloca.c], [], [
+      m4_define([gltests_LIBSOURCES_DIR], [tests])
+      m4_append([gltests_LIBSOURCES_LIST], _gl_NAME, [ ])
+    ])
+  ])
+])
+
+# This macro records the list of files which have been installed by
+# gnulib-tool and may be removed by future gnulib-tool invocations.
+AC_DEFUN([gl_FILE_LIST], [
+  build-aux/snippet/_Noreturn.h
+  build-aux/snippet/arg-nonnull.h
+  build-aux/snippet/c++defs.h
+  build-aux/snippet/warn-on-use.h
+  lib/alloca.in.h
+  lib/btowc.c
+  lib/config.charset
+  lib/flock.c
+  lib/gettext.h
+  lib/langinfo.in.h
+  lib/localcharset.c
+  lib/localcharset.h
+  lib/malloc.c
+  lib/mbrtowc.c
+  lib/mbsinit.c
+  lib/mbtowc-impl.h
+  lib/mbtowc.c
+  lib/msvc-inval.c
+  lib/msvc-inval.h
+  lib/msvc-nothrow.c
+  lib/msvc-nothrow.h
+  lib/nl_langinfo.c
+  lib/ref-add.sin
+  lib/ref-del.sin
+  lib/regcomp.c
+  lib/regex.c
+  lib/regex.h
+  lib/regex_internal.c
+  lib/regex_internal.h
+  lib/regexec.c
+  lib/stdbool.in.h
+  lib/stddef.in.h
+  lib/stdint.in.h
+  lib/stdlib.in.h
+  lib/strcasecmp.c
+  lib/streq.h
+  lib/strings.in.h
+  lib/strncasecmp.c
+  lib/sys_file.in.h
+  lib/sys_types.in.h
+  lib/unistd.in.h
+  lib/verify.h
+  lib/wchar.in.h
+  lib/wcrtomb.c
+  lib/wctype.in.h
+  m4/00gnulib.m4
+  m4/alloca.m4
+  m4/btowc.m4
+  m4/codeset.m4
+  m4/configmake.m4
+  m4/extensions.m4
+  m4/fcntl-o.m4
+  m4/flock.m4
+  m4/glibc21.m4
+  m4/gnulib-common.m4
+  m4/include_next.m4
+  m4/langinfo_h.m4
+  m4/localcharset.m4
+  m4/locale-fr.m4
+  m4/locale-ja.m4
+  m4/locale-zh.m4
+  m4/longlong.m4
+  m4/malloc.m4
+  m4/mbrtowc.m4
+  m4/mbsinit.m4
+  m4/mbstate_t.m4
+  m4/mbtowc.m4
+  m4/msvc-inval.m4
+  m4/msvc-nothrow.m4
+  m4/multiarch.m4
+  m4/nl_langinfo.m4
+  m4/onceonly.m4
+  m4/regex.m4
+  m4/ssize_t.m4
+  m4/stdbool.m4
+  m4/stddef_h.m4
+  m4/stdint.m4
+  m4/stdlib_h.m4
+  m4/strcase.m4
+  m4/strings_h.m4
+  m4/sys_file_h.m4
+  m4/sys_types_h.m4
+  m4/unistd_h.m4
+  m4/warn-on-use.m4
+  m4/wchar_h.m4
+  m4/wchar_t.m4
+  m4/wcrtomb.m4
+  m4/wctype_h.m4
+  m4/wint_t.m4
+])