# to minimize the risk of accidentally using non-portable features.
# However, do this only for gnulib-tool itself, not for the code that
# gnulib-tool generates, since we don't want "sed --posix" to leak
-# into makefiles.
-if (alias) > /dev/null 2>&1 && echo | sed --posix -e d >/dev/null 2>&1; then
+# into makefiles. And do it only for sed versions 4.2 or newer,
+# because "sed --posix" is buggy in GNU sed 4.1.5, see
+# <http://lists.gnu.org/archive/html/bug-gnulib/2009-02/msg00225.html>.
+if (alias) > /dev/null 2>&1 \
+ && echo | sed --posix -e d >/dev/null 2>&1 \
+ && case `sed --version | sed -e 's/^[^0-9]*//' -e 1q` in \
+ [1-3]* | 4.[01]*) false;; \
+ *) true;; \
+ esac \
+ ; then
# Define sed as an alias.
# It is not always possible to use aliases. Aliases are guaranteed to work
# if the executing shell is bash and either it is invoked as /bin/sh or
# is a version >= 2.0, supporting shopt. This is the common case.
# Two other approaches (use of a variable $sed or of a function func_sed
# instead of an alias) require massive, fragile code changes.
- # An other approach (use of function sed) requires `which sed` - but 'which'
- # is hard to emulate, due to missing "test -x" on some platforms.
+ # An other approach (use of function sed) requires `which sed` - but
+ # 'which' is hard to emulate, due to missing "test -x" on some platforms.
if test -n "$BASH_VERSION"; then
shopt -s expand_aliases >/dev/null 2>&1
fi
{
eval "$1+=\"\$2\""
}
+ fast_func_append=true
else
func_append ()
{
eval "$1=\"\$$1\$2\""
}
+ fast_func_append=false
+fi
+
+# func_remove_prefix var prefix
+# removes the given prefix from the value of the shell variable var.
+# var should be the name of a shell variable.
+# Its value should not contain a newline and not start or end with whitespace.
+# prefix should not contain the characters "$`\{}[]^|.
+if ( foo=bar; eval 'test "${foo#b}" = ar' ) >/dev/null 2>&1; then
+ func_remove_prefix ()
+ {
+ eval "$1=\${$1#\$2}"
+ }
+ fast_func_remove_prefix=true
+else
+ func_remove_prefix ()
+ {
+ eval "value=\"\$$1\""
+ prefix="$2"
+ case "$prefix" in
+ *.*)
+ sed_escape_dots='s/\([.]\)/\\\1/g'
+ prefix=`echo "$prefix" | sed -e "$sed_escape_dots"`
+ ;;
+ esac
+ value=`echo "$value" | sed -e "s|^${prefix}||"`
+ eval "$1=\"\$value\""
+ }
+ fast_func_remove_prefix=false
+fi
+
+# func_remove_suffix var suffix
+# removes the given suffix from the value of the shell variable var.
+# var should be the name of a shell variable.
+# Its value should not contain a newline and not start or end with whitespace.
+# suffix should not contain the characters "$`\{}[]^|.
+if ( foo=bar; eval 'test "${foo%r}" = ba' ) >/dev/null 2>&1; then
+ func_remove_suffix ()
+ {
+ eval "$1=\${$1%\$2}"
+ }
+ fast_func_remove_suffix=true
+else
+ func_remove_suffix ()
+ {
+ eval "value=\"\$$1\""
+ suffix="$2"
+ case "$suffix" in
+ *.*)
+ sed_escape_dots='s/\([.]\)/\\\1/g'
+ suffix=`echo "$suffix" | sed -e "$sed_escape_dots"`
+ ;;
+ esac
+ value=`echo "$value" | sed -e "s|${suffix}\$||"`
+ eval "$1=\"\$value\""
+ }
+ fast_func_remove_suffix=false
fi
# func_fatal_error message
{
func_lookup_file "modules/$1"
sed -n -e "/^Files$sed_extract_prog" < "$lookedup_file"
+ echo m4/00gnulib.m4
echo m4/gnulib-common.m4
case "$autoconf_minversion" in
2.59)
esac
}
+# func_filter_filelist outputvar separator filelist prefix suffix removed_prefix removed_suffix [added_prefix [added_suffix]]
+# stores in outputvar the filtered and processed filelist. Filtering: Only the
+# elements starting with prefix and ending with suffix are considered.
+# Processing: removed_prefix and removed_suffix are removed from each element,
+# added_prefix and added_suffix are added to each element.
+# removed_prefix, removed_suffix should not contain the characters "$`\{}[]^|.
+# added_prefix, added_suffix should not contain the characters \|.
+func_filter_filelist ()
+{
+ if test "$2" != "$nl" \
+ || { $fast_func_append \
+ && { test -z "$6" || $fast_func_remove_prefix; } \
+ && { test -z "$7" || $fast_func_remove_suffix; }; \
+ }; then
+ ffflist=
+ for fff in $3; do
+ case "$fff" in
+ "$4"*"$5")
+ if test -n "$6"; then
+ func_remove_prefix fff "$6"
+ fi
+ if test -n "$7"; then
+ func_remove_suffix fff "$7"
+ fi
+ fff="$8${fff}$9"
+ if test -z "$ffflist"; then
+ ffflist="${fff}"
+ else
+ func_append ffflist "$2${fff}"
+ fi
+ ;;
+ esac
+ done
+ else
+ sed_fff_filter="s|^$6\(.*\)$7\$|$8\\1$9|"
+ ffflist=`for fff in $3; do
+ case "$fff" in
+ "$4"*"$5") echo "$fff" ;;
+ esac
+ done | sed -e "$sed_fff_filter"`
+ fi
+ eval "$1=\"\$ffflist\""
+}
+
# func_get_dependencies module
# Input:
# - local_gnulib_dir from --local-dir
func_get_dependencies ()
{
# ${module}-tests always implicitly depends on ${module}.
- echo "$1" | sed -n -e 's/-tests$//p'
+ case "$1" in
+ *-tests)
+ fgd1="$1"
+ func_remove_suffix fgd1 '-tests'
+ echo "$fgd1"
+ ;;
+ esac
# Then the explicit dependencies listed in the module description.
func_lookup_file "modules/$1"
sed -n -e "/^Depends-on$sed_extract_prog" < "$lookedup_file"
# *-tests module live in tests/, not lib/.
# Synthesize an EXTRA_DIST augmentation.
all_files=`func_get_filelist $1`
- tests_files=`for f in $all_files; do \
- case $f in \
- tests/*) echo $f ;; \
- esac; \
- done | sed -e 's,^tests/,,'`
+ func_filter_filelist tests_files " " "$all_files" 'tests/' '' 'tests/' ''
extra_files="$tests_files"
if test -n "$extra_files"; then
echo "EXTRA_DIST +=" $extra_files
| sed -e "$sed_combine_lines" \
| sed -n -e "$sed_extract_mentioned_files" | sed -e 's/#.*//'`
all_files=`func_get_filelist $1`
- lib_files=`for f in $all_files; do \
- case $f in \
- lib/*) echo $f ;; \
- esac; \
- done | sed -e 's,^lib/,,'`
+ func_filter_filelist lib_files "$nl" "$all_files" 'lib/' '' 'lib/' ''
# Remove $already_mentioned_files from $lib_files.
echo "$lib_files" | LC_ALL=C sort -u > "$tmp"/lib-files
extra_files=`func_reset_sigpipe; \
case "$1" in
relocatable-prog-wrapper) ;;
*)
- sed_extract_c_files='/\.c$/p'
- extra_files=`echo "$extra_files" | sed -n -e "$sed_extract_c_files"`
+ func_filter_filelist extra_files "$nl" "$extra_files" '' '.c' '' ''
if test -n "$extra_files"; then
echo "EXTRA_lib_SOURCES +=" $extra_files
echo
;;
esac
# Synthesize an EXTRA_DIST augmentation also for the files in build-aux/.
- buildaux_files=`for f in $all_files; do \
- case $f in \
- build-aux/*) echo $f ;; \
- esac; \
- done | sed -e 's,^build-aux/,,'`
+ func_filter_filelist buildaux_files "$nl" "$all_files" 'build-aux/' '' 'build-aux/' ''
if test -n "$buildaux_files"; then
sed_prepend_auxdir='s,^,$(top_srcdir)/'"$auxdir"'/,'
echo "EXTRA_DIST += "`echo "$buildaux_files" | sed -e "$sed_prepend_auxdir"`
echo
fi
# Synthesize an EXTRA_DIST augmentation also for the files from top/.
- top_files=`for f in $all_files; do \
- case $f in \
- top/*) echo $f ;; \
- esac; \
- done | sed -e 's,^top/,,'`
+ func_filter_filelist top_files "$nl" "$all_files" 'top/' '' 'top/' ''
if test -n "$top_files"; then
sed_prepend_topdir='s,^,$(top_srcdir)/,'
echo "EXTRA_DIST += "`echo "$top_files" | sed -e "$sed_prepend_topdir"`
if test -z "$makefile_name"; then
echo
echo "AM_CPPFLAGS ="
+ echo "AM_CFLAGS ="
fi
echo
if LC_ALL=C grep "^[a-zA-Z0-9_]*_${perhapsLT}LIBRARIES *+\{0,1\}= *$libname\\.$libext\$" allsnippets.tmp > /dev/null; then
if test -n "$uses_subdirs"; then
echo " AC_REQUIRE([AM_PROG_CC_C_O])"
fi
- if grep AC_GNU_SOURCE "$destdir"/$m4base/*.m4 >/dev/null 2>/dev/null; then
- echo " AC_REQUIRE([AC_GNU_SOURCE])"
- fi
for module in $final_modules; do
func_verify_module
if test -n "$module"; then
echo "Updating $destdir/$dir$ignore (backup in $destdir/$dir${ignore}~)"
mv -f "$destdir/$dir$ignore" "$destdir/$dir$ignore"~
{ sed -e 's,/,\\/,g' -e 's,^,/^,' -e 's,$,\$/d,' < "$tmp"/ignore-removed
- if test -n "$anchor"; then sed -e 's,/,\\/,g' -e "s,^,/^${doubly_escaped_anchor}," -e 's,$,\$/d,' < "$tmp"/ignore-removed; fi
+ if test -n "$anchor"; then sed -e 's,/,\\/,g' -e "s,^,/^${doubly_escaped_anchor}," -e 's,$,$/d,' < "$tmp"/ignore-removed; fi
} > "$tmp"/sed-ignore-removed
{ cat "$destdir/$dir$ignore"~
sed -e "s|^|$anchor|" < "$tmp"/ignore-added
echo "AC_PROG_MAKE_SET"
echo "AC_PROG_RANLIB"
echo
- if grep AC_GNU_SOURCE "$testdir/$m4base"/*.m4 >/dev/null 2>/dev/null; then
- echo "AC_GNU_SOURCE"
- echo
- fi
for module in $modules; do
func_verify_module
if test -n "$module"; then
echo "AM_PROG_CC_C_O"
echo
fi
- if grep AC_GNU_SOURCE "$testdir/$m4base"/*.m4 >/dev/null 2>/dev/null; then
- echo "AC_GNU_SOURCE"
- echo
- fi
for module in $modules; do
func_verify_nontests_module
if test -n "$module"; then