X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=gnulib-tool;h=d47bb8123d60a07ab4a967d3ecb7116936791320;hb=53b55e21270aa30cd703e9b0fe82aa7584ea2ffb;hp=29f5eec9bc7be07a33796ebdec4b32407a6eadcb;hpb=7fd2985d299e246a078f0c7b8671e541711687ca;p=gnulib.git diff --git a/gnulib-tool b/gnulib-tool index 29f5eec9b..d47bb8123 100755 --- a/gnulib-tool +++ b/gnulib-tool @@ -67,16 +67,24 @@ fi # 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 +# . +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 @@ -398,11 +406,69 @@ if ( foo=bar; foo+=baz && test "$foo" = barbaz ) >/dev/null 2>&1; then { 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 @@ -1320,6 +1386,7 @@ func_get_filelist () { 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) @@ -1328,13 +1395,63 @@ func_get_filelist () 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" @@ -1370,11 +1487,7 @@ func_get_automake_snippet () # *-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 +=" $extra_files @@ -1396,11 +1509,7 @@ func_get_automake_snippet () | sed -e "$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; \ @@ -1424,8 +1533,7 @@ func_get_automake_snippet () 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 @@ -1433,22 +1541,14 @@ func_get_automake_snippet () ;; 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 "$sed_prepend_topdir"` @@ -1832,6 +1932,7 @@ func_emit_lib_Makefile_am () if test -z "$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\\.$libext\$" allsnippets.tmp > /dev/null; then @@ -3287,9 +3388,6 @@ s,//*$,/,' 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 @@ -3478,7 +3576,7 @@ s,//*$,/,' 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 @@ -3828,10 +3926,6 @@ func_create_testdir () 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 @@ -3961,10 +4055,6 @@ func_create_testdir () 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