X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=gnulib-tool;h=83d6528d445094231f450b963ea8a79d660f9fb5;hb=3667f8e75409ce7df7bc3f561ddd8d03d5be39f2;hp=6551dbf851debfef8be92a4470b4658002958efb;hpb=5a7c8db71983a4dfe1885f2c51f5217dff544e5b;p=gnulib.git diff --git a/gnulib-tool b/gnulib-tool index 6551dbf85..83d6528d4 100755 --- a/gnulib-tool +++ b/gnulib-tool @@ -22,9 +22,11 @@ progname=$0 package=gnulib -cvsdatestamp='$Date: 2006-09-01 11:57:26 $' +cvsdatestamp='$Date: 2006-10-23 11:25:20 $' last_checkin_date=`echo "$cvsdatestamp" | sed -e 's,^\$[D]ate: ,,'` version=`echo "$last_checkin_date" | sed -e 's/ .*$//' -e 's,/,-,g'` +nl=' +' # You can set AUTOCONFPATH to empty if autoconf 2.57 is already in your PATH. AUTOCONFPATH= @@ -38,11 +40,17 @@ AUTOCONFPATH= # You can set AUTOMAKEPATH to empty if automake 1.9.x is already in your PATH. AUTOMAKEPATH= +# You can set GETTEXTPATH to empty if autopoint 0.15 is already in your PATH. +GETTEXTPATH= + # If you didn't set AUTOCONFPATH and AUTOMAKEPATH, you can also set the -# variables AUTOCONF, ACLOCAL, AUTOMAKE, AUTORECONF individually. +# variables AUTOCONF, AUTOHEADER, ACLOCAL, AUTOMAKE, AUTORECONF individually. if test -z "${AUTOCONF}" || test -n "${AUTOCONFPATH}"; then AUTOCONF="${AUTOCONFPATH}autoconf" fi +if test -z "${AUTOHEADER}" || test -n "${AUTOCONFPATH}"; then + AUTOHEADER="${AUTOCONFPATH}autoheader" +fi if test -z "${ACLOCAL}" || test -n "${AUTOMAKEPATH}"; then ACLOCAL="${AUTOMAKEPATH}aclocal" fi @@ -53,6 +61,11 @@ if test -z "${AUTORECONF}" || test -n "${AUTOCONFPATH}"; then AUTORECONF="${AUTOCONFPATH}autoreconf" fi +# If you didn't set GETTEXTPATH, you can also set the variable AUTOPOINT. +if test -z "${AUTOPOINT}" || test -n "${GETTEXTPATH}"; then + AUTOPOINT="${GETTEXTPATH}autopoint" +fi + # GNU sort is needed. Set SORT to its location (not needed if it's called # 'sort' and already in the PATH). if test -z "$SORT"; then @@ -67,7 +80,7 @@ func_usage () Usage: gnulib-tool --list gnulib-tool --import [module1 ... moduleN] gnulib-tool --update - gnulib-tool --create-testdir --dir=directory module1 ... moduleN + gnulib-tool --create-testdir --dir=directory [module1 ... moduleN] gnulib-tool --create-megatestdir --dir=directory [module1 ... moduleN] gnulib-tool --test --dir=directory module1 ... moduleN gnulib-tool --megatest --dir=directory [module1 ... moduleN] @@ -155,11 +168,12 @@ Report bugs to ." func_version () { year=`echo "$last_checkin_date" | sed -e 's,/.*$,,'` - echo "$progname (GNU $package) $version" - echo "Copyright (C) $year Free Software Foundation, Inc. + echo "\ +$progname (GNU $package) $version +Copyright (C) $year Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO -warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE." - echo "Written by" "Bruno Haible" "and" "Simon Josefsson" +warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +Written by" "Bruno Haible" "and" "Simon Josefsson" } # func_emit_copyright_notice @@ -177,6 +191,13 @@ func_emit_copyright_notice () echo "# Generated by gnulib-tool." } +# func_exit STATUS +# exit with status +func_exit () +{ + (exit $1); exit $1 +} + # func_tmpdir # creates a temporary directory. # Sets variable @@ -204,17 +225,33 @@ func_tmpdir () } || { echo "$0: cannot create a temporary directory in $TMPDIR" >&2 - { (exit 1); exit 1; } + func_exit 1 } } +# func_append var value +# appends the given value to the shell variable var. +if ( foo=bar; foo+=baz && test "$foo" = barbaz ) >/dev/null 2>&1; then + # Use bash's += operator. It reduces complexity of appending repeatedly to + # a single variable from O(n^2) to O(n). + func_append () + { + eval "$1+=\"\$2\"" + } +else + func_append () + { + eval "$1=\"\$$1\$2\"" + } +fi + # func_fatal_error message # outputs to stderr a fatal error message, and terminates the program. func_fatal_error () { echo "gnulib-tool: *** $1" 1>&2 echo "gnulib-tool: *** Stop." 1>&2 - exit 1 + func_exit 1 } # func_readlink SYMLINK @@ -503,10 +540,11 @@ func_relconcat () if test $# = 0; then func_fatal_error "missing argument for --avoid" fi - avoidlist="$avoidlist $1" + func_append avoidlist " $1" shift ;; --avoid=* ) - avoidlist="$avoidlist "`echo "X$1" | sed -e 's/^X--avoid=//'` + arg=`echo "X$1" | sed -e 's/^X--avoid=//'` + func_append avoidlist " $arg" shift ;; --lgpl ) lgpl=true @@ -548,10 +586,10 @@ func_relconcat () shift ;; --help | --hel | --he | --h ) func_usage - exit 0 ;; + func_exit $? ;; --version | --versio | --versi | --vers | --ver | --ve | --v ) func_version - exit 0 ;; + func_exit $? ;; -- ) # Stop option processing shift @@ -559,7 +597,7 @@ func_relconcat () -* ) echo "gnulib-tool: unknown option $1" 1>&2 echo "Try 'gnulib-tool --help' for more information." 1>&2 - exit 1 ;; + func_exit 1 ;; * ) break ;; esac @@ -571,7 +609,7 @@ func_relconcat () echo "Try 'gnulib-tool --help' for more information." 1>&2 echo "If you really want to modify the gnulib configuration of your project," 1>&2 echo "you need to use 'gnulib --import' - at your own risk!" 1>&2 - exit 1 + func_exit 1 fi if test -n "$local_gnulib_dir" || test -n "$supplied_libname" \ || test -n "$sourcebase" || test -n "$m4base" \ @@ -582,7 +620,7 @@ func_relconcat () echo "Try 'gnulib-tool --help' for more information." 1>&2 echo "If you really want to modify the gnulib configuration of your project," 1>&2 echo "you need to use 'gnulib --import' - at your own risk!" 1>&2 - exit 1 + func_exit 1 fi do_changelog=false fi @@ -625,7 +663,7 @@ func_relconcat () }' eval `sed -n -e "$my_sed_traces" < "$configure_ac"` if test -n "$prereqs"; then - autoconf_minversion=`for version in $prereqs; do echo $version; done | $SORT -g | uniq | tail -1` + autoconf_minversion=`for version in $prereqs; do echo $version; done | $SORT -g -u | tail -1` fi fi if test -z "$autoconf_minversion"; then @@ -640,7 +678,7 @@ func_relconcat () # m4base (to avoid an error in func_import) and optional for the others. sed_trimtrailingslashes='s,\([^/]\)//*$,\1,' case "$local_gnulib_dir" in - */ ) sourcebase=`echo "$local_gnulib_dir" | sed -e "$sed_trimtrailingslashes"` ;; + */ ) local_gnulib_dir=`echo "$local_gnulib_dir" | sed -e "$sed_trimtrailingslashes"` ;; esac case "$sourcebase" in */ ) sourcebase=`echo "$sourcebase" | sed -e "$sed_trimtrailingslashes"` ;; @@ -685,7 +723,16 @@ done gnulib_dir=`echo "$self_abspathname" | sed -e 's,/[^/]*$,,'` func_tmpdir -trap 'rm -rf "$tmp"' 0 1 2 3 15 +trap 'exit_status=$? + if test "$signal" != 0; then + echo "caught signal $signal" >&2 + fi + rm -rf "$tmp" + exit $exit_status' 0 +for signal in 1 2 3 13 15; do + trap '{ signal='$signal'; func_exit 1; }' $signal +done +signal=0 # func_lookup_file file # looks up a file in $local_gnulib_dir or $gnulib_dir, or combines it through @@ -737,8 +784,7 @@ func_all_modules () } \ | sed -e '/^CVS$/d' -e '/^ChangeLog$/d' -e '/^COPYING$/d' -e '/^README$/d' -e '/^TEMPLATE$/d' -e '/^TEMPLATE-TESTS$/d' -e '/~$/d' \ | sed -e '/-tests$/d' \ - | LC_ALL=C sort \ - | LC_ALL=C uniq + | LC_ALL=C sort -u } # func_verify_module @@ -861,6 +907,41 @@ func_get_automake_snippet () { func_lookup_file "modules/$1" sed -n -e "/^Makefile\.am$sed_extract_prog" < "$lookedup_file" + case "$1" in + *-tests) + # *-tests module live in tests/, not lib/. + ;; + *) + # Synthesize an EXTRA_DIST augmentation. + sed_combine_lines='/\\$/{ + :a + N + s/\\\ +// + s/\\$/\\/ + ta + }' + sed_extract_mentioned_files='s/^lib_SOURCES[ ]*+=[ ]*//p' + already_mentioned_files=` \ + sed -n -e "/^Makefile\.am$sed_extract_prog" < "$lookedup_file" \ + | 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/,,'` + # Remove $already_mentioned_files from $lib_files. + echo "$lib_files" | LC_ALL=C sort -u > "$tmp"/lib-files + extra_files=`for f in $already_mentioned_files; do echo $f; done \ + | LC_ALL=C sort -u | LC_ALL=C join -v 2 - "$tmp"/lib-files` + if test -n "$extra_files"; then + echo "EXTRA_DIST +=" $extra_files + echo + fi + ;; + esac } # func_get_include_directive module @@ -924,49 +1005,50 @@ func_acceptable () # - modules list of specified modules # - inctests true if tests should be included, blank otherwise # - avoidlist list of modules to avoid +# - tmp pathname of a temporary directory # Output: # - modules list of modules, including dependencies func_modules_transitive_closure () { - while true; do - xmodules= - for module in $modules; do + # In order to process every module only once (for speed), process an "input + # list" of modules, producing an "output list" of modules. During each round, + # more modules can be queued in the input list. Once a module on the input + # list has been processed, it is added to the "handled list", so we can avoid + # to process it again. + handledmodules= + inmodules="$modules" + outmodules= + while test -n "$inmodules"; do + inmodules_this_round="$inmodules" + inmodules= # Accumulator, queue for next round + for module in $inmodules_this_round; do func_verify_module if test -n "$module"; then - # Duplicate dependencies are harmless, but Jim wants a warning. - duplicated_deps=`func_get_dependencies $module | LC_ALL=C sort | LC_ALL=C uniq -d` - if test -n "$duplicated_deps"; then - echo "warning: module $module has duplicated dependencies: "`echo $duplicated_deps` 1>&2 - fi if func_acceptable $module; then - xmodules="$xmodules $module" - for depmodule in `func_get_dependencies $module`; do - if func_acceptable $depmodule; then - xmodules="$xmodules $depmodule" - fi - done + func_append outmodules " $module" + deps=`func_get_dependencies $module` + # Duplicate dependencies are harmless, but Jim wants a warning. + duplicated_deps=`echo "$deps" | LC_ALL=C sort | LC_ALL=C uniq -d` + if test -n "$duplicated_deps"; then + echo "warning: module $module has duplicated dependencies: "`echo $duplicated_deps` 1>&2 + fi + func_append inmodules " $deps" if test -n "$inctests"; then testsmodule=`func_get_tests_module $module` if test -n "$testsmodule"; then - if func_acceptable $testsmodule; then - xmodules="$xmodules $testsmodule" - for depmodule in `func_get_dependencies $testsmodule`; do - if func_acceptable $depmodule; then - xmodules="$xmodules $depmodule" - fi - done - fi + func_append inmodules " $testsmodule" fi fi fi fi done - xmodules=`for m in $xmodules; do echo $m; done | LC_ALL=C sort | LC_ALL=C uniq` - if test "$xmodules" = "$modules"; then - break - fi - modules="$xmodules" + handledmodules=`for m in $handledmodules $inmodules_this_round; do echo $m; done | LC_ALL=C sort -u` + # Remove $handledmodules from $inmodules. + for m in $inmodules; do echo $m; done | LC_ALL=C sort -u > "$tmp"/queued-modules + inmodules=`echo "$handledmodules" | LC_ALL=C join -v 2 - "$tmp"/queued-modules` done + modules=`for m in $outmodules; do echo $m; done | LC_ALL=C sort -u` + rm -f "$tmp"/queued-modules } # func_modules_add_dummy @@ -1000,7 +1082,7 @@ ba done # Add the dummy module, to make sure the library will be non-empty. if test -z "$have_lib_SOURCES"; then - modules="$modules dummy" + func_append modules " dummy" fi } @@ -1016,10 +1098,11 @@ func_modules_to_filelist () for module in $modules; do func_verify_module if test -n "$module"; then - files="$files "`func_get_filelist $module` + fs=`func_get_filelist $module` + func_append files " $fs" fi done - files=`for f in $files; do echo $f; done | LC_ALL=C sort | LC_ALL=C uniq` + files=`for f in $files; do echo $f; done | LC_ALL=C sort -u` } # func_emit_lib_Makefile_am @@ -1030,6 +1113,7 @@ func_modules_to_filelist () # - libname library name # - makefile_name from --makefile-name # - libtool true if libtool will be used, false or blank otherwise +# - macro_prefix prefix of gl_LIBOBJS macros to use # - actioncmd (optional) command that will reproduce this invocation func_emit_lib_Makefile_am () { @@ -1043,19 +1127,21 @@ func_emit_lib_Makefile_am () if test "$libtool" = true; then libext=la perhapsLT=LT + sed_eliminate_LDFLAGS= else libext=a perhapsLT= + sed_eliminate_LDFLAGS='/^lib_LDFLAGS[ ]*+=/d' fi + echo "## DO NOT EDIT! GENERATED AUTOMATICALLY!" echo "## Process this file with automake to produce Makefile.in." func_emit_copyright_notice if test -n "$actioncmd"; then echo "# Reproduce by: $actioncmd" fi echo - if test -n "$makefile_name"; then - # No need to generate dependencies since the sources are in gnulib, not here. - echo "AUTOMAKE_OPTIONS = 1.5 gnits no-dependencies" + if test -z "$makefile_name"; then + echo "AUTOMAKE_OPTIONS = 1.5 gnits" fi echo ( @@ -1066,11 +1152,13 @@ func_emit_lib_Makefile_am () func_get_automake_snippet "$module" | sed -e 's,lib_LIBRARIES,lib%_LIBRARIES,g' \ -e 's,lib_LTLIBRARIES,lib%_LTLIBRARIES,g' | + sed -e "$sed_eliminate_LDFLAGS" | sed -e 's,lib_\([A-Z][A-Z]*\),'"${libname}_${libext}"'_\1,g' | sed -e 's,lib%_LIBRARIES,lib_LIBRARIES,g' \ -e 's,lib%_LTLIBRARIES,lib_LTLIBRARIES,g' if test "$module" = 'alloca'; then echo "${libname}_${libext}_LIBADD += @${perhapsLT}ALLOCA@" + echo "${libname}_${libext}_DEPENDENCIES += @${perhapsLT}ALLOCA@" fi } > amsnippet.tmp # Skip the contents if its entirely empty. @@ -1095,9 +1183,17 @@ func_emit_lib_Makefile_am () fi echo echo "${libname}_${libext}_SOURCES =" - echo "${libname}_${libext}_LIBADD = @${perhapsLT}LIBOBJS@" - if test -n "$makefile_name"; then + # Here we use $(LIBOBJS), not @LIBOBJS@. The value is the same. However, + # automake during its analyses looks for $(LIBOBJS), not for @LIBOBJS@. + echo "${libname}_${libext}_LIBADD = \$(${macro_prefix}_${perhapsLT}LIBOBJS)" + echo "${libname}_${libext}_DEPENDENCIES = \$(${macro_prefix}_${perhapsLT}LIBOBJS)" + if test "$libtool" = true; then + echo "${libname}_${libext}_LDFLAGS = \$(AM_LDFLAGS)" + fi + if test -z "$makefile_name"; then echo "noinst_HEADERS =" + # Automake versions < 1.9b create an empty pkgdatadir at installation time + # if you specify pkgdata_DATA to empty. This is a workaround. if grep '^pkgdata_DATA *+=' allsnippets.tmp > /dev/null; then echo "pkgdata_DATA =" fi @@ -1106,7 +1202,7 @@ func_emit_lib_Makefile_am () echo "SUFFIXES =" fi echo "MOSTLYCLEANFILES $assign core *.stackdump" - if test -n "$makefile_name"; then + if test -z "$makefile_name"; then echo "MOSTLYCLEANDIRS =" echo "CLEANFILES =" echo "DISTCLEANFILES =" @@ -1118,12 +1214,11 @@ func_emit_lib_Makefile_am () cat allsnippets.tmp echo echo "mostlyclean-local: mostlyclean-generic" - echo " @test -z \"\$(MOSTLYCLEANDIRS)\" || \\" - echo " for dir in \$(MOSTLYCLEANDIRS); do \\" - echo " if test -d \$\$dir; then \\" - echo " echo \"rmdir \$\$dir\"; rmdir \$\$dir; \\" - echo " fi; \\" - echo " done" + echo " @for dir in '' \$(MOSTLYCLEANDIRS); do \\" + echo " if test -n \"\$\$dir\" && test -d \$\$dir; then \\" + echo " echo \"rmdir \$\$dir\"; rmdir \$\$dir; \\" + echo " fi; \\" + echo " done" rm -f allsnippets.tmp } @@ -1145,7 +1240,15 @@ func_emit_tests_Makefile_am () else libext=a fi + if test "$libtool" = true; then + libext=la + sed_eliminate_LDFLAGS= + else + libext=a + sed_eliminate_LDFLAGS='/^lib_LDFLAGS[ ]*+=/d' + fi testsbase_inverse=`echo "$testsbase" | sed -e 's,/$,,' | sed -e 's,[^/][^/]*,..,g'` + echo "## DO NOT EDIT! GENERATED AUTOMATICALLY!" echo "## Process this file with automake to produce Makefile.in." func_emit_copyright_notice echo @@ -1158,7 +1261,15 @@ func_emit_tests_Makefile_am () for module in $modules; do func_verify_tests_module if test -n "$module"; then - func_get_automake_snippet "$module" > amsnippet.tmp + { + func_get_automake_snippet "$module" | + sed -e 's,lib_LIBRARIES,lib%_LIBRARIES,g' \ + -e 's,lib_LTLIBRARIES,lib%_LTLIBRARIES,g' | + sed -e "$sed_eliminate_LDFLAGS" | + sed -e 's,lib_\([A-Z][A-Z]*\),'"${libname}_${libext}"'_\1,g' | + sed -e 's,lib%_LIBRARIES,lib_LIBRARIES,g' \ + -e 's,lib%_LTLIBRARIES,lib_LTLIBRARIES,g' + } > amsnippet.tmp # Skip the contents if its entirely empty. if grep '[^ ]' amsnippet.tmp > /dev/null ; then echo "## begin gnulib module $module" @@ -1205,15 +1316,63 @@ func_emit_tests_Makefile_am () echo " rm -rf SunWS_cache" echo echo "mostlyclean-local: mostlyclean-generic" - echo " @test -z \"\$(MOSTLYCLEANDIRS)\" || \\" - echo " for dir in \$(MOSTLYCLEANDIRS); do \\" - echo " if test -d \$\$dir; then \\" - echo " echo \"rmdir \$\$dir\"; rmdir \$\$dir; \\" - echo " fi; \\" - echo " done" + echo " @for dir in '' \$(MOSTLYCLEANDIRS); do \\" + echo " if test -n \"\$\$dir\" && test -d \$\$dir; then \\" + echo " echo \"rmdir \$\$dir\"; rmdir \$\$dir; \\" + echo " fi; \\" + echo " done" rm -f allsnippets.tmp } +# func_emit_initmacro_start +# emits the first few statements of the gl_INIT macro to standard output. +# - macro_prefix prefix of gl_EARLY, gl_INIT macros to use +func_emit_initmacro_start () +{ + echo " m4_pushdef([AC_LIBOBJ], m4_defn([${macro_prefix}_LIBOBJ]))" + echo " m4_pushdef([AC_REPLACE_FUNCS], m4_defn([${macro_prefix}_REPLACE_FUNCS]))" +} + +# func_emit_initmacro_end +# emits the last few statements of the gl_INIT macro to standard output. +# - macro_prefix prefix of gl_EARLY, gl_INIT macros to use +func_emit_initmacro_end () +{ + echo " m4_popdef([AC_REPLACE_FUNCS])" + echo " m4_popdef([AC_LIBOBJ])" + echo " AC_CONFIG_COMMANDS_PRE([" + echo " ${macro_prefix}_libobjs=" + echo " ${macro_prefix}_ltlibobjs=" + echo " if test -n \"\$${macro_prefix}_LIBOBJS\"; then" + echo " # Remove the extension." + echo " sed_drop_objext='s/\\.o\$//;s/\\.obj\$//'" + echo " for i in \`for i in \$${macro_prefix}_LIBOBJS; do echo \"\$i\"; done | sed \"\$sed_drop_objext\" | sort | uniq\`; do" + echo " ${macro_prefix}_libobjs=\"\$${macro_prefix}_libobjs \$i.\$ac_objext\"" + echo " ${macro_prefix}_ltlibobjs=\"\$${macro_prefix}_ltlibobjs \$i.lo\"" + echo " done" + echo " fi" + echo " AC_SUBST([${macro_prefix}_LIBOBJS], [\$${macro_prefix}_libobjs])" + echo " AC_SUBST([${macro_prefix}_LTLIBOBJS], [\$${macro_prefix}_ltlibobjs])" + echo " ])" +} + +# func_emit_initmacro_done +# emits a few statements after the gl_INIT macro to standard output. +# - macro_prefix prefix of gl_EARLY, gl_INIT macros to use +func_emit_initmacro_done () +{ + echo + echo "# Like AC_LIBOBJ, except that the module name goes" + echo "# into ${macro_prefix}_LIBOBJS instead of into LIBOBJS." + echo "AC_DEFUN([${macro_prefix}_LIBOBJ]," + echo " [${macro_prefix}_LIBOBJS=\"\$${macro_prefix}_LIBOBJS \$1.\$ac_objext\"])" + echo + echo "# Like AC_REPLACE_FUNCS, except that the module name goes" + echo "# into ${macro_prefix}_LIBOBJS instead of into LIBOBJS." + echo "AC_DEFUN([${macro_prefix}_REPLACE_FUNCS]," + echo " [AC_CHECK_FUNCS([\$1], , [${macro_prefix}_LIBOBJ(\$ac_func)])])" +} + # func_import modules # Uses also the variables # - destdir target directory @@ -1398,7 +1557,7 @@ func_import () fi # Canonicalize the list of specified modules. - specified_modules=`for m in $specified_modules; do echo $m; done | LC_ALL=C sort | LC_ALL=C uniq` + specified_modules=`for m in $specified_modules; do echo $m; done | LC_ALL=C sort -u` # Determine final module list. modules="$specified_modules" @@ -1452,7 +1611,7 @@ func_import () new_files="$files m4/gnulib-tool.m4" old_files="$cached_files" if test -f "$destdir"/$m4base/gnulib-tool.m4; then - old_files="$old_files m4/gnulib-tool.m4" + func_append old_files " m4/gnulib-tool.m4" fi # Create directories. @@ -1521,28 +1680,30 @@ func_import () # Copy files or make symbolic links. Remove obsolete files. delimiter=' ' - for f in $old_files; do - case "$f" in - build-aux/*) g=`echo "$f" | sed -e "s,^build-aux/,$auxdir/,"` ;; - doc/*) g=`echo "$f" | sed -e "s,^doc/,$cached_docbase/,"` ;; - lib/*) g=`echo "$f" | sed -e "s,^lib/,$cached_sourcebase/,"` ;; - m4/*) g=`echo "$f" | sed -e "s,^m4/,$cached_m4base/,"` ;; - tests/*) g=`echo "$f" | sed -e "s,^tests/,$cached_testsbase/,"` ;; - *) g="$f" ;; - esac - echo "$g""$delimiter""$f" - done | LC_ALL=C sort > "$tmp"/old-files - for f in $new_files; do - case "$f" in - build-aux/*) g=`echo "$f" | sed -e "s,^build-aux/,$auxdir/,"` ;; - doc/*) g=`echo "$f" | sed -e "s,^doc/,$docbase/,"` ;; - lib/*) g=`echo "$f" | sed -e "s,^lib/,$sourcebase/,"` ;; - m4/*) g=`echo "$f" | sed -e "s,^m4/,$m4base/,"` ;; - tests/*) g=`echo "$f" | sed -e "s,^tests/,$testsbase/,"` ;; - *) g="$f" ;; - esac - echo "$g""$delimiter""$f" - done | LC_ALL=C sort > "$tmp"/new-files + sed_rewrite_old_files="\ + s,^build-aux/,$auxdir/, + s,^doc/,$cached_docbase/, + s,^lib/,$cached_sourcebase/, + s,^m4/,$cached_m4base/, + s,^tests/,$cached_testsbase/," + sed_rewrite_new_files="\ + s,^build-aux/,$auxdir/, + s,^doc/,$docbase/, + s,^lib/,$sourcebase/, + s,^m4/,$m4base/, + s,^tests/,$testsbase/," + # Construct a table with 2 columns: rewritten-file-name original-file-name, + # representing the files according to the last gnulib-tool invocation. + for f in $old_files; do echo $f; done \ + | sed -e "s,^.*\$,&$delimiter&," -e "$sed_rewrite_old_files" \ + | LC_ALL=C sort \ + > "$tmp"/old-files + # Construct a table with 2 columns: rewritten-file-name original-file-name, + # representing the files after this gnulib-tool invocation. + for f in $new_files; do echo $f; done \ + | sed -e "s,^.*\$,&$delimiter&," -e "$sed_rewrite_new_files" \ + | LC_ALL=C sort \ + > "$tmp"/new-files # First the files that are in old-files, but not in new-files: sed_take_first_column='s,'"$delimiter"'.*,,' for g in `LC_ALL=C join -t"$delimiter" -v1 "$tmp"/old-files "$tmp"/new-files | sed -e "$sed_take_first_column"`; do @@ -1557,7 +1718,10 @@ func_import () fi done # func_add_or_update handles a file that ought to be present afterwards. - # Uses parameters f, g, already_present. + # Uses parameters + # - f the original file name + # - g the rewritten file name + # - already_present nonempty if the file already exists, empty otherwise func_add_or_update () { func_dest_tmpfilename "$g" @@ -1619,58 +1783,58 @@ func_import () # Then the files that are in new-files, but not in old-files: sed_take_last_column='s,^.*'"$delimiter"',,' already_present= - for f in `LC_ALL=C join -t"$delimiter" -v2 "$tmp"/old-files "$tmp"/new-files | sed -e "$sed_take_last_column"`; do - case "$f" in - build-aux/*) g=`echo "$f" | sed -e "s,^build-aux/,$auxdir/,"` ;; - doc/*) g=`echo "$f" | sed -e "s,^doc/,$docbase/,"` ;; - lib/*) g=`echo "$f" | sed -e "s,^lib/,$sourcebase/,"` ;; - m4/*) g=`echo "$f" | sed -e "s,^m4/,$m4base/,"` ;; - tests/*) g=`echo "$f" | sed -e "s,^tests/,$testsbase/,"` ;; - *) g="$f" ;; - esac - func_add_or_update - done + LC_ALL=C join -t"$delimiter" -v2 "$tmp"/old-files "$tmp"/new-files \ + | sed -e "$sed_take_last_column" \ + | sed -e "s,^.*\$,&$delimiter&," -e "$sed_rewrite_new_files" > "$tmp"/added-files + { # Rearrange file descriptors. Needed because "while ... done < ..." + # constructs are executed in a subshell e.g. by Solaris 10 /bin/sh. + exec 5<&0 < "$tmp"/added-files + while read g f; do + func_add_or_update + done + exec 0<&5 5<&- + } # Then the files that are in new-files and in old-files: already_present=true - for f in `LC_ALL=C join -t"$delimiter" "$tmp"/old-files "$tmp"/new-files | sed -e "$sed_take_last_column"`; do - case "$f" in - build-aux/*) g=`echo "$f" | sed -e "s,^build-aux/,$auxdir/,"` ;; - doc/*) g=`echo "$f" | sed -e "s,^doc/,$docbase/,"` ;; - lib/*) g=`echo "$f" | sed -e "s,^lib/,$sourcebase/,"` ;; - m4/*) g=`echo "$f" | sed -e "s,^m4/,$m4base/,"` ;; - tests/*) g=`echo "$f" | sed -e "s,^tests/,$testsbase/,"` ;; - *) g="$f" ;; - esac - func_add_or_update - done + LC_ALL=C join -t"$delimiter" "$tmp"/old-files "$tmp"/new-files \ + | sed -e "$sed_take_last_column" \ + | sed -e "s,^.*\$,&$delimiter&," -e "$sed_rewrite_new_files" > "$tmp"/kept-files + { # Rearrange file descriptors. Needed because "while ... done < ..." + # constructs are executed in a subshell e.g. by Solaris 10 /bin/sh. + exec 5<&0 < "$tmp"/kept-files + while read g f; do + func_add_or_update + done + exec 0<&5 5<&- + } # Command-line invocation printed in a comment in generated gnulib-cache.m4. actioncmd="gnulib-tool --import" - actioncmd="$actioncmd --dir=$destdir" + func_append actioncmd " --dir=$destdir" if test -n "$local_gnulib_dir"; then - actioncmd="$actioncmd --local-dir=$local_gnulib_dir" + func_append actioncmd " --local-dir=$local_gnulib_dir" fi - actioncmd="$actioncmd --lib=$libname" - actioncmd="$actioncmd --source-base=$sourcebase" - actioncmd="$actioncmd --m4-base=$m4base" - actioncmd="$actioncmd --doc-base=$docbase" - actioncmd="$actioncmd --aux-dir=$auxdir" + func_append actioncmd " --lib=$libname" + func_append actioncmd " --source-base=$sourcebase" + func_append actioncmd " --m4-base=$m4base" + func_append actioncmd " --doc-base=$docbase" + func_append actioncmd " --aux-dir=$auxdir" for module in $avoidlist; do - actioncmd="$actioncmd --avoid=$module" + func_append actioncmd " --avoid=$module" done if test -n "$lgpl"; then - actioncmd="$actioncmd --lgpl" + func_append actioncmd " --lgpl" fi if test -n "$makefile_name"; then - actioncmd="$actioncmd --makefile_name=$makefile_name" + func_append actioncmd " --makefile_name=$makefile_name" fi if test "$libtool" = true; then - actioncmd="$actioncmd --libtool" + func_append actioncmd " --libtool" else - actioncmd="$actioncmd --no-libtool" + func_append actioncmd " --no-libtool" fi - actioncmd="$actioncmd --macro-prefix=$macro_prefix" - actioncmd="$actioncmd `echo $specified_modules`" + func_append actioncmd " --macro-prefix=$macro_prefix" + func_append actioncmd " `echo $specified_modules`" # Default the makefile name to Makefile.am. if test -n "$makefile_name"; then @@ -1780,6 +1944,7 @@ func_import () # Create m4/gnulib-comp.m4. func_dest_tmpfilename $m4base/gnulib-comp.m4 ( + echo "# DO NOT EDIT! GENERATED AUTOMATICALLY!" func_emit_copyright_notice echo "#" echo "# This file represents the compiled summary of the specification in" @@ -1794,7 +1959,9 @@ func_import () echo "AC_DEFUN([${macro_prefix}_EARLY]," echo "[" echo " m4_pattern_forbid([^gl_[A-Z]])dnl the gnulib macro namespace" - echo " m4_pattern_allow([^gl_ES$])dnl a valid locale name" + echo " m4_pattern_allow([^gl_ES\$])dnl a valid locale name" + echo " m4_pattern_allow([^gl_LIBOBJS\$])dnl a variable" + echo " m4_pattern_allow([^gl_LTLIBOBJS\$])dnl a variable" echo " AC_REQUIRE([AC_PROG_RANLIB])" if grep AC_GNU_SOURCE "$destdir"/$m4base/*.m4 >/dev/null 2>/dev/null; then echo " AC_REQUIRE([AC_GNU_SOURCE])" @@ -1811,11 +1978,17 @@ func_import () echo "# \"Check for header files, types and library functions\"." echo "AC_DEFUN([${macro_prefix}_INIT]," echo "[" + func_emit_initmacro_start if test "$libtool" = true; then echo " AM_CONDITIONAL([GL_COND_LIBTOOL], [true])" + echo " gl_cond_libtool=true" else echo " AM_CONDITIONAL([GL_COND_LIBTOOL], [false])" + echo " gl_cond_libtool=false" + echo " gl_libdeps=" + echo " gl_ltlibdeps=" fi + echo " gl_source_base='$sourcebase'" if test "$auxdir" != "build-aux"; then sed_replace_build_aux=' :a @@ -1842,7 +2015,18 @@ func_import () fi fi done + # _LIBDEPS and _LTLIBDEPS variables are not needed if this library is + # created using libtool, because libtool already handles the dependencies. + if test "$libtool" != true; then + libname_upper=`echo "$libname" | tr 'a-z' 'A-Z'` + echo " ${libname_upper}_LIBDEPS=\"\$gl_libdeps\"" + echo " AC_SUBST([${libname_upper}_LIBDEPS])" + echo " ${libname_upper}_LTLIBDEPS=\"\$gl_ltlibdeps\"" + echo " AC_SUBST([${libname_upper}_LTLIBDEPS])" + fi + func_emit_initmacro_end echo "])" + func_emit_initmacro_done echo echo "# This macro records the list of files which have been installed by" echo "# gnulib-tool and may be removed by future gnulib-tool invocations." @@ -1910,30 +2094,28 @@ func_import () echo "Finished." echo echo "You may need to add #include directives for the following .h files." + # First the #include <...> directives without #ifs, sorted for convenience, + # then the #include "..." directives without #ifs, sorted for convenience, + # then the #include directives that are surrounded by #ifs. Not sorted. + for module in $modules; do + include_directive=`func_get_include_directive "$module"` + case "$nl$include_directive" in + *"$nl#if"*) + echo "$include_directive" 1>&5 + ;; + *) + echo "$include_directive" | grep -v 'include "' 1>&6 + echo "$include_directive" | grep 'include "' 1>&7 + ;; + esac + done 5> "$tmp"/include-if 6> "$tmp"/include-angles 7> "$tmp"/include-quotes ( - # First the #include <...> directives without #ifs, sorted for convenience. - for module in $modules; do - if func_get_include_directive "$module" | grep '^#if' >/dev/null; then - : - else - func_get_include_directive "$module" | grep -v 'include "' - fi - done | LC_ALL=C sort -u - # Then the #include "..." directives without #ifs, sorted for convenience. - for module in $modules; do - if func_get_include_directive "$module" | grep '^#if' >/dev/null; then - : - else - func_get_include_directive "$module" | grep 'include "' - fi - done | LC_ALL=C sort -u - # Then the #include directives that are surrounded by #ifs. Not sorted. - for module in $modules; do - if func_get_include_directive "$module" | grep '^#if' >/dev/null; then - func_get_include_directive "$module" - fi - done - ) | sed -e '/^$/d;' -e 's/^/ /' + LC_ALL=C sort -u "$tmp"/include-angles + LC_ALL=C sort -u "$tmp"/include-quotes + cat "$tmp"/include-if + ) | sed -e '/^$/d' -e 's/^/ /' + rm -f "$tmp"/include-angles "$tmp"/include-quotes "$tmp"/include-if + echo echo "Don't forget to" if test "$makefile_am" = Makefile.am; then @@ -1973,12 +2155,22 @@ func_create_testdir () { testdir="$1" modules="$2" - modules=`for m in $modules; do echo $m; done | LC_ALL=C sort | LC_ALL=C uniq` + if test -z "$modules"; then + # All modules together. + # Except config-h, which breaks all modules which use HAVE_CONFIG_H. + # Except fnmatch-posix, which conflicts with fnmatch-gnu. FIXME. + # Except ftruncate, mountlist, which abort the configuration on mingw. FIXME. + modules=`func_all_modules` + modules=`for m in $modules; do case $m in config-h | fnmatch-posix | ftruncate | mountlist) ;; *) echo $m;; esac; done` + fi + modules=`for m in $modules; do echo $m; done | LC_ALL=C sort -u` # Subdirectory names. sourcebase=gllib m4base=glm4 + docbase=gldoc testsbase=gltests + macro_prefix=gl # Determine final module list. func_modules_transitive_closure @@ -1997,6 +2189,7 @@ func_create_testdir () for d in `echo "$files" | sed -n -e 's,^\(.*\)/[^/]*,\1,p'`; do case "$d" in build-aux) mkdir -p "$testdir/$auxdir" ;; + doc) mkdir -p "$testdir/$docbase" ;; lib) mkdir -p "$testdir/$sourcebase" ;; m4) mkdir -p "$testdir/$m4base" ;; tests) mkdir -p "$testdir/$testsbase" ;; @@ -2005,26 +2198,35 @@ func_create_testdir () done # Copy files or make symbolic links. - for f in $files; do - func_lookup_file "$f" - case "$f" in - build-aux/*) g=`echo "$f" | sed -e "s,^build-aux/,$auxdir/,"` ;; - lib/*) g=`echo "$f" | sed -e "s,^lib/,$sourcebase/,"` ;; - m4/*) g=`echo "$f" | sed -e "s,^m4/,$m4base/,"` ;; - tests/*) g=`echo "$f" | sed -e "s,^tests/,$testsbase/,"` ;; - *) g="$f" ;; - esac - if test -n "$lookedup_tmp"; then - cp -p "$lookedup_file" "$testdir/$g" - else - ln "$lookedup_file" "$testdir/$g" 2>/dev/null || - if test -z "$symbolic"; then + delimiter=' ' + sed_rewrite_files="\ + s,^build-aux/,$auxdir/, + s,^doc/,$docbase/, + s,^lib/,$sourcebase/, + s,^m4/,$m4base/, + s,^tests/,$testsbase/," + for f in $files; do echo $f; done \ + | sed -e "s,^.*\$,&$delimiter&," -e "$sed_rewrite_files" \ + | LC_ALL=C sort \ + > "$tmp"/files + { # Rearrange file descriptors. Needed because "while ... done < ..." + # constructs are executed in a subshell e.g. by Solaris 10 /bin/sh. + exec 5<&0 < "$tmp"/files + while read g f; do + func_lookup_file "$f" + if test -n "$lookedup_tmp"; then cp -p "$lookedup_file" "$testdir/$g" else - ln -s "$lookedup_file" "$testdir/$g" + ln "$lookedup_file" "$testdir/$g" 2>/dev/null || + if test -z "$symbolic"; then + cp -p "$lookedup_file" "$testdir/$g" + else + ln -s "$lookedup_file" "$testdir/$g" + fi fi - fi - done + done + exec 0<&5 5<&- + } # Create $sourcebase/Makefile.am. mkdir -p "$testdir/$sourcebase" @@ -2046,13 +2248,13 @@ func_create_testdir () subdirs="$sourcebase $m4base" subdirs_with_configure_ac="" - if test -f "$testdir"/$m4base/gettext.m4; then + if false && test -f "$testdir"/$m4base/gettext.m4; then # Avoid stupid error message from automake: # "AM_GNU_GETTEXT used but `po' not in SUBDIRS" mkdir -p "$testdir/po" (echo "## Process this file with automake to produce Makefile.in." ) > "$testdir/po/Makefile.am" - subdirs="$subdirs po" + func_append subdirs " po" fi if test -n "$inctests"; then @@ -2086,9 +2288,14 @@ func_create_testdir () fi if test "$libtool" = true; then echo "AM_CONDITIONAL([GL_COND_LIBTOOL], [true])" + echo "gl_cond_libtool=true" else echo "AM_CONDITIONAL([GL_COND_LIBTOOL], [false])" + echo "gl_cond_libtool=false" + echo "gl_libdeps=" + echo "gl_ltlibdeps=" fi + echo "gl_source_base='$testsbase'" # Wrap the set of autoconf snippets into an autoconf macro that is then # invoked. This is needed because autoconf does not support AC_REQUIRE # at the top level: @@ -2097,6 +2304,7 @@ func_create_testdir () # expansion of the required macro before the current point, and only one # expansion total). echo "AC_DEFUN([gl_INIT], [" + func_emit_initmacro_start if test "$auxdir" != "build-aux"; then sed_replace_build_aux=' :a @@ -2125,7 +2333,19 @@ func_create_testdir () | sed -e "$sed_replace_build_aux" fi done + # _LIBDEPS and _LTLIBDEPS variables are not needed if this library is + # created using libtool, because libtool already handles the dependencies. + if test "$libtool" != true; then + libname_upper=`echo "$libname" | tr 'a-z' 'A-Z'` + echo " ${libname_upper}_LIBDEPS=\"\$gl_libdeps\"" + echo " AC_SUBST([${libname_upper}_LIBDEPS])" + echo " ${libname_upper}_LTLIBDEPS=\"\$gl_ltlibdeps\"" + echo " AC_SUBST([${libname_upper}_LTLIBDEPS])" + fi + func_emit_initmacro_end echo "])" + func_emit_initmacro_done + echo echo "gl_INIT" echo # Usually $testsbase/config.h will be a superset of config.h. Verify this @@ -2134,7 +2354,7 @@ func_create_testdir () echo echo "AC_OUTPUT([Makefile])" ) > "$testdir/$testsbase/configure.ac" - subdirs="$subdirs $testsbase" + func_append subdirs " $testsbase" subdirs_with_configure_ac="$subdirs_with_configure_ac $testsbase" fi @@ -2163,7 +2383,9 @@ func_create_testdir () echo "AC_PROG_MAKE_SET" echo echo "m4_pattern_forbid([^gl_[A-Z]])dnl the gnulib macro namespace" - echo "m4_pattern_allow([^gl_ES$])dnl a valid locale name" + echo "m4_pattern_allow([^gl_ES\$])dnl a valid locale name" + echo "m4_pattern_allow([^gl_LIBOBJS\$])dnl a variable" + echo "m4_pattern_allow([^gl_LTLIBOBJS\$])dnl a variable" echo echo "AC_PROG_RANLIB" echo @@ -2181,9 +2403,14 @@ func_create_testdir () fi if test "$libtool" = true; then echo "AM_CONDITIONAL([GL_COND_LIBTOOL], [true])" + echo "gl_cond_libtool=true" else echo "AM_CONDITIONAL([GL_COND_LIBTOOL], [false])" + echo "gl_cond_libtool=false" + echo "gl_libdeps=" + echo "gl_ltlibdeps=" fi + echo "gl_source_base='$sourcebase'" # Wrap the set of autoconf snippets into an autoconf macro that is then # invoked. This is needed because autoconf does not support AC_REQUIRE # at the top level: @@ -2192,6 +2419,7 @@ func_create_testdir () # expansion of the required macro before the current point, and only one # expansion total). echo "AC_DEFUN([gl_INIT], [" + func_emit_initmacro_start if test "$auxdir" != "build-aux"; then sed_replace_build_aux=' :a @@ -2210,7 +2438,19 @@ func_create_testdir () | sed -e "$sed_replace_build_aux" fi done + # _LIBDEPS and _LTLIBDEPS variables are not needed if this library is + # created using libtool, because libtool already handles the dependencies. + if test "$libtool" != true; then + libname_upper=`echo "$libname" | tr 'a-z' 'A-Z'` + echo " ${libname_upper}_LIBDEPS=\"\$gl_libdeps\"" + echo " AC_SUBST([${libname_upper}_LIBDEPS])" + echo " ${libname_upper}_LTLIBDEPS=\"\$gl_ltlibdeps\"" + echo " AC_SUBST([${libname_upper}_LTLIBDEPS])" + fi + func_emit_initmacro_end echo "])" + func_emit_initmacro_done + echo echo "gl_INIT" echo if test -n "$subdirs_with_configure_ac"; then @@ -2222,7 +2462,7 @@ func_create_testdir () # configure.ac which creates the subdir's Makefile.am, not this one. case " $subdirs_with_configure_ac " in *" $d "*) ;; - *) makefiles="$makefiles $d/Makefile" ;; + *) func_append makefiles " $d/Makefile" ;; esac done echo "AC_OUTPUT([$makefiles])" @@ -2230,8 +2470,27 @@ func_create_testdir () # Create autogenerated files. (cd "$testdir" - echo "executing ${AUTORECONF} --force --install" - ${AUTORECONF} --force --install + # Do not use "${AUTORECONF} --force --install", because it may invoke + # autopoint, which brings in older versions of some of our .m4 files. + if test -f $m4base/gettext.m4; then + echo "executing ${AUTOPOINT} --force" + ${AUTOPOINT} --force + for f in $m4base/*.m4~; do + mv $f `echo $f | sed -e 's,~$,,'` + done + fi + echo "executing ${ACLOCAL} --force -I $m4base" + ${ACLOCAL} --force -I $m4base + if ! test -d build-aux; then + echo "executing mkdir build-aux" + mkdir build-aux + fi + echo "executing ${AUTOCONF} --force" + ${AUTOCONF} --force + echo "executing ${AUTOHEADER} --force" + ${AUTOHEADER} --force + echo "executing ${AUTOMAKE} --add-missing --copy --force-missing" + ${AUTOMAKE} --add-missing --copy --force-missing ) if grep '^BUILT_SOURCES *+=' "$testdir/$sourcebase/Makefile.am" > /dev/null; then (cd "$testdir" @@ -2261,13 +2520,14 @@ func_create_megatestdir () # First, all modules one by one. for onemodule in $allmodules; do func_create_testdir "$megatestdir/$onemodule" $onemodule - megasubdirs="${megasubdirs}$onemodule " + func_append megasubdirs "$onemodule " done # Then, all modules all together. + # Except config-h, which breaks all modules which use HAVE_CONFIG_H. # Except fnmatch-posix, which conflicts with fnmatch-gnu. FIXME. - allmodules=`for m in $allmodules; do if test $m != fnmatch-posix; then echo $m; fi; done` + allmodules=`for m in $allmodules; do if test $m != config-h && test $m != fnmatch-posix; then echo $m; fi; done` func_create_testdir "$megatestdir/ALL" "$allmodules" - megasubdirs="${megasubdirs}ALL" + func_append megasubdirs "ALL" # Create Makefile.am. (echo "## Process this file with automake to produce Makefile.in." @@ -2384,7 +2644,7 @@ case $mode in /*) ;; *) if test -f "$destdir/$arg"/gnulib-cache.m4; then - m4dirs="$m4dirs $arg" + func_append m4dirs " $arg" m4dirs_count=`expr $m4dirs_count + 1` fi ;; @@ -2403,7 +2663,7 @@ case $mode in sedexpr1='s,^m4_include(\[\(.*\)])$,\1,p' sedexpr2='s,^[^/]*$,.,' sedexpr3='s,/[^/]*$,,' - m4dirs=`sed -n -e "$sedexpr1" aclocal.m4 | sed -e "$sedexpr2" -e "$sedexpr3" | LC_ALL=C sort | LC_ALL=C uniq` + m4dirs=`sed -n -e "$sedexpr1" aclocal.m4 | sed -e "$sedexpr2" -e "$sedexpr3" | LC_ALL=C sort -u` m4dirs_count=`echo "$m4dirs" | wc -l` fi fi @@ -2434,7 +2694,7 @@ case $mode in # local_gnulib_dir, avoidlist, sourcebase, m4base, docbase, # testsbase, libname, lgpl, makefile_name, libtool, macro_prefix # don't propagate from one directory to another. - (func_import) || exit 1 + (func_import) || func_exit 1 done else # Really ambiguous. @@ -2481,7 +2741,7 @@ case $mode in if test -n "$remaining"; then echo "Remaining files:" $remaining 1>&2 echo "gnulib-tool: *** Stop." 1>&2 - exit 1 + func_exit 1 fi cd .. cd .. @@ -2504,7 +2764,7 @@ case $mode in if test -n "$remaining"; then echo "Remaining files:" $remaining 1>&2 echo "gnulib-tool: *** Stop." 1>&2 - exit 1 + func_exit 1 fi cd .. cd .. @@ -2607,12 +2867,12 @@ esac rm -rf "$tmp" # Undo the effect of the previous 'trap' command. Some shellology: -# We cannot use "trap - 0 1 2 3 15", because Solaris sh would attempt to +# We cannot use "trap - 0 1 2 3 13 15", because Solaris sh would attempt to # execute the command "-". "trap '' ..." is fine only for signal 0 (= normal # exit); for the others we need to call 'exit' explicitly. The value of $? is # 128 + signal number and is set before the trap-registered command is run. trap '' 0 -trap 'exit $?' 1 2 3 15 +trap 'func_exit $?' 1 2 3 13 15 exit 0