Fix typo in previous change: lgpl -> opt_lgpl.

[gnulib.git] / gnulib-tool

diff --git a/gnulib-tool b/gnulib-tool
index 4fa2f47..6dcee92 100755 (executable)
--- a/gnulib-tool
+++ b/gnulib-tool
@@ -22,18 +22,18 @@
 
 progname=$0
 package=gnulib
-cvsdatestamp='$Date: 2004-09-19 02:08:45 $'
+cvsdatestamp='$Date: 2004-09-29 05:58:14 $'
 last_checkin_date=`echo "$cvsdatestamp" | sed -e 's,^\$[D]ate: ,,'`
 version=`echo "$last_checkin_date" | sed -e 's/ .*$//' -e 's,/,-,g'`
 
 # You can set AUTOCONFPATH to empty if autoconf 2.57 is already in your PATH.
 AUTOCONFPATH=
-case $USER in
-  bruno )
-    AUTOCONFBINDIR=/packages/gnu-inst-autoconf/2.57/bin
-    AUTOCONFPATH="eval env PATH=${AUTOCONFBINDIR}:\$PATH "
-    ;;
-esac
+#case $USER in
+#  bruno )
+#    AUTOCONFBINDIR=/packages/gnu-inst-autoconf/2.57/bin
+#    AUTOCONFPATH="eval env PATH=${AUTOCONFBINDIR}:\$PATH "
+#    ;;
+#esac
 
 AUTORECONF="${AUTOCONFPATH}autoreconf"
 
@@ -54,6 +54,7 @@ Usage: gnulib-tool --list
        gnulib-tool --extract-autoconf-snippet module
        gnulib-tool --extract-automake-snippet module
        gnulib-tool --extract-include-directive module
+       gnulib-tool --extract-license module
        gnulib-tool --extract-maintainer module
 
 Operation modes:
@@ -72,6 +73,8 @@ Operation modes:
       --extract-autoconf-snippet   extract the snippet for configure.ac
       --extract-automake-snippet   extract the snippet for lib/Makefile.am
       --extract-include-directive  extract the #include directive
+      --extract-license            report the license terms of the source files
+                                   under lib/
       --extract-maintainer         report the maintainer(s) inside gnulib
 
 Options:
@@ -85,6 +88,8 @@ Options:
                             placed (default \"lib\"), for --import.
       --m4-base=DIRECTORY   Directory relative --dir where *.m4 macros are
                             placed (default \"m4\"), for --import.
+      --lgpl                Abort if modules aren't available under the LGPL.
+                            Also modify license template from GPL to LGPL.
       --libtool             Use libtool rules, for --import.
       --no-changelog        don't update or create ChangeLog files
       --dry-run             For --import, only print what would have been done.
@@ -131,6 +136,7 @@ func_fatal_error ()
   libtool=
   do_changelog=:
   dry_run=
+  lgpl=
 
   supplied_opts="$@"
 
@@ -202,6 +208,9 @@ func_fatal_error ()
       --libtool )
         libtool=true
         shift ;;
+      --lgpl )
+        lgpl=true
+        shift ;;
       --no-changelog | --no-changelo | --no-changel | --no-change | --no-chang | --no-chan | --no-cha | --no-ch | --no-c )
         do_changelog=false
         shift ;;
@@ -285,6 +294,7 @@ sed_extract_prog=':[        ]*$/ {
     s/^configure\.ac:[         ]*$//
     s/^Makefile\.am:[  ]*$//
     s/^Include:[       ]*$//
+    s/^License:[       ]*$//
     s/^Maintainer:[    ]*$//
     tb
     p
@@ -331,6 +341,12 @@ func_get_include_directive ()
   sed -e 's/^\(["<]\)/#include \1/'
 }
 
+# func_get_license module
+func_get_license ()
+{
+  sed -n -e "/^License$sed_extract_prog" < "$gnulib_dir/modules/$1"
+}
+
 # func_get_maintainer module
 func_get_maintainer ()
 {
@@ -598,6 +614,7 @@ case $mode in
         };
         /A[CM]_PROG_LIBTOOL/ { s,^.*$,seen_libtool=:,; p; };
         /LT_INIT/            { s,^.*$,seen_libtool=:,; p; };
+        /gl_LGPL/            { s,^.*$,lgpl=true,; p; };
         d;'
        eval `cat $configure_ac | sed "$my_sed_traces"`
 
@@ -615,7 +632,7 @@ case $mode in
 
        # Set up m4 base.
        test -z "$m4base" && m4base="$ac_m4base"
-       test -z "$sourcebase" && m4base="m4"
+       test -z "$m4base" && m4base="m4"
        test -d "$destdir/$m4base" || \
            (test -z "$dry_run" && mkdir "$destdir/$m4base") || \
            func_fatal_error "m4 base $destdir/$m4base doesn't exist"
@@ -655,6 +672,17 @@ case $mode in
        echo "Module list with included dependencies:"
        echo "$modules" | sed -e 's/^/  /'
 
+       # If --lgpl, check the license of modules are compatible.
+       if test -n "$lgpl"; then
+           for module in $modules; do
+               license=`sed -n -e "/^License$sed_extract_prog" < "$gnulib_dir/modules/$module"`
+               if test $license != LGPL; then
+                   func_fatal_error \
+                   "incompatible license on module \`$module\`: $license"
+               fi
+           done
+       fi
+
         # Determine final file list.
        files=
        for module in $modules; do
@@ -672,14 +700,21 @@ case $mode in
 
         # Copy files.
        for f in $files; do
+           source=
            case "$f" in
                config/*) g=`echo "$f" | sed -e 's,^config/,,'` ;;
-               lib/*) g=`echo "$f" | sed -e "s,^lib/,$sourcebase/,"` ;;
+               lib/*) g=`echo "$f" | sed -e "s,^lib/,$sourcebase/,"`;
+                   source=true ;;
                m4/*) g=`echo "$f" | sed -e "s,^m4/,$m4base/,"` ;;
                *) g="$f" ;;
            esac
            test -n "$dry_run" && dry=echo
            $dry cp -p "$gnulib_dir/$f" "$destdir/$g"
+           # Update license.
+           if test -z "$dry_run" -a -n "$lgpl" -a -n "$source"; then
+               perl -pi -e 's/GNU General/GNU Lesser General/g;' \
+                   -e 's/version 2([ ,])/version 2.1\1/g' $destdir/$g
+           fi
        done
 
        # Commands printed in a comment in generated files.
@@ -688,7 +723,10 @@ case $mode in
        if test -n "$libtool"; then
            opt_libtool="--libtool"
        fi
-       actioncmd="gnulib-tool --import --dir=$destdir --lib=$libname --source-base=$sourcebase --m4-base=$m4base $opt_libtool `echo $modules`"
+       if test -n "$lgpl"; then
+           opt_lgpl="--lgpl"
+       fi
+       actioncmd="gnulib-tool --import --dir=$destdir --lib=$libname --source-base=$sourcebase --m4-base=$m4base $opt_libtool $opt_lgpl `echo $modules`"
 
         # Create lib/Makefile.am.
        echo "Creating $destdir/$sourcebase/Makefile.am..."
@@ -797,6 +835,9 @@ case $mode in
            echo "dnl Usage: gl_LIB(LIBNAME)"
            echo "AC_DEFUN([gl_LIB], [])"
            echo
+           echo "dnl Usage: gl_LGPL"
+           echo "AC_DEFUN([gl_LGPL], [])"
+           echo
            echo "# gnulib.m4 ends here"
        )
        echo "Finished."
@@ -928,6 +969,16 @@ case $mode in
     done
     ;;
 
+  extract-license )
+    for module
+    do
+      func_verify_module
+      if test -n "$module"; then
+        func_get_license "$module"
+      fi
+    done
+    ;;
+
   extract-maintainer )
     for module
     do