Add rules to generate the en@quot.po and en@boldquot.po files automatically.

12 files changed, 249 insertions, 53 deletions

diff --git a/doc/ChangeLog b/doc/ChangeLog
index b1e6403..16b18f6 100644
--- a/doc/ChangeLog
+++ b/doc/ChangeLog
@@ -1,5 +1,9 @@
 2001-11-25  Bruno Haible  <bruno@clisp.org>
 
+	* gettext.texi (po/Makevars): New node.
+
+2001-11-25  Bruno Haible  <bruno@clisp.org>
+
 	* msginit.texi: Document option --no-translator.
 
 2001-11-18  Karl Eichwalder  <ke@gnu.franken.de>
diff --git a/m4/ChangeLog b/m4/ChangeLog
index f5a7069..37e851a 100644
--- a/m4/ChangeLog
+++ b/m4/ChangeLog
@@ -1,3 +1,9 @@
+2001-11-25  Bruno Haible  <bruno@clisp.org>
+
+	* gettext.m4 (AM_PO_SUBDIRS): Also substitute UPDATEPOFILES and
+	DUMMYPOFILES into Makefile. Also insert Makevars and Rules-* into
+	Makefile.
+
 2001-11-18  Bruno Haible  <haible@clisp.cons.org>
 
 	* gettext.m4: Split into submacros.
diff --git a/m4/gettext.m4 b/m4/gettext.m4
index 5cc9870..fd3a42e 100644
--- a/m4/gettext.m4
+++ b/m4/gettext.m4
@@ -313,8 +313,9 @@ AC_DEFUN([AM_PO_SUBDIRS],
           rm -f "$ac_dir/POTFILES"
           test -n "$as_me" && echo "$as_me: creating $ac_dir/POTFILES" || echo "creating $ac_dir/POTFILES"
           sed -e "/^#/d" -e "/^[ 	]*\$/d" -e "s,.*,     $top_srcdir/& \\\\," -e "\$s/\(.*\) \\\\/\1/" < "$ac_given_srcdir/$ac_dir/POTFILES.in" > "$ac_dir/POTFILES"
-          # ALL_LINGUAS, GMOFILES, POFILES depend on $ac_dir but don't
-          # depend on user-specified configuration parameters.
+          # ALL_LINGUAS, POFILES, GMOFILES, UPDATEPOFILES, DUMMYPOFILES depend
+          # on $ac_dir but don't depend on user-specified configuration
+          # parameters.
           if test -f "$ac_given_srcdir/$ac_dir/LINGUAS"; then
             # The LINGUAS file contains the set of available languages.
             if test -n "$ALL_LINGUAS"; then
@@ -328,11 +329,15 @@ AC_DEFUN([AM_PO_SUBDIRS],
             .) srcdirpre= ;;
             *) srcdirpre='$(srcdir)/' ;;
           esac
-          GMOFILES=
           POFILES=
+          GMOFILES=
+          UPDATEPOFILES=
+          DUMMYPOFILES=
           for lang in $ALL_LINGUAS; do
-            GMOFILES="$GMOFILES $srcdirpre$lang.gmo"
             POFILES="$POFILES $srcdirpre$lang.po"
+            GMOFILES="$GMOFILES $srcdirpre$lang.gmo"
+            UPDATEPOFILES="$UPDATEPOFILES $lang.po-update"
+            DUMMYPOFILES="$DUMMYPOFILES $lang.nop"
           done
           # CATALOGS depends on both $ac_dir and the user's LINGUAS
           # environment variable.
@@ -367,13 +372,17 @@ AC_DEFUN([AM_PO_SUBDIRS],
             done
           fi
           test -n "$as_me" && echo "$as_me: creating $ac_dir/Makefile" || echo "creating $ac_dir/Makefile"
-          sed -e "/POTFILES =/r $ac_dir/POTFILES" -e "s|@GMOFILES@|$GMOFILES|g" -e "s|@POFILES@|$POFILES|g" -e "s|@CATALOGS@|$CATALOGS|g" "$ac_dir/Makefile.in" > "$ac_dir/Makefile"
+          sed -e "/^POTFILES =/r $ac_dir/POTFILES" -e "/^# Makevars/r $ac_dir/Makevars" -e "s|@POFILES@|$POFILES|g" -e "s|@GMOFILES@|$GMOFILES|g" -e "s|@UPDATEPOFILES@|$UPDATEPOFILES|g" -e "s|@DUMMYPOFILES@|$DUMMYPOFILES|g" -e "s|@CATALOGS@|$CATALOGS|g" "$ac_dir/Makefile.in" > "$ac_dir/Makefile"
+          for f in "$ac_dir"/Rules-*; do
+            cat "$f" >> "$ac_dir/Makefile"
+          done
         fi
         ;;
       esac
     done],
-   [# Capture the value of obsolete $ALL_LINGUAS because we need it to
-    # compute GMOFILES, POFILES, CATALOGS. But hide it from automake.
+   [# Capture the value of obsolete $ALL_LINGUAS because we need it to compute
+    # POFILES, GMOFILES, UPDATEPOFILES, DUMMYPOFILES, CATALOGS. But hide it
+    # from automake.
     eval 'ALL_LINGUAS''="$ALL_LINGUAS"'
     # Capture the value of LINGUAS because we need it to compute CATALOGS.
     LINGUAS="${LINGUAS-%UNSET%}"
diff --git a/po/ChangeLog b/po/ChangeLog
index 71dc4c8..b1b518f 100644
--- a/po/ChangeLog
+++ b/po/ChangeLog
@@ -1,3 +1,29 @@
+2001-11-25  Bruno Haible  <bruno@clisp.org>
+
+	* Makevars: New file.
+	* quot.sed: New file.
+	* boldquot.sed: New file.
+	* en@quot.header: New file.
+	* en@boldquot.header: New file.
+	* insert-header.sin: Mew file.
+	* Rules-quot: New file.
+	* Makefile.in.in: Use $(DOMAIN) instead of $(PACKAGE) almost
+	everywhere.
+	(subdir, top_builddir): Move to Makevars.
+	(MSGINIT): New variable.
+	(MSGCONV): New variable.
+	(MSGEXEC): New variable.
+	(UPDATEPOFILES): New variable.
+	(DUMMYPOFILES): New variable.
+	(DISTFILES.common): New variable.
+	(DISTFILES): Use it.
+	(.SUFFIXES): Add .nop, .po-update.
+	(install-data): Install all of $(DISTFILES.common).
+	(uninstall-data): Uninstall all of $(DISTFILES.common).
+	(update-po): Split into a Makefile rule for each PO file update.
+	(.nop.po-update): New rule, extracted from update-po.
+	($(DUMMYPOFILES)): New trivial rules.
+
 2001-11-15  Bruno Haible  <haible@clisp.cons.org>
 
 	* sv.po: Update from Jan Djärv <Jan.Djarv@mbox200.swipnet.se>.
diff --git a/po/Makefile.in.in b/po/Makefile.in.in
index 60c55b3..a2f547b 100644
--- a/po/Makefile.in.in
+++ b/po/Makefile.in.in
@@ -1,4 +1,4 @@
-# Makefile for program source directory in GNU NLS utilities package.
+# Makefile for PO directory in any package using GNU gettext.
 # Copyright (C) 1995-1997, 2000, 2001 by Ulrich Drepper <drepper@gnu.ai.mit.edu>
 #
 # This file can be copied and used freely without restrictions.  It can
@@ -11,10 +11,6 @@
 PACKAGE = @PACKAGE@
 VERSION = @VERSION@
 
-# These two variables depend on the location of this directory.
-subdir = po
-top_builddir = ..
-
 SHELL = /bin/sh
 @SET_MAKE@
 
@@ -38,18 +34,28 @@ MSGFMT = @MSGFMT@
 XGETTEXT = @XGETTEXT@
 MSGMERGE = msgmerge
 MSGMERGE_UPDATE = @MSGMERGE@ --update
+MSGINIT = msginit
+MSGCONV = msgconv
+MSGEXEC = msgexec
 
 POFILES = @POFILES@
 GMOFILES = @GMOFILES@
-DISTFILES = Makefile.in.in POTFILES.in $(PACKAGE).pot \
-$(POFILES) $(GMOFILES)
+UPDATEPOFILES = @UPDATEPOFILES@
+DUMMYPOFILES = @DUMMYPOFILES@
+DISTFILES.common = Makefile.in.in Makevars \
+$(DISTFILES.common.extra1) $(DISTFILES.common.extra2) $(DISTFILES.common.extra3)
+DISTFILES = $(DISTFILES.common) POTFILES.in $(DOMAIN).pot \
+$(POFILES) $(GMOFILES) \
+$(DISTFILES.extra1) $(DISTFILES.extra2) $(DISTFILES.extra3)
 
 POTFILES = \
 
 CATALOGS = @CATALOGS@
 
+# Makevars gets inserted here. (Don't remove this line!)
+
 .SUFFIXES:
-.SUFFIXES: .po .gmo .mo
+.SUFFIXES: .po .gmo .mo .nop .po-update
 
 .po.mo:
 	$(MSGFMT) -c -o $@ $<
@@ -66,23 +72,23 @@ all: all-@USE_NLS@
 all-yes: $(CATALOGS)
 all-no:
 
-# Note: Target 'all' must not depend on target '$(srcdir)/$(PACKAGE).pot',
+# Note: Target 'all' must not depend on target '$(srcdir)/$(DOMAIN).pot',
 # otherwise packages like GCC can not be built if only parts of the source
 # have been downloaded.
 
-$(srcdir)/$(PACKAGE).pot: $(POTFILES) $(srcdir)/POTFILES.in
-	$(XGETTEXT) --default-domain=$(PACKAGE) --directory=$(top_srcdir) \
+$(srcdir)/$(DOMAIN).pot: $(POTFILES) $(srcdir)/POTFILES.in
+	$(XGETTEXT) --default-domain=$(DOMAIN) --directory=$(top_srcdir) \
 	  --add-comments=TRANSLATORS: --keyword=_ --keyword=N_ \
 	  --files-from=$(srcdir)/POTFILES.in \
-	&& test ! -f $(PACKAGE).po \
-	   || ( rm -f $(srcdir)/$(PACKAGE).pot \
-		&& mv $(PACKAGE).po $(srcdir)/$(PACKAGE).pot )
+	&& test ! -f $(DOMAIN).po \
+	   || ( rm -f $(srcdir)/$(DOMAIN).pot \
+		&& mv $(DOMAIN).po $(srcdir)/$(DOMAIN).pot )
 
 $(POFILES): force
 	@lang=`echo $@ | sed -e 's,.*/,,' -e 's/\.po$$//'`; \
 	test "$(srcdir)" = . && cdcmd="" || cdcmd="cd $(srcdir) && "; \
-	echo "$${cdcmd}$(MSGMERGE_UPDATE) $${lang}.po $(PACKAGE).pot"; \
-	cd $(srcdir) && $(MSGMERGE_UPDATE) $${lang}.po $(PACKAGE).pot
+	echo "$${cdcmd}$(MSGMERGE_UPDATE) $${lang}.po $(DOMAIN).pot"; \
+	cd $(srcdir) && $(MSGMERGE_UPDATE) $${lang}.po $(DOMAIN).pot
 
 
 install: install-exec install-data
@@ -90,8 +96,10 @@ install-exec:
 install-data: install-data-@USE_NLS@
 	if test "$(PACKAGE)" = "gettext"; then \
 	  $(mkinstalldirs) $(DESTDIR)$(gettextsrcdir); \
-	  $(INSTALL_DATA) $(srcdir)/Makefile.in.in \
-			  $(DESTDIR)$(gettextsrcdir)/Makefile.in.in; \
+	  for file in $(DISTFILES.common); do \
+	    $(INSTALL_DATA) $(srcdir)/$$file \
+			    $(DESTDIR)$(gettextsrcdir)/$$file; \
+	  done; \
 	else \
 	  : ; \
 	fi
@@ -105,12 +113,12 @@ install-data-yes: all
 	  dir=$(localedir)/$$lang/LC_MESSAGES; \
 	  $(mkinstalldirs) $(DESTDIR)$$dir; \
 	  if test -r $$cat; then \
-	    $(INSTALL_DATA) $$cat $(DESTDIR)$$dir/$(PACKAGE).mo; \
-	    echo "installing $$cat as $(DESTDIR)$$dir/$(PACKAGE).mo"; \
+	    $(INSTALL_DATA) $$cat $(DESTDIR)$$dir/$(DOMAIN).mo; \
+	    echo "installing $$cat as $(DESTDIR)$$dir/$(DOMAIN).mo"; \
 	  else \
-	    $(INSTALL_DATA) $(srcdir)/$$cat $(DESTDIR)$$dir/$(PACKAGE).mo; \
+	    $(INSTALL_DATA) $(srcdir)/$$cat $(DESTDIR)$$dir/$(DOMAIN).mo; \
 	    echo "installing $(srcdir)/$$cat as" \
-		 "$(DESTDIR)$$dir/$(PACKAGE).mo"; \
+		 "$(DESTDIR)$$dir/$(DOMAIN).mo"; \
 	  fi; \
 	done
 
@@ -142,7 +150,9 @@ uninstall: uninstall-exec uninstall-data
 uninstall-exec:
 uninstall-data: uninstall-data-@USE_NLS@
 	if test "$(PACKAGE)" = "gettext"; then \
-	  rm -f $(DESTDIR)$(gettextsrcdir)/Makefile.in.in; \
+	  for file in $(DISTFILES.common); do \
+	    rm -f $(DESTDIR)$(gettextsrcdir)/$$file; \
+	  done; \
 	else \
 	  : ; \
 	fi
@@ -152,7 +162,7 @@ uninstall-data-yes:
 	for cat in $$catalogs; do \
 	  cat=`basename $$cat`; \
 	  lang=`echo $$cat | sed -e 's/\.gmo$$//'`; \
-	  rm -f $(DESTDIR)$(localedir)/$$lang/LC_MESSAGES/$(PACKAGE).mo; \
+	  rm -f $(DESTDIR)$(localedir)/$$lang/LC_MESSAGES/$(DOMAIN).mo; \
 	done
 
 check: all
@@ -160,7 +170,7 @@ check: all
 dvi info tags TAGS ID:
 
 mostlyclean:
-	rm -f core core.* $(PACKAGE).po *.new.po
+	rm -f core core.* $(DOMAIN).po *.new.po
 	rm -fr *.o
 
 clean: mostlyclean
@@ -191,32 +201,37 @@ dist2: $(DISTFILES)
 	done
 
 update-po: Makefile
-	$(MAKE) $(PACKAGE).pot
+	$(MAKE) $(DOMAIN).pot
+	$(MAKE) $(UPDATEPOFILES)
+	$(MAKE) update-gmo
+
+# General rule for updating PO files.
+
+.nop.po-update:
+	@lang=`echo $@ | sed -e 's/\.po-update$$//'`; \
 	if test "$(PACKAGE)" = "gettext"; then PATH=`pwd`/../src:$$PATH; fi; \
 	tmpdir=`pwd`; \
+	echo "$$lang:"; \
+	test "$(srcdir)" = . && cdcmd="" || cdcmd="cd $(srcdir) && "; \
+	echo "$${cdcmd}$(MSGMERGE) $$lang.po $(DOMAIN).pot -o $$lang.new.po"; \
 	cd $(srcdir); \
-	catalogs='$(GMOFILES)'; \
-	for cat in $$catalogs; do \
-	  cat=`basename $$cat`; \
-	  lang=`echo $$cat | sed -e 's/\.gmo$$//'`; \
-	  echo "$$lang:"; \
-	  if $(MSGMERGE) $$lang.po $(PACKAGE).pot -o $$tmpdir/$$lang.new.po; then \
-	    if cmp $$lang.po $$tmpdir/$$lang.new.po >/dev/null 2>&1; then \
-	      rm -f $$tmpdir/$$lang.new.po; \
-	    else
-	      if mv -f $$tmpdir/$$lang.new.po $$lang.po; then \
-	        :; \
-	      else \
-	        echo "msgmerge for $$cat failed: cannot move $$tmpdir/$$lang.new.po to $$lang.po" 1>&2; \
-	        exit 1; \
-	      fi; \
-	    fi; \
-	  else \
-	    echo "msgmerge for $$cat failed!" 1>&2; \
+	if $(MSGMERGE) $$lang.po $(DOMAIN).pot -o $$tmpdir/$$lang.new.po; then \
+	  if cmp $$lang.po $$tmpdir/$$lang.new.po >/dev/null 2>&1; then \
 	    rm -f $$tmpdir/$$lang.new.po; \
+	  else \
+	    if mv -f $$tmpdir/$$lang.new.po $$lang.po; then \
+	      :; \
+	    else \
+	      echo "msgmerge for $$lang.po failed: cannot move $$tmpdir/$$lang.new.po to $$lang.po" 1>&2; \
+	      exit 1; \
+	    fi; \
 	  fi; \
-	done
-	$(MAKE) update-gmo
+	else \
+	  echo "msgmerge for $$lang.po failed!" 1>&2; \
+	  rm -f $$tmpdir/$$lang.new.po; \
+	fi
+
+$(DUMMYPOFILES):
 
 update-gmo: Makefile $(GMOFILES)
 	@:
diff --git a/po/Makevars b/po/Makevars
new file mode 100644
index 0000000..f831426
--- /dev/null
+++ b/po/Makevars
@@ -0,0 +1,8 @@
+# Makefile variables for PO directory in any package using GNU gettext.
+
+# Usually the message domain is the same as the package name.
+DOMAIN = $(PACKAGE)
+
+# These two variables depend on the location of this directory.
+subdir = po
+top_builddir = ..
diff --git a/po/Rules-quot b/po/Rules-quot
new file mode 100644
index 0000000..b0cbb7e
--- /dev/null
+++ b/po/Rules-quot
@@ -0,0 +1,42 @@
+# Special Makefile rules for English message catalogs with quotation marks.
+
+DISTFILES.common.extra1 = quot.sed boldquot.sed en@quot.header en@boldquot.header insert-header.sin Rules-quot
+
+.SUFFIXES: .insert-header .po-update-en
+
+en@quot.po-update: en@quot.po-update-en
+en@boldquot.po-update: en@boldquot.po-update-en
+
+.insert-header.po-update-en:
+	@lang=`echo $@ | sed -e 's/\.po-update-en$$//'`; \
+	if test "$(PACKAGE)" = "gettext"; then PATH=`pwd`/../src:$$PATH; fi; \
+	tmpdir=`pwd`; \
+	echo "$$lang:"; \
+	ll=`echo $$lang | sed -e 's/@.*//'`; \
+	LC_ALL=C; export LC_ALL; \
+	cd $(srcdir); \
+	if $(MSGINIT) -i $(DOMAIN).pot --no-translator -l $$ll -o - 2>/dev/null | sed -f $$tmpdir/$$lang.insert-header | $(MSGCONV) -t UTF-8 | $(MSGEXEC) sed -f `echo $$lang | sed -e 's/.*@//'`.sed 2>/dev/null > $$tmpdir/$$lang.new.po; then \
+	  if cmp $$lang.po $$tmpdir/$$lang.new.po >/dev/null 2>&1; then \
+	    rm -f $$tmpdir/$$lang.new.po; \
+	  else \
+	    if mv -f $$tmpdir/$$lang.new.po $$lang.po; then \
+	      :; \
+	    else \
+	      echo "creation of $$lang.po failed: cannot move $$tmpdir/$$lang.new.po to $$lang.po" 1>&2; \
+	      exit 1; \
+	    fi; \
+	  fi; \
+	else \
+	  echo "creation of $$lang.po failed!" 1>&2; \
+	  rm -f $$tmpdir/$$lang.new.po; \
+	fi
+
+en@quot.insert-header: insert-header.sin
+	sed -e '/^#/d' -e 's/HEADER/en@quot.header/g' $(srcdir)/insert-header.sin > en@quot.insert-header
+
+en@boldquot.insert-header: insert-header.sin
+	sed -e '/^#/d' -e 's/HEADER/en@boldquot.header/g' $(srcdir)/insert-header.sin > en@boldquot.insert-header
+
+mostlyclean: mostlyclean-quot
+mostlyclean-quot:
+	rm -f *.insert-header
diff --git a/po/boldquot.sed b/po/boldquot.sed
new file mode 100644
index 0000000..4b937aa
--- /dev/null
+++ b/po/boldquot.sed
@@ -0,0 +1,10 @@
+s/"\([^"]*\)"/“\1”/g
+s/`\([^`']*\)'/‘\1’/g
+s/ '\([^`']*\)' / ‘\1’ /g
+s/ '\([^`']*\)'$/ ‘\1’/g
+s/^'\([^`']*\)' /‘\1’ /g
+s/“”/""/g
+s/“/“/g
+s/”/”/g
+s/‘/‘/g
+s/’/’/g
diff --git a/po/en@boldquot.header b/po/en@boldquot.header
new file mode 100644
index 0000000..fedb6a0
--- /dev/null
+++ b/po/en@boldquot.header
@@ -0,0 +1,25 @@
+# All this catalog "translates" are quotation characters.
+# The msgids must be ASCII and therefore cannot contain real quotation
+# characters, only substitutes like grave accent (0x60), apostrophe (0x27)
+# and double quote (0x22). These substitutes look strange; see
+# http://www.cl.cam.ac.uk/~mgk25/ucs/quotes.html
+#
+# This catalog translates grave accent (0x60) and apostrophe (0x27) to
+# left single quotation mark (U+2018) and right single quotation mark (U+2019).
+# It also translates pairs of apostrophe (0x27) to
+# left single quotation mark (U+2018) and right single quotation mark (U+2019)
+# and pairs of quotation mark (0x22) to
+# left double quotation mark (U+201C) and right double quotation mark (U+201D).
+#
+# When output to an UTF-8 terminal, the quotation characters appear perfectly.
+# When output to an ISO-8859-1 terminal, the single quotation marks are
+# transliterated to apostrophes (by iconv in glibc 2.2 or newer) or to
+# grave/acute accent (by libiconv), and the double quotation marks are
+# transliterated to 0x22.
+# When output to an ASCII terminal, the single quotation marks are
+# transliterated to apostrophes, and the double quotation marks are
+# transliterated to 0x22.
+#
+# This catalog furthermore displays the text between the quotation marks in
+# bold face, assuming the VT100/XTerm escape sequences.
+#
diff --git a/po/en@quot.header b/po/en@quot.header
new file mode 100644
index 0000000..a9647fc
--- /dev/null
+++ b/po/en@quot.header
@@ -0,0 +1,22 @@
+# All this catalog "translates" are quotation characters.
+# The msgids must be ASCII and therefore cannot contain real quotation
+# characters, only substitutes like grave accent (0x60), apostrophe (0x27)
+# and double quote (0x22). These substitutes look strange; see
+# http://www.cl.cam.ac.uk/~mgk25/ucs/quotes.html
+#
+# This catalog translates grave accent (0x60) and apostrophe (0x27) to
+# left single quotation mark (U+2018) and right single quotation mark (U+2019).
+# It also translates pairs of apostrophe (0x27) to
+# left single quotation mark (U+2018) and right single quotation mark (U+2019)
+# and pairs of quotation mark (0x22) to
+# left double quotation mark (U+201C) and right double quotation mark (U+201D).
+#
+# When output to an UTF-8 terminal, the quotation characters appear perfectly.
+# When output to an ISO-8859-1 terminal, the single quotation marks are
+# transliterated to apostrophes (by iconv in glibc 2.2 or newer) or to
+# grave/acute accent (by libiconv), and the double quotation marks are
+# transliterated to 0x22.
+# When output to an ASCII terminal, the single quotation marks are
+# transliterated to apostrophes, and the double quotation marks are
+# transliterated to 0x22.
+#
diff --git a/po/insert-header.sin b/po/insert-header.sin
new file mode 100644
index 0000000..b26de01
--- /dev/null
+++ b/po/insert-header.sin
@@ -0,0 +1,23 @@
+# Sed script that inserts the file called HEADER before the header entry.
+#
+# At each occurrence of a line starting with "msgid ", we execute the following
+# commands. At the first occurrence, insert the file. At the following
+# occurrences, do nothing. The distinction between the first and the following
+# occurrences is achieved by looking at the hold space.
+/^msgid /{
+x
+# Test if the hold space is empty.
+s/m/m/
+ta
+# Yes it was empty. First occurrence. Read the file.
+r HEADER
+# Output the file's contents by reading the next line. But don't lose the
+# current line while doing this.
+g
+N
+bb
+:a
+# The hold space was nonempty. Following occurrences. Do nothing.
+x
+:b
+}
diff --git a/po/quot.sed b/po/quot.sed
new file mode 100644
index 0000000..0122c46
--- /dev/null
+++ b/po/quot.sed
@@ -0,0 +1,6 @@
+s/"\([^"]*\)"/“\1”/g
+s/`\([^`']*\)'/‘\1’/g
+s/ '\([^`']*\)' / ‘\1’ /g
+s/ '\([^`']*\)'$/ ‘\1’/g
+s/^'\([^`']*\)' /‘\1’ /g
+s/“”/""/g