Require icu 4.6 or later with system icu

Change-Id: I8c0da25a000e10d65479665a61be054fdb2486a5
Reviewed-on: https://gerrit.libreoffice.org/1453Reviewed-by: David Tardon <dtardon@redhat.com>
Tested-by: Tomáš Chvátal <tchvatal@suse.cz>

config_host.mk.in

@@ -250,7 +250,6 @@ export ICECREAM_RUN=@ICECREAM_RUN@
 export ICU_MAJOR=@ICU_MAJOR@
 export ICU_MICRO=@ICU_MICRO@
 export ICU_MINOR=@ICU_MINOR@
-export ICU_RECLASSIFIED_CLOSE_PARENTHESIS=@ICU_RECLASSIFIED_CLOSE_PARENTHESIS@
 export ICU_RECLASSIFIED_CONDITIONAL_JAPANESE_STARTER=@ICU_RECLASSIFIED_CONDITIONAL_JAPANESE_STARTER@
 export ICU_RECLASSIFIED_HEBREW_LETTER=@ICU_RECLASSIFIED_HEBREW_LETTER@
 export ICU_RECLASSIFIED_PREPEND_SET_EMPTY=@ICU_RECLASSIFIED_PREPEND_SET_EMPTY@

configure.ac

@@ -8355,7 +8355,6 @@ SYSTEM_GENCMN=
 ICU_MAJOR=49
 ICU_MINOR=1
 ICU_MICRO=1
-ICU_RECLASSIFIED_CLOSE_PARENTHESIS="YES"
 ICU_RECLASSIFIED_PREPEND_SET_EMPTY="YES"
 ICU_RECLASSIFIED_CONDITIONAL_JAPANESE_STARTER="YES"
 ICU_RECLASSIFIED_HEBREW_LETTER="YES"
@@ -8380,10 +8379,10 @@ if test "$with_system_icu" = "yes"; then
     ICU_MINOR=`echo $ICU_VERSION | cut -d"." -f2`
     ICU_MICRO=`echo $ICU_VERSION | cut -d"." -f3`
 
-    if test "$ICU_MAJOR" -ge "4"; then
+    if test "$ICU_MAJOR" -ge "49" -o \( "$ICU_MAJOR" = "4" -a "$ICU_MINOR" -ge "6" \); then
         AC_MSG_RESULT([OK, $ICU_VERSION])
     else
-        AC_MSG_ERROR([not suitable, only >= 4.0 supported currently])
+        AC_MSG_ERROR([not suitable, only >= 4.6 supported currently])
     fi
 
     if test "$cross_compiling" = "yes" -a \( "$with_system_icu_for_build" = "yes" -o "$with_system_icu_for_build" = "force" \); then
@@ -8418,11 +8417,6 @@ You can use --with-system-icu-for-build=force to use it anyway.])
         if test -z "$SYSTEM_GENCMN"; then
             AC_MSG_ERROR([\'gencmn\' not found in \$PATH, install the icu development tool \'gencmn\'])
         fi
-        if test "$ICU_MAJOR" -ge "49" -o \( "$ICU_MAJOR" = "4" -a "$ICU_MINOR" -ge "4" \); then
-            ICU_RECLASSIFIED_CLOSE_PARENTHESIS="YES"
-        else
-            ICU_RECLASSIFIED_CLOSE_PARENTHESIS="NO"
-        fi
         if test "$ICU_MAJOR" -ge "49"; then
             ICU_RECLASSIFIED_PREPEND_SET_EMPTY="YES"
         else
@@ -8449,7 +8443,6 @@ AC_SUBST(SYSTEM_GENCMN)
 AC_SUBST(ICU_MAJOR)
 AC_SUBST(ICU_MINOR)
 AC_SUBST(ICU_MICRO)
-AC_SUBST(ICU_RECLASSIFIED_CLOSE_PARENTHESIS)
 AC_SUBST([ICU_RECLASSIFIED_CONDITIONAL_JAPANESE_STARTER])
 AC_SUBST([ICU_RECLASSIFIED_HEBREW_LETTER])
 AC_SUBST(ICU_RECLASSIFIED_PREPEND_SET_EMPTY)

i18npool/CustomTarget_breakiterator.mk

@@ -121,7 +121,7 @@ $(i18npool_BIDIR)/%.brk : $(i18npool_BIDIR)/%.txt $(i18npool_GENBRKTARGET)
 $(i18npool_BIDIR)/%.txt : \
 	$(SRCDIR)/i18npool/source/breakiterator/data/%.txt | $(i18npool_BIDIR)/.dir
 	sed -e ': dummy' \
-		$(if $(filter YES,$(ICU_RECLASSIFIED_CLOSE_PARENTHESIS)),-e "s#\[:LineBreak =  Close_Punctuation:\]#\[& \[:LineBreak = Close_Parenthesis:\]\]#") \
+		-e "s#\[:LineBreak =  Close_Punctuation:\]#\[& \[:LineBreak = Close_Parenthesis:\]\]#" \
 		$(if $(filter-out YES,$(ICU_RECLASSIFIED_CONDITIONAL_JAPANESE_STARTER)),\
 			-e '/\[:LineBreak =  Conditional_Japanese_Starter:\]/d' \
 			-e 's# $$CJ##' \