From be93a5e25a80b99a00b37334e85d7d815b0b880b Mon Sep 17 00:00:00 2001
From: Luke Shumaker <lukeshu@sbcglobal.net>
Date: Sun, 31 May 2015 11:54:18 -0600
Subject: librexgettext: Support all of the recent changes to
 libremessages:flag.

---
 src/lib/librexgettext | 65 ++++++++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 59 insertions(+), 6 deletions(-)

(limited to 'src')

diff --git a/src/lib/librexgettext b/src/lib/librexgettext
index aad79fa..17345cb 100755
--- a/src/lib/librexgettext
+++ b/src/lib/librexgettext
@@ -25,7 +25,7 @@ default_simple=(
 	--keyword={msg,msg2,warning,error,stat_busy,die}
 	--keyword={lock,slock}:3
 )
-default_prose=(--keyword={prose,bullet,flag:2})
+default_prose=(--keyword={prose,bullet})
 
 readonly default_simple default_prose
 
@@ -63,6 +63,61 @@ xgettext-sh() {
 	xgettext --omit-header --from-code=UTF-8 -L shell -k -o - "$@"
 }
 
+xgettext-flag() {
+	{
+		declare -i x=0
+		declare -i i
+		for (( i=1; x < 3; i++ )); do
+			local out
+			out="$(xgettext-sh --keyword="flag:$i,\"$i\"" "$@")"
+			if [[ -n $out ]]; then
+				printf -- '%s\n' "$out"
+			else
+				x+=1
+			fi
+		done
+	} | whitespace-collapse | sed '/^\#, sh-format/d' | {
+		declare -i i
+
+		IFS=''
+		local segments=()
+		local re='^#\. ([0-9]+)$'
+		local line
+		while read -r line; do
+			if [[ $line =~ $re ]]; then
+				i=${BASH_REMATCH[1]}
+			else
+				segments[$i]+="$line"$'\n'
+			fi
+		done
+
+		declare -i last=$(printf '%s\n' "${!segments[@]}"|sed -n '$p')
+
+		IFS=$'\n'
+		local flag=true
+		for (( i=1; i <= last; i++ )); do
+			if $flag; then
+				local lines=(${segments[$i]})
+				if [[ ${lines[1]} == *':"' ]]; then
+					printf -- '%s\n' "${segments[$i]}"
+				else
+					flag=false
+				fi
+			else
+				if [[ -n ${segments[$i]} ]]; then
+					printf -- '%s\n' "${segments[$i]}"
+				fi
+				flag=true
+			fi
+		done
+	}
+}
+
+whitespace-collapse() {
+	tr '\n' '\r' | sed 's/"\r\s*"//g' | tr '\r' '\n' | # This removes the awkward word-wrapping done by xgettext
+	    sed -r -e 's/(\\n|\\t|\t)/ /g' -e 's/(^|[^.!? ]) +/\1 /g' -e 's/([.!?])  +/\1  /g' # This collapses whitespace
+}
+
 main() {
 	local simple=()
 	local prose=()
@@ -100,11 +155,9 @@ main() {
 	# Main code
 	{
 		xgettext-sh "${simple[@]}" -- "${files[@]}"
-		xgettext-sh "${prose[@]}" -- "${files[@]}" | # These are the raw strings given to prose functions
-			tr '\n' '\r' | sed 's/"\r\s*"//g' | tr '\r' '\n' | # This removes the awkward word-wrapping done by xgettext
-			sed -r -e 's/(\\n|\\t|\t)/ /g' -e 's/(^|[^.!? ]) +/\1 /g' -e 's/([.!?])  +/\1  /g' | # This collapses whitespace
-			sed '/^\#, sh-format/d'
-	} | msguniq -Fi
+		xgettext-sh "${prose[@]}" -- "${files[@]}" | whitespace-collapse
+		xgettext-flag -- "${files[@]}"
+	} | sed '/^\#, sh-format/d' | msguniq -Fi
 }
 
 main "$@"
-- 
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