re PR translation/78745 (Truncated messages in po file)

	PR translation/78745
	* exgettext: Handle multi-line help texts in *.opt files.
	* gcc.pot: Regenerate.

From-SVN: r243981

gcc/po/ChangeLog

+2016-12-30  Jakub Jelinek  <jakub@redhat.com>
+
+	PR translation/78745
+	* exgettext: Handle multi-line help texts in *.opt files.
+	* gcc.pot: Regenerate.
+
 2016-12-30  Joseph Myers  <joseph@codesourcery.com>
 
 	* es.po, fr.po: Update.

gcc/po/exgettext

@@ -237,6 +237,8 @@ echo "scanning option files..." >&2
     field = 0
     while (getline < file) {
 	if (/^[ \t]*(;|$)/ || !/^[^ \t]/) {
+	    if (field > 2)
+		printf("_(\"%s\")\n", line)
 	    field = 0
 	} else {
 	    if ((field == 1) && /MissingArgError/) {
@@ -275,12 +277,15 @@ echo "scanning option files..." >&2
 	    if (field == 2) {
 		line = $0
 		printf("#line %d \"%s\"\n", lineno, file)
-		printf("_(\"%s\")\n", line)
+	    } else if (field > 2) {
+		line = line " " $0
 	    }
 	    field++;
 	}
 	lineno++;
     }
+    if (field > 2)
+	printf("_(\"%s\")\n", line)
   }') >> $emsg
 
 # Run the xgettext commands, with temporary added as a file to scan.