1 files changed, 13 insertions, 4 deletions
diff --git a/share/qt/extract_strings_qt.py b/share/qt/extract_strings_qt.py
index d4bd585138..2ba8bb9b3a 100755
--- a/share/qt/extract_strings_qt.py
+++ b/share/qt/extract_strings_qt.py
@@ -1,8 +1,9 @@
 #!/usr/bin/python
 '''
-Extract _("...") strings for translation and convert to Qt4 stringdefs so that
+Extract _("...") strings for translation and convert to Qt stringdefs so that
 they can be picked up by Qt linguist.
 '''
+from __future__ import division,print_function,unicode_literals
 from subprocess import Popen, PIPE
 import glob
 import operator
@@ -31,7 +32,7 @@ def parse_po(text):
                 in_msgstr = False
             # message start
             in_msgid = True
-            
+
             msgid = [line[6:]]
         elif line.startswith('msgstr '):
             in_msgid = False
@@ -52,17 +53,21 @@ files = sys.argv[1:]
 
 # xgettext -n --keyword=_ $FILES
 XGETTEXT=os.getenv('XGETTEXT', 'xgettext')
+if not XGETTEXT:
+    print('Cannot extract strings: xgettext utility is not installed or not configured.',file=sys.stderr)
+    print('Please install package "gettext" and re-run \'./configure\'.',file=sys.stderr)
+    exit(1)
 child = Popen([XGETTEXT,'--output=-','-n','--keyword=_'] + files, stdout=PIPE)
 (out, err) = child.communicate()
 
-messages = parse_po(out) 
+messages = parse_po(out.decode('utf-8'))
 
 f = open(OUT_CPP, 'w')
 f.write("""
 
 #include <QtGlobal>
 
-// Automatically generated by extract_strings.py
+// Automatically generated by extract_strings_qt.py
 #ifdef __GNUC__
 #define UNUSED __attribute__((unused))
 #else
@@ -70,6 +75,10 @@ f.write("""
 #endif
 """)
 f.write('static const char UNUSED *bitcoin_strings[] = {\n')
+f.write('QT_TRANSLATE_NOOP("bitcoin-core", "%s"),\n' % (os.getenv('PACKAGE_NAME'),))
+f.write('QT_TRANSLATE_NOOP("bitcoin-core", "%s"),\n' % (os.getenv('COPYRIGHT_HOLDERS'),))
+if os.getenv('COPYRIGHT_HOLDERS_SUBSTITUTION') != os.getenv('PACKAGE_NAME'):
+    f.write('QT_TRANSLATE_NOOP("bitcoin-core", "%s"),\n' % (os.getenv('COPYRIGHT_HOLDERS_SUBSTITUTION'),))
 messages.sort(key=operator.itemgetter(0))
 for (msgid, msgstr) in messages:
     if msgid != EMPTY: