Create translations at configure time

qbittorrent.pro

@@ -3,6 +3,7 @@ TEMPLATE = subdirs
 SUBDIRS += src
 
 include(version.pri)
+include(qm_gen.pri)
 
 # Dist
 dist.commands += rm -fR ../$${PROJECT_NAME}-$${PROJECT_VERSION}/ &&

qm_gen.pri

@@ -0,0 +1,19 @@
+TS_IN = $$fromfile(src/src.pro,TRANSLATIONS)
+TS_IN_NOEXT = $$replace(TS_IN,".ts","")
+
+isEmpty(QMAKE_LRELEASE) {
+    win32|os2:QMAKE_LRELEASE = $$[QT_INSTALL_BINS]\\lrelease.exe
+    else:QMAKE_LRELEASE = $$[QT_INSTALL_BINS]/lrelease
+    unix {
+        !exists($$QMAKE_LRELEASE) { QMAKE_LRELEASE = lrelease-qt4 }
+    } else {
+        !exists($$QMAKE_LRELEASE) { QMAKE_LRELEASE = lrelease }
+    }
+}
+
+message("Building translations")
+for(L,TS_IN_NOEXT) {
+    message("Processing $${L}")
+    system("$$QMAKE_LRELEASE -silent src/$${L}.ts -qm src/$${L}.qm")
+    !exists("src/$${L}.qm"):error("Building translations failed, cannot continue")
+}