New "make dmg" target for Mac OS X.

resources/scripts/.travis-install-osx.sh

@@ -3,9 +3,7 @@
 mkdir rssguard-build && cd rssguard-build
 qmake ..
 make
-make install
-macdeployqt rssguard.app -dmg
-mv rssguard.dmg rssguard-osx.dmg
+make dmg
 
 ls -lha
 
@@ -14,7 +12,10 @@ otool -L rssguard.app/Contents/MacOS/rssguard
 git config --global user.email "rotter.martinos@gmail.com"
 git config --global user.name "martinrotter"
 git clone -q --depth=1 https://martinrotter:${GH_TOKEN}@github.com/martinrotter/rssguard.wiki.git ./build-wiki
-curl --upload-file ./rssguard-osx.dmg https://transfer.sh/rssguard-osx.dmg --silent >> ./build-wiki/Mac-OS-X-development-builds.md
+
+dmgname=*-osx.dmg
+
+curl --upload-file ./$dmgname https://transfer.sh/$dmgname --silent >> ./build-wiki/Mac-OS-X-development-builds.md
 echo >> ./build-wiki/Mac-OS-X-development-builds.md
 cat ./build-wiki/Mac-OS-X-development-builds.md
 

rssguard.pro

@@ -596,6 +596,17 @@ win32 {
   QMAKE_EXTRA_TARGETS += windows_all
 }
 
+# Create "make dmg" target on Mac OS X.
+mac {
+  dmg.target = dmg
+  dmg.depends = install
+  dmg.commands = \
+    macdeployqt rssguard.app -dmg && \
+    mv rssguard.dmg $$TARGET-$$APP_VERSION-$$APP_REVISION-osx.dmg
+
+  QMAKE_EXTRA_TARGETS += dmg
+}
+
 # Install all files on Windows.
 win32 {
   target.path = $$PREFIX