Cache travis dependencies after Qt build.

.travis.yml

@@ -12,7 +12,6 @@ env:
     # GitHub auth token (GH_AUTH_TOKEN)
     - secure: "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"
   matrix:
-   - BUILD_VERSION="prepare_dependencies"
    - BUILD_VERSION=""
    - BUILD_VERSION="disable_autoupdate"
    - BUILD_VERSION="disable_register_custom_scheme"

.travis/build.sh

@@ -9,33 +9,35 @@ UPSTREAM="$REPO/upstream"
 EXTERNAL="$REPO/external"
 CACHE="$HOME/travisCacheDir"
 
+QT_WAS_BUILT="0"
+
 QT_VERSION=5.6.2
 
 XKB_PATH="$BUILD/libxkbcommon"
-XKB_CACHE_VERSION="2"
+XKB_CACHE_VERSION="3"
 
 QT_PATH="$BUILD/qt"
-QT_CACHE_VERSION="2"
+QT_CACHE_VERSION="3"
 QT_PATCH="$UPSTREAM/Telegram/Patches/qtbase_${QT_VERSION//\./_}.diff"
 
 BREAKPAD_PATH="$BUILD/breakpad"
-BREAKPAD_CACHE_VERSION="2"
+BREAKPAD_CACHE_VERSION="3"
 
 GYP_PATH="$BUILD/gyp"
-GYP_CACHE_VERSION="2"
+GYP_CACHE_VERSION="3"
 GYP_PATCH="$UPSTREAM/Telegram/Patches/gyp.diff"
 
 VA_PATH="$BUILD/libva"
-VA_CACHE_VERSION="2"
+VA_CACHE_VERSION="3"
 
 VDPAU_PATH="$BUILD/libvdpau"
-VDPAU_CACHE_VERSION="1"
+VDPAU_CACHE_VERSION="3"
 
 FFMPEG_PATH="$BUILD/ffmpeg"
-FFMPEG_CACHE_VERSION="2"
+FFMPEG_CACHE_VERSION="3"
 
 OPENAL_PATH="$BUILD/openal-soft"
-OPENAL_CACHE_VERSION="2"
+OPENAL_CACHE_VERSION="3"
 
 GYP_DEFINES=""
 
@@ -57,6 +59,8 @@ run() {
 build() {
   mkdir -p "$EXTERNAL"
 
+  BUILD_VERSION_DATA=$(echo $BUILD_VERSION | cut -d'-' -f 1)
+
   # libxkbcommon
   getXkbCommon
 
@@ -84,9 +88,9 @@ build() {
   # Guideline Support Library
   getGSL
 
-  if [[ $BUILD_VERSION == *"prepare_dependencies"* ]]; then
-    success_msg "Dependencies were prepared successfully! :)"
-    exit 0
+  if [ "$QT_WAS_BUILT" == "1" ]; then
+    error_msg "Qt was built, please restart the job :("
+    exit 1
   fi
 
   # Configure the build
@@ -516,6 +520,7 @@ getCustomQt() {
 }
 
 buildCustomQt() {
+  QT_WAS_BUILT="1"
   info_msg "Downloading and building patched qt"
 
   if [ -d "$EXTERNAL/qt${QT_VERSION}" ]; then