CI: Add workaround for exporting variables in Azure

Using '-x' to echo commands in the shell causes
the Azure process commands to be processed twice

.travis/deploy-windows.sh

@@ -1,32 +1,12 @@
 #!/bin/sh -ex
 
-# From pure sh bible, strips rogue quotes
-# Does single and double quotes
-trim_quotes()
-{
-    set -f
-
-    old_ifs=$IFS
-    IFS=\"\'
-
-    set -- $1
-    IFS=
-    printf '%s\n' "$*"
-    IFS=$old_ifs
-
-    set +f
-}
-
 # BUILD_blablabla is Azure specific, so we wrap it for portability
-# The BUILD var is passed from a previous stage, so it is cleaned
-# due to a bug in Azure
 ARTIFACT_DIR="$BUILD_ARTIFACTSTAGINGDIRECTORY"
-BUILD=$(trim_quotes "$BUILD")
 
 # Remove unecessary files
 rm -f ./bin/rpcs3.exp ./bin/rpcs3.lib ./bin/rpcs3.pdb
 
-# Prepare compatibility database for packaging, as well as 
+# Prepare compatibility database for packaging, as well as
 # certificate for ssl (auto-updater)
 curl -sL 'https://rpcs3.net/compatibility?api=v1&export' | iconv -t UTF-8 > ./bin/GuiConfigs/compat_database.dat
 curl -sL 'https://curl.haxx.se/ca/cacert.pem' > ./bin/cacert.pem

.travis/export-azure-vars.sh

@@ -0,0 +1,13 @@
+#!/bin/sh -e
+
+# Export variables for later stages of the Azure pipeline
+# Values done in this manner will appear as environment variables
+# in later stages.
+
+# From pure-sh-bible
+# Setting 'IFS' tells 'read' where to split the string.
+while IFS='=' read -r key val; do
+    # Skip over lines containing comments.
+    [ "${key##\#*}" ] || continue
+    echo "##vso[task.setvariable variable=$key]$val"
+done < ".travis/azure-vars.env"

.travis/setup-windows.sh

@@ -107,13 +107,10 @@ else
     BUILD="rpcs3-v${AVVER}-${COMM_HASH}_win64.7z"
 fi
 
-# Export variables for later stages of the Azure pipeline
-# Values done in this manner will appear as environment variables
-# in later stages, but are not added to environment variables
-# in *this* stage. Thank azure for that one.
-# BRANCH is used for experimental build warnings for pr builds
-# used in main_window.cpp. AVVER is used for GitHub releases.
+# BRANCH is used for experimental build warnings for pr builds, used in main_window.cpp.
+# BUILD is the name of the release artifact
+# AVVER is used for GitHub releases, it is the version number.
 BRANCH="${REPO_NAME}/${REPO_BRANCH}"
-echo "##vso[task.setvariable variable=branch]$BRANCH"
-echo "##vso[task.setvariable variable=build]$BUILD"
-echo "##vso[task.setvariable variable=avver]$AVVER"
+echo "BRANCH=$BRANCH" > .travis/azure-vars.env
+echo "BUILD=$BUILD" >> .travis/azure-vars.env
+echo "AVVER=$AVVER" >> .travis/azure-vars.env

azure-pipelines.yml

@@ -66,6 +66,9 @@ jobs:
     - bash: .travis/setup-windows.sh
       displayName: Download and unpack dependencies
 
+    - bash: .travis/export-azure-vars.sh
+      displayName: Export Variables
+
     - task: VSBuild@1
       inputs:
         solution: 'rpcs3.sln'