Merge pull request #198 from polac24/bartosz/20230413-override-exclusions

Set libtool Build Setting for excluded sdks

Author: polac24

Sources/XCRemoteCache/Commands/Prepare/Integrate/BuildSettingsIntegrateAppender.swift

@@ -51,7 +51,14 @@ class XcodeProjBuildSettingsIntegrateAppender: BuildSettingsIntegrateAppender {
         if case .consumer = mode {
             setBuildSetting(buildSettings: &result, key: "CC", value: wrappers.cc.path )
             setBuildSetting(buildSettings: &result, key: "LD", value: wrappers.ld.path )
-            setBuildSetting(buildSettings: &result, key: "LIBTOOL", value: wrappers.libtool.path )
+            // Setting LIBTOOL to '' breaks SwiftDriver intengration so resetting it to the original value
+            // 'libtool' for all excluded configurations
+            setBuildSetting(
+                buildSettings: &result,
+                key: "LIBTOOL",
+                value: wrappers.libtool.path,
+                excludedValue: "libtool"
+            )
             setBuildSetting(buildSettings: &result, key: "LIPO", value: wrappers.lipo.path )
             setBuildSetting(buildSettings: &result, key: "LDPLUSPLUS", value: wrappers.ldplusplus.path )
         }
@@ -79,15 +86,15 @@ class XcodeProjBuildSettingsIntegrateAppender: BuildSettingsIntegrateAppender {
         return result
     }
 
-    private func setBuildSetting(buildSettings: inout BuildSettings, key: String, value: String?) {
+    private func setBuildSetting(buildSettings: inout BuildSettings, key: String, value: String?, excludedValue: String = "") {
         buildSettings[key] = value
         guard value != nil else {
             // no need to exclude as the value will
             return
         }
         // Erase all overrides for a given sdk so a default toolchain is used
         for skippedSDK in sdksExclude {
-            buildSettings["\(key)[sdk=\(skippedSDK)]"] = ""
+            buildSettings["\(key)[sdk=\(skippedSDK)]"] = excludedValue
         }
     }
 

Tests/XCRemoteCacheTests/Commands/Prepare/Integrate/XcodeProjBuildSettingsIntegrateAppenderTests.swift

@@ -101,6 +101,20 @@ class XcodeProjBuildSettingsIntegrateAppenderTests: XCTestCase {
         XCTAssertEqual(ldPlusPlusWatchOS, "")
     }
 
+    func testLibtoolIsSetForExcludedSdks() throws {
+        let mode: Mode = .consumer
+        let appender = XcodeProjBuildSettingsIntegrateAppender(
+            mode: mode,
+            repoRoot: rootURL,
+            fakeSrcRoot: "/",
+            sdksExclude: ["watchOS*"]
+        )
+        let result = appender.appendToBuildSettings(buildSettings: buildSettings, wrappers: binaries)
+        let libtoolWatchOS: String = try XCTUnwrap(result["LIBTOOL[sdk=watchOS*]"] as? String)
+
+        XCTAssertEqual(libtoolWatchOS, "libtool")
+    }
+
     func testMultiplesdksExcludeAreAppended() throws {
         let mode: Mode = .consumer
         let appender = XcodeProjBuildSettingsIntegrateAppender(

cocoapods-plugin/lib/cocoapods-xcremotecache/command/hooks.rb

@@ -139,6 +139,8 @@ def self.enable_xcremotecache(
           end
           reset_build_setting(config.build_settings, 'SWIFT_EXEC', "$SRCROOT/#{srcroot_relative_xc_location}/xcswiftc", exclude_sdks_configurations)
           reset_build_setting(config.build_settings, 'LIBTOOL', "$SRCROOT/#{srcroot_relative_xc_location}/xclibtool", exclude_sdks_configurations)
+          # Setting LIBTOOL to '' breaks SwiftDriver intengration so resetting it to the original value 'libtool' for all excluded configurations
+          add_build_setting_for_sdks(config.build_settings, 'LIBTOOL', 'libtool', exclude_sdks_configurations)
           reset_build_setting(config.build_settings, 'LD', "$SRCROOT/#{srcroot_relative_xc_location}/xcld", exclude_sdks_configurations)
           reset_build_setting(config.build_settings, 'LDPLUSPLUS', "$SRCROOT/#{srcroot_relative_xc_location}/xcldplusplus", exclude_sdks_configurations)
           reset_build_setting(config.build_settings, 'LIPO', "$SRCROOT/#{srcroot_relative_xc_location}/xclipo", exclude_sdks_configurations)