Merge branch 'topic/ada_language_server#1173' into 'master'

Log the ALS build date next to its version

See merge request eng/ide/ada_language_server!1340

Author: AnthonyLeonardoGracio

Makefile

@@ -3,6 +3,10 @@ ROOTDIR=$(shell pwd)
 
 # ALS version
 VERSION ?=
+
+# ALS build date
+BUILD_DATE ?=
+
 # Location of home dir for tests
 export ALS_HOME=$(ROOTDIR)/testsuite
 
@@ -91,7 +95,7 @@ all: coverage-instrument
 	$(GPRBUILD) -P gnat/tester.gpr -p $(BUILD_FLAGS)
 	$(GPRBUILD) -d -ws -c -u -P gnat/lsp_server.gpr -p $(BUILD_FLAGS) s-memory.adb
 	$(GPRBUILD) -P gnat/lsp_server.gpr -p $(COVERAGE_BUILD_FLAGS) \
-		-XVERSION=$(VERSION)
+		-XVERSION=$(VERSION) -XBUILD_DATE=$(BUILD_DATE)
 	$(GPRBUILD) -P gnat/codec_test.gpr -p $(COVERAGE_BUILD_FLAGS)
 	$(GPRBUILD) -P gnat/lsp_client.gpr -p $(COVERAGE_BUILD_FLAGS) \
 		-XVERSION=$(VERSION)
@@ -111,7 +115,7 @@ ifneq ($(COVERAGE),)
 	# Remove artifacts from previous instrumentations, so that stale units that
 	# are not overriden by new ones don't get in our way.
 	rm -rf .obj/*/gnatcov-instr
-	$(COVERAGE_INSTR) -XVERSION=$(VERSION) \
+	$(COVERAGE_INSTR) -XVERSION=$(VERSION) XBUILD_DATE=$(BUILD_DATE) \
 		-Pgnat/lsp_server.gpr --projects lsp_server --projects lsp
 	$(COVERAGE_INSTR) -Pgnat/tester.gpr --projects lsp
 	$(COVERAGE_INSTR) -Pgnat/codec_test.gpr --projects lsp

gnat/lsp_server.gpr

@@ -29,6 +29,8 @@ project LSP_Server is
 
    VERSION := external ("VERSION", "latest");
 
+   BUILD_DATE := external ("BUILD_DATE", "unknown");
+
    type Library_Kind is ("static", "static-pic", "relocatable");
    Library_Type : Library_Kind := external("ALS_LIBRARY_TYPE",
                                   external("LIBRARY_TYPE", "relocatable"));
@@ -50,7 +52,8 @@ project LSP_Server is
    package Compiler is
       for Default_Switches ("Ada") use LSP.Compiler'Default_Switches ("Ada");
       for Switches ("lsp-ada_driver.adb") use
-        LSP.Compiler'Default_Switches ("Ada") & ("-gnateDVERSION=""" & VERSION & """");
+        LSP.Compiler'Default_Switches ("Ada") &
+        ("-gnateDVERSION=""" & VERSION & """", "-gnateDBUILD_DATE=""" & BUILD_DATE & """");
       for Switches ("s-memory.adb") use ("-g", "-O2", "-gnatpg");
       for Local_Configuration_Pragmas use "gnat.adc";
    end Compiler;

source/ada/lsp-ada_driver.adb

@@ -243,7 +243,8 @@ begin
    VSS.Command_Line.Process;  --  Will exit if errors or help requested.
 
    if VSS.Command_Line.Is_Specified (Version_Option) then
-      Ada.Text_IO.Put_Line ("ALS version: " & $VERSION);
+      Ada.Text_IO.Put_Line
+         ("ALS version: " & $VERSION & " (" & $BUILD_DATE & ")");
       GNAT.OS_Lib.OS_Exit (0);
    end if;
 
@@ -316,7 +317,7 @@ begin
       end;
    end if;
 
-   Server_Trace.Trace ("ALS version: " & $VERSION);
+   Server_Trace.Trace ("ALS version: " & $VERSION & " (" & $BUILD_DATE & ")");
 
    Server_Trace.Trace ("Initializing server ...");