Make NQP's source digest available through the compiler config

This gives NQP's user precise information about the NQP version used and makes
it possible to detect any change in NQP's sources.

Author: niner

tools/build/Makefile-JVM.in

@@ -59,6 +59,13 @@ EVAL_CLIENT = tools/jvm/eval-client.pl
 NQP_JAR      = nqp.jar
 J_NQP_SOURCES= src/vm/jvm/NQP/Ops.nqp $(COMMON_NQP_SOURCES)
 
+J_SOURCES = \
+  $(COMMON_SOURCES) \
+  $(J_QAST_SOURCES) \
+  $(J_HLL_SOURCES) \
+  $(J_NQP_SOURCES) \
+  src/vm/jvm/ModuleLoader.nqp \
+
 J_STAGE1_OUTPUT = \
   $(J_STAGE1_DIR)/$(NQP_MO_JAR) \
   $(J_STAGE1_DIR)/$(MODULE_LOADER_JAR) \
@@ -186,7 +193,7 @@ $(J_STAGE1_DIR)/$(P6QREGEX_JAR): $(J_STAGE0_DIR) $(P6QREGEX_SOURCES) $(J_STAGE1_
 	    --setting=NQPCORE --no-regex-lib --target=jar \
 	    --output=$(J_STAGE1_DIR)/$(P6QREGEX_JAR) $(J_STAGE1_DIR)/$(P6QREGEX_COMBINED)
 
-$(J_STAGE1_DIR)/$(NQP_JAR): $(J_STAGE0_DIR) $(J_NQP_SOURCES) $(J_STAGE1_DIR)/$(P6QREGEX_JAR)
+$(J_STAGE1_DIR)/$(NQP_JAR): $(J_STAGE0_DIR) $(J_STAGE1_DIR)/$(P6QREGEX_JAR) $(J_SOURCES)
 	$(MKPATH) $(J_STAGE1_DIR)
 	$(PERL) tools/build/gen-version.pl $(PREFIX) $(NQP_LIB_DIR) > $(J_STAGE1_DIR)/nqp-config.nqp
 	$(PERL) tools/build/gen-cat.pl jvm $(J_NQP_SOURCES) $(J_STAGE1_DIR)/nqp-config.nqp > $(J_STAGE1_DIR)/$(NQP_COMBINED)
@@ -254,7 +261,7 @@ $(J_STAGE2_DIR)/$(P6QREGEX_JAR): $(J_STAGE1_DIR) $(P6QREGEX_SOURCES) $(J_STAGE2_
 	    --setting=NQPCORE --no-regex-lib --target=jar \
 	    --output=$(J_STAGE2_DIR)/$(P6QREGEX_JAR) $(J_STAGE2_DIR)/$(P6QREGEX_COMBINED)
 
-$(J_STAGE2_DIR)/$(NQP_JAR): $(J_STAGE1_DIR) $(J_NQP_SOURCES) $(J_STAGE2_DIR)/$(P6QREGEX_JAR)
+$(J_STAGE2_DIR)/$(NQP_JAR): $(J_STAGE1_DIR) $(J_STAGE2_DIR)/$(P6QREGEX_JAR) $(J_SOURCES)
 	$(MKPATH) $(J_STAGE2_DIR)
 	$(PERL) tools/build/gen-version.pl $(PREFIX) $(NQP_LIB_DIR) > $(J_STAGE2_DIR)/nqp-config.nqp
 	$(PERL) tools/build/gen-cat.pl jvm $(J_NQP_SOURCES) $(J_STAGE2_DIR)/nqp-config.nqp > $(J_STAGE2_DIR)/$(NQP_COMBINED)

tools/build/Makefile-Moar.in

@@ -39,6 +39,13 @@ P5QREGEX_MOAR     = NQPP5QRegex.moarvm
 NQP_MOAR     = nqp.moarvm
 M_NQP_SOURCES= src/vm/moar/NQP/Ops.nqp $(COMMON_NQP_SOURCES)
 
+M_SOURCES = \
+  $(COMMON_SOURCES) \
+  $(M_QAST_SOURCES) \
+  $(M_HLL_SOURCES) \
+  $(M_NQP_SOURCES) \
+  src/vm/moar/ModuleLoader.nqp \
+
 M_STAGE1_OUTPUT = \
   $(M_STAGE1_DIR)/$(NQP_MO_MOAR) \
   $(M_STAGE1_DIR)/$(MODULE_LOADER_MOAR) \
@@ -169,7 +176,7 @@ $(M_STAGE1_DIR)/$(P6QREGEX_MOAR): $(M_STAGE0_DIR) $(P6QREGEX_SOURCES) $(M_STAGE1
 	    --setting=NQPCORE --no-regex-lib --target=mbc \
 	    --output=$(M_STAGE1_DIR)/$(P6QREGEX_MOAR) $(M_STAGE1_DIR)/$(P6QREGEX_COMBINED)
 
-$(M_STAGE1_DIR)/$(NQP_MOAR): $(M_STAGE0_DIR) $(M_NQP_SOURCES) $(M_STAGE1_DIR)/$(P6QREGEX_MOAR)
+$(M_STAGE1_DIR)/$(NQP_MOAR): $(M_STAGE0_DIR) $(M_STAGE1_DIR)/$(P6QREGEX_MOAR) $(M_SOURCES)
 	$(MKPATH) $(M_STAGE1_DIR)/gen
 	$(PERL) tools/build/gen-version.pl $(PREFIX) $(NQP_LIB_DIR) > $(M_STAGE1_DIR)/nqp-config.nqp
 	$(PERL) tools/build/gen-cat.pl moar $(M_NQP_SOURCES) $(M_STAGE1_DIR)/nqp-config.nqp > $(M_STAGE1_DIR)/$(NQP_COMBINED)
@@ -240,7 +247,7 @@ $(M_STAGE2_DIR)/$(P6QREGEX_MOAR): $(M_STAGE1_DIR) $(P6QREGEX_SOURCES) $(M_STAGE2
 	    --setting=NQPCORE --no-regex-lib --target=mbc \
 	    --output=$(M_STAGE2_DIR)/$(P6QREGEX_MOAR) $(M_STAGE2_DIR)/$(P6QREGEX_COMBINED)
 
-$(M_STAGE2_DIR)/$(NQP_MOAR): $(M_STAGE1_DIR) $(M_NQP_SOURCES) $(M_STAGE2_DIR)/$(P6QREGEX_MOAR)
+$(M_STAGE2_DIR)/$(NQP_MOAR): $(M_STAGE1_DIR) $(M_STAGE2_DIR)/$(P6QREGEX_MOAR) $(M_SOURCES)
 	$(MKPATH) $(M_STAGE2_DIR)/gen
 	$(PERL) tools/build/gen-version.pl $(PREFIX) $(NQP_LIB_DIR) > $(M_STAGE2_DIR)/nqp-config.nqp
 	$(PERL) tools/build/gen-cat.pl moar $(M_NQP_SOURCES) $(M_STAGE2_DIR)/nqp-config.nqp > $(M_STAGE2_DIR)/$(NQP_COMBINED)

tools/build/Makefile-common.in

@@ -100,6 +100,13 @@ NQP_MO_SOURCES = \
 
 NQP_MO_COMBINED = nqpmo.nqp
 
+COMMON_SOURCES = \
+  $(CORE_SETTING_SOURCES) \
+  $(QASTNODE_SOURCES) \
+  $(P5QREGEX_SOURCES) \
+  $(QREGEX_SOURCES) \
+  $(NQP_MO_SOURCES) \
+
 PERL          = @perl@
 MKPATH        = $(PERL) -MExtUtils::Command -e mkpath
 CHMOD         = $(PERL) -MExtUtils::Command -e chmod

tools/build/gen-version.pl

@@ -6,6 +6,8 @@ =head1 TITLE
 
 =cut
 
+use Digest::SHA;
+use File::Find;
 use POSIX 'strftime';
 
 my $prefix = shift;
@@ -25,12 +27,17 @@ =head1 TITLE
 
 my $builddate = strftime('%Y-%m-%dT%H:%M:%SZ', gmtime);
 
+my $sha = Digest::SHA->new;
+find(sub { next unless /\.nqp\z/; $sha->addfile($_) }, "src");
+my $source_digest = $sha->hexdigest;
+
 print <<"END_VERSION";
 sub hll-config(\$config) {
-    \$config<version>    := '$VERSION';
-    \$config<build-date> := '$builddate';
-    \$config<prefix>     := '$prefix';
-    \$config<libdir>     := '$libdir';
+    \$config<version>       := '$VERSION';
+    \$config<build-date>    := '$builddate';
+    \$config<prefix>        := '$prefix';
+    \$config<libdir>        := '$libdir';
+    \$config<source-digest> := '$source_digest';
 }
 END_VERSION