From 14db3b178d9fedd4bd510eeafaf8e98627aba6bd Mon Sep 17 00:00:00 2001
From: hendricks266 <hendricks266@1a8010ca-5511-0410-912e-c29ae57300e0>
Date: Sat, 22 Feb 2014 08:02:41 +0000
Subject: [PATCH] Build system: Detect the SVN revision and generate rev.h
 directly from the Makefile, if applicable.

git-svn-id: https://svn.eduke32.com/eduke32@4343 1a8010ca-5511-0410-912e-c29ae57300e0
---
 polymer/eduke32/Makefile        | 10 ++++++++--
 polymer/eduke32/Makefile.common | 14 +++++++++++++-
 polymer/eduke32/Makefile.deps   |  7 ++++---
 polymer/eduke32/source/astub.c  |  8 +++++++-
 polymer/synthesis.sh            |  6 +++---
 5 files changed, 35 insertions(+), 10 deletions(-)

diff --git a/polymer/eduke32/Makefile b/polymer/eduke32/Makefile
index f42e004d5..1561c3bb1 100644
--- a/polymer/eduke32/Makefile
+++ b/polymer/eduke32/Makefile
@@ -350,7 +350,7 @@ endif
 UTILOBJS=$(OBJ)/ivfrate.$o
 UTILS=ivfrate$(EXESUFFIX)
 
-all: start $(EDUKE32_TARGET) $(MAPSTER32_TARGET) finish
+all: start $(DO_REV) $(EDUKE32_TARGET) $(MAPSTER32_TARGET) finish
 ifneq (,$(EDUKE32_TARGET))
 	@ls -l $(EDUKE32)
 endif
@@ -552,7 +552,7 @@ $(RSRC)/editor_banner.c: $(RSRC)/build.bmp
 
 # PHONIES
 
-clean:
+clean: $(UNDO_REV)
 	-rm -f $(OBJ)/* $(EDUKE32) $(EDUKE32).memmap $(MAPSTER32) $(MAPSTER32).memmap core* && $(MAKE) -C $(JAUDIOLIBDIR) clean && $(MAKE) -C $(ENETDIR) clean
 ifeq ($(PLATFORM),DARWIN)
 	-rm -rf EDuke32.app Mapster32.app
@@ -568,3 +568,9 @@ veryclean: clean cleanutils
 
 printutils:
 	echo "$(UTILS)"
+
+rev:
+	@echo "s_buildRev = \"r$(VC_REV)$(VC_REV_CUSTOM)\";">source/rev.h
+
+rev_clean:
+	@$(VC_CLEAN) source/rev.h
diff --git a/polymer/eduke32/Makefile.common b/polymer/eduke32/Makefile.common
index dffb41a8e..b993d5fec 100644
--- a/polymer/eduke32/Makefile.common
+++ b/polymer/eduke32/Makefile.common
@@ -115,7 +115,19 @@ ifndef SUBPLATFORM
     endif
 endif
 
-
+# Detect version control revision, if applicable
+ifeq (,$(VC_REV))
+    VC_REV    := $(shell svn info 2>&1 | grep Revision | cut -d' ' -f2)
+    VC_CLEAN  := svn revert
+endif
+ifeq (,$(VC_REV))
+    VC_REV    := $(shell git svn info 2>&1 | grep Revision | cut -d' ' -f2)
+    VC_CLEAN  := git checkout
+endif
+ifneq (,$(VC_REV))
+    DO_REV    :=rev
+    UNDO_REV  :=rev_clean
+endif
 
 # Binary suffix override:
 EXESUFFIX_OVERRIDE ?=
diff --git a/polymer/eduke32/Makefile.deps b/polymer/eduke32/Makefile.deps
index ed433dcb0..bd42755db 100644
--- a/polymer/eduke32/Makefile.deps
+++ b/polymer/eduke32/Makefile.deps
@@ -36,7 +36,7 @@ gamedef_h=$(SRC)/gamedef.h $(SRC)/gameexec.h $(SRC)/gamevars.h
 
 game_defs_dep=$(SRC)/lunatic/defs.ilua
 
-$(OBJ)/game.$o: $(SRC)/game.c $(game_defs_dep) $(SRC)/jmact/scriplib.h $(duke3d_h) $(SRC)/input.h $(INC)/osdfuncs.h $(INC)/osdcmds.h $(INC)/grpscan.h $(INC)/demo.h $(EINC)/hightile.h
+$(OBJ)/game.$o: $(SRC)/game.c $(game_defs_dep) $(SRC)/jmact/scriplib.h $(duke3d_h) $(SRC)/input.h $(INC)/osdfuncs.h $(INC)/osdcmds.h $(INC)/grpscan.h $(INC)/demo.h $(EINC)/hightile.h $(SRC)/rev.h
 $(OBJ)/actors.$o: $(SRC)/actors.c $(duke3d_h)
 $(OBJ)/anim.$o: $(SRC)/anim.c $(duke3d_h) $(SRC)/input.h $(SRC)/jmact/animlib.h $(SRC)/animvpx.h
 $(OBJ)/demo.$o: $(SRC)/demo.c $(duke3d_h) $(SRC)/input.h
@@ -44,7 +44,7 @@ $(OBJ)/gamedef.$o: $(SRC)/gamedef.c $(duke3d_h) $(gamedef_h) $(SRC)/savegame.h
 $(OBJ)/gameexec.$o: $(SRC)/gameexec.c $(SRC)/gamestructures.c $(duke3d_h) $(gamedef_h)
 $(OBJ)/gamestructures.$o: $(SRC)/gamestructures.c $(duke3d_h) $(gamedef_h)
 $(OBJ)/gamevars.$o: $(SRC)/gamevars.c $(SRC)/gamestructures.c $(duke3d_h) $(gamedef_h) $(SRC)/savegame.h
-$(OBJ)/global.$o: $(SRC)/*.c $(SRC)/global.c $(duke3d_h)
+$(OBJ)/global.$o: $(SRC)/*.c $(SRC)/global.c $(duke3d_h) $(SRC)/rev.h
 $(OBJ)/input.$o: $(SRC)/input.c $(duke3d_h) $(SRC)/input.h
 $(OBJ)/mdump.$o: $(SRC)/mdump.cpp $(SRC)/mdump.h
 $(OBJ)/menus.$o: $(SRC)/menus.c $(duke3d_h) $(SRC)/input.h $(SRC)/jmact/mouse.h
@@ -84,7 +84,8 @@ $(OBJ)/astub.$o: $(SRC)/astub.c \
     $(SRC)/names.h \
     $(SRC)/mapster32.h \
     $(SRC)/keys.h \
-    $(m32_script_hs)
+    $(m32_script_hs) \
+    $(SRC)/rev.h
 $(OBJ)/sounds_mapster32.$o: $(SRC)/sounds_mapster32.c \
     $(SRC)/sounds_mapster32.h \
     $(SRC)/sounds_common.h \
diff --git a/polymer/eduke32/source/astub.c b/polymer/eduke32/source/astub.c
index 98cc78fa1..34cd5d237 100644
--- a/polymer/eduke32/source/astub.c
+++ b/polymer/eduke32/source/astub.c
@@ -8883,8 +8883,14 @@ int32_t ExtPreInit(int32_t argc,const char **argv)
 #else
         " (32-bit)"
 #endif
+#if defined (_MSC_VER) || defined(__cplusplus)
+#ifdef _MSC_VER
+        " MSVC"
+#endif
 #ifdef __cplusplus
-        " C++ build"
+        " C++"
+#endif
+        " build"
 #endif
         "\n", VERSION, s_buildRev);
     initprintf("Compiled %s\n", __DATE__ " " __TIME__);
diff --git a/polymer/synthesis.sh b/polymer/synthesis.sh
index 9b0d9fbe2..1935dd976 100755
--- a/polymer/synthesis.sh
+++ b/polymer/synthesis.sh
@@ -127,9 +127,6 @@ then
 
     cd $top/$source
 
-    # throw the svn revision into a header.  this is ugly.
-    echo "s_buildRev = \"r$head\";" > source/rev.h
-
     # get the date in the YYYYMMDD format (ex: 20091001)
     date=`date +%Y%m%d`
 
@@ -246,6 +243,9 @@ then
     echo svn update -r $head
     svn update -r $head
 
+    # throw the svn revision into a header.
+    echo "s_buildRev = \"r$head\";" > source/rev.h
+
     # export the source tree into the output directory
     svn export . $output/$date-$head/${basename}_$date-$head
     echo svn export . $output/$date-$head/${basename}_$date-$head