From f83f1592659a0e06182e3017aafbd84ba83935fb Mon Sep 17 00:00:00 2001
From: Scott Gasch <scott@gasch.org>
Date: Sun, 23 Aug 2026 13:12:04 -0700
Subject: Integrate new syzygy egtb code, lose the old Nalimov code.

---
 src/GNUmakefile | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'src/GNUmakefile')

diff --git a/src/GNUmakefile b/src/GNUmakefile
index d575cb4..44ce560 100644
--- a/src/GNUmakefile
+++ b/src/GNUmakefile
@@ -119,8 +119,9 @@ PROFILE 	+=  -DDUMP_TREE
 endif
 endif # EVERYTHING
 
-CFLAGS		=	-DPROFILE="\"$(PROFILE)\"" $(PROFILE) -Wall -Wno-nan-infinity-disabled
+CFLAGS		=	-DPROFILE="\"$(PROFILE)\"" $(PROFILE) -Wall -Wno-nan-infinity-disabled -Ifathom
 HEADERS 	=	chess.h compiler.h
+FATHOM_CFLAGS	=	-std=gnu99 -O2 -Ifathom $(filter -m32 -m64,$(PROFILE))
 
 #
 # ---> .o, not .c! <---
@@ -130,7 +131,7 @@ OBJS    =       main.o root.o search.o searchsup.o draw.o dynamic.o \
 		generate.o see.o move.o movesup.o command.o script.o \
 		input.o vars.o util.o unix.o gamelist.o mersenne.o \
 		sig.o piece.o ics.o san.o fen.o book.o bench.o board.o \
-		data.o probe.o egtb.o recogn.o poshash.o list.o x64.o
+		data.o probe.o fathom.o recogn.o poshash.o list.o x64.o
 
 ifdef TEST
 # ---> .o, not .c! <---
@@ -165,6 +166,9 @@ $(BINARY):	$(OBJS)
 %.o:        %.c $(HEADERS)
 		$(CC) $(CFLAGS) -c $< -o $@
 
+fathom.o:	fathom/tbprobe.c fathom/tbchess.c fathom/tbconfig.h fathom/tbprobe.h fathom/stdendian.h
+		$(CC) $(FATHOM_CFLAGS) -c fathom/tbprobe.c -o $@
+
 %.o:        %.cpp $(HEADERS)
 		$(CXX) $(CFLAGS) -c -w $< -o $@
 
-- 
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