From bda9a532a8edfbac51717979fc11117a9bdfee30 Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Wed, 23 Nov 2022 16:09:08 +0100
Subject: Preliminary make support.

---
 Makefile   | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 config.asm |  6 ++++++
 config.h   | 10 ++++++++++
 3 files changed, 68 insertions(+)
 create mode 100644 Makefile
 create mode 100644 config.asm
 create mode 100644 config.h

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..ddf36c8
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,52 @@
+TARGET = libmg2d.so
+
+CC = cc
+
+SRC_DIR = ./src/
+
+VPATH = $(SRC_DIR)
+
+CFLAGS  = -std=c11 -fPIC
+CFLAGS += -g -O3
+CFLAGS += -D_XOPEN_SOURCE=700                      # POSIX
+CFLAGS += -D_DEFAULT_SOURCE=1                      # for random_r
+CFLAGS += -I$(SRC_DIR)/
+
+TARGET_LDFLAGS = -Wl,--version-script=$(SRC_DIR)/libmg2d.v -shared -lm -llapacke -lthreadpool -lndarray -lmpi
+TEST_LIBS = -lm -llapacke -lcblas -lpthread
+
+OBJS =                          \
+       bicgstab.c.o             \
+       boundary.c.o             \
+       components.c.o           \
+       cpu.c.o                  \
+       cpuid.asm.o              \
+       ell_grid_solve.c.o       \
+       log.c.o                  \
+       mg2d.o                   \
+       ndarray.asm.o            \
+       residual_calc.asm.o      \
+       residual_calc.c.o        \
+       step_control.c.o         \
+       timer.c.o                \
+       transfer.c.o             \
+       transfer_interp.asm.o    \
+
+all: $(TARGET)
+
+$(TARGET): $(OBJS)
+	$(CC) -o $@ $(OBJS) ${TARGET_LDFLAGS}
+
+%.c.o: %.c
+	$(CC) $(CFLAGS) -MMD -MF $(@:.o=.d) -MT $@ -c -o $@ $<
+
+%.asm.o: %.asm
+	nasm -i $(SRC_DIR) -f elf64 -M $< > $(@:.o=.d)
+	nasm -i $(SRC_DIR) -f elf64 -o $@ $<
+
+clean:
+	-rm -f *.o *.d *.pyc $(TARGET)
+
+-include $(OBJS:.o=.d)
+
+.PHONY: clean
diff --git a/config.asm b/config.asm
new file mode 100644
index 0000000..9eaa8e4
--- /dev/null
+++ b/config.asm
@@ -0,0 +1,6 @@
+%define ARCH_X86 1
+
+%define ARCH_X86_32 0
+
+%define ARCH_X86_64 1
+
diff --git a/config.h b/config.h
new file mode 100644
index 0000000..ab9aef0
--- /dev/null
+++ b/config.h
@@ -0,0 +1,10 @@
+#ifndef MG2D_CONFIG_H
+#define MG2D_CONFIG_H
+
+#define ARCH_X86 1
+
+#define ARCH_X86_64 1
+
+#define HAVE_EXTERNAL_ASM 1
+
+#endif // MG2D_CONFIG_H
-- 
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