windows build

[censuslogo] / Makefile

diff --git a/Makefile b/Makefile
index a1dc85b..ffa81be 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -3,8 +3,18 @@ obj = $(src:.c=.o)
 dep = $(obj:.o=.d)
 bin = censuslogo
 
+sys ?= $(shell uname -s | sed 's/MINGW.*/mingw/')
+
 CFLAGS = -pedantic -Wall -g
-LDFLAGS = -lGL -lGLU -lglut -lm
+LDFLAGS = $(LDFLAGS_$(sys)) -lm
+
+LDFLAGS_Linux = -lGL -lGLU -lglut
+LDFLAGS_mingw = -lmingw32 -mconsole -lopengl32 -lglu32 -lfreeglut
+
+ifeq ($(sys), mingw)
+       obj = $(src:.c=.w32.o)
+       bin = censuslogo.exe
+endif
 
 $(bin): $(obj)
        $(CC) -o $@ $(obj) $(LDFLAGS)
@@ -21,3 +31,15 @@ clean:
 .PHONY: cleandep
 cleandep:
        rm -f $(dep)
+
+# --- cross-compile rules for win32 ---
+%.w32.o: %.c
+       $(CC) -o $@ $(CFLAGS) -c $<
+
+.PHONY: cross
+cross:
+       $(MAKE) CC=i686-w64-mingw32-gcc sys=mingw
+
+.PHONY: cross-clean
+cross-clean:
+       $(MAKE) CC=i686-w64-mingw32-gcc sys=mingw clean