Added/improved support for mxe-based win32 cross builds

.gitignore

@@ -0,0 +1,2 @@
+icestorm-win32.zip
+icestorm-win32/

Makefile

@@ -32,5 +32,12 @@ uninstall:
 	$(MAKE) -C icepll uninstall
 	$(MAKE) -C icetime uninstall
 
+mxebin: clean
+	$(MAKE) MXE=1
+	rm -rf icestorm-win32 && mkdir icestorm-win32
+	cp icebox/chipdb-*.txt icepack/*.exe iceprog/*.exe icestorm-win32/
+	cp icemulti/*.exe icepll/*.exe icetime/*.exe icestorm-win32/
+	zip -r icestorm-win32.zip icestorm-win32/
+
 .PHONY: all clean install uninstall
 

config.mk

@@ -2,3 +2,8 @@ CXX = clang
 CC = $(CXX)
 DESTDIR ?=
 PREFIX ?= /usr/local
+
+ifeq ($(MXE),1)
+EXE = .exe
+CXX = /usr/local/src/mxe/usr/bin/i686-pc-mingw32-gcc
+endif

icemulti/.gitignore

@@ -1,3 +1,4 @@
 icemulti
+icemulti.exe
 icemulti.o
 icemulti.d

icemulti/Makefile

@@ -2,9 +2,10 @@ include ../config.mk
 LDLIBS = -lm -lstdc++
 CXXFLAGS = -MD -O0 -ggdb -Wall -std=c++11
 
-all: icemulti
+all: icemulti$(EXE)
 
-icemulti: icemulti.o
+icemulti$(EXE): icemulti.o
+	$(CC) -o $@ $(LDFLAGS) $^ $(LDLIBS)
 
 install: all
 	mkdir -p $(DESTDIR)$(PREFIX)/bin
@@ -15,6 +16,7 @@ uninstall:
 
 clean:
 	rm -f icemulti
+	rm -f icemulti.exe
 	rm -f *.o *.d
 
 -include *.d

icemulti/icemulti.cc

@@ -20,6 +20,7 @@
 #include <memory>
 
 #include <stdio.h>
+#include <stdlib.h>
 
 #define log(...) fprintf(stderr, __VA_ARGS__);
 #define info(...) do { if (log_level > 0) fprintf(stderr, __VA_ARGS__); } while (0)

icepack/.gitignore

@@ -1,4 +1,5 @@
 icepack
+icepack.exe
 iceunpack
 icepack.o
 icepack.d

icepack/Makefile

@@ -3,16 +3,17 @@ LDLIBS = -lm -lstdc++
 CXXFLAGS = -MD -O0 -ggdb -Wall -std=c++11 -I/usr/local/include
 MXEGCC = /usr/local/src/mxe/usr/bin/i686-pc-mingw32-gcc
 
-all: icepack iceunpack
+all: icepack$(EXE) iceunpack$(EXE)
 
-icepack: icepack.o
-
-icepack.exe: icepack.cc
-	$(MXEGCC) -std=c++11 -o icepack.exe -Os icepack.cc -lm -lstdc++
+icepack$(EXE): icepack.o
+	$(CC) -o $@ $(LDFLAGS) $^ $(LDLIBS)
 
 iceunpack: icepack
 	ln -sf icepack iceunpack
 
+iceunpack.exe:
+	# no iceunpack.exe, use icepack -u
+
 install: all
 	mkdir -p $(DESTDIR)$(PREFIX)/bin
 	cp icepack $(DESTDIR)$(PREFIX)/bin/icepack

icepll/.gitignore

@@ -1,3 +1,4 @@
 icepll
+icepll.exe
 icepll.o
 icepll.d

icepll/Makefile

@@ -2,9 +2,10 @@ include ../config.mk
 LDLIBS = -lm -lstdc++
 CXXFLAGS = -MD -O0 -ggdb -Wall -std=c++11 -I/usr/local/include
 
-all: icepll
+all: icepll$(EXE)
 
-icepll: icepll.o
+icepll$(EXE): icepll.o
+	$(CC) -o $@ $(LDFLAGS) $^ $(LDLIBS)
 
 install: all
 	mkdir -p $(DESTDIR)$(PREFIX)/bin
@@ -14,7 +15,9 @@ uninstall:
 	rm -f $(DESTDIR)$(PREFIX)/bin/icepll
 
 clean:
-	rm -f icepll *.o *.d
+	rm -f icepll
+	rm -f icepll.exe
+	rm -f *.o *.d
 
 -include *.d
 

iceprog/.gitignore

@@ -1,3 +1,4 @@
 iceprog
+iceprog.exe
 iceprog.o
 iceprog.d

iceprog/Makefile

@@ -1,14 +1,15 @@
 include ../config.mk
 LDLIBS = -L/usr/local/lib -lftdi -lm
 CFLAGS = -MD -O0 -ggdb -Wall -std=c99 -I/usr/local/include
-MXEGCC = /usr/local/src/mxe/usr/bin/i686-pc-mingw32-gcc
 
-all: iceprog
+ifeq ($(MXE),1)
+LDLIBS += -lusb
+endif
 
-iceprog: iceprog.o
+all: iceprog$(EXE)
 
-iceprog.exe: iceprog.c
-	$(MXEGCC) -std=c99 -o iceprog.exe -Os iceprog.c -lftdi -lusb -lm
+iceprog$(EXE): iceprog.o
+	$(CC) -o $@ $(LDFLAGS) $^ $(LDLIBS)
 
 install: all
 	mkdir -p $(DESTDIR)$(PREFIX)/bin

icetime/.gitignore

@@ -1,4 +1,5 @@
 icetime
+icetime.exe
 timings.inc
 test[0-9]*
 *.d

icetime/Makefile

@@ -2,9 +2,10 @@ include ../config.mk
 LDLIBS = -lm -lstdc++
 CXXFLAGS = -MD -O0 -ggdb -Wall -std=c++11 -I/usr/local/include -DPREFIX='"$(PREFIX)"'
 
-all: icetime
+all: icetime$(EXE)
 
-icetime: icetime.o
+icetime$(EXE): icetime.o
+	$(CC) -o $@ $(LDFLAGS) $^ $(LDLIBS)
 
 icetime.o: icetime.cc timings.inc
 
@@ -41,7 +42,7 @@ test: test0 test1 test2 test3 test4 test5 test6 test7 test8 test9
 show: show0 show1 show2 show3 show4 show5 show6 show7 show8 show9
 
 clean:
-	rm -f icetime timings.inc *.o *.d
+	rm -f icetime icetime.exe timings.inc *.o *.d
 	rm -rf test[0-9]*
 
 -include *.d