nixpkgs/pkgs/development/libraries/libx86/non-x86.patch
Tuomas Tynkkynen 5a5a5ade0f libx86: Add patch from debian to fix build on ARM
Without this, the build fails even with x86emu:

make LIBRARY=static static
make[1]: Entering directory '/tmp/nix-build-libx86-1.1.drv-0/libx86-1.1'
gcc -O2 -Wall -DDEBUG -g   -c -o x86-common.o x86-common.c
gcc -O2 -Wall -DDEBUG -g   -c -o thunk.o thunk.c
thunk.c: In function 'x_inb':
thunk.c:40:9: error: impossible constraint in 'asm'
         __asm__ __volatile__("in" #bwl " %w1, %" #bw "0" : "=a"(value) : "Nd"(port)); \
         ^
thunk.c:44:1: note: in expansion of macro '__BUILDIO'
 __BUILDIO(b,b,char)
 ^
<builtin>: recipe for target 'thunk.o' failed
make[1]: *** [thunk.o] Error 1
make[1]: Leaving directory '/tmp/nix-build-libx86-1.1.drv-0/libx86-1.1'
Makefile:17: recipe for target 'default' failed
make: *** [default] Error 2
2015-06-15 17:49:35 +02:00

39 lines
1.2 KiB
Diff

diff -Naur libx86-1.1+ds1.orig/Makefile libx86-1.1+ds1/Makefile
--- libx86-1.1+ds1.orig/Makefile 2008-05-19 12:28:59.000000000 +0300
+++ libx86-1.1+ds1/Makefile 2012-02-20 01:32:03.750068423 +0200
@@ -5,6 +5,7 @@
ifeq ($(BACKEND),x86emu)
OBJECTS += thunk.o x86emu/decode.o x86emu/debug.o x86emu/fpu.o \
x86emu/ops.o x86emu/ops2.o x86emu/prim_ops.o x86emu/sys.o
+ CFLAGS += -DX86EMU
else
OBJECTS += lrmi.o
endif
diff -Naur libx86-1.1+ds1.orig/thunk.c libx86-1.1+ds1/thunk.c
--- libx86-1.1+ds1.orig/thunk.c 2008-04-03 03:48:00.000000000 +0300
+++ libx86-1.1+ds1/thunk.c 2012-02-20 01:12:56.468820192 +0200
@@ -32,6 +32,7 @@
#define TRUE 1
#define FALSE 0
+#ifndef X86EMU
#define __BUILDIO(bwl,bw,type) \
static inline void out##bwl##_local(unsigned long port, unsigned type value) { __asm__ __volatile__("out" #bwl " %" #bw "0, %w1" : : "a"(value), "Nd"(port)); \
}\
@@ -44,6 +45,15 @@
__BUILDIO(b,b,char)
__BUILDIO(w,w,short)
__BUILDIO(l,,int)
+#else
+/* use libc functions */
+#define inb_local inb
+#define inw_local inw
+#define inl_local inl
+#define outb_local outb
+#define outw_local outw
+#define outl_local outl
+#endif /* X86EMU */
char *mmap_addr = SHMERRORPTR;