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https://github.com/NixOS/nixpkgs.git
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5a5a5ade0f
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
39 lines
1.2 KiB
Diff
39 lines
1.2 KiB
Diff
diff -Naur libx86-1.1+ds1.orig/Makefile libx86-1.1+ds1/Makefile
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--- libx86-1.1+ds1.orig/Makefile 2008-05-19 12:28:59.000000000 +0300
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+++ libx86-1.1+ds1/Makefile 2012-02-20 01:32:03.750068423 +0200
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@@ -5,6 +5,7 @@
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ifeq ($(BACKEND),x86emu)
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OBJECTS += thunk.o x86emu/decode.o x86emu/debug.o x86emu/fpu.o \
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x86emu/ops.o x86emu/ops2.o x86emu/prim_ops.o x86emu/sys.o
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+ CFLAGS += -DX86EMU
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else
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OBJECTS += lrmi.o
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endif
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diff -Naur libx86-1.1+ds1.orig/thunk.c libx86-1.1+ds1/thunk.c
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--- libx86-1.1+ds1.orig/thunk.c 2008-04-03 03:48:00.000000000 +0300
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+++ libx86-1.1+ds1/thunk.c 2012-02-20 01:12:56.468820192 +0200
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@@ -32,6 +32,7 @@
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#define TRUE 1
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#define FALSE 0
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+#ifndef X86EMU
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#define __BUILDIO(bwl,bw,type) \
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static inline void out##bwl##_local(unsigned long port, unsigned type value) { __asm__ __volatile__("out" #bwl " %" #bw "0, %w1" : : "a"(value), "Nd"(port)); \
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}\
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@@ -44,6 +45,15 @@
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__BUILDIO(b,b,char)
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__BUILDIO(w,w,short)
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__BUILDIO(l,,int)
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+#else
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+/* use libc functions */
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+#define inb_local inb
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+#define inw_local inw
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+#define inl_local inl
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+#define outb_local outb
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+#define outw_local outw
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+#define outl_local outl
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+#endif /* X86EMU */
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char *mmap_addr = SHMERRORPTR;
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