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openwrtv4/toolchain/gcc/patches/4.5-linaro/200-musl.patch
Florian Fainelli bf9af32738 gcc/4.5-linaro: backport musl patch 
Signed-off-by: Florian Fainelli <florian@openwrt.org>

SVN-Revision: 34425
2012-11-29 21:42:58 +00:00

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diff -urN gcc-linaro-4.5-2012.03/config.sub gcc-linaro-4.5-2012.03.new/config.sub
--- gcc-linaro-4.5-2012.03/config.sub 2012-03-12 12:29:55.000000000 +0100
+++ gcc-linaro-4.5-2012.03.new/config.sub 2012-11-29 15:45:43.802377940 +0100
@@ -125,6 +125,7 @@
maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
case $maybe_os in
nto-qnx* | linux-gnu* | linux-android* | linux-dietlibc | linux-newlib* | \
+ linux-musl* | \
linux-uclibc* | uclinux-uclibc* | uclinux-gnu* | kfreebsd*-gnu* | \
knetbsd*-gnu* | netbsd*-gnu* | \
kopensolaris*-gnu* | \
@@ -1310,6 +1311,7 @@
| -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
| -mingw32* | -linux-gnu* | -linux-android* \
| -linux-newlib* | -linux-uclibc* \
+ | -linux-musl* \
| -uxpv* | -beos* | -mpeix* | -udk* \
| -interix* | -uwin* | -mks* | -rhapsody* | -darwin* | -opened* \
| -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \
diff -urN gcc-linaro-4.5-2012.03/gcc/config/arm/linux-eabi.h gcc-linaro-4.5-2012.03.new/gcc/config/arm/linux-eabi.h
--- gcc-linaro-4.5-2012.03/gcc/config/arm/linux-eabi.h 2012-03-12 12:29:55.000000000 +0100
+++ gcc-linaro-4.5-2012.03.new/gcc/config/arm/linux-eabi.h 2012-11-29 15:45:43.802377940 +0100
@@ -63,6 +63,10 @@
#undef GLIBC_DYNAMIC_LINKER
#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.3"
+/* musl has no "classic" (i.e. broken) mode */
+#undef MUSL_DYNAMIC_LINKER
+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-arm.so.1"
+
/* At this point, bpabi.h will have clobbered LINK_SPEC. We want to
use the GNU/Linux version, not the generic BPABI version. */
#undef LINK_SPEC
diff -urN gcc-linaro-4.5-2012.03/gcc/config/i386/linux.h gcc-linaro-4.5-2012.03.new/gcc/config/i386/linux.h
--- gcc-linaro-4.5-2012.03/gcc/config/i386/linux.h 2012-03-12 12:29:55.000000000 +0100
+++ gcc-linaro-4.5-2012.03.new/gcc/config/i386/linux.h 2012-11-29 15:45:43.802377940 +0100
@@ -101,6 +101,7 @@
/* These macros may be overridden in k*bsd-gnu.h and i386/k*bsd-gnu.h. */
#define LINK_EMULATION "elf_i386"
#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-i386.so.1"
#undef ASM_SPEC
#define ASM_SPEC \
diff -urN gcc-linaro-4.5-2012.03/gcc/config/i386/linux64.h gcc-linaro-4.5-2012.03.new/gcc/config/i386/linux64.h
--- gcc-linaro-4.5-2012.03/gcc/config/i386/linux64.h 2012-03-12 12:29:55.000000000 +0100
+++ gcc-linaro-4.5-2012.03.new/gcc/config/i386/linux64.h 2012-11-29 15:45:43.802377940 +0100
@@ -61,6 +61,9 @@
#define GLIBC_DYNAMIC_LINKER32 "/lib/ld-linux.so.2"
#define GLIBC_DYNAMIC_LINKER64 "/lib64/ld-linux-x86-64.so.2"
+#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-i386.so.1"
+#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-x86_64.so.1"
+
#if TARGET_64BIT_DEFAULT
#define SPEC_32 "m32"
#define SPEC_64 "!m32"
diff -urN gcc-linaro-4.5-2012.03/gcc/config/linux.h gcc-linaro-4.5-2012.03.new/gcc/config/linux.h
--- gcc-linaro-4.5-2012.03/gcc/config/linux.h 2012-03-12 12:29:55.000000000 +0100
+++ gcc-linaro-4.5-2012.03.new/gcc/config/linux.h 2012-11-29 15:46:48.982379607 +0100
@@ -86,6 +86,7 @@
#define OPTION_GLIBC (linux_libc == LIBC_GLIBC)
#define OPTION_UCLIBC (linux_libc == LIBC_UCLIBC)
#define OPTION_BIONIC (linux_libc == LIBC_BIONIC)
+#define OPTION_MUSL (linux_libc == LIBC_MUSL)
#define LINUX_TARGET_OS_CPP_BUILTINS() \
do { \
@@ -120,18 +121,21 @@
uClibc or Bionic is the default C library and whether
-muclibc or -mglibc or -mbionic has been passed to change the default. */
-#define CHOOSE_DYNAMIC_LINKER1(LIBC1, LIBC2, LIBC3, LD1, LD2, LD3) \
- "%{" LIBC2 ":" LD2 ";:%{" LIBC3 ":" LD3 ";:" LD1 "}}"
+#define CHOOSE_DYNAMIC_LINKER1(LIBC1, LIBC2, LIBC3, LIBC4, LD1, LD2, LD3, LD4) \
+ "%{" LIBC2 ":" LD2 ";:%{" LIBC3 ":" LD3 ";:%{" LIBC4 ":" LD4 ";:" LD1 "}}}"
#if DEFAULT_LIBC == LIBC_GLIBC
-#define CHOOSE_DYNAMIC_LINKER(G, U, B) \
- CHOOSE_DYNAMIC_LINKER1 ("mglibc", "muclibc", "mbionic", G, U, B)
+#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \
+ CHOOSE_DYNAMIC_LINKER1 ("mglibc", "muclibc", "mbionic", "mmusl", G, U, B, M)
#elif DEFAULT_LIBC == LIBC_UCLIBC
-#define CHOOSE_DYNAMIC_LINKER(G, U, B) \
- CHOOSE_DYNAMIC_LINKER1 ("muclibc", "mglibc", "mbionic", U, G, B)
+#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \
+ CHOOSE_DYNAMIC_LINKER1 ("muclibc", "mglibc", "mbionic", "mmusl", U, G, B, M)
#elif DEFAULT_LIBC == LIBC_BIONIC
-#define CHOOSE_DYNAMIC_LINKER(G, U, B) \
- CHOOSE_DYNAMIC_LINKER1 ("mbionic", "mglibc", "muclibc", B, G, U)
+#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \
+ CHOOSE_DYNAMIC_LINKER1 ("mbionic", "mglibc", "muclibc", "mmusl", B, G, U, M)
+#elif DEFAULT_LIBC == LIBC_MUSL
+#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \
+ CHOOSE_DYNAMIC_LINKER1 ("mmusl", "mglibc", "muclibc", "mbionic", M, G, U, B)
#else
#error "Unsupported DEFAULT_LIBC"
#endif /* DEFAULT_LIBC */
@@ -149,13 +153,13 @@
#define LINUX_DYNAMIC_LINKER \
CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER, \
- BIONIC_DYNAMIC_LINKER)
+ BIONIC_DYNAMIC_LINKER, MUSL_DYNAMIC_LINKER)
#define LINUX_DYNAMIC_LINKER32 \
CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER32, \
- BIONIC_DYNAMIC_LINKER32)
+ BIONIC_DYNAMIC_LINKER32, MUSL_DYNAMIC_LINKER32)
#define LINUX_DYNAMIC_LINKER64 \
CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER64, \
- BIONIC_DYNAMIC_LINKER64)
+ BIONIC_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKER64)
/* Determine whether the entire c99 runtime
is present in the runtime library. */
diff -urN gcc-linaro-4.5-2012.03/gcc/config/linux.opt gcc-linaro-4.5-2012.03.new/gcc/config/linux.opt
--- gcc-linaro-4.5-2012.03/gcc/config/linux.opt 2012-03-12 12:29:55.000000000 +0100
+++ gcc-linaro-4.5-2012.03.new/gcc/config/linux.opt 2012-11-29 15:45:43.802377940 +0100
@@ -30,3 +30,7 @@
muclibc
Target Report RejectNegative Var(linux_libc,LIBC_UCLIBC) VarExists Negative(mbionic)
Use uClibc C library
+
+mmusl
+Target Report RejectNegative Var(linux_libc,LIBC_MUSL) Negative(mglibc)
+Use musl C library
diff -urN gcc-linaro-4.5-2012.03/gcc/config/mips/linux.h gcc-linaro-4.5-2012.03.new/gcc/config/mips/linux.h
--- gcc-linaro-4.5-2012.03/gcc/config/mips/linux.h 2012-03-12 12:29:55.000000000 +0100
+++ gcc-linaro-4.5-2012.03.new/gcc/config/mips/linux.h 2012-11-29 15:45:43.802377940 +0100
@@ -66,6 +66,8 @@
#define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-mips.so.1"
+
/* Borrowed from sparc/linux.h */
#undef LINK_SPEC
#define LINK_SPEC \
diff -urN gcc-linaro-4.5-2012.03/gcc/config/mips/linux64.h gcc-linaro-4.5-2012.03.new/gcc/config/mips/linux64.h
--- gcc-linaro-4.5-2012.03/gcc/config/mips/linux64.h 2012-03-12 12:29:55.000000000 +0100
+++ gcc-linaro-4.5-2012.03.new/gcc/config/mips/linux64.h 2012-11-29 15:48:10.542381697 +0100
@@ -39,8 +39,11 @@
#define GLIBC_DYNAMIC_LINKER64 "/lib64/ld.so.1"
#define GLIBC_DYNAMIC_LINKERN32 "/lib32/ld.so.1"
#define UCLIBC_DYNAMIC_LINKERN32 "/lib32/ld-uClibc.so.0"
+#define MUSL_DYNAMIC_LINKERN32 "/lib32/ld-musl-mips.so.1"
+#define MUSL_DYNAMIC_LINKER32 "/lib32/ld-musl-mips.so.1"
+#define MUSL_DYNAMIC_LINKER64 "/lib64/ld-musl-mips.so.1"
#define LINUX_DYNAMIC_LINKERN32 \
- CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32)
+ CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32, MUSL_DYNAMIC_LINKERN32)
#undef LINK_SPEC
#define LINK_SPEC "\
diff -urN gcc-linaro-4.5-2012.03/gcc/config.gcc gcc-linaro-4.5-2012.03.new/gcc/config.gcc
--- gcc-linaro-4.5-2012.03/gcc/config.gcc 2012-03-12 12:29:55.000000000 +0100
+++ gcc-linaro-4.5-2012.03.new/gcc/config.gcc 2012-11-29 15:46:18.474378826 +0100
@@ -514,7 +514,7 @@
tmake_file="$tmake_file t-gnu";;
esac
# Common C libraries.
- tm_defines="$tm_defines LIBC_GLIBC=1 LIBC_UCLIBC=2 LIBC_BIONIC=3"
+ tm_defines="$tm_defines LIBC_GLIBC=1 LIBC_UCLIBC=2 LIBC_BIONIC=3 LIBC_MUSL=4"
# glibc / uclibc / bionic switch.
# uclibc and bionic aren't usable for GNU/Hurd and neither for GNU/k*BSD.
case $target in
@@ -530,6 +530,9 @@
*-*-*uclibc*)
tm_defines="$tm_defines DEFAULT_LIBC=LIBC_UCLIBC"
;;
+ *-*-*musl*)
+ tm_defines="$tm_defines DEFAULT_LIBC=LIBC_MUSL"
+ ;;
*)
tm_defines="$tm_defines DEFAULT_LIBC=LIBC_GLIBC"
;;
diff -urN gcc-linaro-4.5-2012.03/gcc/ginclude/stddef.h gcc-linaro-4.5-2012.03.new/gcc/ginclude/stddef.h
--- gcc-linaro-4.5-2012.03/gcc/ginclude/stddef.h 2012-03-12 12:29:55.000000000 +0100
+++ gcc-linaro-4.5-2012.03.new/gcc/ginclude/stddef.h 2012-11-29 15:45:43.802377940 +0100
@@ -183,6 +183,7 @@
#ifndef _GCC_SIZE_T
#ifndef _SIZET_
#ifndef __size_t
+#ifndef __DEFINED_size_t /* musl */
#define __size_t__ /* BeOS */
#define __SIZE_T__ /* Cray Unicos/Mk */
#define _SIZE_T
@@ -199,6 +200,7 @@
#define ___int_size_t_h
#define _GCC_SIZE_T
#define _SIZET_
+#define __DEFINED_size_t /* musl */
#if defined (__FreeBSD__) && (__FreeBSD__ >= 5)
/* __size_t is a typedef on FreeBSD 5!, must not trash it. */
#else
@@ -213,6 +215,7 @@
typedef long ssize_t;
#endif /* __BEOS__ */
#endif /* !(defined (__GNUG__) && defined (size_t)) */
+#endif /* __DEFINED_size_t */
#endif /* __size_t */
#endif /* _SIZET_ */
#endif /* _GCC_SIZE_T */
diff -urN gcc-linaro-4.5-2012.03/libgomp/config/posix/time.c gcc-linaro-4.5-2012.03.new/libgomp/config/posix/time.c
--- gcc-linaro-4.5-2012.03/libgomp/config/posix/time.c 2012-03-12 12:29:55.000000000 +0100
+++ gcc-linaro-4.5-2012.03.new/libgomp/config/posix/time.c 2012-11-29 15:45:43.802377940 +0100
@@ -28,6 +28,8 @@
The following implementation uses the most simple POSIX routines.
If present, POSIX 4 clocks should be used instead. */
+#define _POSIX_C_SOURCE 199309L /* for clocks */
+
#include "libgomp.h"
#include <unistd.h>
#if TIME_WITH_SYS_TIME
diff -urN gcc-linaro-4.5-2012.03/libstdc++-v3/configure.host gcc-linaro-4.5-2012.03.new/libstdc++-v3/configure.host
--- gcc-linaro-4.5-2012.03/libstdc++-v3/configure.host 2012-03-12 12:29:55.000000000 +0100
+++ gcc-linaro-4.5-2012.03.new/libstdc++-v3/configure.host 2012-11-29 15:45:43.806377939 +0100
@@ -236,6 +236,13 @@
os_include_dir="os/bsd/freebsd"
;;
gnu* | linux* | kfreebsd*-gnu | knetbsd*-gnu)
+ # check for musl by target
+ case "${host_os}" in
+ *-musl*)
+ os_include_dir="os/generic"
+ ;;
+ *)
+
if [ "$uclibc" = "yes" ]; then
os_include_dir="os/uclibc"
elif [ "$bionic" = "yes" ]; then
@@ -244,6 +251,9 @@
os_include_dir="os/gnu-linux"
fi
;;
+
+ esac
+ ;;
hpux*)
os_include_dir="os/hpux"
;;
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