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-rw-r--r--toolchain/gcc/patches/4.5-linaro/200-musl.patch242
1 files changed, 242 insertions, 0 deletions
diff --git a/toolchain/gcc/patches/4.5-linaro/200-musl.patch b/toolchain/gcc/patches/4.5-linaro/200-musl.patch
new file mode 100644
index 0000000000..f29097c8b6
--- /dev/null
+++ b/toolchain/gcc/patches/4.5-linaro/200-musl.patch
@@ -0,0 +1,242 @@
+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"
+ ;;