diff options
Diffstat (limited to 'yocto-poky/meta/recipes-devtools/gcc/gcc-5.3/0044-Adding-mmusl-as-a-musl-libc-specifier-and-the-necess.patch')
-rw-r--r-- | yocto-poky/meta/recipes-devtools/gcc/gcc-5.3/0044-Adding-mmusl-as-a-musl-libc-specifier-and-the-necess.patch | 270 |
1 files changed, 270 insertions, 0 deletions
diff --git a/yocto-poky/meta/recipes-devtools/gcc/gcc-5.3/0044-Adding-mmusl-as-a-musl-libc-specifier-and-the-necess.patch b/yocto-poky/meta/recipes-devtools/gcc/gcc-5.3/0044-Adding-mmusl-as-a-musl-libc-specifier-and-the-necess.patch new file mode 100644 index 000000000..b91c02d0b --- /dev/null +++ b/yocto-poky/meta/recipes-devtools/gcc/gcc-5.3/0044-Adding-mmusl-as-a-musl-libc-specifier-and-the-necess.patch @@ -0,0 +1,270 @@ +From 0b54799d80fb859c7b142467e4d42c99db59df50 Mon Sep 17 00:00:00 2001 +From: Khem Raj <raj.khem@gmail.com> +Date: Tue, 8 Dec 2015 08:30:35 +0000 +Subject: [PATCH 44/46] Adding -mmusl as a musl libc specifier, and the + necessary hacks for it to know how to find musl's dynamic linker. + +Upstream-Status: Backport [partial] +Signed-off-by: Khem Raj <raj.khem@gmail.com> +--- + gcc/config.gcc | 10 ++++- + gcc/config/linux.h | 100 +++++++++++++++++++++++++++++++++++++----- + gcc/config/linux.opt | 4 ++ + gcc/config/rs6000/secureplt.h | 1 + + gcc/config/rs6000/sysv4.h | 5 +++ + gcc/ginclude/stddef.h | 3 ++ + 6 files changed, 110 insertions(+), 13 deletions(-) + +diff --git a/gcc/config.gcc b/gcc/config.gcc +index 3825bd5..39ce047 100644 +--- a/gcc/config.gcc ++++ b/gcc/config.gcc +@@ -575,7 +575,7 @@ case ${target} in + esac + + # Common C libraries. +-tm_defines="$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" + + # 32-bit x86 processors supported by --with-arch=. Each processor + # MUST be separated by exactly one space. +@@ -720,6 +720,9 @@ case ${target} in + *-*-*uclibc*) + tm_defines="$tm_defines DEFAULT_LIBC=LIBC_UCLIBC" + ;; ++ *-*-*musl*) ++ tm_defines="$tm_defines DEFAULT_LIBC=LIBC_MUSL" ++ ;; + *) + tm_defines="$tm_defines DEFAULT_LIBC=LIBC_GLIBC" + ;; +@@ -2420,6 +2423,11 @@ powerpc*-*-linux*) + powerpc*-*-linux*paired*) + tm_file="${tm_file} rs6000/750cl.h" ;; + esac ++ case ${target} in ++ *-linux*-musl*) ++ enable_secureplt=yes ;; ++ esac ++ + if test x${enable_secureplt} = xyes; then + tm_file="rs6000/secureplt.h ${tm_file}" + fi +diff --git a/gcc/config/linux.h b/gcc/config/linux.h +index 22b9be5..ca9a17f 100644 +--- a/gcc/config/linux.h ++++ b/gcc/config/linux.h +@@ -32,10 +32,12 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see + #define OPTION_GLIBC (DEFAULT_LIBC == LIBC_GLIBC) + #define OPTION_UCLIBC (DEFAULT_LIBC == LIBC_UCLIBC) + #define OPTION_BIONIC (DEFAULT_LIBC == LIBC_BIONIC) ++#define OPTION_MUSL (DEFAULT_LIBC == LIBC_MUSL) + #else + #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) + #endif + + #define GNU_USER_TARGET_OS_CPP_BUILTINS() \ +@@ -53,18 +55,21 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see + 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 */ +@@ -84,16 +89,16 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see + + #define GNU_USER_DYNAMIC_LINKER \ + CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER, \ +- BIONIC_DYNAMIC_LINKER) ++ BIONIC_DYNAMIC_LINKER, MUSL_DYNAMIC_LINKER) + #define GNU_USER_DYNAMIC_LINKER32 \ + CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER32, \ +- BIONIC_DYNAMIC_LINKER32) ++ BIONIC_DYNAMIC_LINKER32, MUSL_DYNAMIC_LINKER32) + #define GNU_USER_DYNAMIC_LINKER64 \ + CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER64, \ +- BIONIC_DYNAMIC_LINKER64) ++ BIONIC_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKER64) + #define GNU_USER_DYNAMIC_LINKERX32 \ + CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKERX32, UCLIBC_DYNAMIC_LINKERX32, \ +- BIONIC_DYNAMIC_LINKERX32) ++ BIONIC_DYNAMIC_LINKERX32, MUSL_DYNAMIC_LINKERX32) + + /* Whether we have Bionic libc runtime */ + #undef TARGET_HAS_BIONIC +@@ -123,3 +128,74 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see + # define TARGET_LIBC_HAS_FUNCTION linux_libc_has_function + + #endif ++ ++/* musl avoids problematic includes by rearranging the include directories. ++ * Unfortunately, this is mostly duplicated from cppdefault.c */ ++#if DEFAULT_LIBC == LIBC_MUSL ++#define INCLUDE_DEFAULTS_MUSL_GPP \ ++ { GPLUSPLUS_INCLUDE_DIR, "G++", 1, 1, \ ++ GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 0 }, \ ++ { GPLUSPLUS_TOOL_INCLUDE_DIR, "G++", 1, 1, \ ++ GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 1 }, \ ++ { GPLUSPLUS_BACKWARD_INCLUDE_DIR, "G++", 1, 1, \ ++ GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 0 }, ++ ++#ifdef LOCAL_INCLUDE_DIR ++#define INCLUDE_DEFAULTS_MUSL_LOCAL \ ++ { LOCAL_INCLUDE_DIR, 0, 0, 1, 1, 2 }, \ ++ { LOCAL_INCLUDE_DIR, 0, 0, 1, 1, 0 }, ++#else ++#define INCLUDE_DEFAULTS_MUSL_LOCAL ++#endif ++ ++#ifdef PREFIX_INCLUDE_DIR ++#define INCLUDE_DEFAULTS_MUSL_PREFIX \ ++ { PREFIX_INCLUDE_DIR, 0, 0, 1, 0, 0}, ++#else ++#define INCLUDE_DEFAULTS_MUSL_PREFIX ++#endif ++ ++#ifdef CROSS_INCLUDE_DIR ++#define INCLUDE_DEFAULTS_MUSL_CROSS \ ++ { CROSS_INCLUDE_DIR, "GCC", 0, 0, 0, 0}, ++#else ++#define INCLUDE_DEFAULTS_MUSL_CROSS ++#endif ++ ++#ifdef TOOL_INCLUDE_DIR ++#define INCLUDE_DEFAULTS_MUSL_TOOL \ ++ { TOOL_INCLUDE_DIR, "BINUTILS", 0, 1, 0, 0}, ++#else ++#define INCLUDE_DEFAULTS_MUSL_TOOL ++#endif ++ ++#ifdef NATIVE_SYSTEM_HEADER_DIR ++#define INCLUDE_DEFAULTS_MUSL_NATIVE \ ++ { NATIVE_SYSTEM_HEADER_DIR, 0, 0, 0, 1, 2 }, \ ++ { NATIVE_SYSTEM_HEADER_DIR, 0, 0, 0, 1, 0 }, ++#else ++#define INCLUDE_DEFAULTS_MUSL_NATIVE ++#endif ++ ++#if defined (CROSS_DIRECTORY_STRUCTURE) && !defined (TARGET_SYSTEM_ROOT) ++# undef INCLUDE_DEFAULTS_MUSL_LOCAL ++# define INCLUDE_DEFAULTS_MUSL_LOCAL ++# undef INCLUDE_DEFAULTS_MUSL_NATIVE ++# define INCLUDE_DEFAULTS_MUSL_NATIVE ++#else ++# undef INCLUDE_DEFAULTS_MUSL_CROSS ++# define INCLUDE_DEFAULTS_MUSL_CROSS ++#endif ++ ++#undef INCLUDE_DEFAULTS ++#define INCLUDE_DEFAULTS \ ++ { \ ++ INCLUDE_DEFAULTS_MUSL_GPP \ ++ INCLUDE_DEFAULTS_MUSL_PREFIX \ ++ INCLUDE_DEFAULTS_MUSL_CROSS \ ++ INCLUDE_DEFAULTS_MUSL_TOOL \ ++ INCLUDE_DEFAULTS_MUSL_NATIVE \ ++ { GCC_INCLUDE_DIR, "GCC", 0, 1, 0, 0 }, \ ++ { 0, 0, 0, 0, 0, 0 } \ ++ } ++#endif +diff --git a/gcc/config/linux.opt b/gcc/config/linux.opt +index c054338..9334f74 100644 +--- a/gcc/config/linux.opt ++++ b/gcc/config/linux.opt +@@ -30,3 +30,7 @@ Use GNU C library + muclibc + Target Report RejectNegative Var(linux_libc,LIBC_UCLIBC) Negative(mbionic) + Use uClibc C library ++ ++mmusl ++Target Report RejectNegative Var(linux_libc,LIBC_MUSL) Negative(mglibc) ++Use musl C library +diff --git a/gcc/config/rs6000/secureplt.h b/gcc/config/rs6000/secureplt.h +index b463463..77edf2a 100644 +--- a/gcc/config/rs6000/secureplt.h ++++ b/gcc/config/rs6000/secureplt.h +@@ -18,3 +18,4 @@ along with GCC; see the file COPYING3. If not see + <http://www.gnu.org/licenses/>. */ + + #define CC1_SECURE_PLT_DEFAULT_SPEC "-msecure-plt" ++#define LINK_SECURE_PLT_DEFAULT_SPEC "--secure-plt" +diff --git a/gcc/config/rs6000/sysv4.h b/gcc/config/rs6000/sysv4.h +index c6c31dc..7cd07e0 100644 +--- a/gcc/config/rs6000/sysv4.h ++++ b/gcc/config/rs6000/sysv4.h +@@ -538,6 +538,10 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN) + #define CC1_SECURE_PLT_DEFAULT_SPEC "" + #endif + ++#ifndef LINK_SECURE_PLT_DEFAULT_SPEC ++#define LINK_SECURE_PLT_DEFAULT_SPEC "" ++#endif ++ + /* Pass -G xxx to the compiler. */ + #undef CC1_SPEC + #define CC1_SPEC "%{G*} %(cc1_cpu)" \ +@@ -889,6 +893,7 @@ ncrtn.o%s" + { "link_os_openbsd", LINK_OS_OPENBSD_SPEC }, \ + { "link_os_default", LINK_OS_DEFAULT_SPEC }, \ + { "cc1_secure_plt_default", CC1_SECURE_PLT_DEFAULT_SPEC }, \ ++ { "link_secure_plt_default", LINK_SECURE_PLT_DEFAULT_SPEC }, \ + { "cpp_os_ads", CPP_OS_ADS_SPEC }, \ + { "cpp_os_yellowknife", CPP_OS_YELLOWKNIFE_SPEC }, \ + { "cpp_os_mvme", CPP_OS_MVME_SPEC }, \ +diff --git a/gcc/ginclude/stddef.h b/gcc/ginclude/stddef.h +index f20a41b..eb879ef 100644 +--- a/gcc/ginclude/stddef.h ++++ b/gcc/ginclude/stddef.h +@@ -184,6 +184,7 @@ typedef __PTRDIFF_TYPE__ ptrdiff_t; + #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 +@@ -200,6 +201,7 @@ typedef __PTRDIFF_TYPE__ ptrdiff_t; + #define ___int_size_t_h + #define _GCC_SIZE_T + #define _SIZET_ ++#define __DEFINED_size_t /* musl */ + #if (defined (__FreeBSD__) && (__FreeBSD__ >= 5)) \ + || defined(__DragonFly__) \ + || defined(__FreeBSD_kernel__) +@@ -218,6 +220,7 @@ typedef __SIZE_TYPE__ size_t; + 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 */ +-- +2.6.3 + |