--- a/gcc/config/aarch64/aarch64-linux.h 2013-01-10 21:38:27.000000000 +0100 +++ b/gcc/config/aarch64/aarch64-linux.h 2013-09-12 21:39:34.004829498 +0200 @@ -21,7 +21,11 @@ #ifndef GCC_AARCH64_LINUX_H #define GCC_AARCH64_LINUX_H +/* The AArch64 port currently supports two dynamic linkers: + - ld-linux-aarch64.so.1 - GLIBC dynamic linker + - ld-musl-aarch64.so.1 - musl libc dynamic linker */ #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux-aarch64.so.1" +#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-aarch64.so.1" #define LINUX_TARGET_LINK_SPEC "%{h*} \ %{static:-Bstatic} \ # HG changeset patch # Parent e87035576969de2cc4d03decf5f81d682addf305 Support for arm-linux-musl. diff -r e87035576969 gcc/config/arm/linux-eabi.h --- a/gcc/config/arm/linux-eabi.h Sun Sep 08 16:10:51 2013 -0400 +++ b/gcc/config/arm/linux-eabi.h Sun Sep 08 16:12:57 2013 -0400 @@ -77,6 +77,23 @@ %{mfloat-abi=soft*:" GLIBC_DYNAMIC_LINKER_SOFT_FLOAT "} \ %{!mfloat-abi=*:" GLIBC_DYNAMIC_LINKER_DEFAULT "}" +/* For ARM musl currently supports two dynamic linkers: + - ld-musl-arm.so.1 - for the EABI-derived soft-float ABI + - ld-musl-armhf.so.1 - for the EABI-derived hard-float ABI. + musl does not support the legacy OABI (i.e. broken) mode. + All the dynamic linkers live in /lib. + We default to soft-float, but this can be overridden by changing both + MUSL_DYNAMIC_LINKER_DEFAULT and TARGET_DEFAULT_FLOAT_ABI. */ +#undef MUSL_DYNAMIC_LINKER +#define MUSL_DYNAMIC_LINKER_SOFT_FLOAT "/lib/ld-musl-arm.so.1" +#define MUSL_DYNAMIC_LINKER_HARD_FLOAT "/lib/ld-musl-armhf.so.1" +#define MUSL_DYNAMIC_LINKER_DEFAULT MUSL_DYNAMIC_LINKER_SOFT_FLOAT + +#define MUSL_DYNAMIC_LINKER \ + "%{mfloat-abi=hard:" MUSL_DYNAMIC_LINKER_HARD_FLOAT "} \ + %{mfloat-abi=soft*:" MUSL_DYNAMIC_LINKER_SOFT_FLOAT "} \ + %{!mfloat-abi=*:" MUSL_DYNAMIC_LINKER_DEFAULT "}" + /* 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 -r e87035576969 libitm/config/arm/hwcap.cc --- a/libitm/config/arm/hwcap.cc Sun Sep 08 16:10:51 2013 -0400 +++ b/libitm/config/arm/hwcap.cc Sun Sep 08 16:12:57 2013 -0400 @@ -40,7 +40,11 @@ #ifdef __linux__ #include +#ifdef __GLIBC__ #include +#else +#include +#endif #include static void __attribute__((constructor)) --- a/gcc/configure +++ b/gcc/configure @@ -26970,6 +26970,9 @@ gcc_cv_target_dl_iterate_phdr=no fi ;; + *-linux-musl*) + gcc_cv_target_dl_iterate_phdr=yes + ;; esac if test x$gcc_cv_target_dl_iterate_phdr = xyes; then # HG changeset patch # Parent 572f7b4d1c50cefde3aa2c43d06040fc308ad989 Adding -mmusl as a musl libc specifier, and the necessary hacks for it to know how to find musl's dynamic linker. diff -r 572f7b4d1c50 gcc/config.gcc --- a/gcc/config.gcc Sun Sep 08 22:58:18 2013 -0400 +++ b/gcc/config.gcc Mon Sep 09 12:48:34 2013 -0400 @@ -549,7 +549,7 @@ esac # Common C libraries. -tm_defines="$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" # Common parts for widely ported systems. case ${target} in @@ -652,6 +652,9 @@ *-*-*uclibc*) tm_defines="$tm_defines DEFAULT_LIBC=LIBC_UCLIBC" ;; + *-*-*musl*) + tm_defines="$tm_defines DEFAULT_LIBC=LIBC_MUSL" + ;; *) tm_defines="$tm_defines DEFAULT_LIBC=LIBC_GLIBC" ;; diff -r 572f7b4d1c50 gcc/config/linux.h --- a/gcc/config/linux.h Sun Sep 08 22:58:18 2013 -0400 +++ b/gcc/config/linux.h Mon Sep 09 12:48:34 2013 -0400 @@ -32,10 +32,12 @@ #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 @@ 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 */ @@ -84,21 +89,21 @@ #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) /* Determine whether the entire c99 runtime is present in the runtime library. */ #undef TARGET_C99_FUNCTIONS -#define TARGET_C99_FUNCTIONS (OPTION_GLIBC) +#define TARGET_C99_FUNCTIONS (OPTION_GLIBC || OPTION_MUSL) /* Whether we have sincos that follows the GNU extension. */ #undef TARGET_HAS_SINCOS @@ -107,3 +112,74 @@ /* Whether we have Bionic libc runtime */ #undef TARGET_HAS_BIONIC #define TARGET_HAS_BIONIC (OPTION_BIONIC) + +/* 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 -r 572f7b4d1c50 gcc/config/linux.opt --- a/gcc/config/linux.opt Sun Sep 08 22:58:18 2013 -0400 +++ b/gcc/config/linux.opt Mon Sep 09 12:48:34 2013 -0400 @@ -30,3 +30,7 @@ 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 -r 572f7b4d1c50 gcc/ginclude/stddef.h --- a/gcc/ginclude/stddef.h Sun Sep 08 22:58:18 2013 -0400 +++ b/gcc/ginclude/stddef.h Mon Sep 09 12:48:34 2013 -0400 @@ -181,6 +181,7 @@ #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 @@ -197,6 +198,7 @@ #define ___int_size_t_h #define _GCC_SIZE_T #define _SIZET_ +#define __DEFINED_size_t /* musl */ #if (defined (__FreeBSD__) && (__FreeBSD__ >= 5)) \ || defined(__FreeBSD_kernel__) /* __size_t is a typedef on FreeBSD 5, must not trash it. */ @@ -214,6 +216,7 @@ 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 */ # HG changeset patch # Parent 2b94537ce2496c88e7e797c617e5b95e8d7e4785 A fix for libgomp to correctly request a POSIX version for time support. diff -r 2b94537ce249 libgomp/config/posix/time.c --- a/libgomp/config/posix/time.c Fri Mar 29 16:41:14 2013 -0400 +++ b/libgomp/config/posix/time.c Fri Mar 29 16:41:17 2013 -0400 @@ -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 #if TIME_WITH_SYS_TIME # HG changeset patch # Parent 94e435662aff38e86c9ca0dff4bbf451e0190b34 Get rid of ever-broken fixincludes on musl. diff -r 94e435662aff -r e27957848dc8 fixincludes/mkfixinc.sh --- a/fixincludes/mkfixinc.sh Sat Jul 27 23:37:20 2013 -0400 +++ b/fixincludes/mkfixinc.sh Sat Jul 27 23:43:03 2013 -0400 @@ -19,7 +19,8 @@ powerpc-*-eabi* | \ powerpc-*-rtems* | \ powerpcle-*-eabisim* | \ - powerpcle-*-eabi* ) + powerpcle-*-eabi* | \ + *-musl* ) # IF there is no include fixing, # THEN create a no-op fixer and exit (echo "#! /bin/sh" ; echo "exit 0" ) > ${target} # HG changeset patch # Parent 8eb8b35e72f3987450f5050db45d6e4425084fb5 libssp is provided in musl libc. diff -r 8eb8b35e72f3 gcc/configure --- a/gcc/configure Mon Aug 26 15:14:02 2013 -0400 +++ b/gcc/configure Mon Aug 26 15:46:55 2013 -0400 @@ -26764,7 +26764,8 @@ gcc_cv_libc_provides_ssp=yes fi ;; - *-*-gnu*) + *-*-gnu* | \ + *-linux-musl*) # Avoid complicated tests (see # ) and for now # simply assert that glibc does provide this, which is true for all diff -r 8eb8b35e72f3 gcc/configure.ac --- a/gcc/configure.ac Mon Aug 26 15:14:02 2013 -0400 +++ b/gcc/configure.ac Mon Aug 26 15:46:55 2013 -0400 @@ -4747,7 +4747,8 @@ gcc_cv_libc_provides_ssp=yes fi] ;; - *-*-gnu*) + *-*-gnu* | \ + *-linux-musl*) # Avoid complicated tests (see # ) and for now # simply assert that glibc does provide this, which is true for all @@ -4817,6 +4818,9 @@ gcc_cv_target_dl_iterate_phdr=no fi ;; + *-linux-musl*) + gcc_cv_target_dl_iterate_phdr=yes + ;; esac GCC_TARGET_TEMPLATE([TARGET_DL_ITERATE_PHDR]) if test x$gcc_cv_target_dl_iterate_phdr = xyes; then diff -r 8eb8b35e72f3 libssp/Makefile.am --- a/libssp/Makefile.am Mon Aug 26 15:14:02 2013 -0400 +++ b/libssp/Makefile.am Mon Aug 26 15:46:55 2013 -0400 @@ -36,7 +36,11 @@ AM_CFLAGS = -Wall +if LIBSSP_IN_LIBC +toolexeclib_LTLIBRARIES = libssp_nonshared.la +else toolexeclib_LTLIBRARIES = libssp.la libssp_nonshared.la +endif target_noncanonical = @target_noncanonical@ libsubincludedir = $(libdir)/gcc/$(target_noncanonical)/$(gcc_version)/include diff -r 8eb8b35e72f3 libssp/Makefile.in --- a/libssp/Makefile.in Mon Aug 26 15:14:02 2013 -0400 +++ b/libssp/Makefile.in Mon Aug 26 15:46:55 2013 -0400 @@ -93,12 +93,17 @@ libssp_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \ $(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \ $(libssp_la_LDFLAGS) $(LDFLAGS) -o $@ +@LIBSSP_IN_LIBC_FALSE@am_libssp_la_rpath = -rpath $(toolexeclibdir) am_libssp_nonshared_la_OBJECTS = libssp_nonshared_la-ssp-local.lo libssp_nonshared_la_OBJECTS = $(am_libssp_nonshared_la_OBJECTS) libssp_nonshared_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \ $(LIBTOOLFLAGS) --mode=link $(CCLD) \ $(libssp_nonshared_la_CFLAGS) $(CFLAGS) \ $(libssp_nonshared_la_LDFLAGS) $(LDFLAGS) -o $@ +@LIBSSP_IN_LIBC_FALSE@am_libssp_nonshared_la_rpath = -rpath \ +@LIBSSP_IN_LIBC_FALSE@ $(toolexeclibdir) +@LIBSSP_IN_LIBC_TRUE@am_libssp_nonshared_la_rpath = -rpath \ +@LIBSSP_IN_LIBC_TRUE@ $(toolexeclibdir) DEFAULT_INCLUDES = -I.@am__isrc@ depcomp = $(SHELL) $(top_srcdir)/../depcomp am__depfiles_maybe = depfiles @@ -258,7 +263,8 @@ @LIBSSP_USE_SYMVER_GNU_TRUE@@LIBSSP_USE_SYMVER_TRUE@version_dep = $(srcdir)/ssp.map @LIBSSP_USE_SYMVER_SUN_TRUE@@LIBSSP_USE_SYMVER_TRUE@version_dep = ssp.map-sun AM_CFLAGS = -Wall -toolexeclib_LTLIBRARIES = libssp.la libssp_nonshared.la +@LIBSSP_IN_LIBC_FALSE@toolexeclib_LTLIBRARIES = libssp.la libssp_nonshared.la +@LIBSSP_IN_LIBC_TRUE@toolexeclib_LTLIBRARIES = libssp_nonshared.la libsubincludedir = $(libdir)/gcc/$(target_noncanonical)/$(gcc_version)/include nobase_libsubinclude_HEADERS = ssp/ssp.h ssp/string.h ssp/stdio.h ssp/unistd.h libssp_la_SOURCES = \ @@ -414,9 +420,9 @@ rm -f "$${dir}/so_locations"; \ done libssp.la: $(libssp_la_OBJECTS) $(libssp_la_DEPENDENCIES) - $(libssp_la_LINK) -rpath $(toolexeclibdir) $(libssp_la_OBJECTS) $(libssp_la_LIBADD) $(LIBS) + $(libssp_la_LINK) $(am_libssp_la_rpath) $(libssp_la_OBJECTS) $(libssp_la_LIBADD) $(LIBS) libssp_nonshared.la: $(libssp_nonshared_la_OBJECTS) $(libssp_nonshared_la_DEPENDENCIES) - $(libssp_nonshared_la_LINK) -rpath $(toolexeclibdir) $(libssp_nonshared_la_OBJECTS) $(libssp_nonshared_la_LIBADD) $(LIBS) + $(libssp_nonshared_la_LINK) $(am_libssp_nonshared_la_rpath) $(libssp_nonshared_la_OBJECTS) $(libssp_nonshared_la_LIBADD) $(LIBS) mostlyclean-compile: -rm -f *.$(OBJEXT) diff -r 8eb8b35e72f3 libssp/configure --- a/libssp/configure Mon Aug 26 15:14:02 2013 -0400 +++ b/libssp/configure Mon Aug 26 15:46:55 2013 -0400 @@ -626,6 +626,8 @@ ssp_have_usable_vsnprintf EGREP GREP +LIBSSP_IN_LIBC_FALSE +LIBSSP_IN_LIBC_TRUE LIBSSP_USE_SYMVER_SUN_FALSE LIBSSP_USE_SYMVER_SUN_TRUE LIBSSP_USE_SYMVER_GNU_FALSE @@ -735,6 +737,7 @@ enable_multilib enable_dependency_tracking enable_symvers +enable_ssp_in_libc enable_shared enable_static with_pic @@ -1374,6 +1377,7 @@ --disable-dependency-tracking speeds up one-time build --enable-dependency-tracking do not reject slow dependency extractors --disable-symvers disable symbol versioning for libssp + --enable-ssp-in-libc do not build SSP, as it is in libc --enable-shared[=PKGS] build shared libraries [default=yes] --enable-static[=PKGS] build static libraries [default=yes] --enable-fast-install[=PKGS] @@ -4206,6 +4210,36 @@ fi +# musl provides libssp in libc +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether libssp is provided in libc" >&5 +$as_echo_n "checking whether libssp is provided in libc... " >&6; } +# Check whether --enable-ssp_in_libc was given. +if test "${enable_ssp_in_libc+set}" = set; then : + enableval=$enable_ssp_in_libc; ssp_in_libc=$enableval +else + ssp_in_libc=check +fi + +if test "x$ssp_in_libc" = "xcheck"; then + case "$host" in + *-musl*) + ssp_in_libc=yes + ;; + + *) + ssp_in_libc=no + ;; + esac +fi + if test "x$ssp_in_libc" = xyes; then + LIBSSP_IN_LIBC_TRUE= + LIBSSP_IN_LIBC_FALSE='#' +else + LIBSSP_IN_LIBC_TRUE='#' + LIBSSP_IN_LIBC_FALSE= +fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5 $as_echo_n "checking for grep that handles long lines and -e... " >&6; } @@ -10658,7 +10692,7 @@ lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 lt_status=$lt_dlunknown cat > conftest.$ac_ext <<_LT_EOF -#line 10661 "configure" +#line 10695 "configure" #include "confdefs.h" #if HAVE_DLFCN_H @@ -10764,7 +10798,7 @@ lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 lt_status=$lt_dlunknown cat > conftest.$ac_ext <<_LT_EOF -#line 10767 "configure" +#line 10801 "configure" #include "confdefs.h" #if HAVE_DLFCN_H @@ -11193,6 +11227,10 @@ as_fn_error "conditional \"LIBSSP_USE_SYMVER_SUN\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 fi +if test -z "${LIBSSP_IN_LIBC_TRUE}" && test -z "${LIBSSP_IN_LIBC_FALSE}"; then + as_fn_error "conditional \"LIBSSP_IN_LIBC\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi : ${CONFIG_STATUS=./config.status} ac_write_fail=0 diff -r 8eb8b35e72f3 libssp/configure.ac --- a/libssp/configure.ac Mon Aug 26 15:14:02 2013 -0400 +++ b/libssp/configure.ac Mon Aug 26 15:46:55 2013 -0400 @@ -114,6 +114,26 @@ AM_CONDITIONAL(LIBSSP_USE_SYMVER_GNU, [test "x$ssp_use_symver" = xgnu]) AM_CONDITIONAL(LIBSSP_USE_SYMVER_SUN, [test "x$ssp_use_symver" = xsun]) +# musl provides libssp in libc +AC_MSG_CHECKING([whether libssp is provided in libc]) +AC_ARG_ENABLE(ssp_in_libc, +AC_HELP_STRING([--enable-ssp-in-libc], + [do not build SSP, as it is in libc]), +ssp_in_libc=$enableval, +ssp_in_libc=check) +if test "x$ssp_in_libc" = "xcheck"; then + case "$host" in + *-musl*) + ssp_in_libc=yes + ;; + + *) + ssp_in_libc=no + ;; + esac +fi +AM_CONDITIONAL(LIBSSP_IN_LIBC, [test "x$ssp_in_libc" = xyes]) + AC_CHECK_HEADERS(alloca.h malloc.h paths.h syslog.h string.h unistd.h fcntl.h stdio.h limits.h) if test x$gcc_no_link = xyes; then # HG changeset patch # Parent f50bb54f331f73405131a30b4f353cfda1c70304 Use the generic implementation of libstdc++ primitives when we're on musl, not the glibc one. diff -r f50bb54f331f libstdc++-v3/configure.host --- a/libstdc++-v3/configure.host Fri Mar 29 16:38:52 2013 -0400 +++ b/libstdc++-v3/configure.host Fri Mar 29 16:41:10 2013 -0400 @@ -264,6 +264,13 @@ 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 [ "$bionic" = "yes" ]; then @@ -272,6 +279,9 @@ os_include_dir="os/gnu-linux" fi ;; + + esac + ;; hpux*) os_include_dir="os/hpux" ;; # HG changeset patch # Parent 62831d7bf931658019ba16092c48375177d014b1 Support for mips-linux-musl. diff -r 62831d7bf931 gcc/config/mips/linux.h --- a/gcc/config/mips/linux.h Fri Mar 29 16:41:23 2013 -0400 +++ b/gcc/config/mips/linux.h Fri Mar 29 16:41:25 2013 -0400 @@ -18,3 +18,5 @@ . */ #define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1" + +#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-mips.so.1" # HG changeset patch # Parent 2ffe76b215fdb082cbbc262536077627757fa9bf Support for powerpc-linux-musl. diff -r 2ffe76b215fd gcc/config.gcc --- a/gcc/config.gcc Fri Mar 29 16:41:26 2013 -0400 +++ b/gcc/config.gcc Fri Mar 29 16:41:28 2013 -0400 @@ -2112,6 +2112,10 @@ powerpc*-*-linux*paired*) tm_file="${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 -r 2ffe76b215fd gcc/config/rs6000/linux64.h --- a/gcc/config/rs6000/linux64.h Fri Mar 29 16:41:26 2013 -0400 +++ b/gcc/config/rs6000/linux64.h Fri Mar 29 16:41:28 2013 -0400 @@ -364,17 +364,21 @@ #define GLIBC_DYNAMIC_LINKER64 "/lib64/ld64.so.1" #define UCLIBC_DYNAMIC_LINKER32 "/lib/ld-uClibc.so.0" #define UCLIBC_DYNAMIC_LINKER64 "/lib/ld64-uClibc.so.0" +#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-powerpc.so.1" +#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-powerpc64.so.1" #if DEFAULT_LIBC == LIBC_UCLIBC -#define CHOOSE_DYNAMIC_LINKER(G, U) "%{mglibc:" G ";:" U "}" +#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{mmusl:" M ";:" U "}}" #elif DEFAULT_LIBC == LIBC_GLIBC -#define CHOOSE_DYNAMIC_LINKER(G, U) "%{muclibc:" U ";:" G "}" +#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{muclibc:" U ";:%{mmusl:" M ";:" G "}}" +#elif DEFAULT_LIBC == LIBC_MUSL +#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{muclibc:" U ";:" M "}}" #else #error "Unsupported DEFAULT_LIBC" #endif #define GNU_USER_DYNAMIC_LINKER32 \ - CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER32) + CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER32, MUSL_DYNAMIC_LINKER32) #define GNU_USER_DYNAMIC_LINKER64 \ - CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER64) + CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKER64) #define LINK_OS_LINUX_SPEC32 "-m elf32ppclinux %{!shared: %{!static: \ diff -r 2ffe76b215fd gcc/config/rs6000/secureplt.h --- a/gcc/config/rs6000/secureplt.h Fri Mar 29 16:41:26 2013 -0400 +++ b/gcc/config/rs6000/secureplt.h Fri Mar 29 16:41:28 2013 -0400 @@ -18,3 +18,4 @@ . */ #define CC1_SECURE_PLT_DEFAULT_SPEC "-msecure-plt" +#define LINK_SECURE_PLT_DEFAULT_SPEC "--secure-plt" diff -r 2ffe76b215fd gcc/config/rs6000/sysv4.h --- a/gcc/config/rs6000/sysv4.h Fri Mar 29 16:41:26 2013 -0400 +++ b/gcc/config/rs6000/sysv4.h Fri Mar 29 16:41:28 2013 -0400 @@ -551,6 +551,9 @@ #ifndef CC1_SECURE_PLT_DEFAULT_SPEC #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 and set correct endian mode. */ #define CC1_SPEC "%{G*} %(cc1_cpu) \ @@ -611,7 +614,8 @@ %{mlittle: --oformat elf32-powerpcle } %{mlittle-endian: --oformat elf32-powerpcle } \ %{!mlittle: %{!mlittle-endian: %{!mbig: %{!mbig-endian: \ %{mcall-i960-old: --oformat elf32-powerpcle} \ - }}}}" + }}}} \ +%{!mbss-plt: %{!msecure-plt: %(link_secure_plt_default)}}" /* Any specific OS flags. */ #define LINK_OS_SPEC "\ @@ -789,15 +793,18 @@ #define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1" #define UCLIBC_DYNAMIC_LINKER "/lib/ld-uClibc.so.0" +#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-powerpc.so.1" #if DEFAULT_LIBC == LIBC_UCLIBC -#define CHOOSE_DYNAMIC_LINKER(G, U) "%{mglibc:" G ";:" U "}" +#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{mmusl:" M ";:" U "}}" +#elif DEFAULT_LIBC == LIBC_MUSL +#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{muclibc:" U ";:" M "}}" #elif !defined (DEFAULT_LIBC) || DEFAULT_LIBC == LIBC_GLIBC -#define CHOOSE_DYNAMIC_LINKER(G, U) "%{muclibc:" U ";:" G "}" +#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{muclibc:" U ";:%{mmusl:" M ";:" G "}}" #else #error "Unsupported DEFAULT_LIBC" #endif #define GNU_USER_DYNAMIC_LINKER \ - CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER) + CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER, MUSL_DYNAMIC_LINKER) #define LINK_OS_LINUX_SPEC "-m elf32ppclinux %{!shared: %{!static: \ %{rdynamic:-export-dynamic} \ @@ -923,6 +930,7 @@ { "cc1_endian_little", CC1_ENDIAN_LITTLE_SPEC }, \ { "cc1_endian_default", CC1_ENDIAN_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 -r 7cba4201a2ae libgcc/unwind-dw2-fde-dip.c --- a/libgcc/unwind-dw2-fde-dip.c Sat Jul 27 22:53:05 2013 -0400 +++ b/libgcc/unwind-dw2-fde-dip.c Sat Jul 27 22:57:08 2013 -0400 @@ -46,33 +46,13 @@ #include "unwind-compat.h" #include "gthr.h" -#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \ - && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2) \ - || (__GLIBC__ == 2 && __GLIBC_MINOR__ == 2 && defined(DT_CONFIG))) +#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) && defined(TARGET_DL_ITERATE_PHDR) # define USE_PT_GNU_EH_FRAME -#endif - -#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \ - && defined(__BIONIC__) -# define USE_PT_GNU_EH_FRAME -#endif - -#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \ - && defined(__FreeBSD__) && __FreeBSD__ >= 7 -# define ElfW __ElfN -# define USE_PT_GNU_EH_FRAME -#endif - -#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \ - && defined(__OpenBSD__) -# define ElfW(type) Elf_##type -# define USE_PT_GNU_EH_FRAME -#endif - -#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \ - && defined(TARGET_DL_ITERATE_PHDR) \ - && defined(__sun__) && defined(__svr4__) -# define USE_PT_GNU_EH_FRAME +# ifdef __OpenBSD__ +# define ElfW(type) Elf_##typ +# elif defined(__FreeBSD__) && __FreeBSD__ >= 7 +# define ElfW __ElfN +# endif #endif #if defined(USE_PT_GNU_EH_FRAME) # HG changeset patch # Parent 3ea10cd626cb7abdfd56d3fe8d2c9ed58a82797b Support for i386-linux-musl and x86_64-linux-musl. diff -r 3ea10cd626cb gcc/config/i386/linux.h --- a/gcc/config/i386/linux.h Fri Mar 29 16:41:17 2013 -0400 +++ b/gcc/config/i386/linux.h Fri Mar 29 16:41:20 2013 -0400 @@ -21,3 +21,4 @@ #define GNU_USER_LINK_EMULATION "elf_i386" #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2" +#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-i386.so.1" diff -r 3ea10cd626cb gcc/config/i386/linux64.h --- a/gcc/config/i386/linux64.h Fri Mar 29 16:41:17 2013 -0400 +++ b/gcc/config/i386/linux64.h Fri Mar 29 16:41:20 2013 -0400 @@ -30,3 +30,7 @@ #define GLIBC_DYNAMIC_LINKER32 "/lib/ld-linux.so.2" #define GLIBC_DYNAMIC_LINKER64 "/lib64/ld-linux-x86-64.so.2" #define GLIBC_DYNAMIC_LINKERX32 "/libx32/ld-linux-x32.so.2" + +#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-i386.so.1" +#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-x86_64.so.1" +#define MUSL_DYNAMIC_LINKERX32 "/lib/ld-musl-x32.so.1" diff -r 3ea10cd626cb libitm/config/linux/x86/tls.h --- a/libitm/config/linux/x86/tls.h Fri Mar 29 16:41:17 2013 -0400 +++ b/libitm/config/linux/x86/tls.h Fri Mar 29 16:41:20 2013 -0400 @@ -25,16 +25,19 @@ #ifndef LIBITM_X86_TLS_H #define LIBITM_X86_TLS_H 1 -#if defined(__GLIBC_PREREQ) && __GLIBC_PREREQ(2, 10) +#if defined(__GLIBC_PREREQ) +#if __GLIBC_PREREQ(2, 10) /* Use slots in the TCB head rather than __thread lookups. GLIBC has reserved words 10 through 13 for TM. */ #define HAVE_ARCH_GTM_THREAD 1 #define HAVE_ARCH_GTM_THREAD_DISP 1 #endif +#endif #include "config/generic/tls.h" -#if defined(__GLIBC_PREREQ) && __GLIBC_PREREQ(2, 10) +#if defined(__GLIBC_PREREQ) +#if __GLIBC_PREREQ(2, 10) namespace GTM HIDDEN { #ifdef __x86_64__ @@ -101,5 +104,6 @@ } // namespace GTM #endif /* >= GLIBC 2.10 */ +#endif #endif // LIBITM_X86_TLS_H