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321 lines
12 KiB
321 lines
12 KiB
--- a/gcc/config.gcc
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+++ b/gcc/config.gcc
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@@ -549,7 +549,7 @@ case ${target} in
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esac
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# Common C libraries.
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-tm_defines="$tm_defines LIBC_GLIBC=1 LIBC_UCLIBC=2 LIBC_BIONIC=3"
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+tm_defines="$tm_defines LIBC_GLIBC=1 LIBC_UCLIBC=2 LIBC_BIONIC=3 LIBC_MUSL=4"
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# Common parts for widely ported systems.
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case ${target} in
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@@ -652,6 +652,9 @@ case ${target} in
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*-*-*uclibc*)
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tm_defines="$tm_defines DEFAULT_LIBC=LIBC_UCLIBC"
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;;
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+ *-*-*musl*)
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+ tm_defines="$tm_defines DEFAULT_LIBC=LIBC_MUSL"
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+ ;;
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*)
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tm_defines="$tm_defines DEFAULT_LIBC=LIBC_GLIBC"
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;;
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--- a/gcc/config/arm/linux-eabi.h
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+++ b/gcc/config/arm/linux-eabi.h
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@@ -77,6 +77,10 @@
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%{mfloat-abi=soft*:" GLIBC_DYNAMIC_LINKER_SOFT_FLOAT "} \
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%{!mfloat-abi=*:" GLIBC_DYNAMIC_LINKER_DEFAULT "}"
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+/* musl has no "classic" (i.e. broken) mode */
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+#undef MUSL_DYNAMIC_LINKER
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+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-arm.so.1"
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+
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/* At this point, bpabi.h will have clobbered LINK_SPEC. We want to
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use the GNU/Linux version, not the generic BPABI version. */
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#undef LINK_SPEC
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--- a/gcc/config/i386/linux.h
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+++ b/gcc/config/i386/linux.h
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@@ -21,3 +21,4 @@ along with GCC; see the file COPYING3.
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#define GNU_USER_LINK_EMULATION "elf_i386"
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#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
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+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-i386.so.1"
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--- a/gcc/config/i386/linux64.h
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+++ b/gcc/config/i386/linux64.h
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@@ -30,3 +30,7 @@ see the files COPYING3 and COPYING.RUNTI
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#define GLIBC_DYNAMIC_LINKER32 "/lib/ld-linux.so.2"
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#define GLIBC_DYNAMIC_LINKER64 "/lib64/ld-linux-x86-64.so.2"
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#define GLIBC_DYNAMIC_LINKERX32 "/libx32/ld-linux-x32.so.2"
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+
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+#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-i386.so.1"
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+#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-x86_64.so.1"
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+#define MUSL_DYNAMIC_LINKERX32 "/lib/ld-musl-x32.so.1"
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--- a/gcc/config/linux.h
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+++ b/gcc/config/linux.h
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@@ -32,10 +32,12 @@ see the files COPYING3 and COPYING.RUNTI
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#define OPTION_GLIBC (DEFAULT_LIBC == LIBC_GLIBC)
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#define OPTION_UCLIBC (DEFAULT_LIBC == LIBC_UCLIBC)
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#define OPTION_BIONIC (DEFAULT_LIBC == LIBC_BIONIC)
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+#define OPTION_MUSL (DEFAULT_LIBC == LIBC_MUSL)
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#else
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#define OPTION_GLIBC (linux_libc == LIBC_GLIBC)
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#define OPTION_UCLIBC (linux_libc == LIBC_UCLIBC)
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#define OPTION_BIONIC (linux_libc == LIBC_BIONIC)
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+#define OPTION_MUSL (linux_libc == LIBC_MUSL)
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#endif
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#define GNU_USER_TARGET_OS_CPP_BUILTINS() \
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@@ -53,18 +55,21 @@ see the files COPYING3 and COPYING.RUNTI
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uClibc or Bionic is the default C library and whether
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-muclibc or -mglibc or -mbionic has been passed to change the default. */
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-#define CHOOSE_DYNAMIC_LINKER1(LIBC1, LIBC2, LIBC3, LD1, LD2, LD3) \
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- "%{" LIBC2 ":" LD2 ";:%{" LIBC3 ":" LD3 ";:" LD1 "}}"
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+#define CHOOSE_DYNAMIC_LINKER1(LIBC1, LIBC2, LIBC3, LIBC4, LD1, LD2, LD3, LD4) \
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+ "%{" LIBC2 ":" LD2 ";:%{" LIBC3 ":" LD3 ";:%{" LIBC4 ":" LD4 ";:" LD1 "}}}"
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#if DEFAULT_LIBC == LIBC_GLIBC
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-#define CHOOSE_DYNAMIC_LINKER(G, U, B) \
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- CHOOSE_DYNAMIC_LINKER1 ("mglibc", "muclibc", "mbionic", G, U, B)
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+#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \
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+ CHOOSE_DYNAMIC_LINKER1 ("mglibc", "muclibc", "mbionic", "mmusl", G, U, B, M)
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#elif DEFAULT_LIBC == LIBC_UCLIBC
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-#define CHOOSE_DYNAMIC_LINKER(G, U, B) \
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- CHOOSE_DYNAMIC_LINKER1 ("muclibc", "mglibc", "mbionic", U, G, B)
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+#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \
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+ CHOOSE_DYNAMIC_LINKER1 ("muclibc", "mglibc", "mbionic", "mmusl", U, G, B, M)
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#elif DEFAULT_LIBC == LIBC_BIONIC
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-#define CHOOSE_DYNAMIC_LINKER(G, U, B) \
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- CHOOSE_DYNAMIC_LINKER1 ("mbionic", "mglibc", "muclibc", B, G, U)
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+#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \
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+ CHOOSE_DYNAMIC_LINKER1 ("mbionic", "mglibc", "muclibc", "mmusl", B, G, U, M)
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+#elif DEFAULT_LIBC == LIBC_MUSL
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+#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \
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+ CHOOSE_DYNAMIC_LINKER1 ("mmusl", "mglibc", "muclibc", "mbionic", M, G, U, B)
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#else
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#error "Unsupported DEFAULT_LIBC"
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#endif /* DEFAULT_LIBC */
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@@ -84,16 +89,16 @@ see the files COPYING3 and COPYING.RUNTI
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#define GNU_USER_DYNAMIC_LINKER \
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CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER, \
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- BIONIC_DYNAMIC_LINKER)
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+ BIONIC_DYNAMIC_LINKER, MUSL_DYNAMIC_LINKER)
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#define GNU_USER_DYNAMIC_LINKER32 \
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CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER32, \
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- BIONIC_DYNAMIC_LINKER32)
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+ BIONIC_DYNAMIC_LINKER32, MUSL_DYNAMIC_LINKER32)
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#define GNU_USER_DYNAMIC_LINKER64 \
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CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER64, \
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- BIONIC_DYNAMIC_LINKER64)
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+ BIONIC_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKER64)
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#define GNU_USER_DYNAMIC_LINKERX32 \
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CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKERX32, UCLIBC_DYNAMIC_LINKERX32, \
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- BIONIC_DYNAMIC_LINKERX32)
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+ BIONIC_DYNAMIC_LINKERX32, MUSL_DYNAMIC_LINKERX32)
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/* Determine whether the entire c99 runtime
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is present in the runtime library. */
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--- a/gcc/config/linux.opt
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+++ b/gcc/config/linux.opt
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@@ -30,3 +30,7 @@ Use GNU C library
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muclibc
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Target Report RejectNegative Var(linux_libc,LIBC_UCLIBC) Negative(mbionic)
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Use uClibc C library
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+
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+mmusl
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+Target Report RejectNegative Var(linux_libc,LIBC_MUSL) Negative(mglibc)
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+Use musl C library
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--- a/gcc/config/mips/linux.h
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+++ b/gcc/config/mips/linux.h
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@@ -18,3 +18,5 @@ along with GCC; see the file COPYING3.
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<http://www.gnu.org/licenses/>. */
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#define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
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+
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+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-mips.so.1"
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--- a/gcc/config/rs6000/linux64.h
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+++ b/gcc/config/rs6000/linux64.h
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@@ -364,17 +364,21 @@ extern int dot_symbols;
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#define GLIBC_DYNAMIC_LINKER64 "/lib64/ld64.so.1"
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#define UCLIBC_DYNAMIC_LINKER32 "/lib/ld-uClibc.so.0"
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#define UCLIBC_DYNAMIC_LINKER64 "/lib/ld64-uClibc.so.0"
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+#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-powerpc.so.1"
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+#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-powerpc64.so.1"
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#if DEFAULT_LIBC == LIBC_UCLIBC
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-#define CHOOSE_DYNAMIC_LINKER(G, U) "%{mglibc:" G ";:" U "}"
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+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{mmusl:" M ";:" U "}}"
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#elif DEFAULT_LIBC == LIBC_GLIBC
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-#define CHOOSE_DYNAMIC_LINKER(G, U) "%{muclibc:" U ";:" G "}"
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+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{muclibc:" U ";:%{mmusl:" M ";:" G "}}"
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+#elif DEFAULT_LIBC == LIBC_MUSL
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+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{muclibc:" U ";:" M "}}"
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#else
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#error "Unsupported DEFAULT_LIBC"
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#endif
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#define GNU_USER_DYNAMIC_LINKER32 \
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- CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER32)
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+ CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER32, MUSL_DYNAMIC_LINKER32)
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#define GNU_USER_DYNAMIC_LINKER64 \
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- CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER64)
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+ CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKER64)
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#define LINK_OS_LINUX_SPEC32 "-m elf32ppclinux %{!shared: %{!static: \
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--- a/gcc/config/rs6000/sysv4.h
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+++ b/gcc/config/rs6000/sysv4.h
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@@ -789,15 +789,18 @@ extern int fixuplabelno;
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#define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
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#define UCLIBC_DYNAMIC_LINKER "/lib/ld-uClibc.so.0"
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+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-powerpc.so.1"
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#if DEFAULT_LIBC == LIBC_UCLIBC
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-#define CHOOSE_DYNAMIC_LINKER(G, U) "%{mglibc:" G ";:" U "}"
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+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{mmusl:" M ";:" U "}}"
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+#elif DEFAULT_LIBC == LIBC_MUSL
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+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{muclibc:" U ";:" M "}}"
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#elif !defined (DEFAULT_LIBC) || DEFAULT_LIBC == LIBC_GLIBC
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-#define CHOOSE_DYNAMIC_LINKER(G, U) "%{muclibc:" U ";:" G "}"
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+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{muclibc:" U ";:%{mmusl:" M ";:" G "}}"
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#else
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#error "Unsupported DEFAULT_LIBC"
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#endif
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#define GNU_USER_DYNAMIC_LINKER \
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- CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER)
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+ CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER, MUSL_DYNAMIC_LINKER)
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#define LINK_OS_LINUX_SPEC "-m elf32ppclinux %{!shared: %{!static: \
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%{rdynamic:-export-dynamic} \
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--- a/gcc/ginclude/stddef.h
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+++ b/gcc/ginclude/stddef.h
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@@ -181,6 +181,7 @@ typedef __PTRDIFF_TYPE__ ptrdiff_t;
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#ifndef _GCC_SIZE_T
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#ifndef _SIZET_
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#ifndef __size_t
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+#ifndef __DEFINED_size_t /* musl */
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#define __size_t__ /* BeOS */
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#define __SIZE_T__ /* Cray Unicos/Mk */
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#define _SIZE_T
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@@ -197,6 +198,7 @@ typedef __PTRDIFF_TYPE__ ptrdiff_t;
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#define ___int_size_t_h
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#define _GCC_SIZE_T
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#define _SIZET_
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+#define __DEFINED_size_t /* musl */
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#if (defined (__FreeBSD__) && (__FreeBSD__ >= 5)) \
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|| defined(__FreeBSD_kernel__)
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/* __size_t is a typedef on FreeBSD 5, must not trash it. */
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@@ -214,6 +216,7 @@ typedef __SIZE_TYPE__ size_t;
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typedef long ssize_t;
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#endif /* __BEOS__ */
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#endif /* !(defined (__GNUG__) && defined (size_t)) */
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+#endif /* __DEFINED_size_t */
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#endif /* __size_t */
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#endif /* _SIZET_ */
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#endif /* _GCC_SIZE_T */
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--- a/libgomp/config/posix/time.c
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+++ b/libgomp/config/posix/time.c
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@@ -28,6 +28,8 @@
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The following implementation uses the most simple POSIX routines.
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If present, POSIX 4 clocks should be used instead. */
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+#define _POSIX_C_SOURCE 199309L /* for clocks */
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+
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#include "libgomp.h"
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#include <unistd.h>
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#if TIME_WITH_SYS_TIME
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--- a/libitm/config/arm/hwcap.cc
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+++ b/libitm/config/arm/hwcap.cc
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@@ -40,7 +40,11 @@ int GTM_hwcap HIDDEN = 0
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#ifdef __linux__
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#include <unistd.h>
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+#ifdef __GLIBC__
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#include <sys/fcntl.h>
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+#else
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+#include <fcntl.h>
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+#endif
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#include <elf.h>
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static void __attribute__((constructor))
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--- a/libitm/config/linux/x86/tls.h
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+++ b/libitm/config/linux/x86/tls.h
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@@ -25,16 +25,19 @@
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#ifndef LIBITM_X86_TLS_H
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#define LIBITM_X86_TLS_H 1
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-#if defined(__GLIBC_PREREQ) && __GLIBC_PREREQ(2, 10)
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+#if defined(__GLIBC_PREREQ)
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+#if __GLIBC_PREREQ(2, 10)
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/* Use slots in the TCB head rather than __thread lookups.
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GLIBC has reserved words 10 through 13 for TM. */
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#define HAVE_ARCH_GTM_THREAD 1
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#define HAVE_ARCH_GTM_THREAD_DISP 1
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#endif
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+#endif
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#include "config/generic/tls.h"
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-#if defined(__GLIBC_PREREQ) && __GLIBC_PREREQ(2, 10)
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+#if defined(__GLIBC_PREREQ)
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+#if __GLIBC_PREREQ(2, 10)
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namespace GTM HIDDEN {
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#ifdef __x86_64__
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@@ -101,5 +104,6 @@ static inline void set_abi_disp(struct a
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} // namespace GTM
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#endif /* >= GLIBC 2.10 */
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+#endif
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#endif // LIBITM_X86_TLS_H
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--- a/libstdc++-v3/configure.host
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+++ b/libstdc++-v3/configure.host
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@@ -264,6 +264,13 @@ case "${host_os}" in
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os_include_dir="os/bsd/freebsd"
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;;
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gnu* | linux* | kfreebsd*-gnu | knetbsd*-gnu)
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+ # check for musl by target
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+ case "${host_os}" in
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+ *-musl*)
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+ os_include_dir="os/generic"
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+ ;;
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+ *)
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+
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if [ "$uclibc" = "yes" ]; then
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os_include_dir="os/uclibc"
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elif [ "$bionic" = "yes" ]; then
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@@ -272,6 +279,9 @@ case "${host_os}" in
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os_include_dir="os/gnu-linux"
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fi
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;;
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+
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+ esac
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+ ;;
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hpux*)
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os_include_dir="os/hpux"
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;;
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--- a/gcc/config/mips/linux64.h
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+++ b/gcc/config/mips/linux64.h
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@@ -27,6 +27,9 @@ along with GCC; see the file COPYING3.
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#define GLIBC_DYNAMIC_LINKERN32 "/lib32/ld.so.1"
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#define UCLIBC_DYNAMIC_LINKERN32 "/lib32/ld-uClibc.so.0"
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#define BIONIC_DYNAMIC_LINKERN32 "/system/bin/linker32"
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+#define MUSL_DYNAMIC_LINKERN32 "/lib/ld-musl-mips.so.1"
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+#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-mips.so.1"
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+#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-mips.so.1"
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#define GNU_USER_DYNAMIC_LINKERN32 \
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CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32, \
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- BIONIC_DYNAMIC_LINKERN32)
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+ BIONIC_DYNAMIC_LINKERN32, MUSL_DYNAMIC_LINKERN32)
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--- a/gcc/config/sparc/linux64.h 2013-09-10 10:02:45.663973856 +0100
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+++ b/gcc/config/sparc/linux64.h 2013-09-10 10:03:17.871972435 +0100
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@@ -104,6 +104,9 @@
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#define GLIBC_DYNAMIC_LINKER32 "/lib/ld-linux.so.2"
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#define GLIBC_DYNAMIC_LINKER64 "/lib64/ld-linux.so.2"
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+#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-sparc.so.1"
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+#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-sparc.so.1"
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+
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#ifdef SPARC_BI_ARCH
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#undef SUBTARGET_EXTRA_SPECS
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