diff options
Diffstat (limited to 'libpthread/nptl/sysdeps/unix/sysv/linux')
8 files changed, 105 insertions, 44 deletions
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.in b/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.in index fa73a8a78..b5d841738 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.in +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.in @@ -5,14 +5,15 @@ # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. # -libpthread_CSRC = pthread_attr_getaffinity.c \ +libpthread_CSRC = pthread_attr_getaffinity.c \ pthread_attr_setaffinity.c pthread_getaffinity.c \ pthread_getcpuclockid.c pthread_kill.c \ pthread_mutex_cond_lock.c pthread_setaffinity.c \ pthread_yield.c sem_post.c sem_timedwait.c \ - pthread_sigqueue.c \ + pthread_sigqueue.c \ sem_trywait.c sem_wait.c pt-fork.c \ - sigtimedwait.c sigwaitinfo.c sigwait.c pt-sleep.c + sigtimedwait.c sigwaitinfo.c sigwait.c pt-sleep.c \ + lowlevelrobustlock.c libpthread_SSRC = #ptw-close.S ptw-open.S ptw-waitid.S ptw-waidpid.S ptw-write.S @@ -146,77 +147,77 @@ headers_clean-y += nptl_linux_headers_clean # # Create header files. # -CFLAGS-lowlevelbarrier.c = -S -CFLAGS-lowlevelcond.c = -S -CFLAGS-lowlevelrwlock.c = -S -CFLAGS-lowlevelrobustlock.c = -S -CFLAGS-unwindbuf.c = -S -CFLAGS-structsem.c = -S -CFLAGS-pthread-pi-defines.c = -S - -$(PTHREAD_LINUX_OUT)/lowlevelbarrier.c: $(PTHREAD_LINUX_DIR)/lowlevelbarrier.sym +CFLAGS-gen_lowlevelbarrier.c = -S +CFLAGS-gen_llowlevelcond.c = -S +CFLAGS-gen_llowlevelrwlock.c = -S +CFLAGS-gen_llowlevelrobustlock.c = -S +CFLAGS-gen_lunwindbuf.c = -S +CFLAGS-gen_lstructsem.c = -S +CFLAGS-gen_lpthread-pi-defines.c = -S + +$(PTHREAD_LINUX_OUT)/gen_llowlevelbarrier.c: $(PTHREAD_LINUX_DIR)/lowlevelbarrier.sym $(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< > $@ -$(PTHREAD_LINUX_OUT)/lowlevelcond.c: $(PTHREAD_LINUX_DIR)/lowlevelcond.sym +$(PTHREAD_LINUX_OUT)/gen_llowlevelcond.c: $(PTHREAD_LINUX_DIR)/lowlevelcond.sym $(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< > $@ -$(PTHREAD_LINUX_OUT)/lowlevelrwlock.c: $(PTHREAD_LINUX_DIR)/lowlevelrwlock.sym +$(PTHREAD_LINUX_OUT)/gen_llowlevelrwlock.c: $(PTHREAD_LINUX_DIR)/lowlevelrwlock.sym $(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< > $@ -$(PTHREAD_LINUX_OUT)/lowlevelrobustlock.c: $(PTHREAD_LINUX_DIR)/lowlevelrobustlock.sym +$(PTHREAD_LINUX_OUT)/gen_llowlevelrobustlock.c: $(PTHREAD_LINUX_DIR)/lowlevelrobustlock.sym $(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< > $@ -$(PTHREAD_LINUX_OUT)/unwindbuf.c: $(PTHREAD_LINUX_DIR)/unwindbuf.sym +$(PTHREAD_LINUX_OUT)/gen_lunwindbuf.c: $(PTHREAD_LINUX_DIR)/unwindbuf.sym $(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< > $@ -$(PTHREAD_LINUX_OUT)/structsem.c: $(PTHREAD_LINUX_DIR)/structsem.sym +$(PTHREAD_LINUX_OUT)/gen_lstructsem.c: $(PTHREAD_LINUX_DIR)/structsem.sym $(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< > $@ -$(PTHREAD_LINUX_OUT)/pthread-pi-defines.c: $(PTHREAD_LINUX_DIR)/pthread-pi-defines.sym +$(PTHREAD_LINUX_OUT)/gen_lpthread-pi-defines.c: $(PTHREAD_LINUX_DIR)/pthread-pi-defines.sym $(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< > $@ -$(PTHREAD_LINUX_OUT)/lowlevelbarrier.s: $(PTHREAD_LINUX_OUT)/lowlevelbarrier.c +$(PTHREAD_LINUX_OUT)/gen_llowlevelbarrier.s: $(PTHREAD_LINUX_OUT)/gen_llowlevelbarrier.c $(compile.c) -$(PTHREAD_LINUX_OUT)/lowlevelcond.s: $(PTHREAD_LINUX_OUT)/lowlevelcond.c +$(PTHREAD_LINUX_OUT)/gen_llowlevelcond.s: $(PTHREAD_LINUX_OUT)/gen_llowlevelcond.c $(compile.c) -$(PTHREAD_LINUX_OUT)/lowlevelrwlock.s: $(PTHREAD_LINUX_OUT)/lowlevelrwlock.c +$(PTHREAD_LINUX_OUT)/gen_llowlevelrwlock.s: $(PTHREAD_LINUX_OUT)/gen_llowlevelrwlock.c $(compile.c) -$(PTHREAD_LINUX_OUT)/lowlevelrobustlock.s: $(PTHREAD_LINUX_OUT)/lowlevelrobustlock.c +$(PTHREAD_LINUX_OUT)/gen_llowlevelrobustlock.s: $(PTHREAD_LINUX_OUT)/gen_llowlevelrobustlock.c $(compile.c) -$(PTHREAD_LINUX_OUT)/unwindbuf.s: $(PTHREAD_LINUX_OUT)/unwindbuf.c +$(PTHREAD_LINUX_OUT)/gen_lunwindbuf.s: $(PTHREAD_LINUX_OUT)/gen_lunwindbuf.c $(compile.c) -$(PTHREAD_LINUX_OUT)/structsem.s: $(PTHREAD_LINUX_OUT)/structsem.c +$(PTHREAD_LINUX_OUT)/gen_lstructsem.s: $(PTHREAD_LINUX_OUT)/gen_lstructsem.c $(compile.c) -$(PTHREAD_LINUX_OUT)/pthread-pi-defines.s: $(PTHREAD_LINUX_OUT)/pthread-pi-defines.c +$(PTHREAD_LINUX_OUT)/gen_lpthread-pi-defines.s: $(PTHREAD_LINUX_OUT)/gen_lpthread-pi-defines.c $(compile.c) -$(PTHREAD_LINUX_OUT)/lowlevelbarrier.h: $(PTHREAD_LINUX_OUT)/lowlevelbarrier.s +$(PTHREAD_LINUX_OUT)/lowlevelbarrier.h: $(PTHREAD_LINUX_OUT)/gen_llowlevelbarrier.s $(do_sed) -n "s/^.*@@@name@@@\([^@]*\)@@@value@@@[^0-9Xxa-fA-F-]*\([0-9Xxa-fA-F-][0-9Xxa-fA-F-]*\).*@@@end@@@.*$\/#define \1 \2/p" $< > $@ -$(PTHREAD_LINUX_OUT)/lowlevelcond.h: $(PTHREAD_LINUX_OUT)/lowlevelcond.s +$(PTHREAD_LINUX_OUT)/lowlevelcond.h: $(PTHREAD_LINUX_OUT)/gen_llowlevelcond.s $(do_sed) -n "s/^.*@@@name@@@\([^@]*\)@@@value@@@[^0-9Xxa-fA-F-]*\([0-9Xxa-fA-F-][0-9Xxa-fA-F-]*\).*@@@end@@@.*$\/#define \1 \2/p" $< > $@ -$(PTHREAD_LINUX_OUT)/lowlevelrwlock.h: $(PTHREAD_LINUX_OUT)/lowlevelrwlock.s +$(PTHREAD_LINUX_OUT)/lowlevelrwlock.h: $(PTHREAD_LINUX_OUT)/gen_llowlevelrwlock.s $(do_sed) -n "s/^.*@@@name@@@\([^@]*\)@@@value@@@[^0-9Xxa-fA-F-]*\([0-9Xxa-fA-F-][0-9Xxa-fA-F-]*\).*@@@end@@@.*$\/#define \1 \2/p" $< > $@ -$(PTHREAD_LINUX_OUT)/lowlevelrobustlock.h: $(PTHREAD_LINUX_OUT)/lowlevelrobustlock.s +$(PTHREAD_LINUX_OUT)/lowlevelrobustlock.h: $(PTHREAD_LINUX_OUT)/gen_llowlevelrobustlock.s $(do_sed) -n "s/^.*@@@name@@@\([^@]*\)@@@value@@@[^0-9Xxa-fA-F-]*\([0-9Xxa-fA-F-][0-9Xxa-fA-F-]*\).*@@@end@@@.*$\/#define \1 \2/p" $< > $@ -$(PTHREAD_LINUX_OUT)/unwindbuf.h: $(PTHREAD_LINUX_OUT)/unwindbuf.s +$(PTHREAD_LINUX_OUT)/unwindbuf.h: $(PTHREAD_LINUX_OUT)/gen_lunwindbuf.s $(do_sed) -n "s/^.*@@@name@@@\([^@]*\)@@@value@@@[^0-9Xxa-fA-F-]*\([0-9Xxa-fA-F-][0-9Xxa-fA-F-]*\).*@@@end@@@.*$\/#define \1 \2/p" $< > $@ -$(PTHREAD_LINUX_OUT)/structsem.h: $(PTHREAD_LINUX_OUT)/structsem.s +$(PTHREAD_LINUX_OUT)/structsem.h: $(PTHREAD_LINUX_OUT)/gen_lstructsem.s $(do_sed) -n "s/^.*@@@name@@@\([^@]*\)@@@value@@@[^0-9Xxa-fA-F-]*\([0-9Xxa-fA-F-][0-9Xxa-fA-F-]*\).*@@@end@@@.*$\/#define \1 \2/p" $< > $@ -$(PTHREAD_LINUX_OUT)/pthread-pi-defines.h: $(PTHREAD_LINUX_OUT)/pthread-pi-defines.s +$(PTHREAD_LINUX_OUT)/pthread-pi-defines.h: $(PTHREAD_LINUX_OUT)/gen_lpthread-pi-defines.s $(do_sed) -n "s/^.*@@@name@@@\([^@]*\)@@@value@@@[^0-9Xxa-fA-F-]*\([0-9Xxa-fA-F-][0-9Xxa-fA-F-]*\).*@@@end@@@.*$\/#define \1 \2/p" $< > $@ nptl_linux_headers: $(PTHREAD_LINUX_OUT)/lowlevelbarrier.h \ @@ -234,13 +235,20 @@ $(ALL_HEADERS_BITS_PTHREAD): $(do_ln) ../../$(PTHREAD_LINUX_DIR)/bits/$(@F) $(top_builddir)$@ nptl_linux_headers_clean: - $(do_rm) $(addprefix $(PTHREAD_LINUX_OUT)/lowlevelbarrier., c h s) \ - $(addprefix $(PTHREAD_LINUX_OUT)/lowlevelcond., c h s) \ - $(addprefix $(PTHREAD_LINUX_OUT)/lowlevelrwlock., c h s) \ - $(addprefix $(PTHREAD_LINUX_OUT)/lowlevelrobustlock., c h s) \ - $(addprefix $(PTHREAD_LINUX_OUT)/unwindbuf., c h s) \ - $(addprefix $(PTHREAD_LINUX_OUT)/structsem., c h s) \ - $(addprefix $(PTHREAD_LINUX_OUT)/pthread-pi-defines., c h s) + $(do_rm) $(addprefix $(PTHREAD_LINUX_OUT)/gen_llowlevelbarrier., c s) \ + $(addprefix $(PTHREAD_LINUX_OUT)/gen_lowlevelcond., c s) \ + $(addprefix $(PTHREAD_LINUX_OUT)/gen_llowlevelrwlock., c s) \ + $(addprefix $(PTHREAD_LINUX_OUT)/gen_llowlevelrobustlock., c s) \ + $(addprefix $(PTHREAD_LINUX_OUT)/gen_lunwindbuf., c s) \ + $(addprefix $(PTHREAD_LINUX_OUT)/gen_lstructsem., c s) \ + $(addprefix $(PTHREAD_LINUX_OUT)/gen_lpthread-pi-defines., c s) \ + $(PTHREAD_LINUX_OUT)/lowlevelbarrier.h \ + $(PTHREAD_LINUX_OUT)/lowlevelcond.h \ + $(PTHREAD_LINUX_OUT)/lowlevelrwlock.h \ + $(PTHREAD_LINUX_OUT)/lowlevelrobustlock.h \ + $(PTHREAD_LINUX_OUT)/unwindbuf.h \ + $(PTHREAD_LINUX_OUT)/structsem.h \ + $(PTHREAD_LINUX_OUT)/pthread-pi-defines.h nptl_linux_clean: diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch index a82f8c8be..c5852818d 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch @@ -9,7 +9,7 @@ libpthread_SSRC = pt-vfork.S libpthread_CSRC = pthread_once.c lowlevellock.c \ pt-__syscall_rt_sigaction.c pt-__syscall_error.c -libc_a_CSRC = fork.c +libc_a_CSRC = fork.c lowlevellock.c libc_a_SSRC = clone.S vfork.S ifeq ($(UCLIBC_HAS_STDIO_FUTEXES),y) diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/lowlevellock.c b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/lowlevellock.c index 60ccf7700..8c8955e05 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/lowlevellock.c +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/lowlevellock.c @@ -21,6 +21,7 @@ #include <sysdep.h> #include <lowlevellock.h> #include <sys/time.h> +#include <tls.h> void __lll_lock_wait_private (int *futex) diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-forcedunwind.c b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-forcedunwind.c index e19facfb8..d095d3083 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-forcedunwind.c +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-forcedunwind.c @@ -21,6 +21,9 @@ #include <stdio.h> #include <unwind.h> #include <pthreadP.h> +#define __libc_dlopen(x) dlopen(x, (RTLD_LOCAL | RTLD_LAZY)) +#define __libc_dlsym dlsym +#define __libc_dlclose dlclose static void *libgcc_s_handle; static void (*libgcc_s_resume) (struct _Unwind_Exception *exc); @@ -59,7 +62,7 @@ pthread_cancel_init (void) == NULL || (getcfa = __libc_dlsym (handle, "_Unwind_GetCFA")) == NULL ) - __libc_fatal ("libgcc_s.so.1 must be installed for pthread_cancel to work\n"); + fprintf(stderr, "libgcc_s.so.1 must be installed for pthread_cancel to work\n"); libgcc_s_resume = resume; libgcc_s_personality = personality; diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-resume.c b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-resume.c index 8dcfd34b1..bf0348ac2 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-resume.c +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/unwind-resume.c @@ -20,6 +20,9 @@ #include <dlfcn.h> #include <stdio.h> #include <unwind.h> +#define __libc_dlopen(x) dlopen(x, (RTLD_LOCAL | RTLD_LAZY)) +#define __libc_dlsym dlsym +#define __libc_dlclose dlclose static void (*libgcc_s_resume) (struct _Unwind_Exception *exc); static _Unwind_Reason_Code (*libgcc_s_personality) @@ -42,7 +45,7 @@ init (void) || (sjlj_unregister = __libc_dlsym (handle, "_Unwind_SjLj_Unregister")) == NULL || (resume = __libc_dlsym (handle, "_Unwind_SjLj_Resume")) == NULL || (personality = __libc_dlsym (handle, "__gcc_personality_sj0")) == NULL) - __libc_fatal ("libgcc_s.so.1 must be installed for pthread_cancel to work\n"); + fprintf(stderr, "libgcc_s.so.1 must be installed for pthread_cancel to work\n"); libgcc_s_resume = resume; libgcc_s_personality = personality; diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/internaltypes.h b/libpthread/nptl/sysdeps/unix/sysv/linux/internaltypes.h index add20b6f7..3466c7fe5 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/internaltypes.h +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/internaltypes.h @@ -21,7 +21,7 @@ #define _INTERNALTYPES_H 1 #include <stdint.h> - +#include <sched.h> struct pthread_attr { diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/not-cancel.h b/libpthread/nptl/sysdeps/unix/sysv/linux/not-cancel.h index 9418417b4..80d33be29 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/not-cancel.h +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/not-cancel.h @@ -1,5 +1,5 @@ /* Uncancelable versions of cancelable interfaces. Linux version. - Copyright (C) 2003 Free Software Foundation, Inc. + Copyright (C) 2003, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. @@ -18,6 +18,7 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ +#include <sys/types.h> #include <sysdep.h> /* Uncancelable open. */ @@ -26,6 +27,28 @@ #define open_not_cancel_2(name, flags) \ INLINE_SYSCALL (open, 2, (const char *) (name), (flags)) +/* Uncancelable openat. */ +#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt +extern int __openat_nocancel (int fd, const char *fname, int oflag, + mode_t mode) attribute_hidden; +extern int __openat64_nocancel (int fd, const char *fname, int oflag, + mode_t mode) attribute_hidden; +#else +# define __openat_nocancel(fd, fname, oflag, mode) \ + openat (fd, fname, oflag, mode) +# define __openat64_nocancel(fd, fname, oflag, mode) \ + openat64 (fd, fname, oflag, mode) +#endif + +#define openat_not_cancel(fd, fname, oflag, mode) \ + __openat_nocancel (fd, fname, oflag, mode) +#define openat_not_cancel_3(fd, fname, oflag) \ + __openat_nocancel (fd, fname, oflag, 0) +#define openat64_not_cancel(fd, fname, oflag, mode) \ + __openat64_nocancel (fd, fname, oflag, mode) +#define openat64_not_cancel_3(fd, fname, oflag) \ + __openat64_nocancel (fd, fname, oflag, 0) + /* Uncancelable close. */ #define close_not_cancel(fd) \ INLINE_SYSCALL (close, 1, fd) @@ -58,3 +81,25 @@ # define waitpid_not_cancel(pid, stat_loc, options) \ INLINE_SYSCALL (wait4, 4, pid, stat_loc, options, NULL) #endif + +/* Uncancelable pause. */ +#ifdef __NR_pause +# define pause_not_cancel() \ + INLINE_SYSCALL (pause, 0) +#else +# define pause_not_cancel() \ + __pause_nocancel () +#endif + +/* Uncancelable nanosleep. */ +#ifdef __NR_nanosleep +# define nanosleep_not_cancel(requested_time, remaining) \ + INLINE_SYSCALL (nanosleep, 2, requested_time, remaining) +#else +# define nanosleep_not_cancel(requested_time, remaining) \ + __nanosleep_nocancel (requested_time, remaining) +#endif + +/* Uncancelable sigsuspend. */ +#define sigsuspend_not_cancel(set) \ + __sigsuspend_nocancel (set) diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sem_post.c b/libpthread/nptl/sysdeps/unix/sysv/linux/sem_post.c index 7ed0df89a..edb97c4ba 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sem_post.c +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sem_post.c @@ -23,6 +23,7 @@ #include <lowlevellock.h> #include <internaltypes.h> #include <semaphore.h> +#include <tls.h> int __new_sem_post (sem_t *sem) |