diff options
Diffstat (limited to 'libpthread/nptl/sysdeps')
15 files changed, 192 insertions, 52 deletions
diff --git a/libpthread/nptl/sysdeps/arm/tls.h b/libpthread/nptl/sysdeps/arm/tls.h index 29200a1d2..0ca597ac8 100644 --- a/libpthread/nptl/sysdeps/arm/tls.h +++ b/libpthread/nptl/sysdeps/arm/tls.h @@ -1,5 +1,5 @@ /* Definition for thread-local data handling. NPTL/ARM version. - Copyright (C) 2005 Free Software Foundation, Inc. + Copyright (C) 2005,2007 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -50,9 +50,6 @@ typedef union dtv /* Signal that TLS support is available. */ #define USE_TLS 1 -/* Like all other modern NPTL ports, ARM uses forced unwinding. */ -#define HAVE_FORCED_UNWIND - #ifndef __ASSEMBLER__ /* Get system call information. */ @@ -134,6 +131,29 @@ typedef struct is not available. */ #define TLS_INIT_TP_EXPENSIVE 1 +/* Get and set the global scope generation counter in struct pthread. */ +#define THREAD_GSCOPE_FLAG_UNUSED 0 +#define THREAD_GSCOPE_FLAG_USED 1 +#define THREAD_GSCOPE_FLAG_WAIT 2 +#define THREAD_GSCOPE_RESET_FLAG() \ + do \ + { int __res \ + = atomic_exchange_rel (&THREAD_SELF->header.gscope_flag, \ + THREAD_GSCOPE_FLAG_UNUSED); \ + if (__res == THREAD_GSCOPE_FLAG_WAIT) \ + lll_futex_wake (&THREAD_SELF->header.gscope_flag, 1, LLL_PRIVATE); \ + } \ + while (0) +#define THREAD_GSCOPE_SET_FLAG() \ + do \ + { \ + THREAD_SELF->header.gscope_flag = THREAD_GSCOPE_FLAG_USED; \ + atomic_write_barrier (); \ + } \ + while (0) +#define THREAD_GSCOPE_WAIT() \ + GL(dl_wait_lookup_done) () + #endif /* __ASSEMBLER__ */ #endif /* tls.h */ diff --git a/libpthread/nptl/sysdeps/pthread/Makefile.in b/libpthread/nptl/sysdeps/pthread/Makefile.in index 9497789ab..303b04f3f 100644 --- a/libpthread/nptl/sysdeps/pthread/Makefile.in +++ b/libpthread/nptl/sysdeps/pthread/Makefile.in @@ -63,7 +63,6 @@ endif CFLAGS-pt-common = -DNOT_IN_libc=1 $(SSP_ALL_CFLAGS) - CFLAGS-pthread_barrier_wait.c = -D_GNU_SOURCE $(CFLAGS-pt-common) \ -DIS_IN_libpthread=1 CFLAGS-pthread_cond_broadcast.c = $(CFLAGS-pt-common) -DIS_IN_libpthread=1 @@ -94,6 +93,7 @@ CFLAGS-librt-cancellation.c = -DIS_IN_librt=1 $(CFLAGS-pt-common) \ -fexceptions -fasynchronous-unwind-tables CFLAGS-rt-unwind-resume.c = -DIS_IN_librt=1 $(CFLAGS-pt-common) \ -fexceptions -fasynchronous-unwind-tables +CFLAGS-tpp.c = $(CFLAGS-pt-common) -DIS_IN_libpthread=1 #CFLAGS:=$(CFLAGS:-O1=-O2) diff --git a/libpthread/nptl/sysdeps/pthread/bits/libc-lock.h b/libpthread/nptl/sysdeps/pthread/bits/libc-lock.h index 70fe6762f..3268aa5f6 100644 --- a/libpthread/nptl/sysdeps/pthread/bits/libc-lock.h +++ b/libpthread/nptl/sysdeps/pthread/bits/libc-lock.h @@ -61,6 +61,10 @@ typedef struct __libc_rwlock_opaque__ __libc_rwlock_t; /* Type for key to thread-specific data. */ typedef pthread_key_t __libc_key_t; +# define __libc_freeres_fn_section \ + __attribute__ ((section ("__libc_freeres_fn"))) + + /* Define a lock variable NAME with storage class CLASS. The lock must be initialized with __libc_lock_init before it can be used (or define it with __libc_lock_define_initialized, below). Use `extern' for CLASS to @@ -545,7 +549,7 @@ weak_extern (__pthread_key_create) weak_extern (__pthread_setspecific) weak_extern (__pthread_getspecific) weak_extern (__pthread_once) -weak_extern (__pthread_initialize) +//weak_extern (__pthread_initialize) weak_extern (__pthread_atfork) #ifdef SHARED weak_extern (_pthread_cleanup_push_defer) @@ -571,7 +575,7 @@ weak_extern (pthread_setcancelstate) # pragma weak __pthread_setspecific # pragma weak __pthread_getspecific # pragma weak __pthread_once -# pragma weak __pthread_initialize +//# pragma weak __pthread_initialize # pragma weak __pthread_atfork # pragma weak _pthread_cleanup_push_defer # pragma weak _pthread_cleanup_pop_restore diff --git a/libpthread/nptl/sysdeps/pthread/tpp.c b/libpthread/nptl/sysdeps/pthread/tpp.c index 0325010b4..9adab791b 100644 --- a/libpthread/nptl/sysdeps/pthread/tpp.c +++ b/libpthread/nptl/sysdeps/pthread/tpp.c @@ -24,7 +24,7 @@ #include <pthreadP.h> #include <sched.h> #include <stdlib.h> - +#include "uClibc-glue.h" int __sched_fifo_min_prio = -1; int __sched_fifo_max_prio = -1; diff --git a/libpthread/nptl/sysdeps/pthread/uClibc-glue.h b/libpthread/nptl/sysdeps/pthread/uClibc-glue.h new file mode 100644 index 000000000..b957dedc9 --- /dev/null +++ b/libpthread/nptl/sysdeps/pthread/uClibc-glue.h @@ -0,0 +1,47 @@ +#ifndef _UCLIBC_GLUE_H +#define _UCLIBC_GLUE_H 1 + +#include <features.h> +#include <sys/cdefs.h> +#include <bits/uClibc_page.h> + +#ifdef IS_IN_libpthread +#include <bits/kernel-features.h> + +#ifndef __GLIBC_HAVE_LONG_LONG +# define __GLIBC_HAVE_LONG_LONG +#endif + +#define __getpagesize getpagesize +#define __sched_get_priority_max sched_get_priority_max +#define __sched_get_priority_min sched_get_priority_min +#define __sched_getscheduler sched_getscheduler +#define __sched_setscheduler sched_setscheduler +#define __sched_getparam sched_getparam +#define __getpid getpid +#define __gettimeofday gettimeofday +#define __poll poll +#define __sysctl sysctl +#define __open open +#define __read read +#define __close close +#define __on_exit on_exit +#define __libc_current_sigrtmin_private __libc_current_sigrtmin +#define __clone clone + +extern void *__libc_stack_end; +extern int __cxa_atexit (void (*func) (void *), void *arg, void *d); + +#endif /* IS_IN_libpthread */ + +#ifdef __UCLIBC_HAS_XLOCALE__ +# define __uselocale(x) uselocale(x) +#else +# define __uselocale(x) ((void)0) +#endif + +/* Use a funky version in a probably vein attempt at preventing gdb + * from dlopen()'ing glibc's libthread_db library... */ +#define VERSION __stringify(__UCLIBC_MAJOR__) "." __stringify(__UCLIBC_MINOR__) "." __stringify(__UCLIBC_SUBLEVEL__) + +#endif diff --git a/libpthread/nptl/sysdeps/pthread/unwind-forcedunwind.c b/libpthread/nptl/sysdeps/pthread/unwind-forcedunwind.c index e058604f3..273c8bb3f 100644 --- a/libpthread/nptl/sysdeps/pthread/unwind-forcedunwind.c +++ b/libpthread/nptl/sysdeps/pthread/unwind-forcedunwind.c @@ -24,6 +24,10 @@ #include <sysdep.h> #include <libgcc_s.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); static _Unwind_Reason_Code (*libgcc_s_personality) diff --git a/libpthread/nptl/sysdeps/pthread/unwind-resume.c b/libpthread/nptl/sysdeps/pthread/unwind-resume.c index 3ca2fd8fc..94da075d1 100644 --- a/libpthread/nptl/sysdeps/pthread/unwind-resume.c +++ b/libpthread/nptl/sysdeps/pthread/unwind-resume.c @@ -23,6 +23,10 @@ #include <unwind.h> #include <libgcc_s.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) (int, _Unwind_Action, _Unwind_Exception_Class, struct _Unwind_Exception *, 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) |