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Update. 

* pthread.c: Remove special treatement for interrupt handlers on x86.
This commit is contained in:
Ulrich Drepper 2000-04-25 04:33:05 +00:00
parent 9bf4d6404e
commit e19ae111e9
2 changed files with 1 additions and 31 deletions
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1
linuxthreads/ChangeLog
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@ -1,5 +1,6 @@
2000-04-24 Ulrich Drepper <drepper@redhat.com>
* pthread.c: Remove special treatement for interrupt handlers on x86.
* manager.c (pthread_free): Use FREE_THREAD not FREE_THREAD_SELF.
* sysdeps/i386/useldt.h: Use "q" constraint instead of "r" where
necessary.

31
linuxthreads/pthread.c
View File

@ -21,9 +21,6 @@
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#ifdef __i386__
# include <ucontext.h>
#endif
#include <sys/wait.h>
#include <sys/resource.h>
#include <shlib-compat.h>
@ -195,10 +192,6 @@ extern int _h_errno;
static void pthread_exit_process(int retcode, void *arg);
static void pthread_handle_sigcancel(int sig);
static void pthread_handle_sigrestart(int sig);
#ifdef __i386__
static void pthread_handle_sigrestart_nonrt(int sig, struct sigcontext ctx);
static void pthread_handle_sigcancel_nonrt(int sig, struct sigcontext ctx);
#endif
static void pthread_handle_sigdebug(int sig);
/* Signal numbers used for the communication.
@ -362,19 +355,11 @@ static void pthread_initialize(void)
/* Setup signal handlers for the initial thread.
Since signal handlers are shared between threads, these settings
will be inherited by all other threads. */
#ifndef __i386__
sa.sa_handler = pthread_handle_sigrestart;
#else
sa.sa_handler = (__sighandler_t) pthread_handle_sigrestart_nonrt;
#endif
sigemptyset(&sa.sa_mask);
sa.sa_flags = 0;
__sigaction(__pthread_sig_restart, &sa, NULL);
#ifndef __i386__
sa.sa_handler = pthread_handle_sigcancel;
#else
sa.sa_handler = (__sighandler_t) pthread_handle_sigcancel_nonrt;
#endif
sa.sa_flags = 0;
__sigaction(__pthread_sig_cancel, &sa, NULL);
if (__pthread_sig_debug > 0) {
@ -660,14 +645,6 @@ static void pthread_handle_sigrestart(int sig)
siglongjmp(*THREAD_GETMEM(self, p_signal_jmp), 1);
}
#ifdef __i386__
static void pthread_handle_sigrestart_nonrt(int sig, struct sigcontext ctx)
{
asm volatile ("movw %w0,%%gs" : : "r" (ctx.gs));
pthread_handle_sigrestart(sig);
}
#endif
/* The handler for the CANCEL signal checks for cancellation
(in asynchronous mode), for process-wide exit and exec requests.
For the thread manager thread, redirect the signal to
@ -702,14 +679,6 @@ static void pthread_handle_sigcancel(int sig)
}
}
#ifdef __i386__
static void pthread_handle_sigcancel_nonrt(int sig, struct sigcontext ctx)
{
asm volatile ("movw %w0,%%gs" : : "r" (ctx.gs));
pthread_handle_sigcancel(sig);
}
#endif
/* Handler for the DEBUG signal.
The debugging strategy is as follows:
On reception of a REQ_DEBUG request (sent by new threads created to