mirror of
https://github.com/freebsd/freebsd-src
synced 2024-10-05 08:00:30 +00:00
Use macro STATIC_LIB_REQUIRE to declare a symbol should be linked into
static binary.
This commit is contained in:
David Xu
parent
174cda8010
commit
9572a73405
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=154160
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@ -33,36 +33,22 @@
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* $FreeBSD$
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*/
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/* Allocate space for global thread variables here: */
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#define GLOBAL_PTHREAD_PRIVATE
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#include "namespace.h"
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#include <sys/param.h>
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#include <sys/types.h>
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#include <sys/signalvar.h>
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#include <machine/reg.h>
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#include <sys/ioctl.h>
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#include <sys/mount.h>
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#include <sys/uio.h>
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#include <sys/socket.h>
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#include <sys/event.h>
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#include <sys/stat.h>
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#include <sys/sysctl.h>
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#include <sys/time.h>
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#include <sys/ttycom.h>
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#include <sys/wait.h>
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#include <sys/mman.h>
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#include <dirent.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <paths.h>
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#include <pthread.h>
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#include <pthread_np.h>
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#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <unistd.h>
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#include "un-namespace.h"
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@ -133,62 +119,59 @@ static void init_main_thread(struct pthread *thread);
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* All weak references used within libc should be in this table.
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* This is so that static libraries will work.
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*/
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static void *references[] = {
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&_accept,
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&_bind,
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&_close,
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&_connect,
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&_dup,
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&_dup2,
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&_execve,
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&_fcntl,
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&_flock,
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&_flockfile,
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&_fstat,
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&_fstatfs,
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&_fsync,
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&_funlockfile,
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&_getdirentries,
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&_getlogin,
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&_getpeername,
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&_getsockname,
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&_getsockopt,
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&_ioctl,
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&_kevent,
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&_listen,
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&_nanosleep,
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&_open,
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&_pthread_getspecific,
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&_pthread_key_create,
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&_pthread_key_delete,
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&_pthread_mutex_destroy,
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&_pthread_mutex_init,
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&_pthread_mutex_lock,
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&_pthread_mutex_trylock,
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&_pthread_mutex_unlock,
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&_pthread_mutexattr_init,
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&_pthread_mutexattr_destroy,
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&_pthread_mutexattr_settype,
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&_pthread_once,
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&_pthread_setspecific,
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&_read,
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&_readv,
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&_recvfrom,
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&_recvmsg,
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&_select,
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&_sendmsg,
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&_sendto,
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&_setsockopt,
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&_sigaction,
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&_sigprocmask,
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&_sigsuspend,
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&_socket,
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&_socketpair,
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&_thread_init_hack,
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&_wait4,
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&_write,
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&_writev
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};
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STATIC_LIB_REQUIRE(_accept);
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STATIC_LIB_REQUIRE(_bind);
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STATIC_LIB_REQUIRE(_close);
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STATIC_LIB_REQUIRE(_connect);
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STATIC_LIB_REQUIRE(_dup);
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STATIC_LIB_REQUIRE(_dup2);
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STATIC_LIB_REQUIRE(_execve);
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STATIC_LIB_REQUIRE(_fcntl);
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STATIC_LIB_REQUIRE(_flock);
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STATIC_LIB_REQUIRE(_flockfile);
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STATIC_LIB_REQUIRE(_fstat);
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STATIC_LIB_REQUIRE(_fstatfs);
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STATIC_LIB_REQUIRE(_fsync);
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STATIC_LIB_REQUIRE(_getdirentries);
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STATIC_LIB_REQUIRE(_getlogin);
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STATIC_LIB_REQUIRE(_getpeername);
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STATIC_LIB_REQUIRE(_getsockname);
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STATIC_LIB_REQUIRE(_getsockopt);
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STATIC_LIB_REQUIRE(_ioctl);
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STATIC_LIB_REQUIRE(_kevent);
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STATIC_LIB_REQUIRE(_listen);
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STATIC_LIB_REQUIRE(_nanosleep);
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STATIC_LIB_REQUIRE(_open);
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STATIC_LIB_REQUIRE(_pthread_getspecific);
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STATIC_LIB_REQUIRE(_pthread_key_create);
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STATIC_LIB_REQUIRE(_pthread_key_delete);
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STATIC_LIB_REQUIRE(_pthread_mutex_destroy);
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STATIC_LIB_REQUIRE(_pthread_mutex_init);
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STATIC_LIB_REQUIRE(_pthread_mutex_lock);
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STATIC_LIB_REQUIRE(_pthread_mutex_trylock);
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STATIC_LIB_REQUIRE(_pthread_mutex_unlock);
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STATIC_LIB_REQUIRE(_pthread_mutexattr_init);
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STATIC_LIB_REQUIRE(_pthread_mutexattr_destroy);
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STATIC_LIB_REQUIRE(_pthread_mutexattr_settype);
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STATIC_LIB_REQUIRE(_pthread_once);
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STATIC_LIB_REQUIRE(_pthread_setspecific);
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STATIC_LIB_REQUIRE(_read);
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STATIC_LIB_REQUIRE(_readv);
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STATIC_LIB_REQUIRE(_recvfrom);
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STATIC_LIB_REQUIRE(_recvmsg);
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STATIC_LIB_REQUIRE(_select);
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STATIC_LIB_REQUIRE(_sendmsg);
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STATIC_LIB_REQUIRE(_sendto);
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STATIC_LIB_REQUIRE(_setsockopt);
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STATIC_LIB_REQUIRE(_sigaction);
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STATIC_LIB_REQUIRE(_sigprocmask);
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STATIC_LIB_REQUIRE(_sigsuspend);
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STATIC_LIB_REQUIRE(_socket);
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STATIC_LIB_REQUIRE(_socketpair);
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STATIC_LIB_REQUIRE(_thread_init_hack);
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STATIC_LIB_REQUIRE(_wait4);
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STATIC_LIB_REQUIRE(_write);
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STATIC_LIB_REQUIRE(_writev);
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/*
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* These are needed when linking statically. All references within
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@ -196,19 +179,20 @@ static void *references[] = {
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* if they are not (strongly) referenced by the application or other
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* libraries, then the actual functions will not be loaded.
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*/
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static void *libgcc_references[] = {
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&_pthread_once,
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&_pthread_key_create,
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&_pthread_key_delete,
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&_pthread_getspecific,
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&_pthread_setspecific,
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&_pthread_mutex_init,
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&_pthread_mutex_destroy,
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&_pthread_mutex_lock,
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&_pthread_mutex_trylock,
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&_pthread_mutex_unlock,
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&_pthread_create
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};
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STATIC_LIB_REQUIRE(_pthread_once);
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STATIC_LIB_REQUIRE(_pthread_key_create);
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STATIC_LIB_REQUIRE(_pthread_key_delete);
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STATIC_LIB_REQUIRE(_pthread_getspecific);
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STATIC_LIB_REQUIRE(_pthread_setspecific);
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STATIC_LIB_REQUIRE(_pthread_mutex_init);
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STATIC_LIB_REQUIRE(_pthread_mutex_destroy);
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STATIC_LIB_REQUIRE(_pthread_mutex_lock);
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STATIC_LIB_REQUIRE(_pthread_mutex_trylock);
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STATIC_LIB_REQUIRE(_pthread_mutex_unlock);
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STATIC_LIB_REQUIRE(_pthread_create);
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/* Pull in all symbols required by libthread_db */
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STATIC_LIB_REQUIRE(_thread_state_running);
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#define DUAL_ENTRY(entry) \
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(pthread_func_t)entry, (pthread_func_t)entry
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@ -247,7 +231,6 @@ static pthread_func_t jmp_table[][2] = {
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{DUAL_ENTRY(_pthread_sigmask)} /* PJT_SIGMASK */
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};
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extern int _thread_state_running;
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static int init_once = 0;
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/*
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@ -293,16 +276,6 @@ _libpthread_init(struct pthread *curthread)
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/* Only initialize the threaded application once. */
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return;
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/*
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* Make gcc quiescent about {,libgcc_}references not being
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* referenced:
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*/
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if ((references[0] == NULL) || (libgcc_references[0] == NULL))
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PANIC("Failed loading mandatory references in _thread_init");
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/* Pull debug symbols in for static binary */
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_thread_state_running = PS_RUNNING;
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/*
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* Check the size of the jump table to make sure it is preset
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* with the correct number of entries.
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@ -83,6 +83,12 @@ typedef TAILQ_HEAD(atfork_head, pthread_atfork) atfork_head;
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#define THR_ASSERT(cond, msg)
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#endif
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#ifdef PIC
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# define STATIC_LIB_REQUIRE(name)
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#else
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# define STATIC_LIB_REQUIRE(name) __asm (".globl " #name)
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#endif
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#define TIMESPEC_ADD(dst, src, val) \
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do { \
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(dst)->tv_sec = (src)->tv_sec + (val)->tv_sec; \
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