diff options
Diffstat (limited to 'mit-pthreads/Whats_New')
| -rw-r--r-- | mit-pthreads/Whats_New | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/mit-pthreads/Whats_New b/mit-pthreads/Whats_New new file mode 100644 index 00000000000..556d9f63268 --- /dev/null +++ b/mit-pthreads/Whats_New @@ -0,0 +1,198 @@ +For patches made to this release, check the file Changes-mysql + +For the 96/11/11 release version 1_60_beta6 + + Ports + Alpha running NetBSD-1.1 by Chris G Demetriou <cgd+@cs.cmu.edu> + i386 running BSDi-2.1 by David J MacKenzie <djm@va.pubnix.com> + + Bug Fixes + Test for struct timespec under linux and DTRT. + include/unistd.h : #define SEEK_SET, SEEK_CUR, and SEEK_END. + Bug reported by Stephen Tether <tether@MITLNS.MIT.EDU> + stdlib/system.c : Uses the POSIX signal systemcalls. + Bug reported by Matthew Newhook <matthew@thor.udc.neweast.ca>. + net/gethostbyname.c: #include <string.h> and fix dereference problem. + Bug reported by Chris G Demetriou <cgd+@cs.cmu.edu> + pthreads/fd.c: Fix bug in close() reported by + Bug reported by "William S. Lear" <rael@dejanews.com> + tests/p_bench_pthread_create.c : Only try and create 10000 threads. + include/pthread/sleep.h : No need to prototype machdep_gettimeofday() + since it is declared here. + Bug reported by Stewart Gebbie <stewart@global.co.za> + stdio/fwrite.c: Fixed bug where if total bytes written = 0 then a divid + by 0 occurs. Thanks to CTLarsen@lbl.gov for finding is and to + Jin Guojun <jin@george.lbl.gov> for submitting a patch for it. + stdio/refill.c (__swalk_lflush()): Second pass of flush should call + flockfile() not ftrylockfile(). Just like in __swalk_sflush() + net/res_internal.c (_res_parse_answer()): It looks like if + iquery is true and type == T_PTR then the result->h_name + will be over written because the bp isn't incrementd + appropriately. Thanks to David Halls <David.Halls@cl.cam.ac.uk> + for finding it. + net/serv_internal.c (_serv_buf()) : Allocate more than four bytes + of buffer space. Reported by drh@@tobit.vnet.net. + pthreads/fd_kern.c: Make sure exception fds are included in + machdep_sys_select() for support of select(). Thanks to + Larry V. Streepy, Jr. <streepy@healthcare.com> for the patches. + pthreads/fd_kern.c: Fix more I/O routines to report NOTOK on error + instead of the old -error number. Hopefully this is the last of + them. Thanks to Larry V. Streepy, Jr. <streepy@healthcare.com> for + the patches. + machdep/engine-i386-linux-1.0.c: Remove unneeded machdep_sys_readv() + and machdep_sys_writev() routines. Reported by + pthreads/process.c : Fix execl() and execle() to work on sparc systems. + pthreads/fd_sysv.c : Fix accept() to work under Solaris 2.4 + + +For the 96/03/09 release version 1_60_beta5 + + Ports + Sparc running NetBSD-1.1 + + Additions + New reentrant netdb similar to Solaris API (ghudson) + + Bug Fixes + Make default signal handlers work. + Deadlock scheduling bug reported by Cathy Abbott <cabbot@cs.utk.edu> + See pthreads-bugs transaction 31 + pthread/queue.c (pthread_queue_remove()): Don't set thread->queue and + thread->next to NULL unless the thread is removed from the queue. + pthreads/fd.c (setsockopt(), getsockopt(), getsockname(), + getpeername()) : Call fd_lock() with appropriate paramaters. + pthreads/fd_kern.c (sendmsg_timedwait()): Call fd_unlock() with + FD_WRITE instead of FD_READ paramater. + machdep/*/timers.h net/res_send.c, pthreads/cond.c, pthreads/select.c + pthreads/sleep.c, tests/test_pthread_cond_timedwait.c: + Change timespec to be POSIX compliant. + include/unistd.h : Change u_int to unsigned [int] in prototypes. + pthreads/fd.c : Use FD_SETSIZE instead of 1024 for a limit on fds. + + +For the 95/09/xx release version 1_60_beta4 + + Ports + SGI running IRIX-5.3 + + Additions + Added pthread_sigprocmask(). + Added CV attributes + + strtok() and strtok_r() (Greg Hudson) + getsockname() (Sean Levy) + + Bug Fixes + stdio/fwalk.c, stdio/refill.c : Use flockfile() instead of + ftrylockfile()/pthread_yield(), for traversing FILE list. + pthreads/sig.c : Remove enum pthread_sig_flags and just use the vector. + Added pthread_sigprocmask(). + pthreads/signal.c : Protect calls to pthread_sig_process(). + configure : Create the obj directory. + tests/test_preemption_float.c : Rewritten to actually work. + machdep/engine-i386-linux-1.0.c : Added __strtol_internal() + tests/test_stdio_1.c : Don't use base_name or dir_name as variables. + gen/getcwd.c : fstat => machdep_sys_fstat, since kernel fd's are + used in the DIR data structure + gen/isatty.c : Fixed call to fd_lock() to pass the right # args. + pthreads/pthread_init.c : Fixed uninitialized members of + pthread_initial. + + + +For the 95/06/xx release version 1_60_beta3 + + Additions + Add exec variants execl, execlp, execv, execvp (Ken Raeburn) + pthreads/fd_sysv.c : Added routines setsockopt() and getsockname(). + Added include/endian.h : For machine dependent endian junk. (YUCK) + Added socketpair() + Added ttyname_r() + + Bug Fixes + config/Makefile.in : Need $$ to reference shell variables in make. + config/configure, config/configure.in : Redo freebsd2.* machine. + machdep/sunos-4.1.3/__stdlib.h : typedef pthread_size_t size_t + pthreads/fd.c : Fix bug with fd_free(), dup(), dup2(), and close() + where a fd gets lost after a dup() then close(). + pthreads/fd_kern.c : The fd_table[fd]->flags of the fd that accept() + returns should be the same as those of the fd passed to accept(). + stdio/fclose.c : Don't call funlockfile(fp) after fp->_file has been + closed. + pthreads/select.c : Move pthread_sched_prevent() inside the statement. + if (machdep_sys_select(...) == OK) + pthreads/machdep/linux-1.0/cdefs.h : moved the include_next outside + of the ifdef so that it would eventually find the system cdefs.h + pthreads/signal.c : Check sig_to_process before and after fd_kern_wait() + . It is possible for sig_handler_fake() to registered one. + pthreads/signal.c : Unset pthread_run temporarily around the call to + sig_handler(0). places where this causes core dumps should check + pthread_run. + include/stdlib.h : Fix prototype for bsearch(). + machdep/syscall-i386-freebsd-2.0.S syscall-template-i386-freebsd2.0.S: + Fix macro expansion problems for FreeBSD-2.0 + machdep/engine-sparc-sunos-5.3.c : Fix machdep_sys_select() to return + machdep_sys_poll() errors and not the number of entries found. + gen/getcwd.c : Use strlen(dp->d_name) not dp->d_namlen because there + may be extra data associated with dp->d_namelen. + machdep/freebsd-2.0/__unistd.h: Change #define _POSIX_VDISABLE to 0xff + include/pthread.h : Added prototypes pthread_kill(), pthread_signal() + machdep/linux-1.0/__signal.h : Added #define __sigmask() and + #define sigmask, and fixed other SIG macros to use __sigmask. + machdep/linux-1.0/dirent.h : #include <sys/types.h> + machdep/linux-1.0/wait.h : Fix #define WIFSTOPPED(x) to use __WSTATUS(x) + machdep/syscall-i386-linux-1.0.S : Added elf support. (NOT TESTED) + pthreads/stat.c : Added to separate linux stat calls. + (SGI will need this too) + pthreads/signal.c : Whereever #ifdef (SA_RESETHAND) is used then + #ifdef (SA_RESTART) also + gen/isatty.c : isatty_basic() is called with the KFD not UFD. + machdep/sunos-4.1.3/__stdlib.h : #include <sys/stdtypes.h> + config/sun4os4.mk : Added pipe to SYSCALL_EXCEPTIONS + machdep/syscall-sparc-sunos-4.1.3.S : Add machdep_sys_pipe(). + include/stdio.h : Remove __getc() and __putc(), because they really + shouldn't be inlined. + machdep/sunos-4.1.3/stat.h : Added __BEGIN_DECLS and __END_DECLS. + machdep/alpha-osf1/cdefs.h, machdep/hpux-9.03/cdefs.h + machdep/linux-1.0/cdefs.h, machdep/sunos-4.1.3/cdefs.h + machdep/sunos-5.3/cdefs.h, machdep/ultrix-4.2/cdefs.h : + #define __INLINE static inline and don't #define + __CAN_DO_EXTERN_INLINE if __cplusplus and __GCC__ is defined. + pthreads/fd_sysv.c : Fix so that only systems without socket systemcalls + compile this file. + machdep/engine-i386-linux-1.0.c : Fix linux machdep_sys_getdirentries() + pthreads/gen : Nuke the signal-blocking code in pclose(). It doesn't do + any good in a threaded program; some other thread would just get + the signal. + + +For the 94/11/xx release version 1_60 + + Additions + Added recvfrom_timedwait(), and similar calls + Added thread safe time routines: ctime(), localtime(), ... + Added thread safe rand routines: rand(), random(), ... + Added priorities and releated routines: pthread_attr_getschedparam(), + Added signals and releated routines:pthread_kill(), sigwait(), ... + Added mutex attribues and releated routines: pthread_mutexattr_init(), . + Added abort + + Added counting (recursive) mutexes. + Added debugging mutexes. + Added some more tests + + Redid entire thread kernel because of priorities, and signals. + Test and set instructions no longer necessary for versions + that don't support kernel threads. + + More debugging by Greg Hudson along with the network lookup routines + An Alpha port from Ken Raeburn and Sean Levy + A solaris port from me. + select() implementations from Sean Levy and Peter Hofmann + configure from Ken Raeburn + pthread_init() no longer necessary for systems with G++ from Ken Raeburn + net code from Greg Hudson including: gethostbyname(), ... + + Bug fixes: + honor _POSIX_THREAD_DESTRUCTOR_ITERATIONS + pthread_key_destroy() is really pthread_key_delete() |