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1997-12-01 17:27 Ulrich Drepper <drepper@cygnus.com> * Makefile (subdirs): Add iconvdata and localedata. * iconv/gconv.h: Define UNKNOWN_10646_CHAR as error value. * iconv/gconv_conf.c (read_conf_file): Little optimization. * iconvdata/8bit-gap.c: New file. * iconvdata/8bit-generic.c: Renamed from ... * iconvdata/iso8859-generic.c: ...this. * iconvdata/configure: Removed. * iconvdata/Makefile: Add new modules and better rules. * iconvdata/iso6937.c: Minor bug fixes. * iconvdata/iso8859-1.c: Likewise. * iconvdata/t61.c: Likewise. * iconvdata/iso8859-2.c: Change to use 8bit-generic.c. Minor bug fixes. * iconvdata/iso8859-3.c: Likewise. * iconvdata/iso8859-4.c: Likewise. * iconvdata/iso8859-5.c: Likewise. * iconvdata/iso8859-6.c: Likewise. * iconvdata/iso8859-7.c: Likewise. * iconvdata/iso8859-8.c: Likewise. * iconvdata/iso8859-9.c: Likewise. * iconvdata/iso8859-10.c: Likewise. * iconvdata/ebcdic-at-de-a.c: New file. * iconvdata/ebcdic-at-de.c: New file. * iconvdata/ebcdic-ca-fr.c: New file. * iconvdata/hp-roman8.c: New file. * iconvdata/koi-8.c: New file. * iconvdata/koi8-r.c: New file. * iconvdata/koi8-h.c: New file. * iconvdata/latin-greek-1.c: New file. * iconvdata/latin-greek-1.h: New file. * iconvdata/latin-greek.c: New file. * iconvdata/latin-greek.h: New file. * iconvdata/jis0201.c: New file. * iconvdata/jis0201.h: New file. * iconvdata/jis0208.c: New file. * iconvdata/jis0208.h: New file. * iconvdata/jis0212.c: New file. * iconvdata/jis0212.h: New file. * iconvdata/sjis.c: New file. * iconvdata/gap.pl: New file. Script to generate table header. * iconvdata/gaptab.pl: New file. * iconvdata/gconv-modules: Add info about new modules. * locale/programs/charmap.c: Also examine alias names given in charmap files. * localedata/*: Add to here from add-on. We need the information to generate tables for iconv. Update from db-2.3.14. * db2/Makefile: Updated. * db2/config.h: Likewise. * db2/db.h: Likewise. * db2/db_int.h: Likewise. * db2/btree/bt_cursor.c: Likewise. * db2/btree/bt_delete.c: Likewise. * db2/btree/bt_put.c: Likewise. * db2/btree/bt_search.c: Likewise. * db2/btree/bt_split.c: Likewise. * db2/btree/btree_auto.c: Likewise. * db2/common/db_appinit.c: Likewise. * db2/common/db_apprec.c: Likewise. * db2/common/db_err.c: Likewise. * db2/common/db_region.c: Likewise. * db2/db/db_auto.c: Likewise. * db2/db/db_dispatch.c: Likewise. * db2/db/db_ret.c: Likewise. * db2/dbm/dbm.c: Likewise. * db2/hash/hash_auto.c: Likewise. * db2/include/btree_ext.h: Likewise. * db2/include/common_ext.h: Likewise. * db2/include/db.h.src: Likewise. * db2/include/db_cxx.h: Likewise. * db2/include/db_ext.h: Likewise. * db2/include/db_int.h.src: Likewise. * db2/include/lock.h: Likewise. * db2/include/log.h: Likewise. * db2/include/mp.h: Likewise. * db2/include/mp_ext.h: Likewise. * db2/include/os_ext.h: Likewise. * db2/include/os_func.h: Likewise. * db2/lock/lock.c: Likewise. * db2/lock/lock_deadlock.c: Likewise. * db2/log/log.c: Likewise. * db2/log/log_archive.c: Likewise. * db2/log/log_auto.c: Likewise. * db2/log/log_get.c: Likewise. * db2/log/log_put.c: Likewise. * db2/mp/mp_bh.c: Likewise. * db2/mp/mp_fget.c: Likewise. * db2/mp/mp_fopen.c: Likewise. * db2/mp/mp_fput.c: Likewise. * db2/mp/mp_fset.c: Likewise. * db2/mp/mp_open.c: Likewise. * db2/mp/mp_pr.c: Likewise. * db2/mp/mp_region.c: Likewise. * db2/mp/mp_sync.c: Likewise. * db2/mutex/README: Likewise. * db2/mutex/mutex.c: Likewise. * db2/os/os_open.c: Likewise. * db2/os/os_func.c: Removed. * db2/os/os_config.c: New file. * db2/os/os_spin.c: New file. * db2/txn/txn.c: Likewise. * db2/txn/txn_auto.c: Likewise. 1997-11-30 06:01 Ulrich Drepper <drepper@cygnus.com> * posix/sys/wait.h (__WAIT_INT): Don't use complex version with __typeof for C++ since this fails for class members. Reported by Neal Becker <neal@ctd.comsat.com>. 1997-11-28 11:21 Zack Weinberg <zack@rabi.phys.columbia.edu> * configure.in: Check for a working makeinfo (3.11 or better). * config.make.in: Add MAKEINFO to be substituted. * manual/Makefile: Don't update info if makeinfo is too old. 1997-11-30 05:21 Ulrich Drepper <drepper@cygnus.com> * sysdeps/alpha/setjmp.S: Define _ASM and _SETJMP_H to get definitions. * sysdeps/alpha/__longjmp.S: Likewise. * sysdeps/unix/sysv/linux/alpha/kernel_termios.h: Include <termios.h> not <bits/termios.h>. * sysdeps/unix/sysv/linux/alpha/syscalls.list: Define syscall as __llseek and make llseek and lseek64 weak aliases. * sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list: Likewise. Patches by a sun <asun@zoology.washington.edu>. 1997-11-29 19:19 Zack Weinberg <zack@rabi.phys.columbia.edu> * misc/sys/syslog.h: Delete KERNEL preprocessor conditional. * sysdeps/unix/sysv/linux/powerpc/bits/termios.h: Likewise. * sysdeps/unix/sysv/linux/sparc/bits/termios.h: Likewise. * misc/sys/syslog.h: Clean up BSD header. 1997-11-29 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/unix/sysv/linux/bits/in.h: Add changes from Linux 2.1.67. * sysdeps/libm-ieee754/s_ctan.c (__ctan): Raise invalid exception for ctan(+-inf,x). * sysdeps/libm-ieee754/s_ctanl.c (__ctanl): Likewise. * sysdeps/libm-ieee754/s_ctanf.c (__ctanf): Likewise. * math/libm-test.c (csqrt_test): Add tests for cabs, carg, ctan, csqrt (-1), ctanh(i*pi/4). 1997-11-26 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/generic/bits/confname.h: Fix comma in enumerator. 1997-11-28 13:28 Philip Blundell <Philip.Blundell@pobox.com> * sysdeps/unix/sysv/linux/net/if_arp.h: Add more ARPHRD_ constants. 1997-11-26 Andreas Jaeger <aj@arthur.rhein-neckar.de> * wcsmbs/wcrtomb.c (__wcrtomb): Remove unused variable fake. 1997-11-26 21:28 Ulrich Drepper <drepper@cygnus.com> * sysdeps/posix/getcwd.c (GETCWD_STORYGE_CLASS): Remove definition and use. Define GETCWD_RETURN_TYPE instead and use it. * sysdeps/unix/sysv/linux/getcwd.c: Define GETCWD_RETURN_TYPE instead of GETCWD_STORYGE_CLASS and put the return type and the `internal_function' in the right order for gcc 2.7.2. 1997-11-26 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/unix/sysv/linux/sys/module.h: Remove file. It's incompatible with Linux 2.1.x. Packages using modules (e.g. modutils) should/do provide their own version. Suggested by Richard Henderson. * sysdeps/unix/sysv/linux/Dist: Remove sys/module.h. * sysdeps/unix/sysv/linux/Makefile (sysdep_headers) [$(subdir)=socket]: Remove sys/module.h. * libio/stdio.h: Correct comment of sys_nerr/sys_errlist.
172 lines
4.7 KiB
C
172 lines
4.7 KiB
C
/*-
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* See the file LICENSE for redistribution information.
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*
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* Copyright (c) 1996, 1997
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* Sleepycat Software. All rights reserved.
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*
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* @(#)log.h 10.16 (Sleepycat) 11/9/97
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*/
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#ifndef _LOG_H_
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#define _LOG_H_
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struct __fname; typedef struct __fname FNAME;
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struct __hdr; typedef struct __hdr HDR;
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struct __log; typedef struct __log LOG;
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struct __log_persist; typedef struct __log_persist LOGP;
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#define MEGABYTE (1024 * 1024)
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#define MAXLFNAME 99999 /* Maximum log file name. */
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#define LFNAME "log.%05d" /* Log file name template. */
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/* Default log name. */
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#define DB_DEFAULT_LOG_FILE "__db_log.share"
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#define DEFAULT_MAX (10 * 1048576) /* 10 Mb. */
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/* Macros to lock/unlock the region and threads. */
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#define LOCK_LOGTHREAD(dblp) \
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if (F_ISSET(dblp, DB_AM_THREAD)) \
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(void)__db_mutex_lock((dblp)->mutexp, -1)
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#define UNLOCK_LOGTHREAD(dblp) \
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if (F_ISSET(dblp, DB_AM_THREAD)) \
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(void)__db_mutex_unlock((dblp)->mutexp, -1);
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#define LOCK_LOGREGION(dblp) \
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(void)__db_mutex_lock(&((RLAYOUT *)(dblp)->lp)->lock, (dblp)->fd)
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#define UNLOCK_LOGREGION(dblp) \
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(void)__db_mutex_unlock(&((RLAYOUT *)(dblp)->lp)->lock, (dblp)->fd)
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/*
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* The per-process table that maps log file-id's to DB structures.
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*/
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typedef struct __db_entry {
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DB *dbp; /* Associated DB structure. */
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int refcount; /* Reference counted. */
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int deleted; /* File was not found during open. */
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} DB_ENTRY;
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/*
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* DB_LOG
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* Per-process log structure.
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*/
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struct __db_log {
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/* These fields need to be protected for multi-threaded support. */
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db_mutex_t *mutexp; /* Mutex for thread protection. */
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DB_ENTRY *dbentry; /* Recovery file-id mapping. */
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#define DB_GROW_SIZE 64
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u_int32_t dbentry_cnt; /* Entries. Grows by DB_GROW_SIZE. */
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/*
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* These fields are always accessed while the region lock is held, so they do
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* not have to be protected by the thread lock as well OR, they are only used
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* when threads are not being used, i.e. most cursor operations are disallowed
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* on threaded logs.
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*/
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u_int32_t lfname; /* Log file "name". */
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int lfd; /* Log file descriptor. */
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DB_LSN c_lsn; /* Cursor: current LSN. */
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DBT c_dbt; /* Cursor: return DBT structure. */
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int c_fd; /* Cursor: file descriptor. */
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u_int32_t c_off; /* Cursor: previous record offset. */
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u_int32_t c_len; /* Cursor: current record length. */
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/* These fields are not protected. */
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LOG *lp; /* Address of the shared LOG. */
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DB_ENV *dbenv; /* Reference to error information. */
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void *maddr; /* Address of mmap'd region. */
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void *addr; /* Address of shalloc() region. */
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int fd; /* Region file descriptor. */
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char *dir; /* Directory argument. */
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u_int32_t flags; /* Support the DB_AM_XXX flags. */
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};
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/*
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* HDR --
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* Log record header.
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*/
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struct __hdr {
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u_int32_t prev; /* Previous offset. */
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u_int32_t cksum; /* Current checksum. */
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u_int32_t len; /* Current length. */
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};
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struct __log_persist {
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u_int32_t magic; /* DB_LOGMAGIC */
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u_int32_t version; /* DB_LOGVERSION */
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u_int32_t lg_max; /* Maximum file size. */
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int mode; /* Log file mode. */
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};
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/*
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* LOG --
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* Shared log region. One of these is allocated in shared memory,
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* and describes the log.
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*/
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struct __log {
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RLAYOUT rlayout; /* General region information. */
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LOGP persist; /* Persistent information. */
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SH_TAILQ_HEAD(__fq) fq; /* List of file names. */
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/*
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* The lsn LSN is the file offset that we're about to write and which
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* we will return to the user.
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*/
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DB_LSN lsn; /* LSN at current file offset. */
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/*
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* The s_lsn LSN is the last LSN that we know is on disk, not just
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* written, by synced.
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*/
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DB_LSN s_lsn; /* LSN of the last sync. */
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u_int32_t len; /* Length of the last record. */
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u_int32_t w_off; /* Current write offset in the file. */
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DB_LSN c_lsn; /* LSN of the last checkpoint. */
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time_t chkpt; /* Time of the last checkpoint. */
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DB_LOG_STAT stat; /* Log statistics. */
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/*
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* The f_lsn LSN is the LSN (returned to the user) that "owns" the
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* first byte of the buffer. If the record associated with the LSN
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* spans buffers, it may not reflect the physical file location of
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* the first byte of the buffer.
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*/
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DB_LSN f_lsn; /* LSN of first byte in the buffer. */
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size_t b_off; /* Current offset in the buffer. */
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u_int8_t buf[4 * 1024]; /* Log buffer. */
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};
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/*
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* FNAME --
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* File name and id.
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*/
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struct __fname {
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SH_TAILQ_ENTRY q; /* File name queue. */
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u_int16_t ref; /* Reference count. */
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u_int32_t id; /* Logging file id. */
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DBTYPE s_type; /* Saved DB type. */
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u_int32_t fileid_off; /* Unique file id offset. */
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size_t name_off; /* Name offset. */
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};
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#include "log_auto.h"
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#include "log_ext.h"
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#endif /* _LOG_H_ */
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