Documentation Fix
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212e3c4626
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7 changed files with 22 additions and 12 deletions
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@ -97,6 +97,7 @@ typedef struct Page_s Page_s;
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typedef struct Page_s Page;
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/**
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* @param xid The transaction that is pinning the page (used by page-level locking implementations.)
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* @param pageid ID of the page you want to load
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* @return fully formed Page type
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*/
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@ -41,7 +41,9 @@ terms specified in this license.
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---*/
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/**
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* @file Functions to manage the in-memory pool of free page buffers.
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* @file
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*
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* Functions to manage the in-memory pool of free page buffers.
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* $Id$
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*/
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@ -47,10 +47,10 @@ terms specified in this license.
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* http://sources.redhat.com/autobook/
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*
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* The idea behind this file is twofold. First, we want to keep as
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* much of the #ifdef portability nonsense in here as possible.
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* Second, we allow users to #include headers that in turn #include
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* much of the \#ifdef portability nonsense in here as possible.
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* Second, we allow users to \#include headers that in turn \#include
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* common.h. If they do so, then their code should continue to 'do
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* the right thing' and build, even though they do not #include the
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* the right thing' and build, even though they do not \#include the
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* config.h file that all of the LLADD stuff uses.
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*
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* @todo Need to make sure every .c file actually includes this thing, and
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@ -44,7 +44,7 @@ terms specified in this license.
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*
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* defines various constants
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*
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* @todo Sometime, LLADD's #includes need to be cleaned up. In
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* @todo Sometime, LLADD's \#includes need to be cleaned up. In
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* particular, we should make sure everything directly or indirectly
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* includes this file, common.h, and constants.h
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*
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@ -222,5 +222,6 @@ extern const short SLOT_TYPE_LENGTHS[];
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#define TALLOC_REGION_SIZE 100 // Pages
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#define FILE_PERM (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH)
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#endif
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@ -28,7 +28,9 @@ void Tconsumer_close(int xid, lladdConsumer_t * it);
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@param xid Transaction id @param it The consumer
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@param key Can be null if there is no key.
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@param value Can be null if there is no value, but both can't be null. (Or can they???)
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@param keySize Length of key in bytes
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@param val Can be null if there is no value, but both can't be null. (Or can they???)
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@param valSize Length of value in bytes.
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@return Error. Blocks when full.
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@ -204,6 +204,9 @@ void pageDeInit();
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* does not update dirtyPages. Similarly, if the page is already
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* dirty, there is no need to udpate dirtyPages.
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*
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* @param xid The transaction that is writing to the page, or -1 if
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* outside of a transaction.
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*
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* @param page You must have a writelock on page before calling this
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* function.
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*
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@ -243,6 +246,7 @@ void writeRecord(int xid, Page * page, lsn_t lsn, recordid rid, const void *dat)
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void writeRecordUnlocked(int xid, Page * page, lsn_t lsn, recordid rid, const void *dat);
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/**
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* @param xid transaction ID
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* @param page a pointer to the pinned page that contains the record.
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* @param rid the record to be written
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* @param dat buffer for data
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* @return 0 on success, lladd error code on failure
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@ -13,7 +13,7 @@
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#include <sys/types.h>
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#include <sys/stat.h>
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/** For O_DIRECT. It's unclear that this is the correct thing to #define, but it works under linux. */
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/** For O_DIRECT. It's unclear that this is the correct thing to \#define, but it works under linux. */
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#define __USE_GNU
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#include <fcntl.h>
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@ -122,17 +122,15 @@ void pageWrite(Page * ret) {
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void openPageFile() {
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DEBUG("Opening storefile.\n");
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if(pageFile_isDurable) {
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#ifdef PAGE_FILE_O_DIRECT
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stable = open (STORE_FILE, O_CREAT | O_RDWR | O_DIRECT, S_IRWXU | S_IRWXG | S_IRWXO);
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stable = open (STORE_FILE, O_CREAT | O_RDWR | O_DIRECT, FILE_PERM); //S_IRWXU | S_IRWXG | S_IRWXO);
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#else
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stable = open (STORE_FILE, O_CREAT | O_RDWR, S_IRWXU | S_IRWXG | S_IRWXO);
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stable = open (STORE_FILE, O_CREAT | O_RDWR, FILE_PERM);//S_IRWXU | S_IRWXG | S_IRWXO);
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#endif
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} else {
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if(!pageFile_isDurable) {
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fprintf(stderr, "\n**********\n");
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fprintf (stderr, "pageFile.c: pageFile_isDurable==0; the page file will not force writes to disk.\n");
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fprintf (stderr, " Transactions will not be durable if the system crashes.\n**********\n");
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stable = open (STORE_FILE, O_CREAT | O_RDWR , S_IRWXU | S_IRWXG | S_IRWXO);
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}
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if(stable == -1) {
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perror("couldn't open storefile");
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@ -145,6 +143,7 @@ void openPageFile() {
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}
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void forcePageFile() {
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if(pageFile_isDurable) {
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#ifndef PAGE_FILE_O_DIRECT
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#ifdef HAVE_FDATASYNC
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fdatasync(stable);
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@ -152,6 +151,7 @@ void forcePageFile() {
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fsync(stable);
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#endif // HAVE_FDATASYNC
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#endif // PAGE_FILE_O_DIRECT
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}
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}
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void closePageFile() {
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