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Overview
Comment:Reorder two conditions to make coverage testing easier.
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SHA1: 793ba4e996426522eeaa86589a9e974fa1fc1522
User & Date: drh 2013-04-02 01:45:10
Context
2013-04-02
10:29
Proposed template preprocessor magic for activating mmap only on platforms where we know it works. check-in: d96272f0 user: drh tags: experimental-mmap
01:45
Reorder two conditions to make coverage testing easier. check-in: 793ba4e9 user: drh tags: experimental-mmap
00:41
Remove an unreachable condition from pager.c. check-in: 3628e86b user: drh tags: experimental-mmap
Changes
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Changes to src/pager.c.

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** transaction and unlock the pager.
**
** Except, in locking_mode=EXCLUSIVE when there is nothing to in
** the rollback journal, the unlock is not performed and there is
** nothing to rollback, so this routine is a no-op.
*/ 
static void pagerUnlockIfUnused(Pager *pPager){
  if( (sqlite3PcacheRefCount(pPager->pPCache)==0) && pPager->nMmapOut==0 ){
    pagerUnlockAndRollback(pPager);
  }
}

/*
** Acquire a reference to page number pgno in pager pPager (a page
** reference has type DbPage*). If the requested reference is 







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** transaction and unlock the pager.
**
** Except, in locking_mode=EXCLUSIVE when there is nothing to in
** the rollback journal, the unlock is not performed and there is
** nothing to rollback, so this routine is a no-op.
*/ 
static void pagerUnlockIfUnused(Pager *pPager){
  if( pPager->nMmapOut==0 && (sqlite3PcacheRefCount(pPager->pPCache)==0) ){
    pagerUnlockAndRollback(pPager);
  }
}

/*
** Acquire a reference to page number pgno in pager pPager (a page
** reference has type DbPage*). If the requested reference is