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Overview
| Comment: | Add the SQLITE_MINIMUM_FILE_DESCRIPTOR compile-time option, for control over exactly which low-numbered file descriptors SQLite will use. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
ba5190534330a25722eeb7ea9c42da7a |
| User & Date: | drh 2013-08-30 14:24:12 |
Context
|
2013-08-30
| ||
| 17:35 | If the cost of two whereLoop objects is the same in every way except that one has fewer expected output rows than the other, then choose the one with fewer output rows. (check-in: 79e458ef user: drh tags: trunk) | |
| 14:24 | Add the SQLITE_MINIMUM_FILE_DESCRIPTOR compile-time option, for control over exactly which low-numbered file descriptors SQLite will use. (check-in: ba519053 user: drh tags: trunk) | |
| 13:29 | Add a test for fts4 unicode61 option remove_diacritics=0. (check-in: 6bf7ae6f user: dan tags: trunk) | |
Changes
Changes to src/os_unix.c.
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}
for(i++; i<ArraySize(aSyscall); i++){
if( aSyscall[i].pCurrent!=0 ) return aSyscall[i].zName;
}
return 0;
}
/*
** Invoke open(). Do so multiple times, until it either succeeds or
** fails for some reason other than EINTR.
**
** If the file creation mode "m" is 0 then set it to the default for
** SQLite. The default is SQLITE_DEFAULT_FILE_PERMISSIONS (normally
** 0644) as modified by the system umask. If m is not 0, then
................................................................................
#else
fd = osOpen(z,f,m2);
#endif
if( fd<0 ){
if( errno==EINTR ) continue;
break;
}
if( fd>2 ) break;
osClose(fd);
sqlite3_log(SQLITE_WARNING,
"attempt to open \"%s\" as file descriptor %d", z, fd);
fd = -1;
if( osOpen("/dev/null", f, m)<0 ) break;
}
if( fd>=0 ){
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}
for(i++; i<ArraySize(aSyscall); i++){
if( aSyscall[i].pCurrent!=0 ) return aSyscall[i].zName;
}
return 0;
}
/*
** Do not accept any file descriptor less than this value, in order to avoid
** opening database file using file descriptors that are commonly used for
** standard input, output, and error.
*/
#ifndef SQLITE_MINIMUM_FILE_DESCRIPTOR
# define SQLITE_MINIMUM_FILE_DESCRIPTOR 3
#endif
/*
** Invoke open(). Do so multiple times, until it either succeeds or
** fails for some reason other than EINTR.
**
** If the file creation mode "m" is 0 then set it to the default for
** SQLite. The default is SQLITE_DEFAULT_FILE_PERMISSIONS (normally
** 0644) as modified by the system umask. If m is not 0, then
................................................................................
#else
fd = osOpen(z,f,m2);
#endif
if( fd<0 ){
if( errno==EINTR ) continue;
break;
}
if( fd>=SQLITE_MINIMUM_FILE_DESCRIPTOR ) break;
osClose(fd);
sqlite3_log(SQLITE_WARNING,
"attempt to open \"%s\" as file descriptor %d", z, fd);
fd = -1;
if( osOpen("/dev/null", f, m)<0 ) break;
}
if( fd>=0 ){
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