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Overview
| Comment: | Fix the temporary filename generator so that it does not get stuck in a loop. Ticket [006e1df642d6246a03]. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
d3a1663a09b0ee716aeb7ede7a762bf1 |
| User & Date: | drh 2011-06-17 13:37:09 |
Context
|
2011-06-17
| ||
| 15:13 | Fixes to "export --git". Changes spaces in tag names to "_" since Git cannot deal with spaces in tag names. Make sure the name of the committer is well-formed according to git's definition of well-formedness. check-in: b707622f user: drh tags: trunk | |
| 13:37 | Fix the temporary filename generator so that it does not get stuck in a loop. Ticket [006e1df642d6246a03]. check-in: d3a1663a user: drh tags: trunk | |
|
2011-06-16
| ||
| 23:12 | Fix an issue with makeheaders that causes problems for windows when full pathnames are use with a colon in the device name. check-in: 11285096 user: drh tags: trunk | |
Changes
Changes to src/file.c.
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};
static const unsigned char zChars[] =
"abcdefghijklmnopqrstuvwxyz"
"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
"0123456789";
unsigned int i, j;
const char *zDir = ".";
for(i=0; i<sizeof(azDirs)/sizeof(azDirs[0]); i++){
if( !file_isdir(azDirs[i]) ) continue;
zDir = azDirs[i];
break;
}
................................................................................
** name. If it is not, return SQLITE_ERROR.
*/
if( (strlen(zDir) + 17) >= (size_t)nBuf ){
fossil_fatal("insufficient space for temporary filename");
}
do{
sqlite3_snprintf(nBuf-17, zBuf, "%s/", zDir);
j = (int)strlen(zBuf);
sqlite3_randomness(15, &zBuf[j]);
for(i=0; i<15; i++, j++){
zBuf[j] = (char)zChars[ ((unsigned char)zBuf[j])%(sizeof(zChars)-1) ];
}
zBuf[j] = 0;
}while( file_size(zBuf)<0 );
}
/*
** Return true if a file named zName exists and has identical content
** to the blob pContent. If zName does not exist or if the content is
** different in any way, then return false.
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};
static const unsigned char zChars[] =
"abcdefghijklmnopqrstuvwxyz"
"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
"0123456789";
unsigned int i, j;
const char *zDir = ".";
int cnt = 0;
for(i=0; i<sizeof(azDirs)/sizeof(azDirs[0]); i++){
if( !file_isdir(azDirs[i]) ) continue;
zDir = azDirs[i];
break;
}
................................................................................
** name. If it is not, return SQLITE_ERROR.
*/
if( (strlen(zDir) + 17) >= (size_t)nBuf ){
fossil_fatal("insufficient space for temporary filename");
}
do{
if( cnt++>20 ) fossil_panic("cannot generate a temporary filename");
sqlite3_snprintf(nBuf-17, zBuf, "%s/", zDir);
j = (int)strlen(zBuf);
sqlite3_randomness(15, &zBuf[j]);
for(i=0; i<15; i++, j++){
zBuf[j] = (char)zChars[ ((unsigned char)zBuf[j])%(sizeof(zChars)-1) ];
}
zBuf[j] = 0;
}while( file_size(zBuf)>=0 );
}
/*
** Return true if a file named zName exists and has identical content
** to the blob pContent. If zName does not exist or if the content is
** different in any way, then return false.
|