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Add interfaces sqlite3_uri_boolean() and sqlite3_uri_int64() which are

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wrappers around sqlite3_uri_parameter() combined with internal routines for
converting strings to booleans and 64-bit integers.

FossilOrigin-Name: 83d26b9a9115eadac9e59a33d608bca0ab2519e3
This commit is contained in:
drh
2011-12-23 00:07:33 +00:00
parent 64803bd2fa
commit 9291372094
7 changed files with 70 additions and 49 deletions
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25
src/main.c
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@@ -2977,6 +2977,7 @@ int sqlite3_test_control(int op, ...){
** returns a NULL pointer.
*/
const char *sqlite3_uri_parameter(const char *zFilename, const char *zParam){
if( zFilename==0 ) return 0;
zFilename += sqlite3Strlen30(zFilename) + 1;
while( zFilename[0] ){
int x = strcmp(zFilename, zParam);
@@ -2987,6 +2988,30 @@ const char *sqlite3_uri_parameter(const char *zFilename, const char *zParam){
return 0;
}
/*
** Return a boolean value for a query parameter.
*/
int sqlite3_uri_boolean(const char *zFilename, const char *zParam, int bDflt){
const char *z = sqlite3_uri_parameter(zFilename, zParam);
return z ? sqlite3GetBoolean(z) : (bDflt!=0);
}
/*
** Return a 64-bit integer value for a query parameter.
*/
sqlite3_int64 sqlite3_uri_int64(
const char *zFilename, /* Filename as passed to xOpen */
const char *zParam, /* URI parameter sought */
sqlite3_int64 bDflt /* return if parameter is missing */
){
const char *z = sqlite3_uri_parameter(zFilename, zParam);
sqlite3_int64 v;
if( z && sqlite3Atoi64(z, &v, sqlite3Strlen30(z), SQLITE_UTF8)==SQLITE_OK ){
bDflt = v;
}
return bDflt;
}
/*
** Return the filename of the database associated with a database
** connection.