diff options
Diffstat (limited to 'doc.go')
| -rw-r--r-- | doc.go | 23 |
1 files changed, 20 insertions, 3 deletions
@@ -33,7 +33,7 @@ extension for Regexp matcher operation. #include <string.h> #include <stdio.h> #include <sqlite3ext.h> - + SQLITE_EXTENSION_INIT1 static void regexp_func(sqlite3_context *context, int argc, sqlite3_value **argv) { if (argc >= 2) { @@ -44,7 +44,7 @@ extension for Regexp matcher operation. int vec[500]; int n, rc; pcre* re = pcre_compile(pattern, 0, &errstr, &erroff, NULL); - rc = pcre_exec(re, NULL, target, strlen(target), 0, 0, vec, 500); + rc = pcre_exec(re, NULL, target, strlen(target), 0, 0, vec, 500); if (rc <= 0) { sqlite3_result_error(context, errstr, 0); return; @@ -52,7 +52,7 @@ extension for Regexp matcher operation. sqlite3_result_int(context, 1); } } - + #ifdef _WIN32 __declspec(dllexport) #endif @@ -91,5 +91,22 @@ you need to hook ConnectHook and get the SQLiteConn. }, }) +Go SQlite3 Extensions + +If you want to register Go functions as SQLite extension functions, +call RegisterFunction from ConnectHook. + + regex = func(re, s string) (bool, error) { + return regexp.MatchString(re, s) + } + sql.Register("sqlite3_with_go_func", + &sqlite3.SQLiteDriver{ + ConnectHook: func(conn *sqlite3.SQLiteConn) error { + return conn.RegisterFunc("regex", regex, true) + }, + }) + +See the documentation of RegisterFunc for more details. + */ package sqlite3 |