SQLite

** This is the callback routine that the shell
** invokes for each row of a query result.
*/
static int shell_callback(void *pArg, int nArg, char **azArg, char **azCol, int *aiType){
  int i;
  struct callback_data *p = (struct callback_data*)pArg;





  switch( p->mode ){
    case MODE_Line: {
      int w = 5;
      if( azArg==0 ) break;
      for(i=0; i<nArg; i++){
        int len = strlen30(azCol[i] ? azCol[i] : "");
        if( len>w ) w = len;

    }else{
      if( !pStmt ){
        /* this happens for a comment or white-space */
        zSql = zLeftover;
        while( isspace(zSql[0]) ) zSql++;
        continue;
      }

      /* echo the sql statement if echo on */
      if( pArg->echoOn ){
        char *zStmtSql = sqlite3_sql(pStmt);
        fprintf(pArg->out,"%s\n", zStmtSql ? zStmtSql : zSql);
      }

      /* perform the first step.  this will tell us if we
      ** have a result set or not and how wide it is.
      */
      rc = sqlite3_step(pStmt);
      /* if we have a result set... */
      if( SQLITE_ROW == rc ){

    END;

    UPDATE OR REPLACE t5 SET a = 4 WHERE a = 1;
  }
} {1 {Error: near line 9: too many levels of trigger recursion}}



# Shell not echoing all commands with echo on.
# Ticket [eb620916be].

# Test with echo off
# NB. whitespace is important
do_test shell2-1.4.1 {
  file delete -force foo.db
  catchcmd "foo.db" {CREATE TABLE foo(a);
INSERT INTO foo(a) VALUES(1);
SELECT * FROM foo;}
} {0 1}

# Test with echo on using command line option
# NB. whitespace is important
do_test shell2-1.4.2 {
  file delete -force foo.db
  catchcmd "-echo foo.db" {CREATE TABLE foo(a);
INSERT INTO foo(a) VALUES(1);
SELECT * FROM foo;}
} {0 {CREATE TABLE foo(a);
INSERT INTO foo(a) VALUES(1);
SELECT * FROM foo;
1}}

# Test with echo on using dot command
# NB. whitespace is important
do_test shell2-1.4.3 {
  file delete -force foo.db
  catchcmd "foo.db" {.echo ON
CREATE TABLE foo(a);
INSERT INTO foo(a) VALUES(1);
SELECT * FROM foo;}
} {0 {CREATE TABLE foo(a);
INSERT INTO foo(a) VALUES(1);
SELECT * FROM foo;
1}}

# Test with echo on using dot command and 
# turning off mid- processing.
# NB. whitespace is important
do_test shell2-1.4.4 {
  file delete -force foo.db
  catchcmd "foo.db" {.echo ON
CREATE TABLE foo(a);
.echo OFF
INSERT INTO foo(a) VALUES(1);
SELECT * FROM foo;}
} {0 {CREATE TABLE foo(a);
.echo OFF
1}}

# Test with echo on using dot command and 
# multiple commands per line.
# NB. whitespace is important
do_test shell2-1.4.5 {
  file delete -force foo.db
  catchcmd "foo.db" {.echo ON
CREATE TABLE foo1(a);
INSERT INTO foo1(a) VALUES(1);
CREATE TABLE foo2(b);
INSERT INTO foo2(b) VALUES(1);
SELECT * FROM foo1; SELECT * FROM foo2;
INSERT INTO foo1(a) VALUES(2); INSERT INTO foo2(b) VALUES(2);
SELECT * FROM foo1; SELECT * FROM foo2;
}
} {0 {CREATE TABLE foo1(a);
INSERT INTO foo1(a) VALUES(1);
CREATE TABLE foo2(b);
INSERT INTO foo2(b) VALUES(1);
SELECT * FROM foo1;
1
SELECT * FROM foo2;
1
INSERT INTO foo1(a) VALUES(2);
INSERT INTO foo2(b) VALUES(2);
SELECT * FROM foo1;
1
2
SELECT * FROM foo2;
1
2}}

# Test with echo on and headers on using dot command and 
# multiple commands per line.
# NB. whitespace is important
do_test shell2-1.4.6 {
  file delete -force foo.db
  catchcmd "foo.db" {.echo ON
.headers ON
CREATE TABLE foo1(a);
INSERT INTO foo1(a) VALUES(1);
CREATE TABLE foo2(b);
INSERT INTO foo2(b) VALUES(1);
SELECT * FROM foo1; SELECT * FROM foo2;
INSERT INTO foo1(a) VALUES(2); INSERT INTO foo2(b) VALUES(2);
SELECT * FROM foo1; SELECT * FROM foo2;
}
} {0 {.headers ON
CREATE TABLE foo1(a);
INSERT INTO foo1(a) VALUES(1);
CREATE TABLE foo2(b);
INSERT INTO foo2(b) VALUES(1);
SELECT * FROM foo1;
a
1
SELECT * FROM foo2;
b
1
INSERT INTO foo1(a) VALUES(2);
INSERT INTO foo2(b) VALUES(2);
SELECT * FROM foo1;
a
1
2
SELECT * FROM foo2;
b
1
2}}