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Overview
| Comment: | In shell, reworked .header and .echo handling. Updated shell_exec() to (really) handle multiple statements. Tickets [72adc99de9], [7b61b6c6ce], and [eb620916be]. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: | 790402c150e2026cd0c147a4cadbe9b9ab97b688 |
| User & Date: | shane 2009-10-22 21:23:35 |
References
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2009-10-22
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| 21:27 | • Ticket [7b61b6c6] insert mode is incorrectly converting text to numbers status still Fixed with 1 other change artifact: b8c779e7 user: shane | |
| 21:27 | • Ticket [72adc99d] shell mode insert doesn't output blobs as blobs status still Fixed with 1 other change artifact: b4739ea6 user: shane | |
| 21:26 | • Fixed ticket [eb620916]: Shell doesn't print header if multiple statements on one line plus 3 other changes artifact: 8b2e3b3d user: shane | |
Context
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2009-10-23
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| 00:37 | In shell, modified "import" handling to ensure error code returned correctly on exit. Ticket [bd770b2c52]. check-in: 009efad0 user: shane tags: trunk | |
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2009-10-22
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| 21:23 | In shell, reworked .header and .echo handling. Updated shell_exec() to (really) handle multiple statements. Tickets [72adc99de9], [7b61b6c6ce], and [eb620916be]. check-in: 790402c1 user: shane tags: trunk | |
| 20:52 | Merge the MD5 checksum logic into the TCL interface. This facilitates building a tclsh that contains both SQLite and MD5. The plan is to use this augmented tclsh to help build the documentation. check-in: a024c0a8 user: drh tags: trunk | |
Changes
Changes to src/shell.c.
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/*
** 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;
................................................................................
for(i=0; i<nArg; i++){
output_csv(p, azArg[i], i<nArg-1);
}
fprintf(p->out,"\n");
break;
}
case MODE_Insert: {
if( azArg==0 ) break;
fprintf(p->out,"INSERT INTO %s VALUES(",p->zDestTable);
for(i=0; i<nArg; i++){
char *zSep = i>0 ? ",": "";
if( (azArg[i]==0) || (aiType && aiType[i]==SQLITE_NULL) ){
fprintf(p->out,"%sNULL",zSep);
}else if( aiType && aiType[i]==SQLITE_TEXT ){
................................................................................
const char *zSql, /* SQL to be evaluated */
int (*xCallback)(void*,int,char**,char**,int*), /* Callback function */
/* (not the same as sqlite3_exec) */
struct callback_data *pArg, /* Pointer to struct callback_data */
char **pzErrMsg /* Error msg written here */
){
sqlite3_stmt *pStmt = NULL;
int rc, rc2;
if( pzErrMsg ){
*pzErrMsg = NULL;
}
rc = sqlite3_prepare_v2(db, zSql, -1, &pStmt, 0);
if( (SQLITE_OK != rc) || !pStmt ){
if( pzErrMsg ){
*pzErrMsg = save_err_msg(db);
}
}else{
/* 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 ){
/* if callback... */
if( xCallback ){
/* allocate space for col name ptr, value ptr, and type */
int nCol = sqlite3_column_count(pStmt);
void *pData = sqlite3_malloc(3*nCol*sizeof(const char*) + 1);
if( !pData ){
rc = SQLITE_NOMEM;
}else{
char **azCols = (char **)pData; /* Names of result columns */
char **azVals = &azCols[nCol]; /* Results */
int *aiTypes = (int *)&azVals[nCol]; /* Result types */
int i;
assert(sizeof(int) <= sizeof(char *));
/* save off ptrs to column names */
for(i=0; i<nCol; i++){
azCols[i] = (char *)sqlite3_column_name(pStmt, i);
}
/* save off the prepared statment handle */
if( pArg ){
pArg->pStmt = pStmt;
}
do{
/* extract the data and data types */
for(i=0; i<nCol; i++){
azVals[i] = (char *)sqlite3_column_text(pStmt, i);
aiTypes[i] = sqlite3_column_type(pStmt, i);
if( !azVals[i] && (aiTypes[i]!=SQLITE_NULL) ){
rc = SQLITE_NOMEM;
break; /* from for */
}
} /* end for */
/* if data and types extracted successfully... */
if( SQLITE_ROW == rc ){
/* call the supplied callback with the result row data */
if( xCallback(pArg, nCol, azVals, azCols, aiTypes) ){
rc = SQLITE_ABORT;
}else{
rc = sqlite3_step(pStmt);
}
}
} while( SQLITE_ROW == rc );
sqlite3_free(pData);
if( pArg ){
pArg->pStmt = NULL;
}
}
}else{
do{
rc = sqlite3_step(pStmt);
} while( rc == SQLITE_ROW );
}
}
/* if the last sqlite3_step() didn't complete successfully... */
if( (SQLITE_OK != rc) && (SQLITE_DONE != rc) ){
if( pzErrMsg ){
*pzErrMsg = save_err_msg(db);
}
}else{
rc = SQLITE_OK;
}
rc2 = sqlite3_finalize(pStmt);
/* if the last sqlite3_finalize() didn't complete successfully
** AND we don't have a save error from sqlite3_step ... */
if( (SQLITE_OK != rc2) && (SQLITE_OK == rc) ){
rc = rc2;
if( pzErrMsg ){
*pzErrMsg = save_err_msg(db);
}
}
}
return rc;
}
/*
** This is a different callback routine used for dumping the database.
................................................................................
break; /* We have reached EOF */
}
if( seenInterrupt ){
if( in!=0 ) break;
seenInterrupt = 0;
}
lineno++;
if( p->echoOn ) printf("%s\n", zLine);
if( (zSql==0 || zSql[0]==0) && _all_whitespace(zLine) ) continue;
if( zLine && zLine[0]=='.' && nSql==0 ){
rc = do_meta_command(zLine, p);
if( rc==2 ){
break;
}else if( rc ){
errCnt++;
}
continue;
|
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/*
** 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;
if( p->echoOn && p->cnt==0 && p->pStmt){
printf("%s\n", sqlite3_sql(p->pStmt));
}
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;
................................................................................
for(i=0; i<nArg; i++){
output_csv(p, azArg[i], i<nArg-1);
}
fprintf(p->out,"\n");
break;
}
case MODE_Insert: {
p->cnt++;
if( azArg==0 ) break;
fprintf(p->out,"INSERT INTO %s VALUES(",p->zDestTable);
for(i=0; i<nArg; i++){
char *zSep = i>0 ? ",": "";
if( (azArg[i]==0) || (aiType && aiType[i]==SQLITE_NULL) ){
fprintf(p->out,"%sNULL",zSep);
}else if( aiType && aiType[i]==SQLITE_TEXT ){
................................................................................
const char *zSql, /* SQL to be evaluated */
int (*xCallback)(void*,int,char**,char**,int*), /* Callback function */
/* (not the same as sqlite3_exec) */
struct callback_data *pArg, /* Pointer to struct callback_data */
char **pzErrMsg /* Error msg written here */
){
sqlite3_stmt *pStmt = NULL;
int rc = SQLITE_OK;
int rc2;
const char *zLeftover; /* Tail of unprocessed SQL */
if( pzErrMsg ){
*pzErrMsg = NULL;
}
while( zSql[0] && (SQLITE_OK == rc) ){
rc = sqlite3_prepare_v2(db, zSql, -1, &pStmt, &zLeftover);
if( SQLITE_OK != rc ){
if( pzErrMsg ){
*pzErrMsg = save_err_msg(db);
}
}else{
if( !pStmt ){
/* this happens for a comment or white-space */
zSql = zLeftover;
while( isspace(zSql[0]) ) zSql++;
continue;
}
/* 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 ){
/* if we have a callback... */
if( xCallback ){
/* allocate space for col name ptr, value ptr, and type */
int nCol = sqlite3_column_count(pStmt);
void *pData = sqlite3_malloc(3*nCol*sizeof(const char*) + 1);
if( !pData ){
rc = SQLITE_NOMEM;
}else{
char **azCols = (char **)pData; /* Names of result columns */
char **azVals = &azCols[nCol]; /* Results */
int *aiTypes = (int *)&azVals[nCol]; /* Result types */
int i;
assert(sizeof(int) <= sizeof(char *));
/* save off ptrs to column names */
for(i=0; i<nCol; i++){
azCols[i] = (char *)sqlite3_column_name(pStmt, i);
}
/* save off the prepared statment handle and reset row count */
if( pArg ){
pArg->pStmt = pStmt;
pArg->cnt = 0;
}
do{
/* extract the data and data types */
for(i=0; i<nCol; i++){
azVals[i] = (char *)sqlite3_column_text(pStmt, i);
aiTypes[i] = sqlite3_column_type(pStmt, i);
if( !azVals[i] && (aiTypes[i]!=SQLITE_NULL) ){
rc = SQLITE_NOMEM;
break; /* from for */
}
} /* end for */
/* if data and types extracted successfully... */
if( SQLITE_ROW == rc ){
/* call the supplied callback with the result row data */
if( xCallback(pArg, nCol, azVals, azCols, aiTypes) ){
rc = SQLITE_ABORT;
}else{
rc = sqlite3_step(pStmt);
}
}
} while( SQLITE_ROW == rc );
sqlite3_free(pData);
if( pArg ){
pArg->pStmt = NULL;
}
}
}else{
do{
rc = sqlite3_step(pStmt);
} while( rc == SQLITE_ROW );
}
}
/* if the last sqlite3_step() didn't complete successfully... */
if( (SQLITE_OK != rc) && (SQLITE_DONE != rc) ){
if( pzErrMsg ){
*pzErrMsg = save_err_msg(db);
}
}else{
rc = SQLITE_OK;
}
rc2 = sqlite3_finalize(pStmt);
/* if the last sqlite3_finalize() didn't complete successfully
** AND we don't have a save error from sqlite3_step ... */
if( (SQLITE_OK != rc2) && (SQLITE_OK == rc) ){
rc = rc2;
if( pzErrMsg ){
*pzErrMsg = save_err_msg(db);
}
}
if( SQLITE_OK == rc ){
zSql = zLeftover;
while( isspace(zSql[0]) ) zSql++;
}
}
} /* end while */
return rc;
}
/*
** This is a different callback routine used for dumping the database.
................................................................................
break; /* We have reached EOF */
}
if( seenInterrupt ){
if( in!=0 ) break;
seenInterrupt = 0;
}
lineno++;
if( (zSql==0 || zSql[0]==0) && _all_whitespace(zLine) ) continue;
if( zLine && zLine[0]=='.' && nSql==0 ){
if( p->echoOn ) printf("%s\n", zLine);
rc = do_meta_command(zLine, p);
if( rc==2 ){
break;
}else if( rc ){
errCnt++;
}
continue;
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