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Overview
| Comment: | Add the ".trace" option to the command-line shell. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
b9ac3d7e340eb616fd23cc7dbdef6fdd |
| User & Date: | drh 2012-04-04 16:56:23 |
Context
|
2012-04-05
| ||
| 01:37 | Performance improvements for the RowSet object when it undergoes many cycles between RowSetInsert and RowSetTest. (check-in: 49d20ede user: drh tags: trunk) | |
|
2012-04-04
| ||
| 16:56 | Add the ".trace" option to the command-line shell. (check-in: b9ac3d7e user: drh tags: trunk) | |
| 13:58 | Fix the multiplexor logging so that it works with SQLITE_ENABLE_8_3_NAMES. (check-in: 9e1e2fe2 user: drh tags: trunk) | |
Changes
Changes to src/shell.c.
417 418 419 420 421 422 423 424 425 426 427 428 429 430 .... 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 .... 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 .... 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 .... 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 .... 2392 2393 2394 2395 2396 2397 2398 2399 2400 2401 2402 2403 2404 2405 |
*/
struct callback_data {
sqlite3 *db; /* The database */
int echoOn; /* True to echo input commands */
int statsOn; /* True to display memory stats before each finalize */
int cnt; /* Number of records displayed so far */
FILE *out; /* Write results here */
int nErr; /* Number of errors seen */
int mode; /* An output mode setting */
int writableSchema; /* True if PRAGMA writable_schema=ON */
int showHeader; /* True to show column names in List or Column mode */
char *zDestTable; /* Name of destination table when MODE_Insert */
char separator[20]; /* Separator character for MODE_List */
int colWidth[100]; /* Requested width of each column when in column mode*/
................................................................................
".separator STRING Change separator used by output mode and .import\n"
".show Show the current values for various settings\n"
".stats ON|OFF Turn stats on or off\n"
".tables ?TABLE? List names of tables\n"
" If TABLE specified, only list tables matching\n"
" LIKE pattern TABLE.\n"
".timeout MS Try opening locked tables for MS milliseconds\n"
".vfsname ?AUX? Print the name of the VFS stack\n"
".width NUM1 NUM2 ... Set column widths for \"column\" mode\n"
;
static char zTimerHelp[] =
".timer ON|OFF Turn the CPU timer measurement on or off\n"
;
................................................................................
if( strcmp(zArg,"on")==0 ){
val = 1;
}else if( strcmp(zArg,"yes")==0 ){
val = 1;
}
return val;
}
/*
** If an input line begins with "." then invoke this routine to
** process that line.
**
** Return 1 on error, 2 to exit, and 0 otherwise.
*/
................................................................................
rc = 1;
}
}else
#endif
if( c=='l' && strncmp(azArg[0], "log", n)==0 && nArg>=2 ){
const char *zFile = azArg[1];
if( p->pLog && p->pLog!=stdout && p->pLog!=stderr ){
fclose(p->pLog);
p->pLog = 0;
}
if( strcmp(zFile,"stdout")==0 ){
p->pLog = stdout;
}else if( strcmp(zFile, "stderr")==0 ){
p->pLog = stderr;
}else if( strcmp(zFile, "off")==0 ){
p->pLog = 0;
}else{
p->pLog = fopen(zFile, "w");
if( p->pLog==0 ){
fprintf(stderr, "Error: cannot open \"%s\"\n", zFile);
}
}
}else
if( c=='m' && strncmp(azArg[0], "mode", n)==0 && nArg==2 ){
int n2 = strlen30(azArg[1]);
if( (n2==4 && strncmp(azArg[1],"line",n2)==0)
||
(n2==5 && strncmp(azArg[1],"lines",n2)==0) ){
................................................................................
if( c=='n' && strncmp(azArg[0], "nullvalue", n)==0 && nArg==2 ) {
sqlite3_snprintf(sizeof(p->nullvalue), p->nullvalue,
"%.*s", (int)ArraySize(p->nullvalue)-1, azArg[1]);
}else
if( c=='o' && strncmp(azArg[0], "output", n)==0 && nArg==2 ){
if( p->out!=stdout ){
if( p->outfile[0]=='|' ){
pclose(p->out);
}else{
fclose(p->out);
}
}
if( strcmp(azArg[1],"stdout")==0 ){
p->out = stdout;
sqlite3_snprintf(sizeof(p->outfile), p->outfile, "stdout");
}else if( azArg[1][0]=='|' ){
p->out = popen(&azArg[1][1], "w");
if( p->out==0 ){
fprintf(stderr,"Error: cannot open pipe \"%s\"\n", &azArg[1][1]);
p->out = stdout;
rc = 1;
}else{
sqlite3_snprintf(sizeof(p->outfile), p->outfile, "%s", azArg[1]);
}
}else{
p->out = fopen(azArg[1], "wb");
if( p->out==0 ){
fprintf(stderr,"Error: cannot write to \"%s\"\n", azArg[1]);
p->out = stdout;
rc = 1;
} else {
sqlite3_snprintf(sizeof(p->outfile), p->outfile, "%s", azArg[1]);
}
}
}else
if( c=='p' && strncmp(azArg[0], "prompt", n)==0 && (nArg==2 || nArg==3)){
if( nArg >= 2) {
strncpy(mainPrompt,azArg[1],(int)ArraySize(mainPrompt)-1);
................................................................................
if( HAS_TIMER && c=='t' && n>=5 && strncmp(azArg[0], "timer", n)==0
&& nArg==2
){
enableTimer = booleanValue(azArg[1]);
}else
if( c=='v' && strncmp(azArg[0], "version", n)==0 ){
printf("SQLite %s %s\n" /*extra-version-info*/,
sqlite3_libversion(), sqlite3_sourceid());
}else
if( c=='v' && strncmp(azArg[0], "vfsname", n)==0 ){
const char *zDbName = nArg==2 ? azArg[1] : "main";
|
> > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > < | | < < < < < < < < < < < < < < | | | | | < < < < > | | > | > | > > > > > > > > > > > > |
417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 .... 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 .... 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 1569 .... 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 .... 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037 2038 2039 2040 2041 2042 2043 2044 2045 2046 2047 2048 2049 2050 2051 2052 2053 2054 2055 2056 2057 2058 2059 .... 2415 2416 2417 2418 2419 2420 2421 2422 2423 2424 2425 2426 2427 2428 2429 2430 2431 2432 2433 2434 2435 2436 2437 2438 2439 2440 |
*/
struct callback_data {
sqlite3 *db; /* The database */
int echoOn; /* True to echo input commands */
int statsOn; /* True to display memory stats before each finalize */
int cnt; /* Number of records displayed so far */
FILE *out; /* Write results here */
FILE *traceOut; /* Output for sqlite3_trace() */
int nErr; /* Number of errors seen */
int mode; /* An output mode setting */
int writableSchema; /* True if PRAGMA writable_schema=ON */
int showHeader; /* True to show column names in List or Column mode */
char *zDestTable; /* Name of destination table when MODE_Insert */
char separator[20]; /* Separator character for MODE_List */
int colWidth[100]; /* Requested width of each column when in column mode*/
................................................................................
".separator STRING Change separator used by output mode and .import\n"
".show Show the current values for various settings\n"
".stats ON|OFF Turn stats on or off\n"
".tables ?TABLE? List names of tables\n"
" If TABLE specified, only list tables matching\n"
" LIKE pattern TABLE.\n"
".timeout MS Try opening locked tables for MS milliseconds\n"
".trace FILE|off Output each SQL statement as it is run\n"
".vfsname ?AUX? Print the name of the VFS stack\n"
".width NUM1 NUM2 ... Set column widths for \"column\" mode\n"
;
static char zTimerHelp[] =
".timer ON|OFF Turn the CPU timer measurement on or off\n"
;
................................................................................
if( strcmp(zArg,"on")==0 ){
val = 1;
}else if( strcmp(zArg,"yes")==0 ){
val = 1;
}
return val;
}
/*
** Close an output file, assuming it is not stderr or stdout
*/
static void output_file_close(FILE *f){
if( f && f!=stdout && f!=stderr ) fclose(f);
}
/*
** Try to open an output file. The names "stdout" and "stderr" are
** recognized and do the right thing. NULL is returned if the output
** filename is "off".
*/
static FILE *output_file_open(const char *zFile){
FILE *f;
if( strcmp(zFile,"stdout")==0 ){
f = stdout;
}else if( strcmp(zFile, "stderr")==0 ){
f = stderr;
}else if( strcmp(zFile, "off")==0 ){
f = 0;
}else{
f = fopen(zFile, "wb");
if( f==0 ){
fprintf(stderr, "Error: cannot open \"%s\"\n", zFile);
}
}
return f;
}
/*
** A routine for handling output from sqlite3_trace().
*/
static void sql_trace_callback(void *pArg, const char *z){
FILE *f = (FILE*)pArg;
if( f ) fprintf(f, "%s\n", z);
}
/*
** If an input line begins with "." then invoke this routine to
** process that line.
**
** Return 1 on error, 2 to exit, and 0 otherwise.
*/
................................................................................
rc = 1;
}
}else
#endif
if( c=='l' && strncmp(azArg[0], "log", n)==0 && nArg>=2 ){
const char *zFile = azArg[1];
output_file_close(p->pLog);
p->pLog = output_file_open(zFile);
}else
if( c=='m' && strncmp(azArg[0], "mode", n)==0 && nArg==2 ){
int n2 = strlen30(azArg[1]);
if( (n2==4 && strncmp(azArg[1],"line",n2)==0)
||
(n2==5 && strncmp(azArg[1],"lines",n2)==0) ){
................................................................................
if( c=='n' && strncmp(azArg[0], "nullvalue", n)==0 && nArg==2 ) {
sqlite3_snprintf(sizeof(p->nullvalue), p->nullvalue,
"%.*s", (int)ArraySize(p->nullvalue)-1, azArg[1]);
}else
if( c=='o' && strncmp(azArg[0], "output", n)==0 && nArg==2 ){
if( p->outfile[0]=='|' ){
pclose(p->out);
}else{
output_file_close(p->out);
}
p->outfile[0] = 0;
if( azArg[1][0]=='|' ){
p->out = popen(&azArg[1][1], "w");
if( p->out==0 ){
fprintf(stderr,"Error: cannot open pipe \"%s\"\n", &azArg[1][1]);
p->out = stdout;
rc = 1;
}else{
sqlite3_snprintf(sizeof(p->outfile), p->outfile, "%s", azArg[1]);
}
}else{
p->out = output_file_open(azArg[1]);
if( p->out==0 ){
if( strcmp(azArg[1],"off")!=0 ){
fprintf(stderr,"Error: cannot write to \"%s\"\n", azArg[1]);
}
p->out = stdout;
rc = 1;
} else {
sqlite3_snprintf(sizeof(p->outfile), p->outfile, "%s", azArg[1]);
}
}
}else
if( c=='p' && strncmp(azArg[0], "prompt", n)==0 && (nArg==2 || nArg==3)){
if( nArg >= 2) {
strncpy(mainPrompt,azArg[1],(int)ArraySize(mainPrompt)-1);
................................................................................
if( HAS_TIMER && c=='t' && n>=5 && strncmp(azArg[0], "timer", n)==0
&& nArg==2
){
enableTimer = booleanValue(azArg[1]);
}else
if( c=='t' && strncmp(azArg[0], "trace", n)==0 && nArg>1 ){
output_file_close(p->traceOut);
p->traceOut = output_file_open(azArg[1]);
#ifndef SQLITE_OMIT_TRACE
if( p->traceOut==0 ){
sqlite3_trace(p->db, 0, 0);
}else{
sqlite3_trace(p->db, sql_trace_callback, p->traceOut);
}
#endif
}else
if( c=='v' && strncmp(azArg[0], "version", n)==0 ){
printf("SQLite %s %s\n" /*extra-version-info*/,
sqlite3_libversion(), sqlite3_sourceid());
}else
if( c=='v' && strncmp(azArg[0], "vfsname", n)==0 ){
const char *zDbName = nArg==2 ? azArg[1] : "main";
|