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:-) (CVS 147)

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FossilOrigin-Name: e11f7527f9187e8902db84069baad0d3b7e17ad0
This commit is contained in:
drh
2000-09-29 13:30:53 +00:00
parent 6d31316cf3
commit e371033ddf
12 changed files with 342 additions and 39 deletions
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60
src/shell.c
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@@ -24,7 +24,7 @@
** This file contains code to implement the "sqlite" command line
** utility for accessing SQLite databases.
**
** $Id: shell.c,v 1.24 2000/08/28 16:21:59 drh Exp $
** $Id: shell.c,v 1.25 2000/09/29 13:30:55 drh Exp $
*/
#include <stdlib.h>
#include <string.h>
@@ -140,8 +140,9 @@ struct callback_data {
#define MODE_Line 0 /* One column per line. Blank line between records */
#define MODE_Column 1 /* One record per line in neat columns */
#define MODE_List 2 /* One record per line with a separator */
#define MODE_Html 3 /* Generate an XHTML table */
#define MODE_Insert 4 /* Generate SQL "insert" statements */
#define MODE_Semi 3 /* Same as MODE_List but append ";" to each line */
#define MODE_Html 4 /* Generate an XHTML table */
#define MODE_Insert 5 /* Generate SQL "insert" statements */
/*
** Number of elements in an array
@@ -237,9 +238,14 @@ static int callback(void *pArg, int nArg, char **azArg, char **azCol){
struct callback_data *p = (struct callback_data*)pArg;
switch( p->mode ){
case MODE_Line: {
int w = 5;
for(i=0; i<nArg; i++){
int len = strlen(azCol[i]);
if( len>w ) w = len;
}
if( p->cnt++>0 ) fprintf(p->out,"\n");
for(i=0; i<nArg; i++){
fprintf(p->out,"%s = %s\n", azCol[i], azArg[i] ? azArg[i] : 0);
fprintf(p->out,"%*s = %s\n", w, azCol[i], azArg[i] ? azArg[i] : 0);
}
break;
}
@@ -291,6 +297,7 @@ static int callback(void *pArg, int nArg, char **azArg, char **azCol){
}
break;
}
case MODE_Semi:
case MODE_List: {
if( p->cnt++==0 && p->showHeader ){
for(i=0; i<nArg; i++){
@@ -312,7 +319,13 @@ static int callback(void *pArg, int nArg, char **azArg, char **azCol){
}
z += j;
}
fprintf(p->out, "%s", i==nArg-1 ? "\n" : p->separator);
if( i<nArg-1 ){
fprintf(p->out, "%s", p->separator);
}else if( p->mode==MODE_Semi ){
fprintf(p->out, ";\n");
}else{
fprintf(p->out, "\n");
}
}
break;
}
@@ -388,8 +401,8 @@ static char zHelp[] =
".header ON|OFF Turn display of headers on or off\n"
".help Show this message\n"
".indices TABLE Show names of all indices on TABLE\n"
".mode MODE Set mode to one of \"line\", \"column\", "
"\"list\", or \"html\"\n"
".mode MODE Set mode to one of \"line\", \"column\", \n"
" \"insert\", \"list\", or \"html\"\n"
".mode insert TABLE Generate SQL insert statements for TABLE\n"
".output FILENAME Send output to FILENAME\n"
".output stdout Send output to the screen\n"
@@ -549,7 +562,7 @@ static void do_meta_command(char *zLine, sqlite *db, struct callback_data *p){
char zSql[1000];
memcpy(&data, p, sizeof(data));
data.showHeader = 0;
data.mode = MODE_List;
data.mode = MODE_Semi;
if( nArg>1 ){
sprintf(zSql, "SELECT sql FROM sqlite_master "
"WHERE tbl_name LIKE '%.800s' AND type!='meta'"
@@ -572,12 +585,10 @@ static void do_meta_command(char *zLine, sqlite *db, struct callback_data *p){
}else
if( c=='t' && n>1 && strncmp(azArg[0], "tables", n)==0 ){
struct callback_data data;
char *zErrMsg = 0;
char **azResult;
int nRow, rc;
char *zErrMsg;
char zSql[1000];
memcpy(&data, p, sizeof(data));
data.showHeader = 0;
data.mode = MODE_List;
if( nArg==1 ){
sprintf(zSql,
"SELECT name FROM sqlite_master "
@@ -589,11 +600,32 @@ static void do_meta_command(char *zLine, sqlite *db, struct callback_data *p){
"WHERE type='table' AND name LIKE '%%%.100s%%' "
"ORDER BY name", azArg[1]);
}
sqlite_exec(db, zSql, callback, &data, &zErrMsg);
rc = sqlite_get_table(db, zSql, &azResult, &nRow, 0, &zErrMsg);
if( zErrMsg ){
fprintf(stderr,"Error: %s\n", zErrMsg);
free(zErrMsg);
}
if( rc==SQLITE_OK ){
int len, maxlen = 0;
int i, j;
int nPrintCol, nPrintRow;
for(i=1; i<=nRow; i++){
if( azResult[i]==0 ) continue;
len = strlen(azResult[i]);
if( len>maxlen ) maxlen = len;
}
nPrintCol = 80/(maxlen+2);
if( nPrintCol<1 ) nPrintCol = 1;
nPrintRow = (nRow + nPrintCol - 1)/nPrintCol;
for(i=0; i<nPrintRow; i++){
for(j=i+1; j<=nRow; j+=nPrintRow){
char *zSp = j<=nPrintRow ? "" : " ";
printf("%s%-*s", zSp, maxlen, azResult[j] ? azResult[j] : "");
}
printf("\n");
}
}
sqlite_free_table(azResult);
}else
if( c=='t' && n>1 && strncmp(azArg[0], "timeout", n)==0 && nArg>=2 ){