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better column names in the shell (CVS 111)

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FossilOrigin-Name: 57022a9d504e553d862f363b164c42ba53d8b489
This commit is contained in:
drh
2000-07-29 13:20:21 +00:00
parent e1b6a5b803
commit a0c66f5cd3
3 changed files with 41 additions and 27 deletions
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54
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 1.16 2000/07/28 14:32:49 drh Exp $
** $Id: shell.c,v 1.17 2000/07/29 13:20:21 drh Exp $
*/
#include <stdlib.h>
#include <string.h>
@@ -130,7 +130,8 @@ struct callback_data {
int escape; /* Escape this character when in MODE_List */
char zDestTable[250]; /* Name of destination table when MODE_Insert */
char separator[20]; /* Separator character for MODE_List */
int colWidth[30]; /* Width of each column when in column mode */
int colWidth[100]; /* Requested width of each column when in column mode*/
int actualWidth[100]; /* Actual width of each column */
};
/*
@@ -243,32 +244,45 @@ static int callback(void *pArg, int nArg, char **azArg, char **azCol){
break;
}
case MODE_Column: {
if( p->cnt++==0 && p->showHeader ){
if( p->cnt++==0 ){
for(i=0; i<nArg; i++){
int w;
if( i<ArraySize(p->colWidth) && p->colWidth[i]>0 ){
w = p->colWidth[i];
}else{
w = 10;
}
fprintf(p->out,"%-*.*s%s",w,w,azCol[i], i==nArg-1 ? "\n": " ");
}
for(i=0; i<nArg; i++){
int w;
if( i<ArraySize(p->colWidth) && p->colWidth[i]>0 ){
int w, n;
if( i<ArraySize(p->colWidth) ){
w = p->colWidth[i];
}else{
w = 10;
w = 0;
}
if( w<=0 ){
w = strlen(azCol[i]);
if( w<10 ) w = 10;
n = strlen(azArg[i]);
if( w<n ) w = n;
}
if( i<ArraySize(p->actualWidth) ){
p->actualWidth[i] = w;
}
if( p->showHeader ){
fprintf(p->out,"%-*.*s%s",w,w,azCol[i], i==nArg-1 ? "\n": " ");
}
}
if( p->showHeader ){
for(i=0; i<nArg; i++){
int w;
if( i<ArraySize(p->actualWidth) ){
w = p->actualWidth[i];
}else{
w = 10;
}
fprintf(p->out,"%-*.*s%s",w,w,"-----------------------------------"
"----------------------------------------------------------",
i==nArg-1 ? "\n": " ");
}
fprintf(p->out,"%-*.*s%s",w,w,"-------------------------------------"
"------------------------------------------------------------",
i==nArg-1 ? "\n": " ");
}
}
for(i=0; i<nArg; i++){
int w;
if( i<ArraySize(p->colWidth) && p->colWidth[i]>0 ){
w = p->colWidth[i];
if( i<ArraySize(p->actualWidth) ){
w = p->actualWidth[i];
}else{
w = 10;
}