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Bug fixes and enhances to psql submitted by Masaaki Sakaida

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1. Fix problems of PAGER and \? command
2. Add -E option that shows actual queries sent by \dt and friends
3. Add version number in startup banners for psql
This commit is contained in:
Tatsuo Ishii 1999-03-30 05:00:42 +00:00
parent 0000a0c004
commit 3f8f0ac1a7
1 changed files with 58 additions and 10 deletions
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68
src/bin/psql/psql.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/bin/psql/Attic/psql.c,v 1.173 1999/03/24 06:55:14 ishii Exp $
* $Header: /cvsroot/pgsql/src/bin/psql/Attic/psql.c,v 1.174 1999/03/30 05:00:42 ishii Exp $
*
*-------------------------------------------------------------------------
*/
@ -89,7 +89,7 @@ char *__progname = "psql";
#ifdef MULTIBYTE
/* flag to indicate if PGCLIENTENCODING has been set by a user */
static int has_client_encoding;
static char *has_client_encoding = 0;
#endif
/* This prompt string is assumed to have at least 3 characters by code in MainLoop().
@ -133,6 +133,7 @@ typedef struct _psqlSettings
bool notty; /* input or output is not a tty */
bool pipe; /* queryFout is from a popen() */
bool echoQuery; /* echo the query before sending it */
bool echoAllQueries; /* echo all queries before sending it*/
bool quiet; /* run quietly, no messages, no promt */
bool singleStep; /* prompt before for each query */
bool singleLineMode; /* query terminated by newline */
@ -178,6 +179,8 @@ static int
static int MainLoop(PsqlSettings *pset, char *query, FILE *source);
static FILE *setFout(PsqlSettings *pset, char *fname);
static char *selectVersion(PsqlSettings *pset);
/*
* usage print out usage for command line arguments
*/
@ -191,6 +194,7 @@ usage(char *progname)
fprintf(stderr, "\t -c query run single query (slash commands too)\n");
fprintf(stderr, "\t -d dbName specify database name\n");
fprintf(stderr, "\t -e echo the query sent to the backend\n");
fprintf(stderr, "\t -E echo all queries sent to the backend\n");
fprintf(stderr, "\t -f filename use file as a source of queries\n");
fprintf(stderr, "\t -F sep set the field separator (default is '|')\n");
fprintf(stderr, "\t -h host set database server host\n");
@ -242,7 +246,7 @@ slashUsage(PsqlSettings *pset)
if (pset->notty == 0 &&
(pagerenv = getenv("PAGER")) &&
(pagerenv[0] != '\0') &&
screen_size.ws_row <= 28 &&
screen_size.ws_row <= 35 &&
(fout = popen(pagerenv, "w")))
{
usePipe = 1;
@ -300,6 +304,13 @@ PSQLexec(PsqlSettings *pset, char *query)
{
PGresult *res;
if (pset->echoAllQueries)
{
fprintf(stderr, "QUERY: %s\n", query);
fprintf(stderr, "\n");
fflush(stderr);
}
res = PQexec(pset->db, query);
if (!res)
fputs(PQerrorMessage(pset->db), stderr);
@ -490,7 +501,7 @@ tableList(PsqlSettings *pset, bool deep_tablelist, char info_type,
{
/* Display the information */
fprintf(fout, "\nDatabase = %s\n", PQdb(pset->db));
fprintf(fout, "Database = %s\n", PQdb(pset->db));
fprintf(fout, " +------------------+----------------------------------+----------+\n");
fprintf(fout, " | Owner | Relation | Type |\n");
fprintf(fout, " +------------------+----------------------------------+----------+\n");
@ -511,6 +522,7 @@ tableList(PsqlSettings *pset, bool deep_tablelist, char info_type,
fprintf(fout, "\n");
}
fprintf(fout, " +------------------+----------------------------------+----------+\n");
fprintf(fout, "\n") ;
PQclear(res);
}
if (usePipe)
@ -614,7 +626,7 @@ rightsList(PsqlSettings *pset)
/* Display the information */
fprintf(fout, "\nDatabase = %s\n", PQdb(pset->db));
fprintf(fout, "Database = %s\n", PQdb(pset->db));
fprintf(fout, " +");
emitNtimes(fout, "-", maxCol1Len+2);
fprintf(fout, "+");
@ -780,12 +792,12 @@ tableDesc(PsqlSettings *pset, char *table, FILE *fout)
if(PQntuples(res2)) {
/*
* display the query.
* -Ryan 2/14/99
o * -Ryan 2/14/99
*/
fprintf(fout, "\nView = %s\n", table);
fprintf(fout, "View = %s\n", table);
fprintf(fout, "Query = %s\n", PQgetvalue(res2, 0, 1));
} else {
fprintf(fout, "\nTable = %s\n", table);
fprintf(fout, "Table = %s\n", table);
}
PQclear(res2);
@ -889,6 +901,7 @@ tableDesc(PsqlSettings *pset, char *table, FILE *fout)
fprintf(fout, "%s\n", PQgetvalue(res, i, 0));
else
fprintf(fout, " %s\n", PQgetvalue(res, i, 0));
fprintf(fout, "\n");
}
PQclear(res);
}
@ -2815,6 +2828,7 @@ main(int argc, char **argv)
int c;
char *home = NULL; /* Used to store $HOME */
char *version = NULL; /* PostgreSQL version */
MemSet(&settings, 0, sizeof settings);
settings.opt.align = 1;
@ -2845,7 +2859,7 @@ main(int argc, char **argv)
has_client_encoding = getenv("PGCLIENTENCODING");
#endif
while ((c = getopt(argc, argv, "Aa:c:d:ef:F:lh:Hnso:p:qStT:ux")) != EOF)
while ((c = getopt(argc, argv, "Aa:c:d:eEf:F:lh:Hnso:p:qStT:ux")) != EOF)
{
switch (c)
{
@ -2868,6 +2882,10 @@ main(int argc, char **argv)
case 'e':
settings.echoQuery = 1;
break;
case 'E':
settings.echoAllQueries = 1;
settings.echoQuery = 1;
break;
case 'f':
qfilename = optarg;
break;
@ -2956,7 +2974,12 @@ main(int argc, char **argv)
{
printf("Welcome to the POSTGRESQL interactive sql monitor:\n");
printf(" Please read the file COPYRIGHT for copyright terms "
"of POSTGRESQL\n\n");
"of POSTGRESQL\n");
if ( (version = selectVersion(&settings)) != NULL )
printf("[%s]\n", version);
printf("\n");
printf(" type \\? for help on slash commands\n");
printf(" type \\q to quit\n");
printf(" type \\g or terminate with semicolon to execute query\n");
@ -3230,3 +3253,28 @@ prompt_for_password(char *username, char *password)
printf("\n\n");
}
static char *
selectVersion(PsqlSettings *pset)
{
#define PGVERSIONBUFSZ 128
static char version[PGVERSIONBUFSZ+1];
PGresult *res;
char *query = "select version();";
if (!(res = PQexec(pset->db, query))) return(NULL);
if (PQresultStatus(res) == PGRES_COMMAND_OK ||
PQresultStatus(res) == PGRES_TUPLES_OK )
{
strncpy(version, PQgetvalue(res,0,0), PGVERSIONBUFSZ);
version[PGVERSIONBUFSZ] = '\0';
PQclear(res);
return(version);
}
else
{
PQclear(res);
return(NULL);
}
}