, * for all\n");
fprintf(stderr, " \\e [] -- edit the current query buffer or , \\E execute too\n");
static void
-do_connect(const char *new_dbname, PsqlSettings * settings)
+do_connect(const char *new_dbname,
+ const char *new_user,
+ PsqlSettings * settings)
{
char *dbname = PQdb(settings->db);
if (!new_dbname)
fprintf(stderr, "\\connect must be followed by a database name\n");
else {
- PGconn *olddb = settings->db;
+ PGconn *olddb = settings->db;
+ char *userenv;
printf("closing connection to database: %s\n", dbname);
+ if (new_user != NULL) {
+ /*
+ PQsetdb() does not allow us to specify the user,
+ so we have to do it via PGUSER
+ */
+ userenv = malloc(strlen("PGUSER=") + strlen(new_user) + 1);
+ sprintf(userenv,"PGUSER=%s",new_user);
+ putenv(userenv);
+ free(userenv);
+ }
settings->db = PQsetdb(PQhost(olddb), PQport(olddb),
NULL, NULL, new_dbname);
- printf("connecting to new database: %s\n", new_dbname);
+ if (!new_user)
+ printf("connecting to new database: %s\n", new_dbname);
+ else
+ printf("connecting to new database: %s as user: %s\n",
+ new_dbname,new_user);
if (PQstatus(settings->db) == CONNECTION_BAD) {
fprintf(stderr, "%s\n", PQerrorMessage(settings->db));
printf("reconnecting to %s\n", dbname);
* assuming it's not a one-character command. If it's a one-character
* command, this is meaningless.
*/
+ char *optarg3;
+ /*
+ * Pointer inside the second string to the argument of the slash command
+ * assuming it's not a one-character command. If it's a one-character
+ * command, this is meaningless.
+ */
char *cmd;
/*
* String: value of the slash command, less the slash and with escape
* sequences decoded.
*/
int blank_loc;
+ int blank_loc2;
/* Offset within of first blank */
cmd = malloc(strlen(line)); /* unescaping better not make string grow. */
optarg = NULL;
blank_loc = strcspn(cmd, " \t");
- if (blank_loc == 0)
+ if (blank_loc == 0) {
optarg2 = NULL;
- else
+ optarg3 = NULL;
+ } else {
optarg2 = cmd + blank_loc + strspn(cmd + blank_loc, " \t");
-
-
+ blank_loc2 = strcspn(optarg2, " \t");
+ if (blank_loc2 == 0 || *(optarg2 + blank_loc2) == '\0')
+ optarg3 = NULL;
+ else {
+ optarg3 = optarg2 + blank_loc2 + strspn(optarg2 + blank_loc2, " \t");
+ *(optarg2 + blank_loc2) = '\0';
+ }
+ }
+
switch (cmd[0]) {
case 'a': /* toggles to align fields on output */
toggle(settings, &settings->opt.align, "field alignment");
if (strncmp(cmd, "copy ", strlen("copy ")) == 0)
do_copy(optarg2, settings);
else if (strncmp(cmd, "connect ", strlen("connect ")) == 0)
- do_connect(optarg2, settings);
+ do_connect(optarg2, optarg3, settings);
else
- do_connect(optarg, settings);
+ do_connect(optarg, optarg2, settings);
}
break;
case 'd': /* \d describe tables or columns in a table */
.\" This is -*-nroff-*-
.\" XXX standard disclaimer belongs here....
-.\" $Header: /cvsroot/pgsql/src/man/Attic/psql.1,v 1.7 1997/04/10 11:58:59 scrappy Exp $
+.\" $Header: /cvsroot/pgsql/src/man/Attic/psql.1,v 1.8 1997/05/21 03:12:23 momjian Exp $
.TH PSQL UNIX 1/20/96 PostgreSQL PostgreSQL
.SH NAME
psql \(em run the interactive query front-end
Toggle field alignment when printing out table elements.
.IP "\eC \fIcaption\fR"
Set the HTML3.0 table caption.
-.IP "\econnect \fIdbname\fR"
+.IP "\econnect \fIdbname\fR \fIusername\fR"
Establish a connection to a new database. The previous connection is closed.
.IP "\ecopy \fItable\fR {FROM | TO} \fIfilename\fR"
Perform a frontend copy. This is an operation that runs a SQL COPY command,