@@ -63,7 +63,7 @@ main(int argc, char *argv[])
6363enum trivalue prompt_password = TRI_DEFAULT ;
6464bool echo = false;
6565bool interactive = false;
66- char * conn_limit = NULL ;
66+ int conn_limit = -2 ; /* less than minimum valid value */
6767bool pwprompt = false;
6868char * newpassword = NULL ;
6969char newuser_buf [128 ];
@@ -91,6 +91,8 @@ main(int argc, char *argv[])
9191while ((c = getopt_long (argc ,argv ,"h:p:U:g:wWedDsSaArRiIlLc:PE" ,
9292long_options ,& optindex ))!= -1 )
9393{
94+ char * endptr ;
95+
9496switch (c )
9597{
9698case 'h' :
@@ -147,7 +149,14 @@ main(int argc, char *argv[])
147149login = TRI_NO ;
148150break ;
149151case 'c' :
150- conn_limit = pg_strdup (optarg );
152+ conn_limit = strtol (optarg ,& endptr ,10 );
153+ if (* endptr != '\0' || conn_limit < -1 )/* minimum valid value */
154+ {
155+ fprintf (stderr ,
156+ _ ("%s: invalid value for --connection-limit: %s\n" ),
157+ progname ,optarg );
158+ exit (1 );
159+ }
151160break ;
152161case 'P' :
153162pwprompt = true;
@@ -302,8 +311,8 @@ main(int argc, char *argv[])
302311appendPQExpBufferStr (& sql ," REPLICATION" );
303312if (replication == TRI_NO )
304313appendPQExpBufferStr (& sql ," NOREPLICATION" );
305- if (conn_limit != NULL )
306- appendPQExpBuffer (& sql ," CONNECTION LIMIT %s " ,conn_limit );
314+ if (conn_limit >= -1 )
315+ appendPQExpBuffer (& sql ," CONNECTION LIMIT %d " ,conn_limit );
307316if (roles .head != NULL )
308317{
309318SimpleStringListCell * cell ;