Do not use an empty hostname.

When trying to connect to a given database libecpg should not try using an
empty hostname if no hostname was given.

diff --git a/src/interfaces/ecpg/ecpglib/connect.c b/src/interfaces/ecpg/ecpglib/connect.c
index 49f2d546bbe1bb5f1dbbca66b77b0c399f51d6cd..55c56807b2f6b628a4f976a284038a25d95ea59e 100644 (file)
--- a/src/interfaces/ecpg/ecpglib/connect.c
+++ b/src/interfaces/ecpg/ecpglib/connect.c
@@ -325,7 +325,7 @@ ECPGconnect(int lineno, int c, const char *name, const char *user, const char *p
 
    if (dbname != NULL)
    {
-       /* get the detail information out of dbname */
+       /* get the detail information from dbname */
        if (strncmp(dbname, "tcp:", 4) == 0 || strncmp(dbname, "unix:", 5) == 0)
        {
            int         offset = 0;
@@ -344,7 +344,7 @@ ECPGconnect(int lineno, int c, const char *name, const char *user, const char *p
                /*------
                 * new style:
                 *  <tcp|unix>:postgresql://server[:port|:/unixsocket/path:]
-                *  [/db name][?options]
+                *  [/db-name][?options]
                 *------
                 */
                offset += strlen("postgresql://");
@@ -427,8 +427,11 @@ ECPGconnect(int lineno, int c, const char *name, const char *user, const char *p
                }
                else
                {
-                   host = ecpg_strdup(dbname + offset, lineno);
-                   connect_params++;
+                   if (*(dbname + offset) != '\0')
+                   {
+                       host = ecpg_strdup(dbname + offset, lineno);
+                       connect_params++;
+                   }
                }
 
            }