Gnu/Hurd: revert pipe-i/o EINTR handling changes

[exim.git] / src / src / lookups / pgsql.c

diff --git a/src/src/lookups/pgsql.c b/src/src/lookups/pgsql.c
index cece43b66b4750a744bb4eb4593f7cb477dc73f9..b5f60938e7946dba99b20504f80c01c216d32155 100644 (file)
--- a/src/src/lookups/pgsql.c
+++ b/src/src/lookups/pgsql.c
@@ -2,7 +2,7 @@
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
-/* Copyright (c) University of Cambridge 1995 - 2017 */
+/* Copyright (c) University of Cambridge 1995 - 2018 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 /* Thanks to Petr Cech for contributing the original code for these
@@ -53,7 +53,7 @@ pgsql_connection *cn;
 while ((cn = pgsql_connections) != NULL)
   {
   pgsql_connections = cn->next;
-  DEBUG(D_lookup) debug_printf("close PGSQL connection: %s\n", cn->server);
+  DEBUG(D_lookup) debug_printf_indent("close PGSQL connection: %s\n", cn->server);
   PQfinish(cn->handle);
   }
 }
@@ -77,7 +77,7 @@ static void
 notice_processor(void *arg, const char *message)
 {
 arg = arg;   /* Keep compiler happy */
-DEBUG(D_lookup) debug_printf("PGSQL: %s\n", message);
+DEBUG(D_lookup) debug_printf_indent("PGSQL: %s\n", message);
 }
 
 
@@ -124,11 +124,11 @@ perform_pgsql_search(const uschar *query, uschar *server, uschar **resultptr,
 PGconn *pg_conn = NULL;
 PGresult *pg_result = NULL;
 
-int i;
 gstring * result = NULL;
 int yield = DEFER;
 unsigned int num_fields, num_tuples;
 pgsql_connection *cn;
+rmark reset_point = store_mark();
 uschar *server_copy = NULL;
 uschar *sdata[3];
 
@@ -137,7 +137,7 @@ path, database, user, password. We can write to the string, since it is in a
 nextinlist temporary buffer. The copy of the string that is used for caching
 has the password removed. This copy is also used for debugging output. */
 
-for (i = 2; i >= 0; i--)
+for (int i = 2; i >= 0; i--)
   {
   uschar *pp = Ustrrchr(server, '/');
   if (!pp)
@@ -182,7 +182,7 @@ if (!cn)
     last_slash = Ustrrchr(server, '/');
     last_dot = Ustrrchr(server, '.');
 
-    DEBUG(D_lookup) debug_printf("PGSQL new connection: socket=%s "
+    DEBUG(D_lookup) debug_printf_indent("PGSQL new connection: socket=%s "
       "database=%s user=%s\n", server, sdata[0], sdata[1]);
 
     /* A valid socket name looks like this: /var/run/postgresql/.s.PGSQL.5432
@@ -222,7 +222,7 @@ if (!cn)
       return DEFER;
       }
 
-    DEBUG(D_lookup) debug_printf("PGSQL new connection: host=%s port=%s "
+    DEBUG(D_lookup) debug_printf_indent("PGSQL new connection: host=%s port=%s "
       "database=%s user=%s\n", server, port, sdata[0], sdata[1]);
     }
 
@@ -239,7 +239,7 @@ if (!cn)
 
   if(PQstatus(pg_conn) == CONNECTION_BAD)
     {
-    store_reset(server_copy);
+    reset_point = store_reset(reset_point);
     *errmsg = string_sprintf("PGSQL connection failed: %s",
       PQerrorMessage(pg_conn));
     PQfinish(pg_conn);
@@ -260,7 +260,7 @@ if (!cn)
 
   /* Add the connection to the cache */
 
-  cn = store_get(sizeof(pgsql_connection));
+  cn = store_get(sizeof(pgsql_connection), FALSE);
   cn->server = server_copy;
   cn->handle = pg_conn;
   cn->next = pgsql_connections;
@@ -271,7 +271,7 @@ if (!cn)
 
 else
   {
-  DEBUG(D_lookup) debug_printf("PGSQL using cached connection for %s\n",
+  DEBUG(D_lookup) debug_printf_indent("PGSQL using cached connection for %s\n",
     server_copy);
   }
 
@@ -289,7 +289,7 @@ switch(PQresultStatus(pg_result))
 
     result = string_cat(result, US PQcmdTuples(pg_result));
     *do_cache = 0;
-    DEBUG(D_lookup) debug_printf("PGSQL: command does not return any data "
+    DEBUG(D_lookup) debug_printf_indent("PGSQL: command does not return any data "
       "but was successful. Rows affected: %s\n", string_from_gstring(result));
     break;
 
@@ -320,7 +320,7 @@ num_tuples = PQntuples(pg_result);
 /* Get the fields and construct the result string. If there is more than one
 row, we insert '\n' between them. */
 
-for (i = 0; i < num_tuples; i++)
+for (int i = 0; i < num_tuples; i++)
   {
   if (result)
     result = string_catn(result, US"\n", 1);
@@ -329,14 +329,11 @@ for (i = 0; i < num_tuples; i++)
     result = string_catn(result,
        US PQgetvalue(pg_result, i, 0), PQgetlength(pg_result, i, 0));
   else
-    {
-    int j;
-    for (j = 0; j < num_fields; j++)
+    for (int j = 0; j < num_fields; j++)
       {
       uschar *tmp = US PQgetvalue(pg_result, i, j);
       result = lf_quote(US PQfname(pg_result, j), tmp, Ustrlen(tmp), result);
       }
-    }
   }
 
 /* If result is NULL then no data has been found and so we return FAIL. */
@@ -360,13 +357,13 @@ if (pg_result) PQclear(pg_result);
 
 if (result)
   {
-  store_reset(result->s + result->ptr + 1);
+  gstring_release_unused(result);
   *resultptr = string_from_gstring(result);
   return OK;
   }
 else
   {
-  DEBUG(D_lookup) debug_printf("%s\n", *errmsg);
+  DEBUG(D_lookup) debug_printf_indent("%s\n", *errmsg);
   return yield;      /* FAIL or DEFER */
   }
 }
@@ -431,7 +428,7 @@ while ((c = *t++) != 0)
   if (Ustrchr("\n\t\r\b\'\"\\", c) != NULL) count++;
 
 if (count == 0) return s;
-t = quoted = store_get(Ustrlen(s) + count + 1);
+t = quoted = store_get(Ustrlen(s) + count + 1, is_tainted(s));
 
 while ((c = *s++) != 0)
   {