Now that the shared library name can be adjusted in the library test,

have pg_upgrade allocate a maximum fixed size buffer for testing the
library file name, rather than base the allocation on the library name.

Backpatch to 9.1.

diff --git a/contrib/pg_upgrade/function.c b/contrib/pg_upgrade/function.c
index 988486b4503015d0ba05d614a74ba8001e689f0e..267f29143db34b3d404e34f9b05598e5953bc777 100644 (file)
--- a/contrib/pg_upgrade/function.c
+++ b/contrib/pg_upgrade/function.c
@@ -225,7 +225,7 @@ check_loadable_libraries(void)
        {
                char       *lib = os_info.libraries[libnum];
                int                     llen = strlen(lib);
-               char       *cmd = (char *) pg_malloc(8 + 2 * llen + 1);
+               char            cmd[7 + 2 * MAXPGPATH + 1];
                PGresult   *res;
 
                /*
@@ -266,7 +266,6 @@ check_loadable_libraries(void)
                }
 
                PQclear(res);
-               pg_free(cmd);
        }
 
        PQfinish(conn);