diff options
Diffstat (limited to 'src/backend/port/dynloader/bsdi.c')
-rw-r--r-- | src/backend/port/dynloader/bsdi.c | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/src/backend/port/dynloader/bsdi.c b/src/backend/port/dynloader/bsdi.c deleted file mode 100644 index 151e05a55b7..00000000000 --- a/src/backend/port/dynloader/bsdi.c +++ /dev/null @@ -1,98 +0,0 @@ -/*------------------------------------------------------------------------- - * - * dynloader.c - * Dynamic Loader for Postgres for Linux, generated from those for - * Ultrix. - * - * You need to install the dld library on your Linux system! - * - * Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group - * Portions Copyright (c) 1994, Regents of the University of California - * - * - * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/port/dynloader/bsdi.c,v 1.20 2002/06/20 20:29:33 momjian Exp $ - * - *------------------------------------------------------------------------- - */ -#include "postgres.h" -#ifndef HAVE_DLOPEN - -extern char pg_pathname[]; - -void * -pg_dlopen(char *filename) -{ - static int dl_initialized = 0; - - /* - * initializes the dynamic loader with the executable's pathname. - * (only needs to do this the first time pg_dlopen is called.) - */ - if (!dl_initialized) - { - if (dld_init(dld_find_executable(pg_pathname))) - return NULL; - - /* - * if there are undefined symbols, we want dl to search from the - * following libraries also. - */ - dl_initialized = 1; - } - - /* - * link the file, then check for undefined symbols! - */ - if (dld_link(filename)) - return NULL; - - /* - * If undefined symbols: try to link with the C and math libraries! - * This could be smarter, if the dynamic linker was able to handle - * shared libs! - */ - if (dld_undefined_sym_count > 0) - { - if (dld_link("/usr/lib/libc.a")) - { - elog(WARNING, "dld: Cannot link C library!"); - return NULL; - } - if (dld_undefined_sym_count > 0) - { - if (dld_link("/usr/lib/libm.a")) - { - elog(WARNING, "dld: Cannot link math library!"); - return NULL; - } - if (dld_undefined_sym_count > 0) - { - int count = dld_undefined_sym_count; - char **list = dld_list_undefined_sym(); - - /* list the undefined symbols, if any */ - elog(WARNING, "dld: Undefined:"); - do - { - elog(WARNING, " %s", *list); - list++; - count--; - } while (count > 0); - - dld_unlink_by_file(filename, 1); - return NULL; - } - } - } - - return (void *) strdup(filename); -} - -char * -pg_dlerror() -{ - return dld_strerror(dld_errno); -} - -#endif /* not HAVE_DLOPEN */ |