diff options
Diffstat (limited to 'src/backend/port/dynloader/bsdi.c')
-rw-r--r-- | src/backend/port/dynloader/bsdi.c | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/src/backend/port/dynloader/bsdi.c b/src/backend/port/dynloader/bsdi.c deleted file mode 100644 index cdf7444e112..00000000000 --- a/src/backend/port/dynloader/bsdi.c +++ /dev/null @@ -1,96 +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) 1996-2012, PostgreSQL Global Development Group - * Portions Copyright (c) 1994, Regents of the University of California - * - * - * IDENTIFICATION - * src/backend/port/dynloader/bsdi.c - * - *------------------------------------------------------------------------- - */ -#include "postgres.h" -#ifndef HAVE_DLOPEN - -extern char my_exec_path[]; - -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(my_exec_path))) - 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, "could not link C library"); - return NULL; - } - if (dld_undefined_sym_count > 0) - { - if (dld_link("/usr/lib/libm.a")) - { - elog(WARNING, "could not 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 */ - do - { - elog(WARNING, "\"%s\" is undefined", *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 */ |