@@ -7,5 +7,5 @@ shell: erl -pa ebin clean: - cd src && make - cd priv && make + cd src && make clean + cd priv && make clean Makefile @@ -36,6 +36,28 @@ static ErlDrvData start(ErlDrvPort port, char* cmd) { db_create(&db, NULL, 0); status = db->open(db, NULL, DB_PATH, NULL, DB_BTREE, open_flags, 0); + if(status != 0) { + char *error_reason; + + switch(status){ + case DB_OLD_VERSION: + error_reason = "the file was created with a different version."; + break; + + case EINVAL: + error_reason = "the file was opened with incorrect flags. Perhaps the system does not support the DB_THREAD flag?"; + break; + + case DB_RUNRECOVERY: + error_reason = "the file needs to be recovered, it may be corrupt."; + break; + default: + error_reason = "of an unkown reason."; + } + + fprintf(stderr, "Unabled to open file: %s because %s\n\n", DB_PATH, error_reason); + } + retval->port = port; retval->db = db; priv/bdb_drv.c 4378c320c86a0937ac26107639d72942921d82c7 Matt Williamson mwilliamson@mwilliamson-vmware.(none) http://github.com/dawsdesign/erl_bdb_sample/commit/f6c097bf646e5bd3269c12a4c7146f14fea90bba f6c097bf646e5bd3269c12a4c7146f14fea90bba 2009-05-26T07:48:34-07:00 2009-05-26T07:48:34-07:00 Fixed makefile. 94a73f7cbd2b01ea6b569733fd958b6a74d93588 Matt Williamson mwilliamson@mwilliamson-vmware.(none)