990 lines
18 KiB
C
990 lines
18 KiB
C
/*
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* Copyright (c) 1998 Sendmail, Inc. All rights reserved.
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* Copyright (c) 1992 Eric P. Allman. All rights reserved.
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* By using this file, you agree to the terms and conditions set
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* forth in the LICENSE file which can be found at the top level of
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* the sendmail distribution.
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*
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*/
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#ifndef lint
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static char sccsid[] = "@(#)makemap.c 8.62 (Berkeley) 6/24/98";
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#endif /* not lint */
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#include <sys/types.h>
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#include <sys/errno.h>
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#ifndef ISC_UNIX
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# include <sys/file.h>
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#endif
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#include "sendmail.h"
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#include "pathnames.h"
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#ifdef NDBM
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# include <ndbm.h>
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#endif
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#ifdef NEWDB
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# include <db.h>
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# ifndef DB_VERSION_MAJOR
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# define DB_VERSION_MAJOR 1
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# endif
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#endif
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enum type { T_DBM, T_BTREE, T_HASH, T_ERR, T_UNKNOWN };
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union dbent
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{
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#ifdef NDBM
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datum dbm;
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#endif
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#ifdef NEWDB
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DBT db;
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#endif
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struct
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{
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char *data;
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size_t size;
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} xx;
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};
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uid_t RealUid;
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gid_t RealGid;
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char *RealUserName;
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uid_t RunAsUid;
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uid_t RunAsGid;
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char *RunAsUserName;
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int Verbose = 2;
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bool DontInitGroups = TRUE;
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long DontBlameSendmail = DBS_SAFE;
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u_char tTdvect[100];
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uid_t TrustedFileUid = 0;
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#define BUFSIZE 1024
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int
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main(argc, argv)
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int argc;
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char **argv;
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{
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char *progname;
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char *cfile;
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bool inclnull = FALSE;
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bool notrunc = FALSE;
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bool allowreplace = FALSE;
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bool allowdups = FALSE;
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bool verbose = FALSE;
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bool foldcase = TRUE;
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int exitstat;
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int opt;
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char *typename;
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char *mapname;
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char *ext;
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int lineno;
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int st;
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int mode;
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int putflags;
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long dbcachesize = 1024 * 1024;
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enum type type;
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int fd;
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int sff = SFF_ROOTOK|SFF_REGONLY;
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struct passwd *pw;
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union
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{
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#ifdef NDBM
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DBM *dbm;
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#endif
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#ifdef NEWDB
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DB *db;
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#endif
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void *dbx;
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} dbp;
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union dbent key, val;
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#ifdef NEWDB
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# if DB_VERSION_MAJOR < 2
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BTREEINFO bti;
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HASHINFO hinfo;
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# else
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DB_INFO dbinfo;
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# endif
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#endif
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char ibuf[BUFSIZE];
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char fbuf[MAXNAME];
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char dbuf[MAXNAME];
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#ifdef NDBM
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char pbuf[MAXNAME];
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#endif
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#if _FFR_TRUSTED_FILE_OWNER
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FILE *cfp;
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char buf[MAXLINE];
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#endif
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static char rnamebuf[MAXNAME]; /* holds RealUserName */
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struct stat std;
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#ifdef NDBM
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struct stat stp;
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#endif
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extern char *optarg;
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extern int optind;
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progname = argv[0];
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cfile = _PATH_SENDMAILCF;
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RunAsUid = RealUid = getuid();
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RunAsGid = RealGid = getgid();
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pw = getpwuid(RealUid);
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if (pw != NULL)
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{
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if (strlen(pw->pw_name) > MAXNAME - 1)
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pw->pw_name[MAXNAME] = 0;
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sprintf(rnamebuf, "%s", pw->pw_name);
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}
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else
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sprintf(rnamebuf, "Unknown UID %d", (int) RealUid);
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RunAsUserName = RealUserName = rnamebuf;
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#if _FFR_NEW_MAKEMAP_FLAGS
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#define OPTIONS "C:Nc:dforsv"
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#else
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#define OPTIONS "C:Ndforsv"
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#endif
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while ((opt = getopt(argc, argv, OPTIONS)) != -1)
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{
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switch (opt)
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{
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case 'C':
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cfile = optarg;
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break;
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case 'N':
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inclnull = TRUE;
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break;
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#if _FFR_NEW_MAKEMAP_FLAGS
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case 'c':
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dbcachesize = atol(optarg);
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break;
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#endif
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case 'd':
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allowdups = TRUE;
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break;
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case 'f':
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foldcase = FALSE;
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break;
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case 'o':
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notrunc = TRUE;
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break;
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case 'r':
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allowreplace = TRUE;
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break;
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case 's':
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DontBlameSendmail |= DBS_MAPINUNSAFEDIRPATH|DBS_WRITEMAPTOHARDLINK|DBS_WRITEMAPTOSYMLINK|DBS_LINKEDMAPINWRITABLEDIR;
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break;
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case 'v':
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verbose = TRUE;
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break;
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default:
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type = T_ERR;
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break;
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}
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}
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if (!bitset(DBS_WRITEMAPTOSYMLINK, DontBlameSendmail))
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sff |= SFF_NOSLINK;
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if (!bitset(DBS_WRITEMAPTOHARDLINK, DontBlameSendmail))
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sff |= SFF_NOHLINK;
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if (!bitset(DBS_LINKEDMAPINWRITABLEDIR, DontBlameSendmail))
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sff |= SFF_NOWLINK;
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argc -= optind;
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argv += optind;
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if (argc != 2)
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type = T_ERR;
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else
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{
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typename = argv[0];
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mapname = argv[1];
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ext = NULL;
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if (strcmp(typename, "dbm") == 0)
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{
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type = T_DBM;
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}
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else if (strcmp(typename, "btree") == 0)
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{
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type = T_BTREE;
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ext = ".db";
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}
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else if (strcmp(typename, "hash") == 0)
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{
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type = T_HASH;
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ext = ".db";
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}
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else
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type = T_UNKNOWN;
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}
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#if _FFR_TRUSTED_FILE_OWNER
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if ((cfp = fopen(cfile, "r")) == NULL)
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{
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fprintf(stderr, "mailstats: ");
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perror(cfile);
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exit(EX_NOINPUT);
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}
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while (fgets(buf, sizeof(buf), cfp) != NULL)
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{
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register char *b;
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if ((b = strchr(buf, '\n')) != NULL)
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*b = '\0';
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b = buf;
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switch (*b++)
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{
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case 'O': /* option */
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if (strncasecmp(b, " TrustedFileOwner", 17) == 0 &&
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!(isascii(b[17]) && isalnum(b[17])))
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{
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b = strchr(b, '=');
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if (b == NULL)
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continue;
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while (isascii(*++b) && isspace(*b))
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continue;
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if (isascii(*b) && isdigit(*b))
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TrustedFileUid = atoi(b);
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else
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{
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register struct passwd *pw;
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TrustedFileUid = 0;
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pw = getpwnam(b);
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if (pw == NULL)
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fprintf(stderr,
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"TrustedFileOwner: unknown user %s", b);
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else
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TrustedFileUid = pw->pw_uid;
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}
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# ifdef UID_MAX
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if (TrustedFileUid > UID_MAX)
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{
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syserr("TrustedFileOwner: uid value (%ld) > UID_MAX (%ld)",
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TrustedFileUid, UID_MAX);
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TrustedFileUid = 0;
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}
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# endif
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break;
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}
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default:
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continue;
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}
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}
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(void) fclose(cfp);
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#endif
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switch (type)
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{
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case T_ERR:
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#if _FFR_NEW_MAKEMAP_FLAGS
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fprintf(stderr,
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"Usage: %s [-N] [-c cachesize] [-d] [-f] [-o] [-r] [-s] [-v] type mapname\n",
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progname);
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#else
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fprintf(stderr, "Usage: %s [-N] [-d] [-f] [-o] [-r] [-s] [-v] type mapname\n", progname);
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#endif
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exit(EX_USAGE);
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case T_UNKNOWN:
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fprintf(stderr, "%s: Unknown database type %s\n",
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progname, typename);
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exit(EX_USAGE);
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#ifndef NDBM
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case T_DBM:
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#endif
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#ifndef NEWDB
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case T_BTREE:
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case T_HASH:
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#endif
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fprintf(stderr, "%s: Type %s not supported in this version\n",
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progname, typename);
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exit(EX_UNAVAILABLE);
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#ifdef NEWDB
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case T_BTREE:
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# if DB_VERSION_MAJOR < 2
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bzero(&bti, sizeof bti);
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# else
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bzero(&dbinfo, sizeof dbinfo);
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# endif
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if (allowdups)
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{
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# if DB_VERSION_MAJOR < 2
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bti.flags |= R_DUP;
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# else
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dbinfo.flags |= DB_DUP;
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# endif
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}
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if (allowdups || allowreplace)
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putflags = 0;
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else
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{
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# if DB_VERSION_MAJOR < 2
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putflags = R_NOOVERWRITE;
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# else
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putflags = DB_NOOVERWRITE;
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# endif
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}
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break;
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case T_HASH:
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# if DB_VERSION_MAJOR < 2
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bzero(&hinfo, sizeof hinfo);
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# else
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bzero(&dbinfo, sizeof dbinfo);
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# endif
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if (allowreplace)
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putflags = 0;
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else
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{
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# if DB_VERSION_MAJOR < 2
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putflags = R_NOOVERWRITE;
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# else
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putflags = DB_NOOVERWRITE;
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# endif
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}
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break;
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#endif
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#ifdef NDBM
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case T_DBM:
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if (allowdups)
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{
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fprintf(stderr, "%s: Type %s does not support -d (allow dups)\n",
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progname, typename);
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exit(EX_UNAVAILABLE);
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}
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if (allowreplace)
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putflags = DBM_REPLACE;
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else
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putflags = DBM_INSERT;
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break;
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#endif
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}
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/*
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** Adjust file names.
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*/
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if (ext != NULL)
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{
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int el, fl;
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el = strlen(ext);
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fl = strlen(mapname);
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if (el + fl + 1 >= sizeof fbuf)
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{
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fprintf(stderr, "%s: file name too long", mapname);
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exit(EX_USAGE);
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}
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if (fl < el || strcmp(&mapname[fl - el], ext) != 0)
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{
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strcpy(fbuf, mapname);
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strcat(fbuf, ext);
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mapname = fbuf;
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}
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}
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if (!notrunc)
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sff |= SFF_CREAT;
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switch (type)
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{
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#ifdef NEWDB
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case T_BTREE:
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case T_HASH:
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if (strlen(mapname) >= sizeof dbuf)
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{
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fprintf(stderr,
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"%s: map name too long\n", mapname);
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exit(EX_USAGE);
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}
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strcpy(dbuf, mapname);
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if ((st = safefile(dbuf, RealUid, RealGid, RealUserName,
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sff, S_IWUSR, &std)) != 0)
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{
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fprintf(stderr,
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"%s: could not create: %s\n",
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dbuf, errstring(st));
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exit(EX_CANTCREAT);
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}
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break;
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#endif
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#ifdef NDBM
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case T_DBM:
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if (strlen(mapname) + 5 > sizeof dbuf)
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{
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fprintf(stderr,
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"%s: map name too long\n", mapname);
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exit(EX_USAGE);
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}
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sprintf(dbuf, "%s.dir", mapname);
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if ((st = safefile(dbuf, RealUid, RealGid, RealUserName,
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sff, S_IWUSR, &std)) != 0)
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{
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fprintf(stderr,
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"%s: could not create: %s\n",
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dbuf, errstring(st));
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exit(EX_CANTCREAT);
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}
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sprintf(pbuf, "%s.pag", mapname);
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if ((st = safefile(pbuf, RealUid, RealGid, RealUserName,
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sff, S_IWUSR, &stp)) != 0)
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{
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fprintf(stderr,
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"%s: could not create: %s\n",
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pbuf, errstring(st));
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exit(EX_CANTCREAT);
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}
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break;
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#endif
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default:
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fprintf(stderr,
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"%s: internal error: type %d\n",
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progname,
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type);
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exit(EX_SOFTWARE);
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}
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/*
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** Create the database.
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*/
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mode = O_RDWR;
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if (!notrunc)
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mode |= O_CREAT|O_TRUNC;
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#if O_EXLOCK
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mode |= O_EXLOCK;
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#else
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/* pre-lock the database */
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fd = safeopen(dbuf, mode & ~O_TRUNC, 0644, sff);
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if (fd < 0)
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{
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fprintf(stderr, "%s: cannot create type %s map %s\n",
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progname, typename, mapname);
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exit(EX_CANTCREAT);
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}
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#endif
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switch (type)
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{
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#ifdef NDBM
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case T_DBM:
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dbp.dbm = dbm_open(mapname, mode, 0644);
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if (dbp.dbm != NULL &&
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dbm_dirfno(dbp.dbm) == dbm_pagfno(dbp.dbm))
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{
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fprintf(stderr, "dbm map %s: cannot run with GDBM\n",
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mapname);
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dbm_close(dbp.dbm);
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exit(EX_CONFIG);
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}
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if (dbp.dbm != NULL &&
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(filechanged(dbuf, dbm_dirfno(dbp.dbm), &std) ||
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filechanged(pbuf, dbm_pagfno(dbp.dbm), &stp)))
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{
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fprintf(stderr,
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"dbm map %s: file changed after open\n",
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mapname);
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dbm_close(dbp.dbm);
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exit(EX_CANTCREAT);
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}
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if (geteuid() == 0 && TrustedFileUid != 0)
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{
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if (fchown(dbm_dirfno(dbp.dbm), TrustedFileUid, -1) < 0 ||
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fchown(dbm_pagfno(dbp.dbm), TrustedFileUid, -1) < 0)
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{
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fprintf(stderr,
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"WARNING: ownership change on %s failed: %s",
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mapname, errstring(errno));
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}
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}
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break;
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#endif
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#ifdef NEWDB
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case T_HASH:
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/* tweak some parameters for performance */
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# if DB_VERSION_MAJOR < 2
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hinfo.nelem = 4096;
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hinfo.cachesize = dbcachesize;
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# else
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dbinfo.h_nelem = 4096;
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dbinfo.db_cachesize = dbcachesize;
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# endif
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# if DB_VERSION_MAJOR < 2
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dbp.db = dbopen(mapname, mode, 0644, DB_HASH, &hinfo);
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# else
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{
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int flags = 0;
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if (bitset(O_CREAT, mode))
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flags |= DB_CREATE;
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if (bitset(O_TRUNC, mode))
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flags |= DB_TRUNCATE;
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dbp.db = NULL;
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errno = db_open(mapname, DB_HASH, flags, 0644,
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NULL, &dbinfo, &dbp.db);
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}
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# endif
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if (dbp.db != NULL)
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{
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int fd;
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# if DB_VERSION_MAJOR < 2
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fd = dbp.db->fd(dbp.db);
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# else
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fd = -1;
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errno = dbp.db->fd(dbp.db, &fd);
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# endif
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if (filechanged(dbuf, fd, &std))
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{
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fprintf(stderr,
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"db map %s: file changed after open\n",
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mapname);
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# if DB_VERSION_MAJOR < 2
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dbp.db->close(dbp.db);
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# else
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errno = dbp.db->close(dbp.db, 0);
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# endif
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exit(EX_CANTCREAT);
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}
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(void) (*dbp.db->sync)(dbp.db, 0);
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if (geteuid() == 0 && TrustedFileUid != 0)
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{
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if (fchown(fd, TrustedFileUid, -1) < 0)
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{
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fprintf(stderr,
|
||
"WARNING: ownership change on %s failed: %s",
|
||
mapname, errstring(errno));
|
||
}
|
||
}
|
||
}
|
||
break;
|
||
|
||
case T_BTREE:
|
||
/* tweak some parameters for performance */
|
||
# if DB_VERSION_MAJOR < 2
|
||
bti.cachesize = dbcachesize;
|
||
# else
|
||
dbinfo.db_cachesize = dbcachesize;
|
||
# endif
|
||
|
||
# if DB_VERSION_MAJOR < 2
|
||
dbp.db = dbopen(mapname, mode, 0644, DB_BTREE, &bti);
|
||
# else
|
||
{
|
||
int flags = 0;
|
||
|
||
if (bitset(O_CREAT, mode))
|
||
flags |= DB_CREATE;
|
||
if (bitset(O_TRUNC, mode))
|
||
flags |= DB_TRUNCATE;
|
||
|
||
dbp.db = NULL;
|
||
errno = db_open(mapname, DB_BTREE, flags, 0644,
|
||
NULL, &dbinfo, &dbp.db);
|
||
}
|
||
# endif
|
||
if (dbp.db != NULL)
|
||
{
|
||
int fd;
|
||
|
||
# if DB_VERSION_MAJOR < 2
|
||
fd = dbp.db->fd(dbp.db);
|
||
# else
|
||
fd = -1;
|
||
errno = dbp.db->fd(dbp.db, &fd);
|
||
# endif
|
||
if (filechanged(dbuf, fd, &std))
|
||
{
|
||
fprintf(stderr,
|
||
"db map %s: file changed after open\n",
|
||
mapname);
|
||
# if DB_VERSION_MAJOR < 2
|
||
dbp.db->close(dbp.db);
|
||
# else
|
||
errno = dbp.db->close(dbp.db, 0);
|
||
# endif
|
||
exit(EX_CANTCREAT);
|
||
}
|
||
(void) (*dbp.db->sync)(dbp.db, 0);
|
||
if (geteuid() == 0 && TrustedFileUid != 0)
|
||
{
|
||
if (fchown(fd, TrustedFileUid, -1) < 0)
|
||
{
|
||
fprintf(stderr,
|
||
"WARNING: ownership change on %s failed: %s",
|
||
mapname, errstring(errno));
|
||
}
|
||
}
|
||
}
|
||
break;
|
||
#endif
|
||
|
||
default:
|
||
fprintf(stderr, "%s: internal error: type %d\n",
|
||
progname, type);
|
||
exit(EX_SOFTWARE);
|
||
}
|
||
|
||
if (dbp.dbx == NULL)
|
||
{
|
||
fprintf(stderr, "%s: cannot open type %s map %s\n",
|
||
progname, typename, mapname);
|
||
exit(EX_CANTCREAT);
|
||
}
|
||
|
||
/*
|
||
** Copy the data
|
||
*/
|
||
|
||
lineno = 0;
|
||
exitstat = EX_OK;
|
||
while (fgets(ibuf, sizeof ibuf, stdin) != NULL)
|
||
{
|
||
register char *p;
|
||
|
||
lineno++;
|
||
|
||
/*
|
||
** Parse the line.
|
||
*/
|
||
|
||
p = strchr(ibuf, '\n');
|
||
if (p != NULL)
|
||
*p = '\0';
|
||
else if (!feof(stdin))
|
||
{
|
||
fprintf(stderr, "%s: %s: line %d: line too long (%ld bytes max)\n",
|
||
progname, mapname, lineno, (long) sizeof ibuf);
|
||
continue;
|
||
}
|
||
|
||
if (ibuf[0] == '\0' || ibuf[0] == '#')
|
||
continue;
|
||
if (isascii(ibuf[0]) && isspace(ibuf[0]))
|
||
{
|
||
fprintf(stderr, "%s: %s: line %d: syntax error (leading space)\n",
|
||
progname, mapname, lineno);
|
||
continue;
|
||
}
|
||
#ifdef NEWDB
|
||
if (type == T_HASH || type == T_BTREE)
|
||
{
|
||
bzero(&key.db, sizeof key.db);
|
||
bzero(&val.db, sizeof val.db);
|
||
}
|
||
#endif
|
||
|
||
key.xx.data = ibuf;
|
||
for (p = ibuf; *p != '\0' && !(isascii(*p) && isspace(*p)); p++)
|
||
{
|
||
if (foldcase && isascii(*p) && isupper(*p))
|
||
*p = tolower(*p);
|
||
}
|
||
key.xx.size = p - key.xx.data;
|
||
if (inclnull)
|
||
key.xx.size++;
|
||
if (*p != '\0')
|
||
*p++ = '\0';
|
||
while (isascii(*p) && isspace(*p))
|
||
p++;
|
||
if (*p == '\0')
|
||
{
|
||
fprintf(stderr, "%s: %s: line %d: no RHS for LHS %s\n",
|
||
progname, mapname, lineno, key.xx.data);
|
||
continue;
|
||
}
|
||
val.xx.data = p;
|
||
val.xx.size = strlen(p);
|
||
if (inclnull)
|
||
val.xx.size++;
|
||
|
||
/*
|
||
** Do the database insert.
|
||
*/
|
||
|
||
if (verbose)
|
||
{
|
||
printf("key=`%s', val=`%s'\n", key.xx.data, val.xx.data);
|
||
}
|
||
|
||
switch (type)
|
||
{
|
||
#ifdef NDBM
|
||
case T_DBM:
|
||
st = dbm_store(dbp.dbm, key.dbm, val.dbm, putflags);
|
||
break;
|
||
#endif
|
||
|
||
#ifdef NEWDB
|
||
case T_BTREE:
|
||
case T_HASH:
|
||
# if DB_VERSION_MAJOR < 2
|
||
st = (*dbp.db->put)(dbp.db, &key.db, &val.db, putflags);
|
||
# else
|
||
errno = (*dbp.db->put)(dbp.db, NULL, &key.db,
|
||
&val.db, putflags);
|
||
switch (errno)
|
||
{
|
||
case DB_KEYEXIST:
|
||
st = 1;
|
||
break;
|
||
|
||
case 0:
|
||
st = 0;
|
||
break;
|
||
|
||
default:
|
||
st = -1;
|
||
break;
|
||
}
|
||
# endif
|
||
break;
|
||
#endif
|
||
default:
|
||
break;
|
||
}
|
||
|
||
if (st < 0)
|
||
{
|
||
fprintf(stderr, "%s: %s: line %d: key %s: put error\n",
|
||
progname, mapname, lineno, key.xx.data);
|
||
perror(mapname);
|
||
exitstat = EX_IOERR;
|
||
}
|
||
else if (st > 0)
|
||
{
|
||
fprintf(stderr,
|
||
"%s: %s: line %d: key %s: duplicate key\n",
|
||
progname, mapname, lineno, key.xx.data);
|
||
}
|
||
}
|
||
|
||
/*
|
||
** Now close the database.
|
||
*/
|
||
|
||
switch (type)
|
||
{
|
||
#ifdef NDBM
|
||
case T_DBM:
|
||
dbm_close(dbp.dbm);
|
||
break;
|
||
#endif
|
||
|
||
#ifdef NEWDB
|
||
case T_HASH:
|
||
case T_BTREE:
|
||
# if DB_VERSION_MAJOR < 2
|
||
if ((*dbp.db->close)(dbp.db) < 0)
|
||
# else
|
||
if ((errno = (*dbp.db->close)(dbp.db, 0)) != 0)
|
||
# endif
|
||
{
|
||
fprintf(stderr, "%s: %s: error on close\n",
|
||
progname, mapname);
|
||
perror(mapname);
|
||
exitstat = EX_IOERR;
|
||
}
|
||
#endif
|
||
default:
|
||
break;
|
||
}
|
||
|
||
#if !O_EXLOCK
|
||
/* release locks */
|
||
close(fd);
|
||
#endif
|
||
|
||
exit (exitstat);
|
||
}
|
||
/*
|
||
** LOCKFILE -- lock a file using flock or (shudder) fcntl locking
|
||
**
|
||
** Parameters:
|
||
** fd -- the file descriptor of the file.
|
||
** filename -- the file name (for error messages).
|
||
** ext -- the filename extension.
|
||
** type -- type of the lock. Bits can be:
|
||
** LOCK_EX -- exclusive lock.
|
||
** LOCK_NB -- non-blocking.
|
||
**
|
||
** Returns:
|
||
** TRUE if the lock was acquired.
|
||
** FALSE otherwise.
|
||
*/
|
||
|
||
bool
|
||
lockfile(fd, filename, ext, type)
|
||
int fd;
|
||
char *filename;
|
||
char *ext;
|
||
int type;
|
||
{
|
||
# if !HASFLOCK
|
||
int action;
|
||
struct flock lfd;
|
||
extern int errno;
|
||
|
||
bzero(&lfd, sizeof lfd);
|
||
if (bitset(LOCK_UN, type))
|
||
lfd.l_type = F_UNLCK;
|
||
else if (bitset(LOCK_EX, type))
|
||
lfd.l_type = F_WRLCK;
|
||
else
|
||
lfd.l_type = F_RDLCK;
|
||
if (bitset(LOCK_NB, type))
|
||
action = F_SETLK;
|
||
else
|
||
action = F_SETLKW;
|
||
|
||
if (fcntl(fd, action, &lfd) >= 0)
|
||
return TRUE;
|
||
|
||
/*
|
||
** On SunOS, if you are testing using -oQ/tmp/mqueue or
|
||
** -oA/tmp/aliases or anything like that, and /tmp is mounted
|
||
** as type "tmp" (that is, served from swap space), the
|
||
** previous fcntl will fail with "Invalid argument" errors.
|
||
** Since this is fairly common during testing, we will assume
|
||
** that this indicates that the lock is successfully grabbed.
|
||
*/
|
||
|
||
if (errno == EINVAL)
|
||
return TRUE;
|
||
|
||
# else /* HASFLOCK */
|
||
|
||
if (flock(fd, type) >= 0)
|
||
return TRUE;
|
||
|
||
# endif
|
||
|
||
return FALSE;
|
||
}
|
||
|
||
/*VARARGS1*/
|
||
void
|
||
#ifdef __STDC__
|
||
message(const char *msg, ...)
|
||
#else
|
||
message(msg, va_alist)
|
||
const char *msg;
|
||
va_dcl
|
||
#endif
|
||
{
|
||
const char *m;
|
||
VA_LOCAL_DECL
|
||
|
||
m = msg;
|
||
if (isascii(m[0]) && isdigit(m[0]) &&
|
||
isascii(m[1]) && isdigit(m[1]) &&
|
||
isascii(m[2]) && isdigit(m[2]) && m[3] == ' ')
|
||
m += 4;
|
||
VA_START(msg);
|
||
vfprintf(stderr, m, ap);
|
||
VA_END;
|
||
fprintf(stderr, "\n");
|
||
}
|
||
|
||
/*VARARGS1*/
|
||
void
|
||
#ifdef __STDC__
|
||
syserr(const char *msg, ...)
|
||
#else
|
||
syserr(msg, va_alist)
|
||
const char *msg;
|
||
va_dcl
|
||
#endif
|
||
{
|
||
const char *m;
|
||
VA_LOCAL_DECL
|
||
|
||
m = msg;
|
||
if (isascii(m[0]) && isdigit(m[0]) &&
|
||
isascii(m[1]) && isdigit(m[1]) &&
|
||
isascii(m[2]) && isdigit(m[2]) && m[3] == ' ')
|
||
m += 4;
|
||
VA_START(msg);
|
||
vfprintf(stderr, m, ap);
|
||
VA_END;
|
||
fprintf(stderr, "\n");
|
||
}
|
||
|
||
const char *
|
||
errstring(err)
|
||
int err;
|
||
{
|
||
static char errstr[64];
|
||
#if !HASSTRERROR && !defined(ERRLIST_PREDEFINED)
|
||
extern char *sys_errlist[];
|
||
extern int sys_nerr;
|
||
#endif
|
||
|
||
/* handle pseudo-errors internal to sendmail */
|
||
switch (err)
|
||
{
|
||
case E_SM_OPENTIMEOUT:
|
||
return "Timeout on file open";
|
||
|
||
case E_SM_NOSLINK:
|
||
return "Symbolic links not allowed";
|
||
|
||
case E_SM_NOHLINK:
|
||
return "Hard links not allowed";
|
||
|
||
case E_SM_REGONLY:
|
||
return "Regular files only";
|
||
|
||
case E_SM_ISEXEC:
|
||
return "Executable files not allowed";
|
||
|
||
case E_SM_WWDIR:
|
||
return "World writable directory";
|
||
|
||
case E_SM_GWDIR:
|
||
return "Group writable directory";
|
||
|
||
case E_SM_FILECHANGE:
|
||
return "File changed after open";
|
||
|
||
case E_SM_WWFILE:
|
||
return "World writable file";
|
||
|
||
case E_SM_GWFILE:
|
||
return "Group writable file";
|
||
}
|
||
|
||
#if HASSTRERROR
|
||
return strerror(err);
|
||
#else
|
||
if (err < 0 || err >= sys_nerr)
|
||
{
|
||
sprintf(errstr, "Error %d", err);
|
||
return errstr;
|
||
}
|
||
return sys_errlist[err];
|
||
#endif
|
||
}
|