Annotation of 43BSDTahoe/ucb/sendbug/process.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1986, 1987 Regents of the University of California.
        !             3:  * All rights reserved.
        !             4:  *
        !             5:  * Redistribution and use in source and binary forms are permitted
        !             6:  * provided that the above copyright notice and this paragraph are
        !             7:  * duplicated in all such forms and that any documentation,
        !             8:  * advertising materials, and other materials related to such
        !             9:  * distribution and use acknowledge that the software was developed
        !            10:  * by the University of California, Berkeley.  The name of the
        !            11:  * University may not be used to endorse or promote products derived
        !            12:  * from this software without specific prior written permission.
        !            13:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
        !            14:  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
        !            15:  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
        !            16:  */
        !            17: 
        !            18: #ifndef lint
        !            19: static char sccsid[] = "@(#)process.c  5.6 (Berkeley) 6/29/88";
        !            20: #endif /* not lint */
        !            21: 
        !            22: #include <bug.h>
        !            23: #include <sys/file.h>
        !            24: #include <sys/time.h>
        !            25: #include <stdio.h>
        !            26: #include <ctype.h>
        !            27: 
        !            28: char   pfile[MAXPATHLEN];                      /* permanent file name */
        !            29: 
        !            30: /*
        !            31:  * process --
        !            32:  *     copy report to permanent file,
        !            33:  *     update summary file.
        !            34:  */
        !            35: process()
        !            36: {
        !            37:        register int    rval;                   /* read return value */
        !            38:        struct timeval  tp;                     /* time of day */
        !            39:        int     lfd;                            /* lock file descriptor */
        !            40:        char    *ctime();
        !            41: 
        !            42:        if (access(LOCK_FILE, R_OK) || (lfd = open(LOCK_FILE, O_RDONLY, 0)) < 0)
        !            43:                error("can't find lock file %s.", LOCK_FILE);
        !            44:        if (flock(lfd, LOCK_EX))
        !            45:                error("can't get lock.", CHN);
        !            46:        sprintf(pfile, "%s/%s/%d", dir, folder, getnext());
        !            47:        fprintf(stderr, "\t%s\n", pfile);
        !            48:        if (!(freopen(pfile, "w", stdout)))
        !            49:                error("can't create %s.", pfile);
        !            50:        rewind(stdin);
        !            51:        while ((rval = read(fileno(stdin), bfr, sizeof(bfr))) != ERR && rval)
        !            52:                if (write(fileno(stdout), bfr, rval) != rval)
        !            53:                        error("write to %s failed.", pfile);
        !            54: 
        !            55:        /* append information to the summary file */
        !            56:        sprintf(bfr, "%s/%s", dir, SUMMARY_FILE);
        !            57:        if (!(freopen(bfr, "a", stdout)))
        !            58:                error("can't append to summary file %s.", bfr);
        !            59:        if (gettimeofday(&tp, (struct timezone *)NULL))
        !            60:                error("can't get time of day.", CHN);
        !            61:        printf("\n%s\t\t%s\t%s\t%s\tOwner: Bugs Bunny\n\tStatus: Received\n", pfile, ctime(&tp.tv_sec), mailhead[INDX_TAG].line, mailhead[SUBJ_TAG].found ? mailhead[SUBJ_TAG].line : "Subject:\n");
        !            62:        (void)flock(lfd, LOCK_UN);
        !            63:        (void)fclose(stdout);
        !            64: }
        !            65: 
        !            66: /*
        !            67:  * getnext --
        !            68:  *     get next file name (number)
        !            69:  */
        !            70: static
        !            71: getnext()
        !            72: {
        !            73:        register struct direct  *d;             /* directory structure */
        !            74:        register DIR    *dirp;                  /* directory pointer */
        !            75:        register int    highval,
        !            76:                        newval;
        !            77:        register char   *C;
        !            78: 
        !            79:        sprintf(bfr, "%s/%s", dir, folder);
        !            80:        if (!(dirp = opendir(bfr)))
        !            81:                error("can't read folder directory %s.", bfr);
        !            82:        for (highval = 0;d = readdir(dirp);)
        !            83:                for (C = d->d_name;;++C)
        !            84:                        if (!*C) {
        !            85:                                if ((newval = atoi(d->d_name)) > highval)
        !            86:                                        highval = newval;
        !            87:                                break;
        !            88:                        }
        !            89:                        else if (!isdigit(*C))
        !            90:                                break;
        !            91:        closedir(dirp);
        !            92:        return(++highval);
        !            93: }

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