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Annotation of 43BSDReno/libexec/bugfiler/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: (1) source distributions retain this entire copyright
        !             7:  * notice and comment, and (2) distributions including binaries display
        !             8:  * the following acknowledgement:  ``This product includes software
        !             9:  * developed by the University of California, Berkeley and its contributors''
        !            10:  * in the documentation or other materials provided with the distribution
        !            11:  * and in all advertising materials mentioning features or use of this
        !            12:  * software. Neither the name of the University nor the names of its
        !            13:  * contributors may be used to endorse or promote products derived
        !            14:  * from this software without specific prior written permission.
        !            15:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
        !            16:  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
        !            17:  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
        !            18:  */
        !            19: 
        !            20: #ifndef lint
        !            21: static char sccsid[] = "@(#)process.c  5.8 (Berkeley) 6/1/90";
        !            22: #endif /* not lint */
        !            23: 
        !            24: #include <bug.h>
        !            25: #include <sys/file.h>
        !            26: #include <sys/time.h>
        !            27: #include <stdio.h>
        !            28: #include <ctype.h>
        !            29: 
        !            30: char   pfile[MAXPATHLEN];                      /* permanent file name */
        !            31: 
        !            32: /*
        !            33:  * process --
        !            34:  *     copy report to permanent file,
        !            35:  *     update summary file.
        !            36:  */
        !            37: process()
        !            38: {
        !            39:        register int    rval;                   /* read return value */
        !            40:        struct timeval  tp;                     /* time of day */
        !            41:        int     lfd;                            /* lock file descriptor */
        !            42:        char    *ctime();
        !            43: 
        !            44:        if (access(LOCK_FILE, R_OK) || (lfd = open(LOCK_FILE, O_RDONLY, 0)) < 0)
        !            45:                error("can't find lock file %s.", LOCK_FILE);
        !            46:        if (flock(lfd, LOCK_EX))
        !            47:                error("can't get lock.", CHN);
        !            48:        sprintf(pfile, "%s/%s/%d", dir, folder, getnext());
        !            49:        fprintf(stderr, "\t%s\n", pfile);
        !            50:        if (!(freopen(pfile, "w", stdout)))
        !            51:                error("can't create %s.", pfile);
        !            52:        rewind(stdin);
        !            53:        while ((rval = read(fileno(stdin), bfr, sizeof(bfr))) != ERR && rval)
        !            54:                if (write(fileno(stdout), bfr, rval) != rval)
        !            55:                        error("write to %s failed.", pfile);
        !            56: 
        !            57:        /* append information to the summary file */
        !            58:        sprintf(bfr, "%s/%s", dir, SUMMARY_FILE);
        !            59:        if (!(freopen(bfr, "a", stdout)))
        !            60:                error("can't append to summary file %s.", bfr);
        !            61:        if (gettimeofday(&tp, (struct timezone *)NULL))
        !            62:                error("can't get time of day.", CHN);
        !            63:        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");
        !            64:        (void)flock(lfd, LOCK_UN);
        !            65:        (void)fclose(stdout);
        !            66: }
        !            67: 
        !            68: /*
        !            69:  * getnext --
        !            70:  *     get next file name (number)
        !            71:  */
        !            72: static
        !            73: getnext()
        !            74: {
        !            75:        register struct direct *d;              /* directory structure */
        !            76:        register DIR *dirp;                     /* directory pointer */
        !            77:        register int highval, newval;
        !            78:        register char *p;
        !            79: 
        !            80:        (void)sprintf(bfr, "%s/%s", dir, folder);
        !            81:        if (!(dirp = opendir(bfr)))
        !            82:                error("can't read folder directory %s.", bfr);
        !            83:        for (highval = -1; d = readdir(dirp);) {
        !            84:                for (p = d->d_name; *p && isdigit(*p); ++p);
        !            85:                if (!*p && (newval = atoi(d->d_name)) > highval)
        !            86:                        highval = newval;
        !            87:        }
        !            88:        closedir(dirp);
        !            89:        return(++highval);
        !            90: }

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