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Annotation of 43BSDReno/libexec/bugfiler/gethead.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[] = "@(#)gethead.c  5.8 (Berkeley) 6/1/90";
        !            22: #endif /* not lint */
        !            23: 
        !            24: #include <bug.h>
        !            25: #include <sys/stat.h>
        !            26: #include <stdio.h>
        !            27: #include "pathnames.h"
        !            28: 
        !            29: static int     chk1(), pbuf();
        !            30: 
        !            31: #define ENT(X) sizeof(X) - 1, X
        !            32: HEADER mailhead[] = {                          /* mail headers */
        !            33:        { NO, YES,  NULL, ENT("Date:"), },
        !            34:        { NO,  NO,  NULL, ENT("From "), },
        !            35:        { NO, YES,  NULL, ENT("From:"), },
        !            36:        { NO,  NO,  chk1, ENT("Index:"), },
        !            37:        { NO, YES,  NULL, ENT("Message-Id:"), },
        !            38:        { NO, YES,  NULL, ENT("Reply-To:"), },
        !            39:        { NO, YES,  NULL, ENT("Return-Path:"), },
        !            40:        { NO,  NO,  pbuf, ENT("Subject:"), },
        !            41:        { NO, YES,  NULL, ENT("To:"), },
        !            42:        { NO,  NO,  NULL, ENT("Apparently-To:"), },
        !            43:        { ERR, }
        !            44: };
        !            45: 
        !            46: FILE   *dfp;                           /* distf file pointer */
        !            47: char   dir[MAXNAMLEN],                 /* subject and folder */
        !            48:        folder[MAXNAMLEN];
        !            49: 
        !            50: /*
        !            51:  * gethead --
        !            52:  *     read mail and bug headers from bug report, construct redist headers
        !            53:  */
        !            54: gethead(redist)
        !            55:        int     redist;
        !            56: {
        !            57:        register HEADER *hp;            /* mail header pointer */
        !            58:        char    *strcpy(), *malloc();
        !            59: 
        !            60:        if (redist) {
        !            61:                int     fd;
        !            62:                char    *distf;
        !            63: 
        !            64:                distf = _PATH_TMP;
        !            65:                if (!(fd = mkstemp(distf)) || !(dfp = fdopen(fd, "w+")))
        !            66:                        error("can't create redistribution file %s.", distf);
        !            67:                /* disappear after last reference is closed */
        !            68:                (void)unlink(distf);
        !            69:        }
        !            70:        if (!freopen(tmpname, "r", stdin))
        !            71:                error("can't read temporary bug file %s.", tmpname);
        !            72: 
        !            73:        while (fgets(bfr, sizeof(bfr), stdin)) {
        !            74:                for (hp = mailhead; hp->found != ERR; ++hp)
        !            75:                        if (!hp->found)
        !            76:                                if (!strncmp(hp->tag, bfr, hp->len)) {
        !            77:                                        if (hp->valid && !((*(hp->valid))(bfr)))
        !            78:                                                break;
        !            79:                                        if (!(hp->line = malloc((u_int)(strlen(bfr) + 1))))
        !            80:                                                error("malloc failed.", CHN);
        !            81:                                        (void)strcpy(hp->line, bfr);
        !            82:                                        hp->found = YES;
        !            83:                                        break;
        !            84:                                }
        !            85:                if ((hp->found == ERR || hp->redist) && redist)
        !            86:                        fputs(bfr, dfp);
        !            87:        }
        !            88: 
        !            89:        if (!mailhead[INDX_TAG].found)
        !            90:                error("no readable \"Index:\" header in bug report.", CHN);
        !            91: }
        !            92: 
        !            93: /*
        !            94:  * chk1 --
        !            95:  *     parse the "Index:" line into folder and directory
        !            96:  */
        !            97: static
        !            98: chk1(line)
        !            99:        char    *line;
        !           100: {
        !           101:        register char   *C;             /* tmp pointer */
        !           102:        struct stat     sbuf;           /* existence check */
        !           103:        char    *index();
        !           104: 
        !           105:        if (sscanf(line, " Index: %s %s ", folder, dir) != 2)
        !           106:                return(NO);
        !           107:        if (C = index(folder, '/')) {   /* deal with "bin/from.c" */
        !           108:                if (C == folder)
        !           109:                        return(NO);
        !           110:                *C = EOS;
        !           111:        }
        !           112:        if (stat(dir, &sbuf) || (sbuf.st_mode & S_IFMT) != S_IFDIR)
        !           113:                return(NO);
        !           114:        (void)pbuf(line);
        !           115:        return(YES);
        !           116: }
        !           117: 
        !           118: /*
        !           119:  * pbuf --
        !           120:  *     kludge so that summary file looks pretty
        !           121:  */
        !           122: static
        !           123: pbuf(line)
        !           124:        char    *line;
        !           125: {
        !           126:        register char   *rp,                    /* tmp pointers */
        !           127:                        *wp;
        !           128: 
        !           129:        for (rp = line; *rp == ' ' || *rp == '\t'; ++rp);
        !           130:        for (wp = line; *rp; ++wp) {
        !           131:                if ((*wp = *rp++) != ' ' && *wp != '\t')
        !           132:                        continue;
        !           133:                *wp = ' ';
        !           134:                while (*rp == ' ' || *rp == '\t')
        !           135:                        ++rp;
        !           136:        }
        !           137:        if (wp[-1] == ' ')                      /* wp can't == line */
        !           138:                --wp;
        !           139:        *wp = EOS;
        !           140:        return(YES);
        !           141: }

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