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- /* (C) Copyright 1993 by John G. Myers
- * All Rights Reserved.
- *
- * Permission to use, copy, modify, distribute, and sell this software
- * and its documentation for any purpose is hereby granted without
- * fee, provided that the above copyright notice appear in all copies
- * and that both that copyright notice and this permission notice
- * appear in supporting documentation, and that the name of John G.
- * Myers not be used in advertising or publicity pertaining to
- * distribution of the software without specific, written prior
- * permission. John G. Myers makes no representations about the
- * suitability of this software for any purpose. It is provided "as
- * is" without express or implied warranty.
- *
- * JOHN G. MYERS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
- * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
- * FITNESS, IN NO EVENT SHALL JOHN G. MYERS BE LIABLE FOR ANY SPECIAL,
- * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
- * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
- * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
- #include <stdio.h>
- #include <string.h>
- #include <errno.h>
- #include "common.h"
- #include "version.h"
- #include "xmalloc.h"
-
- #define MAXADDRESS 100
-
- extern char *getenv();
-
- extern int errno;
- extern int optind;
- extern char *optarg;
-
- main(argc, argv)
- int argc;
- char **argv;
- {
- int opt;
- char *fname = 0;
- char *subject = 0;
- char *descfname = 0;
- long maxsize = 0;
- char *outfname = 0;
- char *newsgroups = 0;
- char *ctype = 0;
- char *headers = 0;
- int i;
- char *p;
- char sbuf[1024];
- char fnamebuf[4096];
- int part;
- FILE *infile;
-
- if ((p = getenv("SPLITSIZE")) && *p >= '0' && *p <= '9') {
- maxsize = atoi(p);
- }
-
- while ((opt = getopt(argc, argv, "s:d:m:c:o:n:")) != EOF) {
- switch (opt) {
- case 's':
- subject = optarg;
- break;
-
- case 'd':
- descfname = optarg;
- break;
-
- case 'm':
- maxsize = atoi(optarg);
- break;
-
- case 'c':
- ctype = optarg;
- break;
-
- case 'o':
- outfname = optarg;
- break;
-
- case 'n':
- newsgroups = optarg;
- break;
-
- default:
- usage();
-
- }
- }
-
- if (ctype) {
- if (!cistrncmp(ctype, "text/", 5)) {
- fprintf(stderr, "This program is not appropriate for encoding textual data\n");
- exit(1);
- }
- if (cistrncmp(ctype, "application/", 12) && cistrncmp(ctype, "audio/", 6) &&
- cistrncmp(ctype, "image/", 6) && cistrncmp(ctype, "video/", 6)) {
- fprintf(stderr, "Content type must be subtype of application, audio, image, or video\n");
- exit(1);
- }
- }
-
- if (optind == argc) {
- fprintf(stderr, "An input file must be specified\n");
- usage();
- }
- fname = argv[optind++];
-
- /* Must have exactly one of -o, -n, or destination addrs */
- if (optind == argc) {
- if (outfname && newsgroups) {
- fprintf(stderr, "The -o and -n switches are mutually exclusive.\n");
- usage();
- }
- if (!outfname && !newsgroups) {
- fprintf(stderr, "Either an address or one of the -o or -n switches is required\n");
- usage();
- }
- if (newsgroups) {
- headers = xmalloc(strlen(newsgroups) + 25);
- sprintf(headers, "Newsgroups: %s\n", newsgroups);
- }
- }
- else {
- if (outfname) {
- fprintf(stderr, "The -o switch and addresses are mutually exclusive.\n");
- usage();
- }
- if (newsgroups) {
- fprintf(stderr, "The -n switch and addresses are mutually exclusive.\n");
- usage();
- }
- headers = xmalloc(strlen(argv[optind]) + 25);
- sprintf(headers, "To: %s", argv[optind]);
- for (i = optind+1; i < argc; i++) {
- headers = xrealloc(headers, strlen(headers)+strlen(argv[i]) + 25);
- strcat(headers, ",\n\t");
- strcat(headers, argv[i]);
- }
- strcat(headers, "\n");
- }
-
- if (!subject) {
- fputs("Subject: ", stdout);
- fflush(stdout);
- if (!fgets(sbuf, sizeof(sbuf), stdin)) {
- fprintf(stderr, "A subject is required\n");
- usage();
- }
- if (p = strchr(sbuf, '\n')) *p = '\0';
- subject = sbuf;
- }
-
- if (!outfname) {
- if (getenv("TMPDIR")) {
- strcpy(fnamebuf, getenv("TMPDIR"));
- }
- else {
- strcpy(fnamebuf, "/tmp");
- }
- strcat(fnamebuf, "/mpackXXXXXX");
- mktemp(fnamebuf);
- outfname = strsave(fnamebuf);
- }
-
- if (encode(fname, descfname, subject, headers, maxsize, ctype, outfname)) exit(1);
-
- if (optind < argc || newsgroups) {
- for (part = 0;;part++) {
- sprintf(fnamebuf, "%s.%02d", outfname, part);
- infile = fopen(part ? fnamebuf : outfname, "r");
- if (!infile) {
- if (part) break;
- continue;
- }
- if (newsgroups) {
- inews(infile, newsgroups);
- }
- else {
- sendmail(infile, argv, optind);
- }
- fclose(infile);
- remove(part ? fnamebuf : outfname);
- }
- }
-
- exit(0);
- }
-
- usage()
- {
- fprintf(stderr, "mpack version %s\n", MPACK_VERSION);
- fprintf(stderr,
- "usage: mpack [-s subj] [-d file] [-m maxsize] [-c content-type] file address...\n");
- fprintf(stderr,
- " mpack [-s subj] [-d file] [-m maxsize] [-c content-type] -o file file\n");
- fprintf(stderr,
- " mpack [-s subj] [-d file] [-m maxsize] [-c content-type] -n groups file\n");
- exit(1);
- }
-
- sendmail(infile, addr, start)
- FILE *infile;
- char **addr;
- int start;
- {
- int status;
- int pid, i = 0, j = 0;
-
- if (start < 2) abort();
-
- #ifdef SCO
- addr[--start] = "execmail";
- #else
- addr[--start] = "-oi";
- addr[--start] = "sendmail";
- #endif
-
- do {
- pid = fork();
- } while (pid == -1 && errno == EAGAIN);
-
- if (pid == -1) {
- perror("fork");
- return;
- }
- if (pid != 0) {
- while (pid != wait(&status));
- return;
- }
-
- dup2(fileno(infile), 0);
- fclose(infile);
- #ifdef SCO
- execv("/usr/lib/mail/execmail", addr+start);
- #else
- execv("/usr/lib/sendmail", addr+start);
- #endif
- perror("execv");
- _exit(1);
- }
-
- inews(infile)
- FILE *infile;
- {
- int status;
- int pid;
-
- do {
- pid = fork();
- } while (pid == -1 && errno == EAGAIN);
-
- if (pid == -1) {
- perror("fork");
- return;
- }
- if (pid != 0) {
- while (pid != wait(&status));
- return;
- }
-
- dup2(fileno(infile), 0);
- fclose(infile);
- execlp("inews", "inews", "-h", "-S", (char *)0);
- execl("/usr/local/news/inews", "inews", "-h", "-S", (char *)0);
- execl("/etc/inews", "inews", "-h", "-S", (char *)0);
- execl("/usr/etc/inews", "inews", "-h", "-S", (char *)0);
- execl("/usr/news/inews", "inews", "-h", "-S", (char *)0);
- perror("execl");
- _exit(1);
- }
-
- warn()
- {
- abort();
- }
-