tools/mpack-1.6/unixpk.c

/* (C) Copyright 1993,1994 by Carnegie Mellon University
 * 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 Carnegie
 * Mellon University not be used in advertising or publicity
 * pertaining to distribution of the software without specific,
 * written prior permission.  Carnegie Mellon University makes no
 * representations about the suitability of this software for any
 * purpose.  It is provided "as is" without express or implied
 * warranty.
 *
 * CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
 * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY 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;

void usage(void);
void sendmail(FILE *infile, char **addr, int start);
void inews(FILE *infile);

int main(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;
    FILE *descfile = 0;

    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 (!strncasecmp(ctype, "text/", 5)) {
            fprintf(stderr, "This program is not appropriate for encoding textual data\n");
            exit(1);
        }
        if (strncasecmp(ctype, "application/", 12) && strncasecmp(ctype, "audio/", 6) &&
            strncasecmp(ctype, "image/", 6) && strncasecmp(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, "/usr/tmp");
        }
        strcat(fnamebuf, "/mpackXXXXXX");
        mktemp(fnamebuf);
        outfname = strsave(fnamebuf);
    }

    infile = fopen(fname, "r");
    if (!infile) {
        os_perror(fname);
        exit(1);
    }

    if (descfname) {
        descfile = fopen(descfname, "r");
        if (!descfile) {
            os_perror(descfname);
            exit(1);
        }
    }

    if (encode(infile, (FILE *)0, fname, descfile, 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);
            }
            else {
                sendmail(infile, argv, optind);
            }
            fclose(infile);
            remove(part ? fnamebuf : outfname);
        }
    }

    exit(0);
}

void usage(void)
{
    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);
}

void sendmail(FILE *infile, char **addr, int start)
{
    int status;
    int pid;

    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);
    execv("/usr/sbin/sendmail", addr+start);
#endif
    perror("execv");
    _exit(1);
}

void inews(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("/usr/local/lib/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);
    execl("/usr/news/bin/inews", "inews", "-h", "-S", (char *)0);
    perror("execl");
    _exit(1);
}

void warn(void)
{
    abort();
}
1	edhill	1.1	/* (C) Copyright 1993,1994 by Carnegie Mellon University
2			* All Rights Reserved.
3			*
4			* Permission to use, copy, modify, distribute, and sell this software
5			* and its documentation for any purpose is hereby granted without
6			* fee, provided that the above copyright notice appear in all copies
7			* and that both that copyright notice and this permission notice
8			* appear in supporting documentation, and that the name of Carnegie
9			* Mellon University not be used in advertising or publicity
10			* pertaining to distribution of the software without specific,
11			* written prior permission. Carnegie Mellon University makes no
12			* representations about the suitability of this software for any
13			* purpose. It is provided "as is" without express or implied
14			* warranty.
15			*
16			* CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
17			* THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
18			* AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
19			* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
20			* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
21			* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
22			* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
23			* SOFTWARE.
24			*/
25			#include <stdio.h>
26			#include <string.h>
27			#include <errno.h>
28			#include "common.h"
29			#include "version.h"
30			#include "xmalloc.h"
31
32			#define MAXADDRESS 100
33
34	jmc	1.3	extern char *getenv();
35
36			extern int errno;
37			extern int optind;
38			extern char *optarg;
39	edhill	1.1
40			void usage(void);
41			void sendmail(FILE infile, char *addr, int start);
42			void inews(FILE *infile);
43
44			int main(int argc, char **argv)
45			{
46			int opt;
47			char *fname = 0;
48			char *subject = 0;
49			char *descfname = 0;
50			long maxsize = 0;
51			char *outfname = 0;
52			char *newsgroups = 0;
53			char *ctype = 0;
54			char *headers = 0;
55			int i;
56			char *p;
57			char sbuf[1024];
58			char fnamebuf[4096];
59			int part;
60			FILE *infile;
61			FILE *descfile = 0;
62
63			if ((p = getenv("SPLITSIZE")) && p >= '0' && p <= '9') {
64			maxsize = atoi(p);
65			}
66
67	jmc	1.3	while ((opt = getopt(argc, argv, "s:d:m:c:o:n:")) != EOF) {
68	edhill	1.1	switch (opt) {
69			case 's':
70			subject = optarg;
71			break;
72
73			case 'd':
74			descfname = optarg;
75			break;
76
77			case 'm':
78			maxsize = atoi(optarg);
79			break;
80
81			case 'c':
82			ctype = optarg;
83			break;
84
85			case 'o':
86			outfname = optarg;
87			break;
88
89			case 'n':
90			newsgroups = optarg;
91			break;
92
93			default:
94			usage();
95
96			}
97			}
98
99			if (ctype) {
100			if (!strncasecmp(ctype, "text/", 5)) {
101			fprintf(stderr, "This program is not appropriate for encoding textual data\n");
102			exit(1);
103			}
104			if (strncasecmp(ctype, "application/", 12) && strncasecmp(ctype, "audio/", 6) &&
105			strncasecmp(ctype, "image/", 6) && strncasecmp(ctype, "video/", 6)) {
106			fprintf(stderr, "Content type must be subtype of application, audio, image, or video\n");
107			exit(1);
108			}
109			}
110
111			if (optind == argc) {
112			fprintf(stderr, "An input file must be specified\n");
113			usage();
114			}
115			fname = argv[optind++];
116
117			/* Must have exactly one of -o, -n, or destination addrs */
118			if (optind == argc) {
119			if (outfname && newsgroups) {
120			fprintf(stderr, "The -o and -n switches are mutually exclusive.\n");
121			usage();
122			}
123			if (!outfname && !newsgroups) {
124			fprintf(stderr, "Either an address or one of the -o or -n switches is required\n");
125			usage();
126			}
127			if (newsgroups) {
128			headers = xmalloc(strlen(newsgroups) + 25);
129			sprintf(headers, "Newsgroups: %s\n", newsgroups);
130			}
131			}
132			else {
133			if (outfname) {
134			fprintf(stderr, "The -o switch and addresses are mutually exclusive.\n");
135			usage();
136			}
137			if (newsgroups) {
138			fprintf(stderr, "The -n switch and addresses are mutually exclusive.\n");
139			usage();
140			}
141			headers = xmalloc(strlen(argv[optind]) + 25);
142			sprintf(headers, "To: %s", argv[optind]);
143			for (i = optind+1; i < argc; i++) {
144			headers = xrealloc(headers, strlen(headers)+strlen(argv[i]) + 25);
145			strcat(headers, ",\n\t");
146			strcat(headers, argv[i]);
147			}
148			strcat(headers, "\n");
149			}
150
151			if (!subject) {
152			fputs("Subject: ", stdout);
153			fflush(stdout);
154			if (!fgets(sbuf, sizeof(sbuf), stdin)) {
155			fprintf(stderr, "A subject is required\n");
156			usage();
157			}
158	jmc	1.3	if (p = strchr(sbuf, '\n')) *p = '\0';
159	edhill	1.1	subject = sbuf;
160			}
161
162			if (!outfname) {
163			if (getenv("TMPDIR")) {
164			strcpy(fnamebuf, getenv("TMPDIR"));
165			}
166			else {
167	jmc	1.3	strcpy(fnamebuf, "/usr/tmp");
168	edhill	1.1	}
169			strcat(fnamebuf, "/mpackXXXXXX");
170			mktemp(fnamebuf);
171			outfname = strsave(fnamebuf);
172			}
173
174			infile = fopen(fname, "r");
175			if (!infile) {
176			os_perror(fname);
177			exit(1);
178			}
179
180			if (descfname) {
181			descfile = fopen(descfname, "r");
182			if (!descfile) {
183			os_perror(descfname);
184			exit(1);
185			}
186			}
187
188			if (encode(infile, (FILE *)0, fname, descfile, subject, headers,
189			maxsize, ctype, outfname)) exit(1);
190
191			if (optind < argc \|\| newsgroups) {
192			for (part = 0;;part++) {
193			sprintf(fnamebuf, "%s.%02d", outfname, part);
194			infile = fopen(part ? fnamebuf : outfname, "r");
195			if (!infile) {
196			if (part) break;
197			continue;
198			}
199			if (newsgroups) {
200			inews(infile);
201			}
202			else {
203			sendmail(infile, argv, optind);
204			}
205			fclose(infile);
206			remove(part ? fnamebuf : outfname);
207			}
208			}
209
210			exit(0);
211			}
212
213			void usage(void)
214			{
215			fprintf(stderr, "mpack version %s\n", MPACK_VERSION);
216			fprintf(stderr,
217			"usage: mpack [-s subj] [-d file] [-m maxsize] [-c content-type] file address...\n");
218			fprintf(stderr,
219			" mpack [-s subj] [-d file] [-m maxsize] [-c content-type] -o file file\n");
220			fprintf(stderr,
221			" mpack [-s subj] [-d file] [-m maxsize] [-c content-type] -n groups file\n");
222			exit(1);
223			}
224
225			void sendmail(FILE infile, char *addr, int start)
226			{
227			int status;
228			int pid;
229
230			if (start < 2) abort();
231
232			#ifdef SCO
233			addr[--start] = "execmail";
234			#else
235			addr[--start] = "-oi";
236			addr[--start] = "sendmail";
237			#endif
238
239			do {
240			pid = fork();
241			} while (pid == -1 && errno == EAGAIN);
242
243			if (pid == -1) {
244			perror("fork");
245			return;
246			}
247			if (pid != 0) {
248			while (pid != wait(&status));
249			return;
250			}
251
252			dup2(fileno(infile), 0);
253			fclose(infile);
254			#ifdef SCO
255			execv("/usr/lib/mail/execmail", addr+start);
256			#else
257			execv("/usr/lib/sendmail", addr+start);
258			execv("/usr/sbin/sendmail", addr+start);
259			#endif
260			perror("execv");
261			_exit(1);
262			}
263
264			void inews(FILE *infile)
265			{
266			int status;
267			int pid;
268
269			do {
270			pid = fork();
271			} while (pid == -1 && errno == EAGAIN);
272
273			if (pid == -1) {
274			perror("fork");
275			return;
276			}
277			if (pid != 0) {
278			while (pid != wait(&status));
279			return;
280			}
281
282			dup2(fileno(infile), 0);
283			fclose(infile);
284			execlp("inews", "inews", "-h", "-S", (char *)0);
285			execl("/usr/local/news/inews", "inews", "-h", "-S", (char *)0);
286			execl("/usr/local/lib/news/inews", "inews", "-h", "-S", (char *)0);
287			execl("/etc/inews", "inews", "-h", "-S", (char *)0);
288			execl("/usr/etc/inews", "inews", "-h", "-S", (char *)0);
289			execl("/usr/news/inews", "inews", "-h", "-S", (char *)0);
290			execl("/usr/news/bin/inews", "inews", "-h", "-S", (char *)0);
291			perror("execl");
292			_exit(1);
293			}
294
295			void warn(void)
296			{
297			abort();
298			}