1 /*
2 * A program to start a uucp batch job (uucico, uuxqt) if it is not
3 * already running and pass it the command line.
4 *
5 * Requires WORLD privilege.
6 */
7 #include <stdio.h>
8
9 #define WORKDIR "/usr/lib/uucp" /* where id files are kept */
10 /* primitive error logging - will have to do for now */
11 #define LOGFILE "/usr/lib/uucp/startuucp.err"
12 #define JOBID_LINE_FORMAT " Job %d entered on queue %s"
13 #define FMASK 0111
14
15 #define SMR$K_ALTER 0xD /* Alter Job Attributes SYMBIONT msg */
16 #define SMO$K_RLSTIM 0x20 /* Release-time option */
17
18 struct SYMBIONT_MESSAGE { /* Message for SYMBIONT Manager */
19 unsigned short int Request; /* Request number */
20 unsigned char Queue[16]; /* Queue Name */
21 unsigned short int JobID; /* JOB ID number */
22 unsigned char Option; /* RLSTIM Option */
23 unsigned char Time[8]; /* RLSTIM Value */
24 unsigned char End_Options; /* End of Options */
25 } Symbiont_Message;
26
main(argc,argv)27 main(argc,argv)
28 char *argv[];
29 {
30 FILE *f;
31 struct {int Size; struct SYMBIONT_MESSAGE *Ptr;} Message_Descr;
32 int i, fd;
33 int JobID;
34 char Queue[64];
35 char jidfile[64];
36 char cmdfile[64];
37
38 if (argc < 2) {
39 fprintf(stderr, "Usage: %s batch-command [args]\n", argv[0]);
40 exit(1);
41 }
42 sprintf(jidfile, "%s/%s.jid", WORKDIR, argv[1]);
43 sprintf(cmdfile, "%s/%s.dat", WORKDIR, argv[1]);
44 umask(FMASK);
45 /*
46 * Open the command file and write the command line to it.
47 */
48 if (argc > 2) {
49 if ((fd = creat(cmdfile, 0777, "txt")) > 0) {
50 write(fd, argv[2], strlen(argv[2]));
51 for (i = 3; i < argc; i++) {
52 write(fd, " ", 1);
53 write(fd, argv[i], strlen(argv[i]));
54 }
55 write(fd, "\n", 1);
56 close(fd);
57 } else
58 logerr("%s: can not create\n", cmdfile);
59 }
60 /*
61 * Open the JOB ID file and extract the Job and QUEUE
62 */
63 f = fopen(jidfile, "r");
64 if (f == NULL)
65 exit(0); /* No file, UUCICO running or dead */
66 i = fscanf(f, JOBID_LINE_FORMAT, &JobID, Queue);
67 fclose(f);
68 if (i != 2) {
69 logerr("%s: bad format\n", jidfile);
70 exit(1); /* No Job, PUNT! */
71 }
72 /*
73 * Construct the SYMBIONT MANAGER message
74 */
75 Symbiont_Message.Request = SMR$K_ALTER; /* Alter Job Attrs. */
76 Symbiont_Message.Queue[0] = strlen(Queue);
77 strcpy(&Symbiont_Message.Queue[1],Queue); /* In this Queue */
78 Symbiont_Message.JobID = JobID; /* This Job */
79 Symbiont_Message.Option = SMO$K_RLSTIM; /* Mod Release Time */
80 sys$gettim(Symbiont_Message.Time); /* to NOW */
81 Symbiont_Message.End_Options = 0;
82 /*
83 * Send message to Symbiont Manager
84 */
85 Message_Descr.Size = sizeof(Symbiont_Message);
86 Message_Descr.Ptr = &Symbiont_Message;
87 i = sys$sndsmb(&Message_Descr,0);
88 if (!(i & 1)) {
89 logerr("Symbiont error 0x%x Jobid %d Queue %s\n", i, JobID,
90 Queue);
91 exit(1);
92 }
93 /*
94 * DONE:
95 */
96 exit(0);
97 }
98
logerr(fmt,a,b,c,d)99 logerr(fmt, a, b, c, d)
100 char *fmt;
101 {
102 long t;
103 char *p, *ctime();
104 FILE *f;
105
106 fprintf(stderr, fmt, a, b, c, d);
107 if ((f = fopen(LOGFILE, "a")) == NULL)
108 return;
109 time(&t);
110 p = ctime(&t);
111 p[24] = '\0';
112 fputs(&p[4], f);
113 fprintf(f, fmt, a, b, c, d);
114 fclose(f);
115 }
116