/* * fake - make up random lines resembling history-file entries, reproducibly * * -Log- */ #include #include #include #include #define MAXSTR 500 /* For sizing strings -- DON'T use BUFSIZ! */ #define STREQ(a, b) (*(a) == *(b) && strcmp((a), (b)) == 0) #ifndef lint static char RCSid[] = "$Header: /cvsroot/src/gnu/dist/libio/dbz/Attic/fake.c,v 1.1.1.5 1998/12/13 00:15:54 tv Exp $"; #endif int midonly = 0; /* just message ids, rest not realistic */ int tag = 0; /* tag lines with random digit for later use */ int expired = -1; /* percentage of lines to be expired */ int debug = 0; char *progname; char *inname; /* filename for messages etc. */ long lineno; /* line number for messages etc. */ void doline(); void addchars(); void seed(); /* - main - parse arguments and handle options */ int main(argc, argv) int argc; char *argv[]; { int c; int errflg = 0; FILE *in; struct stat statbuf; extern int optind; extern char *optarg; void process(); register long no; extern long atol(); char line[MAXSTR]; progname = argv[0]; while ((c = getopt(argc, argv, "ms:te:d")) != EOF) switch (c) { case 'm': /* message-ids only */ midonly = 1; break; case 's': /* seed */ seed(atol(optarg)); break; case 't': /* tag lines with a random digit */ tag = 1; break; case 'e': /* percentage to be expired */ expired = atoi(optarg); break; case 'd': /* Debugging. */ debug++; break; case '?': default: errflg++; break; } if (errflg || optind != argc - 1) { fprintf(stderr, "usage: %s ", progname); fprintf(stderr, "[-m] [-s seed] length\n"); exit(2); } for (no = atol(argv[optind]); no > 0; no--) { doline(line); puts(line); } #ifdef DBZ_FINISH DBZ_FINISH; #endif exit(0); } /* - doline - generate random history pseudo-line */ void doline(buf) char *buf; { char tagch[2]; (void) strcpy(buf, "<"); addchars(buf, range(4, 20)); (void) strcat(buf, "@"); addchars(buf, range(8, 20)); if (midonly) (void) strcat(buf, ">\tx"); else { if (tag) { tagch[0] = "1234567890"[range(0,9)]; tagch[1] = '\0'; (void) strcat(buf, ">\t"); (void) strcat(buf, tagch); (void) strcat(buf, "00000000~-"); } else (void) strcat(buf, ">\t1234567890~-"); } if (range(1, 100) > expired) { if (midonly) (void) strcat(buf, "\tx"); else { (void) strcat(buf, "\t"); addchars(buf, range(10, 30)); } } } /* - addchars - generate n random characters suitable for history file */ void addchars(buf, len) char *buf; int len; { register int i; register char *p = buf + strlen(buf); static char vocab[] = "1234567890.abcde.fghij.klmno.pqrst.uvwxyz.\ 1234567890.ABCDE.FGHIJ.KLMNO.PQRST.UVWXYZ.1234567890.\ 1234567890.abcde.fghij.klmno.pqrst.uvwxyz.1234567890"; for (i = len; i > 0; i--) *p++ = vocab[range(0, sizeof(vocab)-2)]; *p++ = '\0'; }