1996-01-22 01:38:06 +00:00
|
|
|
/*
|
|
|
|
* describe(1) -- Copyright 1993-1995 James Brookes. See the README and
|
|
|
|
* man page for details.
|
|
|
|
*
|
|
|
|
* We have to have this pragma in here; Orca/C's bit 5 optimization
|
|
|
|
* (loop invariant removal) kills code somewhere in this file, resulting
|
|
|
|
* in a system panic.
|
|
|
|
*/
|
|
|
|
|
|
|
|
#pragma optimize 31
|
1996-01-22 01:27:37 +00:00
|
|
|
|
|
|
|
#include <stdio.h>
|
|
|
|
#include <stdlib.h>
|
|
|
|
#include <string.h>
|
1996-01-22 01:38:06 +00:00
|
|
|
#include <ctype.h>
|
|
|
|
#include <getopt.h>
|
|
|
|
#include "desc.h"
|
1996-01-22 01:27:37 +00:00
|
|
|
|
1996-01-22 02:40:50 +00:00
|
|
|
#define _VERSION_ "v1.0.2"
|
1996-01-22 01:27:37 +00:00
|
|
|
|
|
|
|
/* prototypes */
|
|
|
|
|
|
|
|
void usage(char *callname);
|
|
|
|
void print_entry(FILE *FInPtr, long int index);
|
|
|
|
void myprintf(char *string, int wordwrap_size);
|
|
|
|
|
1996-01-22 01:38:06 +00:00
|
|
|
int Vflag;
|
|
|
|
|
|
|
|
void version (char *callname) {
|
|
|
|
Vflag++;
|
|
|
|
fprintf(stderr,"%s version %s\n",callname,_VERSION_);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
void usage(char *callname) {
|
|
|
|
if (!Vflag) version(callname);
|
|
|
|
fprintf(stderr,"usage: %s [-hv] <utility_name>\n",callname);
|
|
|
|
exit(-1);
|
|
|
|
}
|
|
|
|
|
|
|
|
void myprintf(char *string, int wordwrap_size) {
|
|
|
|
int length = 0;
|
|
|
|
char *headString, *tailString;
|
|
|
|
|
|
|
|
headString = tailString = string;
|
|
|
|
printf("\n");
|
|
|
|
while (1) {
|
|
|
|
tailString++; length++;
|
|
|
|
if (*tailString == '\0') {
|
|
|
|
printf("%s",headString);
|
|
|
|
return;
|
|
|
|
} else if (length == wordwrap_size) {
|
|
|
|
while (*tailString != ' ')
|
|
|
|
tailString--;
|
|
|
|
*tailString = '\0';
|
|
|
|
printf("%s\n",headString);
|
|
|
|
headString = tailString+1;
|
|
|
|
length = 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void print_entry(FILE *FInPtr, long int index) {
|
|
|
|
char *buffer;
|
1996-01-22 02:40:50 +00:00
|
|
|
int i;
|
1996-01-22 01:38:06 +00:00
|
|
|
|
1996-01-22 02:40:50 +00:00
|
|
|
if ((buffer = (char *) malloc (1024)) == 0)
|
|
|
|
{
|
|
|
|
fprintf(stderr,"couldn't allocate buffer\n");
|
|
|
|
exit (-1);
|
|
|
|
}
|
1996-01-22 01:38:06 +00:00
|
|
|
|
|
|
|
fseek(FInPtr,index,SEEK_SET);
|
|
|
|
|
|
|
|
printf("%s",VERSION);
|
|
|
|
fgets(buffer,MAX_LINE_LENGTH,FInPtr);
|
|
|
|
printf("%s",buffer);
|
1996-01-22 02:40:50 +00:00
|
|
|
|
|
|
|
printf("%s",SHELL);
|
|
|
|
fgets(buffer,MAX_LINE_LENGTH,FInPtr);
|
|
|
|
printf("%s",buffer);
|
|
|
|
|
1996-01-22 01:38:06 +00:00
|
|
|
printf("%s",AUTHOR);
|
|
|
|
fgets(buffer,MAX_LINE_LENGTH,FInPtr);
|
|
|
|
printf("%s",buffer);
|
|
|
|
|
|
|
|
printf("%s",CONTACT);
|
|
|
|
fgets(buffer,MAX_LINE_LENGTH,FInPtr);
|
|
|
|
printf("%s",buffer);
|
|
|
|
|
|
|
|
printf("%s",WHERE);
|
|
|
|
fgets(buffer,MAX_LINE_LENGTH,FInPtr);
|
|
|
|
printf("%s",buffer);
|
|
|
|
|
|
|
|
printf("%s",FTP);
|
|
|
|
fgets(buffer,MAX_LINE_LENGTH,FInPtr);
|
|
|
|
printf("%s",buffer);
|
|
|
|
|
|
|
|
fgets(buffer,1024,FInPtr);
|
|
|
|
myprintf(buffer,75);
|
|
|
|
|
|
|
|
free(buffer);
|
1996-01-22 01:27:37 +00:00
|
|
|
#ifdef STACK_CHECK
|
1996-01-22 01:38:06 +00:00
|
|
|
printf("Stack: %d\n",end_stack_check());
|
1996-01-22 01:27:37 +00:00
|
|
|
#endif
|
1996-01-22 01:38:06 +00:00
|
|
|
exit(0);
|
|
|
|
}
|
|
|
|
|
|
|
|
int main (int argc, char **argv) {
|
|
|
|
FILE *FInPtr;
|
|
|
|
char searchName[NAME_LEN];
|
|
|
|
int2 verbose, numOfEntries, cmp, offset1, offset2, check, i;
|
|
|
|
nameEntry nameStruct;
|
|
|
|
int c, errflag;
|
1996-01-22 02:40:50 +00:00
|
|
|
char *p, *tmp;
|
|
|
|
char *db_path;
|
|
|
|
|
1996-01-22 01:27:37 +00:00
|
|
|
#ifdef STACK_CHECK
|
1996-01-22 01:38:06 +00:00
|
|
|
begin_stack_check();
|
1996-01-22 01:27:37 +00:00
|
|
|
#endif
|
|
|
|
|
1996-01-22 01:38:06 +00:00
|
|
|
verbose = FALSE;
|
|
|
|
Vflag = FALSE;
|
|
|
|
errflag = FALSE;
|
1996-01-22 01:27:37 +00:00
|
|
|
|
1996-01-22 02:40:50 +00:00
|
|
|
/* Get database path: If DESCDB is set, use it,
|
|
|
|
otherwise use DATABASE */
|
|
|
|
|
|
|
|
if (getenv("DESCDB") == 0)
|
|
|
|
{
|
|
|
|
if ((db_path = strdup(DATABASE)) == 0)
|
|
|
|
{
|
|
|
|
fprintf(stderr,"couldn't allocate path variable\n");
|
|
|
|
exit (-1);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
if ((db_path = strdup(getenv("DESCDB"))) == 0)
|
|
|
|
{
|
|
|
|
fprintf(stderr,"couldn't allocate path variable\n");
|
|
|
|
exit (-1);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
1996-01-22 01:38:06 +00:00
|
|
|
while ((c = getopt(argc,argv,"hvV")) != EOF) {
|
|
|
|
switch (c) {
|
|
|
|
case 'v':
|
1996-01-22 01:27:37 +00:00
|
|
|
verbose = TRUE;
|
1996-01-22 01:38:06 +00:00
|
|
|
break;
|
|
|
|
case 'V':
|
|
|
|
version(basename(argv[0]));
|
|
|
|
break;
|
|
|
|
case 'h':
|
|
|
|
default:
|
|
|
|
errflag = TRUE;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (errflag || (argc-optind != 1))
|
1996-01-22 02:40:50 +00:00
|
|
|
{
|
|
|
|
free (db_path);
|
1996-01-22 01:38:06 +00:00
|
|
|
usage(basename(argv[0]));
|
1996-01-22 02:40:50 +00:00
|
|
|
}
|
|
|
|
|
1996-01-22 01:38:06 +00:00
|
|
|
|
1996-01-22 02:40:50 +00:00
|
|
|
if ((FInPtr = fopen(db_path,"rb")) == NULL) {
|
1996-01-22 01:38:06 +00:00
|
|
|
perror("couldn't open database");
|
1996-01-22 02:40:50 +00:00
|
|
|
free (db_path);
|
1996-01-22 01:38:06 +00:00
|
|
|
exit(-1);
|
|
|
|
}
|
|
|
|
fread(&numOfEntries,2,1,FInPtr);
|
|
|
|
offset1 = 0;
|
|
|
|
offset2 = numOfEntries-1;
|
1996-01-22 02:40:50 +00:00
|
|
|
|
1996-01-22 01:38:06 +00:00
|
|
|
strcpy(searchName,argv[optind]);
|
|
|
|
i=0;
|
|
|
|
p = searchName;
|
|
|
|
while (*p) {
|
|
|
|
*p = tolower(*p);
|
|
|
|
p++;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (verbose)
|
|
|
|
printf("Searching...\n");
|
|
|
|
|
|
|
|
while (1) {
|
|
|
|
check = ((offset2-offset1)/2) + offset1;
|
|
|
|
fseek(FInPtr,2+(check*sizeof(nameEntry)),SEEK_SET);
|
|
|
|
fread(&nameStruct,sizeof(nameEntry),1,FInPtr);
|
1996-01-22 02:40:50 +00:00
|
|
|
|
|
|
|
if((tmp = strdup(nameStruct.name)) == 0)
|
|
|
|
{
|
|
|
|
fprintf(stderr,"couldn't copy name string\n");
|
|
|
|
free (db_path);
|
|
|
|
exit (-1);
|
|
|
|
}
|
|
|
|
p = nameStruct.name;
|
|
|
|
while (*p) {
|
|
|
|
*p = tolower(*p);
|
|
|
|
p++;
|
|
|
|
}
|
1996-01-22 01:38:06 +00:00
|
|
|
cmp = strcmp(nameStruct.name,searchName);
|
|
|
|
|
|
|
|
if (verbose)
|
1996-01-22 02:40:50 +00:00
|
|
|
printf(" checked %s\n",tmp);
|
1996-01-22 01:38:06 +00:00
|
|
|
|
1996-01-22 02:40:50 +00:00
|
|
|
if (cmp > 0) { /* name bigger than searchName */
|
1996-01-22 01:38:06 +00:00
|
|
|
offset2 = check-1;
|
1996-01-22 02:40:50 +00:00
|
|
|
} else if (cmp < 0) { /* name smaller than searchName */
|
1996-01-22 01:38:06 +00:00
|
|
|
offset1 = check+1;
|
|
|
|
} else {
|
|
|
|
if (verbose) {
|
1996-01-22 02:40:50 +00:00
|
|
|
printf("Found entry %s!\n",tmp);
|
1996-01-22 01:38:06 +00:00
|
|
|
#ifdef STACK_CHECK
|
|
|
|
printf("Stack: %d\n",end_stack_check());
|
|
|
|
#endif
|
1996-01-22 02:40:50 +00:00
|
|
|
free (db_path);
|
|
|
|
free (tmp);
|
|
|
|
exit(0);
|
1996-01-22 01:27:37 +00:00
|
|
|
}
|
|
|
|
|
1996-01-22 02:40:50 +00:00
|
|
|
printf("%s%s\n",NAME,tmp);
|
|
|
|
free (db_path);
|
|
|
|
free (tmp);
|
1996-01-22 01:38:06 +00:00
|
|
|
print_entry(FInPtr,nameStruct.offset);
|
|
|
|
}
|
1996-01-22 01:27:37 +00:00
|
|
|
|
1996-01-22 01:38:06 +00:00
|
|
|
if (offset1 > offset2) {
|
|
|
|
printf("Entry '%s' not found in describe database.\n",searchName);
|
|
|
|
#ifdef STACK_CHECK
|
|
|
|
printf("Stack: %d\n",end_stack_check());
|
|
|
|
#endif
|
1996-01-22 02:40:50 +00:00
|
|
|
free (db_path);
|
|
|
|
free (tmp);
|
1996-01-22 01:38:06 +00:00
|
|
|
exit(1);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|