*** 1.11	1994/03/12 00:24:45
--- help.c	1995/06/06 19:31:23
***************
*** 40,45 ****
--- 40,46 ----
  
  #include "protos.h"
  
+ #include <dirent.h>
  #include <sys/param.h>
  
  static int HelpCopy __P((int, FILE *));
***************
*** 139,144 ****
--- 140,152 ----
  	}
  }
  
+ static int
+ XXcmp(x, y)
+ char **x, **y;
+ {
+ 	return strcasecmp(*x, *y);
+ }
+ 
  /*
   * list the help topics available
   */
***************
*** 147,166 ****
  	int indx;
  	char *client;
  {
! 	char	buffer[MAXPATHLEN];
! 	FILE	*ls;
  
  	if (client)
! 		(void) sprintf(buffer, "ls -C %s/%s|expand", HELPDIR, client);
  	else
! 		(void) sprintf(buffer, "ls -C %s|expand", HELPDIR);
  
! 	if ((ls = popen(buffer, "r")) == NULL)
! 		return (0);
  
! 	HelpCopy(indx, ls);
  
! 	(void) pclose(ls);
  	return (1);
  }
  
--- 155,219 ----
  	int indx;
  	char *client;
  {
! 	char	line[81], dirname[MAXPATHLEN];
! 	DIR	*dirp;
! 	struct dirent *direntp;
! 	char	*p, **names, **np;
! 	int	i, r, c, rows, cols, cnt=50, longest=0;
! 
  
  	if (client)
! 		(void) sprintf(dirname, "%s/%s", HELPDIR, client);
  	else
! 		(void) strcpy(dirname, HELPDIR);
  
! 	if (dirname == NULL || *dirname == '\0')
! 		return(1);
  
! 	if ((dirp = opendir(dirname)) == NULL)
! 		return(1);
  
! 	names = (char **) malloc((cnt) * sizeof(char *));
! 	np = names;
! 
! 	while ((direntp = readdir(dirp)) != NULL) {
! 		if (*direntp->d_name == '.')
! 			continue;
! 		*np = strdup(direntp->d_name);
! 		if ((i = strlen(*np)) > longest)
! 			longest = i;
! 		np++;
! 		if (np == &names[cnt]) {
! 			cnt += 50;
! 			names = (char **)realloc(names, (cnt) * sizeof(char *));
! 			np = &names[cnt - 50];
! 		}
! 	}
! 	(void) closedir(dirp);
! 	*np = NULL;
! 	cnt = np - names;
! 	qsort(names, cnt, sizeof(char *), XXcmp);
! 
! 	longest += 2;
! 	cols = 70 / longest;
! 	longest = 70 / cols;
! 	rows = cnt / cols;
! 	if (cnt % cols)
! 		rows++;
! 
! 	for (r = 0; r < rows; r++) {
! 		for (c = 0; c < cols; c++) {
! 			i = (c * rows) + r;
! 			if (i > cnt)
! 				p = strdup("");
! 			else
! 				p = names[i];
! 			sprintf(&line[c*longest], "%-*s", longest, p);
! 			free(p);
! 		}
! 		DoReply(-LR_OK, "%d: %s", indx, line);
! 	}
! 	free(names);
  	return (1);
  }