helpmod2/hcommand.c

   1 #include <assert.h>
   2 #include <string.h>
   3 #include <stdlib.h>
   4
   5 #include "../lib/sstring.h"
   6
   7 #include "helpmod.h"
   8 #include "hcommand.h"
   9 #include "hgen.h"
  10
  11 hcommand* hcommand_add(const char *str, hlevel lvl, hcommand_function func, const char *command_help)
  12 {
  13     hcommand *tmp, **ptr = &hcommands;
  14
  15     assert(hcommand_get(str, lvl) == NULL);
  16
  17     for (;*ptr && (*ptr)->level <= lvl;ptr = &(*ptr)->next);
  18
  19     tmp = *ptr;
  20     *ptr = (hcommand*)malloc(sizeof (hcommand));
  21
  22     (*ptr)->name = getsstring(str, strlen(str));
  23     (*ptr)->help = getsstring(command_help, strlen(command_help));
  24     (*ptr)->level = lvl;
  25     (*ptr)->function = func;
  26     (*ptr)->next = tmp;
  27
  28     return *ptr;
  29 }
  30
  31 int hcommand_del(const char *str)
  32 {
  33     hcommand **ptr = &hcommands;
  34
  35     assert(hcommand_get(str, H_NONE) != NULL);
  36
  37     for (;*ptr;ptr = &(*ptr)->next)
  38         if (!ci_strcmp(str, (*ptr)->name->content))
  39         {
  40             hcommand *tmp = (*ptr)->next;
  41             freesstring((*ptr)->name);
  42             free(*ptr);
  43             *ptr = tmp;
  44
  45             return 0;
  46         }
  47     return 0;
  48 }
  49
  50 int hcommand_del_all(void)
  51 {
  52     while (hcommands)
  53         hcommand_del(hcommands->name->content);
  54     return 0;
  55 }
  56
  57
  58 hcommand* hcommand_get(const char *str, hlevel lvl)
  59 {
  60     hcommand *ptr = hcommands;
  61
  62     for (;ptr && ptr->level <= lvl;ptr = ptr->next)
  63         if (!ci_strcmp(str, ptr->name->content))
  64             return ptr;
  65
  66     return NULL;
  67 }
  68
  69 hcommand* hcommand_list(hlevel lvl)
  70 {
  71     static hcommand *position = NULL;
  72     hcommand *tmp;
  73
  74     if (position == NULL || position->level > lvl)
  75     {
  76         position = hcommands;
  77         return NULL;
  78     }
  79
  80     tmp = position;
  81     position = position->next;
  82
  83     return tmp;
  84 }
  85
  86 int hcommand_is_command(const char *str)
  87 {
  88     if (*str == '-' || *str == '?')
  89         return 1;
  90     if ((!strncmp(str, helpmodnick->nick, strlen(helpmodnick->nick)) && str[strlen(helpmodnick->nick)] == ' '))
  91         return 1;
  92     return 0;
  93 }