release/src/router/libncurses/ncurses/tinfo/lib_ti.c

   1 /****************************************************************************
   2  * Copyright (c) 1998-2009,2010 Free Software Foundation, Inc.              *
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  28
  29 /****************************************************************************
  30  *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
  31  *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
  32  *     and: Thomas E. Dickey                        1996-on                 *
  33  ****************************************************************************/
  34
  35 #include <curses.priv.h>
  36
  37 #include <tic.h>
  38
  39 MODULE_ID("$Id: lib_ti.c,v 1.29 2010/01/23 17:57:43 tom Exp $")
  40
  41 #if 0
  42 static bool
  43 same_name(const char *a, const char *b)
  44 {
  45     fprintf(stderr, "compare(%s,%s)\n", a, b);
  46     return !strcmp(a, b);
  47 }
  48 #else
  49 #define same_name(a,b) !strcmp(a,b)
  50 #endif
  51
  52 NCURSES_EXPORT(int)
  53 NCURSES_SP_NAME(tigetflag) (NCURSES_SP_DCLx NCURSES_CONST char *str)
  54 {
  55     int result = ABSENT_BOOLEAN;
  56     int i, j;
  57
  58     T((T_CALLED("tigetflag(%p, %s)"), (void *) SP_PARM, str));
  59
  60     if (HasTInfoTerminal(SP_PARM)) {
  61         TERMTYPE *tp = &(TerminalOf(SP_PARM)->type);
  62         struct name_table_entry const *entry_ptr;
  63
  64         entry_ptr = _nc_find_type_entry(str, BOOLEAN, FALSE);
  65         if (entry_ptr != 0) {
  66             j = entry_ptr->nte_index;
  67         }
  68 #if NCURSES_XNAMES
  69         else {
  70             j = -1;
  71             for_each_ext_boolean(i, tp) {
  72                 const char *capname = ExtBoolname(tp, i, boolnames);
  73                 if (same_name(str, capname)) {
  74                     j = i;
  75                     break;
  76                 }
  77             }
  78         }
  79 #endif
  80         if (j >= 0) {
  81             /* note: setupterm forces invalid booleans to false */
  82             result = tp->Booleans[j];
  83         }
  84     }
  85
  86     returnCode(result);
  87 }
  88
  89 #if NCURSES_SP_FUNCS
  90 NCURSES_EXPORT(int)
  91 tigetflag(NCURSES_CONST char *str)
  92 {
  93     return NCURSES_SP_NAME(tigetflag) (CURRENT_SCREEN, str);
  94 }
  95 #endif
  96
  97 NCURSES_EXPORT(int)
  98 NCURSES_SP_NAME(tigetnum) (NCURSES_SP_DCLx NCURSES_CONST char *str)
  99 {
 100     int i, j;
 101     int result = CANCELLED_NUMERIC;     /* Solaris returns a -1 on error */
 102
 103     T((T_CALLED("tigetnum(%p, %s)"), (void *) SP_PARM, str));
 104
 105     if (HasTInfoTerminal(SP_PARM)) {
 106         TERMTYPE *tp = &(TerminalOf(SP_PARM)->type);
 107         struct name_table_entry const *entry_ptr;
 108
 109         entry_ptr = _nc_find_type_entry(str, NUMBER, FALSE);
 110         if (entry_ptr != 0) {
 111             j = entry_ptr->nte_index;
 112         }
 113 #if NCURSES_XNAMES
 114         else {
 115             j = -1;
 116             for_each_ext_number(i, tp) {
 117                 const char *capname = ExtNumname(tp, i, numnames);
 118                 if (same_name(str, capname)) {
 119                     j = i;
 120                     break;
 121                 }
 122             }
 123         }
 124 #endif
 125         if (j >= 0) {
 126             if (VALID_NUMERIC(tp->Numbers[j]))
 127                 result = tp->Numbers[j];
 128             else
 129                 result = ABSENT_NUMERIC;
 130         }
 131     }
 132
 133     returnCode(result);
 134 }
 135
 136 #if NCURSES_SP_FUNCS
 137 NCURSES_EXPORT(int)
 138 tigetnum(NCURSES_CONST char *str)
 139 {
 140     return NCURSES_SP_NAME(tigetnum) (CURRENT_SCREEN, str);
 141 }
 142 #endif
 143
 144 NCURSES_EXPORT(char *)
 145 NCURSES_SP_NAME(tigetstr) (NCURSES_SP_DCLx NCURSES_CONST char *str)
 146 {
 147     char *result = CANCELLED_STRING;
 148     int i, j;
 149
 150     T((T_CALLED("tigetstr(%p, %s)"), (void *) SP_PARM, str));
 151
 152     if (HasTInfoTerminal(SP_PARM)) {
 153         TERMTYPE *tp = &(TerminalOf(SP_PARM)->type);
 154         struct name_table_entry const *entry_ptr;
 155
 156         entry_ptr = _nc_find_type_entry(str, STRING, FALSE);
 157         if (entry_ptr != 0) {
 158             j = entry_ptr->nte_index;
 159         }
 160 #if NCURSES_XNAMES
 161         else {
 162             j = -1;
 163             for_each_ext_string(i, tp) {
 164                 const char *capname = ExtStrname(tp, i, strnames);
 165                 if (same_name(str, capname)) {
 166                     j = i;
 167                     break;
 168                 }
 169             }
 170         }
 171 #endif
 172         if (j >= 0) {
 173             /* note: setupterm forces cancelled strings to null */
 174             result = tp->Strings[j];
 175         }
 176     }
 177
 178     returnPtr(result);
 179 }
 180
 181 #if NCURSES_SP_FUNCS
 182 NCURSES_EXPORT(char *)
 183 tigetstr(NCURSES_CONST char *str)
 184 {
 185     return NCURSES_SP_NAME(tigetstr) (CURRENT_SCREEN, str);
 186 }
 187 #endif