xref: /freebsd/contrib/ncurses/ncurses/tinfo/lib_longname.c (revision 21817992b3314c908ab50f0bb88d2ee750b9c4ac)
1 /****************************************************************************
2  * Copyright 2020,2021 Thomas E. Dickey                                     *
3  * Copyright 1998-2010,2015 Free Software Foundation, Inc.                  *
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29 
30 /****************************************************************************
31  *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
32  *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
33  *     and: Thomas E. Dickey                        1996-on                 *
34  *     and: Juergen Pfeifer                         2009                    *
35  ****************************************************************************/
36 
37 /*
38 **	lib_longname.c
39 **
40 **	The routine longname().
41 **
42 */
43 
44 #include <curses.priv.h>
45 
46 MODULE_ID("$Id: lib_longname.c,v 1.15 2021/04/03 22:36:21 tom Exp $")
47 
48 #if USE_REENTRANT
NCURSES_EXPORT(char *)49 NCURSES_EXPORT(char *)
50 NCURSES_SP_NAME(longname) (NCURSES_SP_DCL0)
51 {
52     static char empty[] =
53     {'\0'};
54 
55     T((T_CALLED("longname(%p)"), (void *) SP_PARM));
56 
57     if (SP_PARM) {
58 	char *ptr;
59 
60 	for (ptr = SP_PARM->_ttytype + strlen(SP_PARM->_ttytype);
61 	     ptr > SP_PARM->_ttytype;
62 	     ptr--)
63 	    if (*ptr == '|')
64 		returnPtr(ptr + 1);
65 	returnPtr(SP_PARM->_ttytype);
66     }
67     return empty;
68 }
69 
70 #if NCURSES_SP_FUNCS
71 NCURSES_EXPORT(char *)
longname(void)72 longname(void)
73 {
74     return NCURSES_SP_NAME(longname) (CURRENT_SCREEN);
75 }
76 #endif
77 
78 #else
79 
80 /* a dummy entrypoint is simpler than generating a conditional in curses.h */
81 #if NCURSES_SP_FUNCS
82 NCURSES_EXPORT(char *)
83 NCURSES_SP_NAME(longname) (NCURSES_SP_DCL0)
84 {
85     (void) SP_PARM;
86     return longname();
87 }
88 #endif
89 
90 NCURSES_EXPORT(char *)
91 longname(void)
92 {
93     char *ptr;
94 
95     T((T_CALLED("longname()")));
96 
97     for (ptr = ttytype + strlen(ttytype);
98 	 ptr > ttytype;
99 	 ptr--)
100 	if (*ptr == '|')
101 	    returnPtr(ptr + 1);
102     returnPtr(ttytype);
103 }
104 #endif
105