xref: /freebsd/contrib/ncurses/progs/tparm_type.c (revision 21817992b3314c908ab50f0bb88d2ee750b9c4ac)
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2  * Copyright 2020,2023 Thomas E. Dickey                                     *
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29 
30 /****************************************************************************
31  *  Author: Thomas E. Dickey                                                *
32  ****************************************************************************/
33 
34 #include <tparm_type.h>
35 
36 MODULE_ID("$Id: tparm_type.c,v 1.5 2023/04/08 15:57:01 tom Exp $")
37 
38 /*
39  * Lookup the type of call we should make to tparm().  This ignores the actual
40  * terminfo capability (bad, because it is not extensible), but makes this
41  * code portable to platforms where sizeof(int) != sizeof(char *).
42  */
43 TParams
tparm_type(const char * name)44 tparm_type(const char *name)
45 {
46 #define TD(code, longname, ti, tc) \
47     	{code, {longname} }, \
48 	{code, {ti} }, \
49 	{code, {tc} }
50 #define XD(code, onlyname) TD(code, onlyname, onlyname, onlyname)
51     TParams result = Numbers;
52     /* *INDENT-OFF* */
53     static const struct {
54 	TParams code;
55 	const char name[12];
56     } table[] = {
57 	TD(Num_Str,	"pkey_key",	"pfkey",	"pk"),
58 	TD(Num_Str,	"pkey_local",	"pfloc",	"pl"),
59 	TD(Num_Str,	"pkey_xmit",	"pfx",		"px"),
60 	TD(Num_Str,	"plab_norm",	"pln",		"pn"),
61 	TD(Num_Str_Str, "pkey_plab",	"pfxl",		"xl"),
62 #if NCURSES_XNAMES
63 	XD(Str,		"Cs"),
64 	XD(Str_Str,	"Ms"),
65 #endif
66     };
67     /* *INDENT-ON* */
68 
69     unsigned n;
70     for (n = 0; n < SIZEOF(table); n++) {
71 	if (!strcmp(name, table[n].name)) {
72 	    result = table[n].code;
73 	    break;
74 	}
75     }
76     return result;
77 }
78 
79 TParams
guess_tparm_type(int nparam,char ** p_is_s)80 guess_tparm_type(int nparam, char **p_is_s)
81 {
82     TParams result = Other;
83     switch (nparam) {
84     case 0:
85     case 1:
86 	if (!p_is_s[0])
87 	    result = Numbers;
88 	if (p_is_s[0])
89 	    result = Str;
90 	break;
91     case 2:
92 	if (!p_is_s[0] && !p_is_s[1])
93 	    result = Numbers;
94 	if (!p_is_s[0] && p_is_s[1])
95 	    result = Num_Str;
96 	if (p_is_s[0] && p_is_s[1])
97 	    result = Str_Str;
98 	break;
99     case 3:
100 	if (!p_is_s[0] && !p_is_s[1] && !p_is_s[2])
101 	    result = Numbers;
102 	if (!p_is_s[0] && p_is_s[1] && p_is_s[2])
103 	    result = Num_Str_Str;
104 	break;
105     default:
106 	break;
107     }
108     return result;
109 }
110