1 c42a1d3d 2006-02-21 devnull #include "a.h"
  2 c42a1d3d 2006-02-21 devnull 
  3 c42a1d3d 2006-02-21 devnull /*
  4 c42a1d3d 2006-02-21 devnull  * 10. Input and Output Conventions and Character Translation.
  5 c42a1d3d 2006-02-21 devnull  */
  6 c42a1d3d 2006-02-21 devnull 
  7 c42a1d3d 2006-02-21 devnull /* set escape character */
  8 c42a1d3d 2006-02-21 devnull void
  9 c42a1d3d 2006-02-21 devnull r_ec(int argc, Rune **argv)
 10 c42a1d3d 2006-02-21 devnull {
 11 c42a1d3d 2006-02-21 devnull 	if(argc == 1)
 12 c42a1d3d 2006-02-21 devnull 		backslash = '\\';
 13 c42a1d3d 2006-02-21 devnull 	else
 14 c42a1d3d 2006-02-21 devnull 		backslash = argv[1][0];
 15 c42a1d3d 2006-02-21 devnull }
 16 c42a1d3d 2006-02-21 devnull 
 17 c42a1d3d 2006-02-21 devnull /* turn off escape character */
 18 c42a1d3d 2006-02-21 devnull void
 19 c42a1d3d 2006-02-21 devnull r_eo(int argc, Rune **argv)
 20 c42a1d3d 2006-02-21 devnull {
 21 c42a1d3d 2006-02-21 devnull 	USED(argc);
 22 c42a1d3d 2006-02-21 devnull 	USED(argv);
 23 c42a1d3d 2006-02-21 devnull 	backslash = -2;
 24 c42a1d3d 2006-02-21 devnull }
 25 c42a1d3d 2006-02-21 devnull 
 26 c42a1d3d 2006-02-21 devnull /* continuous underline (same as ul in troff) for the next N lines */
 27 c42a1d3d 2006-02-21 devnull /* set underline font */
 28 c42a1d3d 2006-02-21 devnull void
 29 c42a1d3d 2006-02-21 devnull g_uf(int argc, Rune **argv)
 30 c42a1d3d 2006-02-21 devnull {
 31 c42a1d3d 2006-02-21 devnull 	USED(argc);
 32 c42a1d3d 2006-02-21 devnull 	USED(argv);
 33 c42a1d3d 2006-02-21 devnull }
 34 c42a1d3d 2006-02-21 devnull 
 35 c42a1d3d 2006-02-21 devnull /* set control character */
 36 c42a1d3d 2006-02-21 devnull void
 37 c42a1d3d 2006-02-21 devnull r_cc(int argc, Rune **argv)
 38 c42a1d3d 2006-02-21 devnull {
 39 c42a1d3d 2006-02-21 devnull 	if(argc == 1)
 40 c42a1d3d 2006-02-21 devnull 		dot = '.';
 41 c42a1d3d 2006-02-21 devnull 	else
 42 c42a1d3d 2006-02-21 devnull 		dot = argv[1][0];
 43 c42a1d3d 2006-02-21 devnull }
 44 c42a1d3d 2006-02-21 devnull 
 45 c42a1d3d 2006-02-21 devnull /* set no-break control character */
 46 c42a1d3d 2006-02-21 devnull void
 47 c42a1d3d 2006-02-21 devnull r_c2(int argc, Rune **argv)
 48 c42a1d3d 2006-02-21 devnull {
 49 c42a1d3d 2006-02-21 devnull 	if(argc == 1)
 50 c42a1d3d 2006-02-21 devnull 		tick = '\'';
 51 c42a1d3d 2006-02-21 devnull 	else
 52 c42a1d3d 2006-02-21 devnull 		tick = argv[1][0];
 53 c42a1d3d 2006-02-21 devnull }
 54 c42a1d3d 2006-02-21 devnull 
 55 c42a1d3d 2006-02-21 devnull /* output translation */
 56 c42a1d3d 2006-02-21 devnull 
 57 c42a1d3d 2006-02-21 devnull int
 58 c42a1d3d 2006-02-21 devnull e_bang(void)
 59 c42a1d3d 2006-02-21 devnull {
 60 c42a1d3d 2006-02-21 devnull 	Rune *line;
 61 fa325e9b 2020-01-10 cross 
 62 c42a1d3d 2006-02-21 devnull 	line = readline(CopyMode);
 63 c42a1d3d 2006-02-21 devnull 	out(line);
 64 c42a1d3d 2006-02-21 devnull 	outrune('\n');
 65 c42a1d3d 2006-02-21 devnull 	free(line);
 66 c42a1d3d 2006-02-21 devnull 	return 0;
 67 c42a1d3d 2006-02-21 devnull }
 68 c42a1d3d 2006-02-21 devnull 
 69 c42a1d3d 2006-02-21 devnull int
 70 c42a1d3d 2006-02-21 devnull e_X(void)
 71 c42a1d3d 2006-02-21 devnull {
 72 d3e79f5b 2008-11-11 rsc 	int c, c1;
 73 fa325e9b 2020-01-10 cross 
 74 d3e79f5b 2008-11-11 rsc 	c1 = getrune();
 75 d3e79f5b 2008-11-11 rsc 	if(c1 < 0 || c1 == '\n') {
 76 d3e79f5b 2008-11-11 rsc 		c = c1;
 77 d3e79f5b 2008-11-11 rsc 		c1 = 0;
 78 d3e79f5b 2008-11-11 rsc 	} else {
 79 d3e79f5b 2008-11-11 rsc 		while((c = getrune()) >= 0 && c != c1 && c != '\n')
 80 d3e79f5b 2008-11-11 rsc 			;
 81 d3e79f5b 2008-11-11 rsc 	}
 82 c42a1d3d 2006-02-21 devnull 	if(c == '\n'){
 83 c42a1d3d 2006-02-21 devnull 		warn("newline in %CX'...'", backslash);
 84 c42a1d3d 2006-02-21 devnull 		outrune(c);
 85 c42a1d3d 2006-02-21 devnull 	}
 86 c42a1d3d 2006-02-21 devnull 	if(c < 0)
 87 c42a1d3d 2006-02-21 devnull 		warn("eof in %CX'...'", backslash);
 88 c42a1d3d 2006-02-21 devnull 	return 0;
 89 c42a1d3d 2006-02-21 devnull }
 90 c42a1d3d 2006-02-21 devnull 
 91 c42a1d3d 2006-02-21 devnull int
 92 c42a1d3d 2006-02-21 devnull e_quote(void)
 93 c42a1d3d 2006-02-21 devnull {
 94 c42a1d3d 2006-02-21 devnull 	int c;
 95 c42a1d3d 2006-02-21 devnull 
 96 c42a1d3d 2006-02-21 devnull 	if(inputmode&ArgMode){
 97 c42a1d3d 2006-02-21 devnull 		/* Leave \" around for argument parsing */
 98 c42a1d3d 2006-02-21 devnull 		ungetrune('"');
 99 c42a1d3d 2006-02-21 devnull 		return '\\';
100 c42a1d3d 2006-02-21 devnull 	}
101 c42a1d3d 2006-02-21 devnull 	while((c = getrune()) >= 0 && c != '\n')
102 c42a1d3d 2006-02-21 devnull 		;
103 c42a1d3d 2006-02-21 devnull 	return '\n';
104 c42a1d3d 2006-02-21 devnull }
105 c42a1d3d 2006-02-21 devnull 
106 c42a1d3d 2006-02-21 devnull int
107 c42a1d3d 2006-02-21 devnull e_newline(void)
108 c42a1d3d 2006-02-21 devnull {
109 c42a1d3d 2006-02-21 devnull 	return 0;
110 c42a1d3d 2006-02-21 devnull }
111 c42a1d3d 2006-02-21 devnull 
112 c42a1d3d 2006-02-21 devnull int
113 c42a1d3d 2006-02-21 devnull e_e(void)
114 c42a1d3d 2006-02-21 devnull {
115 c42a1d3d 2006-02-21 devnull 	return backslash;
116 c42a1d3d 2006-02-21 devnull }
117 c42a1d3d 2006-02-21 devnull 
118 c42a1d3d 2006-02-21 devnull void
119 c42a1d3d 2006-02-21 devnull r_comment(Rune *name)
120 c42a1d3d 2006-02-21 devnull {
121 c42a1d3d 2006-02-21 devnull 	int c;
122 fa325e9b 2020-01-10 cross 
123 c42a1d3d 2006-02-21 devnull 	USED(name);
124 c42a1d3d 2006-02-21 devnull 	while((c = getrune()) >= 0 && c != '\n')
125 c42a1d3d 2006-02-21 devnull 		;
126 c42a1d3d 2006-02-21 devnull }
127 c42a1d3d 2006-02-21 devnull 
128 c42a1d3d 2006-02-21 devnull void
129 c42a1d3d 2006-02-21 devnull t10init(void)
130 c42a1d3d 2006-02-21 devnull {
131 c42a1d3d 2006-02-21 devnull 	addreq(L("ec"), r_ec, -1);
132 c42a1d3d 2006-02-21 devnull 	addreq(L("eo"), r_eo, 0);
133 c42a1d3d 2006-02-21 devnull 	addreq(L("lg"), r_nop, -1);
134 c42a1d3d 2006-02-21 devnull 	addreq(L("cc"), r_cc, -1);
135 c42a1d3d 2006-02-21 devnull 	addreq(L("c2"), r_c2, -1);
136 c42a1d3d 2006-02-21 devnull 	addreq(L("tr"), r_warn, -1);
137 c42a1d3d 2006-02-21 devnull 	addreq(L("ul"), r_nop, -1);
138 c42a1d3d 2006-02-21 devnull 	addraw(L("\\\""), r_comment);
139 fa325e9b 2020-01-10 cross 
140 c42a1d3d 2006-02-21 devnull 	addesc('!', e_bang, 0);
141 c42a1d3d 2006-02-21 devnull 	addesc('X', e_X, 0);
142 c42a1d3d 2006-02-21 devnull 	addesc('\"', e_quote, CopyMode|ArgMode);
143 c42a1d3d 2006-02-21 devnull 	addesc('\n', e_newline, CopyMode|ArgMode|HtmlMode);
144 c42a1d3d 2006-02-21 devnull 	addesc('e', e_e, 0);
145 c42a1d3d 2006-02-21 devnull }