166 lines
2.3 KiB
C
166 lines
2.3 KiB
C
/*
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* termcap.c
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*
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* By Ross Ridge
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* Public Domain
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* 92/06/01 07:43:08
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*
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* termcap compatibility functions
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*
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*/
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#include "defs.h"
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#include <term.h>
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#ifdef __FreeBSD__
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#include <unistd.h>
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#endif
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#ifdef USE_SCCS_IDS
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static const char SCCSid[] = "@(#) mytinfo termcap.c 3.3 92/06/01 public domain, By Ross Ridge";
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#endif
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extern char _mytinfo_version[];
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/* not static */
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char *_force_pick1 = _mytinfo_version;
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int
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tgetent(buf, term)
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char *term, *buf; {
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char *s;
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struct term_path *path;
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int r = -1;
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int fd;
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if (term == NULL)
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term = getenv("TERM");
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if (term == NULL)
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return 0;
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path = _buildpath(
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#ifdef USE_TERMINFO
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"$MYTERMINFO", 2,
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"$TERMINFO", 2,
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#ifdef TERMINFODIR
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TERMINFODIR, 0,
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#endif
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#ifdef TERMINFOSRC
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TERMINFOSRC, 0,
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#endif
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#endif
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#ifdef USE_TERMCAP
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"$TERMCAP", 1,
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#ifdef TERMCAPFILE
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TERMCAPFILE, 0,
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#endif
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#endif
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NULL, -1);
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if (path == NULL)
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return -1;
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#if 1
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{
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char buf1[MAX_BUF];
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r = _fillterm(term, path, buf1);
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}
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#else
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r = _fillterm(term, path, buf);
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#endif
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_delpath(path);
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switch(r) {
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case -3:
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case -2:
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case -1:
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return -1;
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case 0:
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return 0;
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case 1:
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case 2:
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case 3:
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if (isatty(1))
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fd = 1;
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else if (isatty(2))
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fd = 2;
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else if (isatty(3)) /* V10 /dev/tty ?? */
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fd = 3;
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else if (isatty(0))
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fd = 0;
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else
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fd = 1;
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cur_term->fd = fd;
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_term_buf.fd = fd;
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if (_init_tty() == ERR)
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return 0;
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if ((s = getenv("LINES")) != NULL && atoi(s) > 0)
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lines = atoi(s);
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if ((s = getenv("COLUMNS")) != NULL && atoi(s) > 0)
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columns = atoi(s);
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cur_term->termcap = 1;
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return 1;
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default:
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return -1;
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}
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}
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static char cap2[3];
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int
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tgetnum(cap)
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char *cap; {
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int ind;
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cap2[0] = cap[0];
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cap2[1] = cap[1];
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cap2[2] = '\0';
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ind = _findnumcode(cap2);
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if (ind == -1)
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return -1;
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return cur_term->nums[ind];
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}
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int
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tgetflag(cap)
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char *cap; {
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int ind;
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cap2[0] = cap[0];
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cap2[1] = cap[1];
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cap2[2] = '\0';
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ind = _findboolcode(cap2);
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if (ind == -1)
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return 0;
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return cur_term->bools[ind];
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}
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char *
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tgetstr(cap, area)
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char *cap;
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char **area; {
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register char *sp, *dp;
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int ind;
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cap2[0] = cap[0];
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cap2[1] = cap[1];
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cap2[2] = '\0';
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ind = _findstrcode(cap2);
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if (ind == -1)
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return NULL;
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sp = cur_term->strs[ind];
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if (area == NULL || sp == NULL)
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return sp;
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dp = *area;
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while (*sp != '\0')
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*dp++ = *sp++;
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*dp++ = '\0';
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sp = *area;
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*area = dp;
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return sp;
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}
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