mirror of
https://github.com/freebsd/freebsd-src
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132 lines
2.2 KiB
C
132 lines
2.2 KiB
C
/*
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* terminfo.c
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*
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* By Ross Ridge
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* Public Domain
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* 92/02/01 07:30:30
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*
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* terminfo compatible libary 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 USE_SCCS_IDS
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static const char SCCSid[] = "@(#) mytinfo terminfo.c 3.2 92/02/01 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_pick2 = _mytinfo_version;
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#ifdef USE_FAKE_STDIO
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#ifdef __GNUC__
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__inline__
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#endif
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static int
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printerr(msg)
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char *msg; {
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return write(2, msg, strlen(msg));
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}
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#define RETERR(e, msg) { (err == NULL ? (printerr(msg), exit(1)) \
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: (*err = e)); return ERR; }
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#else
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#define RETERR(e, msg) { (err == NULL ? (fprintf(stderr, "setupterm(\"%s\",%d,NULL): %s", term, fd, msg), exit(1)) \
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: (*err = e)); return ERR; }
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#endif
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int
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setupterm(term, fd, err)
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char *term;
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int fd;
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int *err; {
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struct term_path *path;
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char *s;
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int r = -1;
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char buf[MAX_BUF];
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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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RETERR(0, "TERM not set\n")
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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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RETERR(0, "malloc error\n");
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r = _fillterm(term, path, buf);
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_delpath(path);
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switch(r) {
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case -3:
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RETERR(0, "malloc error\n");
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case -2:
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RETERR(-1, "bad format\n");
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case -1:
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RETERR(-1, "database not found\n");
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case 0:
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RETERR(0, "terminal not found\n");
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case 1:
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case 2:
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case 3:
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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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RETERR(0, "problem initializing tty\n");
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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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if (err != NULL)
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*err = 1;
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return OK;
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default:
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RETERR(0, "oops...\n");
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}
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}
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int
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set_curterm(p)
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TERMINAL *p; {
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cur_term = p;
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if (_init_tty() == ERR)
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return ERR;
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if (_check_tty() == ERR)
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return ERR;
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return OK;
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}
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int
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del_curterm(p)
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TERMINAL *p; {
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_del_strs(p);
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free((anyptr) p);
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return OK;
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}
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