90 lines
2.7 KiB
C
90 lines
2.7 KiB
C
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/*
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* Copyright 1989 - 1994, Julianne Frances Haugh
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of Julianne F. Haugh nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY JULIE HAUGH AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL JULIE HAUGH OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <config.h>
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#include "rcsid.h"
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RCSID("$Id: ttytype.c,v 1.5 1997/12/07 23:27:10 marekm Exp $")
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#include <stdio.h>
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#include "prototypes.h"
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#include "defines.h"
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#include "getdef.h"
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extern char *getenv();
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/*
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* ttytype - set ttytype from port to terminal type mapping database
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*/
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void
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ttytype(const char *line)
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{
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FILE *fp;
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char buf[BUFSIZ];
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char *typefile;
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char *cp;
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char type[BUFSIZ];
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char port[BUFSIZ];
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if (getenv ("TERM"))
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return;
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if ((typefile=getdef_str("TTYTYPE_FILE")) == NULL )
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return;
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if (access(typefile, F_OK))
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return;
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if (! (fp = fopen (typefile, "r"))) {
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perror (typefile);
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return;
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}
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while (fgets(buf, sizeof buf, fp)) {
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if (buf[0] == '#')
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continue;
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if ((cp = strchr (buf, '\n')))
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*cp = '\0';
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#if defined(SUN) || defined(BSD) || defined(SUN4)
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if ((sscanf (buf, "%s \"%*[^\"]\" %s", port, type) == 2 ||
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sscanf (buf, "%s %*s %s", port, type) == 2) &&
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strcmp (line, port) == 0)
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break;
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#else /* USG */
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if (sscanf (buf, "%s %s", type, port) == 2 &&
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strcmp (line, port) == 0)
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break;
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#endif
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}
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if (! feof (fp) && ! ferror (fp))
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addenv("TERM", type);
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fclose (fp);
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}
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