shadow/libmisc/ttytype.c
Serge Hallyn f93cf255d4 Update licensing info
Closes #238

Update all files to list SPDX license shortname.  Most files are
BSD 3 clause license.

The exceptions are:

serge@sl ~/src/shadow$ git grep SPDX-License | grep -v BSD-3-Clause
contrib/atudel:# SPDX-License-Identifier: BSD-4-Clause
lib/tcbfuncs.c: * SPDX-License-Identifier: 0BSD
libmisc/salt.c: * SPDX-License-Identifier: Unlicense
src/login_nopam.c: * SPDX-License-Identifier: Unlicense
src/nologin.c: * SPDX-License-Identifier: BSD-2-Clause
src/vipw.c: * SPDX-License-Identifier: GPL-2.0-or-later

Signed-off-by: Serge Hallyn <serge@hallyn.com>
2021-12-23 19:36:50 -06:00

68 lines
1.2 KiB
C

/*
* SPDX-FileCopyrightText: 1989 - 1994, Julianne Frances Haugh
* SPDX-FileCopyrightText: 1996 - 1997, Marek Michałkiewicz
* SPDX-FileCopyrightText: 2003 - 2005, Tomasz Kłoczko
* SPDX-FileCopyrightText: 2008 - 2010, Nicolas François
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <config.h>
#ident "$Id$"
#include <stdio.h>
#include "prototypes.h"
#include "defines.h"
#include "getdef.h"
/*
* ttytype - set ttytype from port to terminal type mapping database
*/
void ttytype (const char *line)
{
FILE *fp;
char buf[BUFSIZ];
const char *typefile;
char *cp;
char type[1024] = "";
char port[1024];
if (getenv ("TERM") != NULL) {
return;
}
typefile = getdef_str ("TTYTYPE_FILE");
if (NULL == typefile) {
return;
}
if (access (typefile, F_OK) != 0) {
return;
}
fp = fopen (typefile, "r");
if (NULL == fp) {
perror (typefile);
return;
}
while (fgets (buf, (int) sizeof buf, fp) == buf) {
if (buf[0] == '#') {
continue;
}
cp = strchr (buf, '\n');
if (NULL != cp) {
*cp = '\0';
}
if ( (sscanf (buf, "%1023s %1023s", type, port) == 2)
&& (strcmp (line, port) == 0)) {
break;
}
}
if ((feof (fp) == 0) && (ferror (fp) == 0) && (type[0] != '\0')) {
addenv ("TERM", type);
}
(void) fclose (fp);
}