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Export $TERM only if it has been set in our environment.

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Detected by: Amancio Hasty
This commit is contained in:
Joerg Wunsch 1996-10-07 10:00:58 +00:00
parent e5ef3eec57
commit 40a8a5cf5c
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=18789
1 changed files with 3 additions and 2 deletions
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usr.bin/su/su.c
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@ -42,7 +42,7 @@ static const char copyright[] =
static char sccsid[] = "@(#)su.c 8.3 (Berkeley) 4/2/94"; static char sccsid[] = "@(#)su.c 8.3 (Berkeley) 4/2/94";
*/ */
static const char rcsid[] = static const char rcsid[] =
"$Id: su.c,v 1.12 1996/03/09 14:57:43 markm Exp $"; "$Id: su.c,v 1.13 1996/03/11 22:14:52 markm Exp $";
#endif /* not lint */ #endif /* not lint */
#include <sys/param.h> #include <sys/param.h>
@ -293,7 +293,8 @@ main(argc, argv)
cleanenv[0] = NULL; cleanenv[0] = NULL;
environ = cleanenv; environ = cleanenv;
(void)setenv("PATH", _PATH_DEFPATH, 1); (void)setenv("PATH", _PATH_DEFPATH, 1);
(void)setenv("TERM", p, 1); if (p)
(void)setenv("TERM", p, 1);
if (chdir(pwd->pw_dir) < 0) if (chdir(pwd->pw_dir) < 0)
errx(1, "no directory"); errx(1, "no directory");
} }