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Import some changes from telnet.95.10.19.

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@170 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Unknown User d91-jda
1995-10-21 19:54:39 +00:00
parent 1590e3f3ba
commit b1fce0a864
1 changed files with 28 additions and 40 deletions
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68
appl/telnet/telnetd/sys_term.c
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@@ -1555,12 +1555,27 @@ init_env()
#ifndef NEWINIT
/*
* start_login(host)
* scrub_env()
*
* Assuming that we are now running as a child processes, this
* function will turn us into the login process.
* Remove a few things from the environment that
* don't need to be there.
*/
static void scrub_env(void)
{
char **cpp, **cpp2;
for (cpp2 = cpp = environ; *cpp; cpp++) {
if (!strncmp(*cpp, "LD_", 3) &&
!strncmp(*cpp, "_RLD_", 5) &&
!strncmp(*cpp, "LIBPATH=", 8) &&
!strncmp(*cpp, "IFS=", 4))
*cpp2++ = *cpp;
}
*cpp2 = 0;
}
struct arg_val {
int size;
int argc;
@@ -1569,8 +1584,14 @@ struct arg_val {
int addarg(struct arg_val*, char*);
void
start_login(host, autologin, name)
/*
* start_login(host)
*
* Assuming that we are now running as a child processes, this
* function will turn us into the login process.
*/
void start_login(host, autologin, name)
char *host;
int autologin;
char *name;
@@ -1612,6 +1633,8 @@ start_login(host, autologin, name)
fatal(net, "pututxline failed");
#endif
scrub_env();
/*
* -h : pass on name of host.
* WARNING: -h is accepted by login if and only if
@@ -1853,41 +1876,6 @@ int addarg(struct arg_val *argv, char *val)
return 0;
}
#if 0 /* Ick!! */
char **
addarg(argv, val)
register char **argv;
register char *val;
{
register char **cpp;
if (argv == NULL) {
/*
* 10 entries, a leading length, and a null
*/
argv = (char **)malloc(sizeof(*argv) * 12);
if (argv == NULL)
return(NULL);
*argv++ = (char *)10;
*argv = (char *)0;
}
for (cpp = argv; *cpp; cpp++)
;
if (cpp == &argv[(int)argv[-1]]) {
--argv;
*argv = (char *)((int)(*argv) + 10);
argv = (char **)realloc(argv, sizeof(*argv)*((int)(*argv) + 2));
if (argv == NULL)
return(NULL);
argv++;
cpp = &argv[(int)argv[-1] - 10];
}
*cpp++ = val;
*cpp = 0;
return(argv);
}
#endif /* 0 */
#endif /* NEWINIT */