/* Copyright 1988,1990,1993,1994 by Paul Vixie
* Distribute freely, except: don't remove my name from the source or
* documentation (don't take credit for my work), mark your changes (don't
* get me blamed for your possible bugs), don't alter or remove this
* notice. May be sold if buildable source is provided to buyer. No
* warrantee of any kind, express or implied, is included with this
* software; use at your own risk, responsibility for damages (if any) to
* anyone resulting from the use of this software rests entirely with the
* Send bug reports, bug fixes, enhancements, requests, flames, etc., and
* I'll try to keep a version up to date. I can be reached as follows:
* Paul Vixie <paul@vix.com> uunet!decwrl!vixie!paul
* From Id: env.c,v 2.6 1994/01/15 20:43:43 vixie Exp
#if !defined(lint) && !defined(LINT)
static char netid
[] = "From Id: env.c,v 2.7 1994/01/26 02:25:50 vixie Exp vixie $";
static char rcsid
[] = "$Id: env.c,v 2.7 1994/01/26 02:25:50 vixie Exp vixie $";
register char **p
= (char **) malloc(sizeof(char **));
for (count
= 0; envp
[count
] != NULL
; count
++)
p
= (char **) malloc((count
+1) * sizeof(char *)); /* 1 for the NULL */
for (i
= 0; i
< count
; i
++)
register int count
, found
;
* count the number of elements, including the null pointer;
* also set 'found' to -1 or index of entry if already in here.
for (count
= 0; envp
[count
] != NULL
; count
++) {
if (!strcmp_until(envp
[count
], envstr
, '='))
count
++; /* for the NULL */
* it exists already, so just free the existing setting,
* save our new one there, and return the existing array.
envp
[found
] = strdup(envstr
);
* it doesn't exist yet, so resize the array, move null pointer over
* one, save our string over the old null pointer, and return resized
p
= (char **) realloc((void *) envp
,
(unsigned) ((count
+1) * sizeof(char **)));
p
[count
-1] = strdup(envstr
);
/* return ERR = end of file
* FALSE = not an env setting (file was repositioned)
* TRUE = was an env setting
char name
[MAX_TEMPSTR
], val
[MAX_ENVSTR
];
if (EOF
== get_string(envstr
, MAX_ENVSTR
, f
, "\n"))
Debug(DPARS
, ("load_env, read <%s>\n", envstr
))
fields
= sscanf(envstr
, "%[^ =] = %[^\n#]", name
, val
);
Debug(DPARS
, ("load_env, not 2 fields (%d)\n", fields
))
/* 2 fields from scanf; looks like an env setting
if (val
[0] == '\'' || val
[0] == '"') {
if (val
[len
-1] == val
[0]) {
(void) strcpy(val
, val
+1);
(void) sprintf(envstr
, "%s=%s", name
, val
);
Debug(DPARS
, ("load_env, <%s> <%s> -> <%s>\n", name
, val
, envstr
))
register int len
= strlen(name
);
if (!(q
= strchr(p
, '=')))
if ((q
- p
) == len
&& !strncmp(p
, name
, len
))