/* environ.c -- library for manipulating environments for GNU.
Copyright (C) 1986, 1989 Free Software Foundation, Inc.
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
#define min(a, b) ((a) < (b) ? (a) : (b))
#define max(a, b) ((a) > (b) ? (a) : (b))
#include "environ.h"
#include "gdb_string.h"
#include "gdbcore.h"
-
\f
+
/* Return a new environment object. */
struct environ *
-make_environ ()
+make_environ (void)
{
register struct environ *e;
/* Free an environment and all the strings in it. */
void
-free_environ (e)
- register struct environ *e;
+free_environ (register struct environ *e)
{
register char **vector = e->vector;
that all strings in these environments are safe to free. */
void
-init_environ (e)
- register struct environ *e;
+init_environ (register struct environ *e)
{
extern char **environ;
register int i;
if (environ == NULL)
return;
- for (i = 0; environ[i]; i++) /*EMPTY*/;
+ for (i = 0; environ[i]; i++) /*EMPTY */ ;
if (e->allocated < i)
{
e->allocated = max (i, e->allocated + 10);
- e->vector = (char **) xrealloc ((char *)e->vector,
+ e->vector = (char **) xrealloc ((char *) e->vector,
(e->allocated + 1) * sizeof (char *));
}
This is used to get something to pass to execve. */
char **
-environ_vector (e)
- struct environ *e;
+environ_vector (struct environ *e)
{
return e->vector;
}
/* Return the value in environment E of variable VAR. */
char *
-get_in_environ (e, var)
- const struct environ *e;
- const char *var;
+get_in_environ (const struct environ *e, const char *var)
{
register int len = strlen (var);
register char **vector = e->vector;
/* Store the value in E of VAR as VALUE. */
void
-set_in_environ (e, var, value)
- struct environ *e;
- const char *var;
- const char *value;
+set_in_environ (struct environ *e, const char *var, const char *value)
{
register int i;
register int len = strlen (var);
if (i == e->allocated)
{
e->allocated += 10;
- vector = (char **) xrealloc ((char *)vector,
+ vector = (char **) xrealloc ((char *) vector,
(e->allocated + 1) * sizeof (char *));
e->vector = vector;
}
/* Remove the setting for variable VAR from environment E. */
void
-unset_in_environ (e, var)
- struct environ *e;
- char *var;
+unset_in_environ (struct environ *e, char *var)
{
register int len = strlen (var);
register char **vector = e->vector;