mirror of https://github.com/python/cpython
105 lines
3.2 KiB
C
105 lines
3.2 KiB
C
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/*
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# Copyright 1995, InfoSeek Corporation
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# All rights reserved.
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# Written by Andy Bensky
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#
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# Permission to use, copy, modify, and distribute this Python software
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# and its associated documentation for any purpose (subject to the
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# restriction in the following sentence) without fee is hereby granted,
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# provided that the above copyright notice appears in all copies, and
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# that both that copyright notice and this permission notice appear in
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# supporting documentation, and that the name of InfoSeek not be used in
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# advertising or publicity pertaining to distribution of the software
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# without specific, prior written permission. This permission is
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# explicitly restricted to the copying and modification of the software
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# to remain in Python, compiled Python, or other languages (such as C)
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# wherein the modified or derived code is exclusively imported into a
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# Python module.
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#
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# INFOSEEK CORPORATION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
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# SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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# FITNESS. IN NO EVENT SHALL INFOSEEK CORPORATION BE LIABLE FOR ANY
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# DIRECT, SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
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# AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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# OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE,
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# EVEN IF INFOSEEK SHALL HAVE BEEN MADE AWARE OF THE POSSIBILITY OF SUCH
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# DAMAGES.
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*/
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/* Hooks to call the Unix putenv() to modify the environment
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*/
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#include "allobjects.h"
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#include <stdlib.h>
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#include <assert.h>
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#include <string.h>
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/* Error conditions that can be raised */
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/* Headers for functions accessible from Python as module methods */
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static object *put_environ( object *self, object *args );
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static struct methodlist environ_methods[] = {
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{"putenv", put_environ},
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{NULL, NULL}
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};
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/*
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* Name: initenvironment
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* Description:
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* Initialzation function that Python will use to establish callbacks to
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* the methods of this module.
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*
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* Returns:
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* void -
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*
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* Notes:
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*/
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void initenvironment()
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{
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object *m, *d;
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m = initmodule("environment", environ_methods);
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d = getmoduledict(m);
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}
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/*
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* Name: put_environ
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* Description:
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* accepts 2 string objects as arguments and forms a string of the
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* form string1=string2 that can be passed to the putenv() system call.
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*
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* Returns:
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* None object if successfull, otherwise raises a SystemError exception
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*
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*
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* Notes:
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*/
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static object *put_environ( object *self, object *args )
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{
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char *string1, *string2;
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char *set_str;
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object *return_object = None;
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if (args && getargs(args, "(ss)", &string1, &string2))
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{
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set_str = malloc(strlen(string1) + strlen(string2) + 2);
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assert( set_str );
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(void) sprintf(set_str, "%s=%s", string1, string2);
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if ( putenv( set_str ) )
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{
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err_setstr(SystemError, "Error in system putenv call.");
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return_object = 0;
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}
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}
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else
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{
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err_setstr(TypeError, "Usage: putenv(string1, string2)");
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return_object = 0;
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}
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return( return_object );
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}
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