Mon Mar 20 08:25:59 2006

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func_env.c File Reference

Environment related dialplan functions. More...

#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include "asterisk.h"
#include "asterisk/channel.h"
#include "asterisk/pbx.h"
#include "asterisk/logger.h"
#include "asterisk/utils.h"
#include "asterisk/app.h"

Go to the source code of this file.

Functions

char * builtin_function_env_read (struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len)
void builtin_function_env_write (struct ast_channel *chan, char *cmd, char *data, const char *value)

Variables

ast_custom_function env_function


Detailed Description

Environment related dialplan functions.

Definition in file func_env.c.


Function Documentation

char* builtin_function_env_read struct ast_channel chan,
char *  cmd,
char *  data,
char *  buf,
size_t  len
[static]
 

Definition at line 37 of file func_env.c.

00038 {
00039    char *ret = "";
00040 
00041    if (data) {
00042       ret = getenv(data);
00043       if (!ret)
00044          ret = "";
00045    }
00046    ast_copy_string(buf, ret, len);
00047 
00048    return buf;
00049 }

void builtin_function_env_write struct ast_channel chan,
char *  cmd,
char *  data,
const char *  value
[static]
 

Definition at line 51 of file func_env.c.

References ast_strlen_zero(), setenv(), and unsetenv().

00052 {
00053    if (!ast_strlen_zero(data)) {
00054       if (!ast_strlen_zero(value)) {
00055          setenv(data, value, 1);
00056       } else {
00057          unsetenv(data);
00058       }
00059    }
00060 }


Variable Documentation

struct ast_custom_function env_function [static]
 

Definition at line 65 of file func_env.c.


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