1 /*
2 * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 *
16 */
17
18 /* clang-format off */
19
20 /* getenvqq3f.c - Implements DFLIB getenvqq subprogram. */
21
22 #include <string.h>
23 #include "ent3f.h"
24 #include "utils3f.h"
25
26 extern char *getenv();
27 extern char *__fstr2cstr();
28 extern void __cstr_free();
29
ENT3F(GETENVQQ,getenvqq)30 int ENT3F(GETENVQQ, getenvqq)(DCHAR(en), DCHAR(ev) DCLEN(en) DCLEN(ev))
31 {
32 char *p, *q;
33 char ch;
34 int i;
35
36 q = __fstr2cstr(CADR(en), CLEN(en));
37 p = getenv(q);
38 if (p == NULL)
39 i = 0;
40 else
41 i = strlen(p);
42 __fcp_cstr(CADR(ev), CLEN(ev), p);
43 __cstr_free(q);
44 return i;
45 }
46