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fix(newlib): fix environ is NULL

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This commit is contained in:
yuanjm
2020-11-27 21:13:53 +08:00
parent 61c3c1154e
commit 45c693ad32
1 changed files with 7 additions and 0 deletions
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7
components/newlib/src/reent_init.c
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@ -137,8 +137,15 @@ int esp_newlib_init(void)
if (!_GLOBAL_REENT->_stdin) if (!_GLOBAL_REENT->_stdin)
goto err_in; goto err_in;
environ = malloc(sizeof(char*));
if (!environ)
goto err_env;
environ[0] = NULL;
return 0; return 0;
err_env:
fclose(_GLOBAL_REENT->_stdin);
err_in: err_in:
fclose(_GLOBAL_REENT->_stderr); fclose(_GLOBAL_REENT->_stderr);
err_fail: err_fail: