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feat(newlib): Initialize environ

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This commit is contained in:
Dong Heng
2018-05-14 15:50:55 +08:00
parent 7df0212b92
commit 08c3dbe2ba
1 changed files with 9 additions and 0 deletions
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9
components/newlib/newlib/port/esp_newlib.c
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@@ -14,7 +14,9 @@
#include <reent.h> #include <reent.h>
#include <stdio.h> #include <stdio.h>
#include <stdlib.h>
#include <string.h> #include <string.h>
#include <unistd.h>
/* /*
* @brief Initialize global and thread's private reent object data. We add this instead of * @brief Initialize global and thread's private reent object data. We add this instead of
@@ -57,8 +59,15 @@ 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 environ_in;
environ[0] = NULL;
return 0; return 0;
environ_in:
fclose(_GLOBAL_REENT->_stdin);
err_in: err_in:
fclose(_GLOBAL_REENT->_stderr); fclose(_GLOBAL_REENT->_stderr);
err_fail: err_fail: