Provide our own newlib libc

Newlib 2.2.0 w/ nan ofeatures, xtensa patches, locking
implementation.

Built from https://github.com/projectgus/newlib-xtensa
branch xtensa-2_2_0-lock
commit daa6ae40cdc8099f54c3e68a586fc1b906169c5a

For more details, see:
https://github.com/SuperHouse/esp-open-rtos/wiki/libc-configuration

Closes #1
This commit is contained in:
Angus Gratton 2015-07-15 15:09:55 +10:00
parent a566a51c09
commit 689cf874b2
112 changed files with 23413 additions and 0 deletions

View file

@ -0,0 +1,21 @@
/* libc/include/alloca.h - Allocate memory on stack */
/* Written 2000 by Werner Almesberger */
/* Rearranged for general inclusion by stdlib.h.
2001, Corinna Vinschen <vinschen@redhat.com> */
#ifndef _NEWLIB_ALLOCA_H
#define _NEWLIB_ALLOCA_H
#include "_ansi.h"
#include <sys/reent.h>
#undef alloca
#ifdef __GNUC__
#define alloca(size) __builtin_alloca(size)
#else
void * _EXFUN(alloca,(size_t));
#endif
#endif