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fix(esp_libc): picolibc: make funopen() declaration compatible with newlib

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This commit is contained in:
Alexey Lapshin
2025-12-04 23:28:47 +07:00
committed by BOT
parent e864bb2b85
commit ac7dffa4fd
1 changed files with 25 additions and 2 deletions
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27
components/esp_libc/platform_include/stdio.h
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@@ -4,16 +4,39 @@
* SPDX-License-Identifier: Apache-2.0
*/
#pragma once
#include "sdkconfig.h"
#if CONFIG_LIBC_PICOLIBC_NEWLIB_COMPATIBILITY
#include <stddef.h>
#include <sys/features.h>
/* Undefine __BSD_VISIBLE to set proper funopen declaration */
#pragma push_macro("__BSD_VISIBLE")
#undef __BSD_VISIBLE
#endif
#include_next <stdio.h>
#include "sdkconfig.h"
#if CONFIG_LIBC_PICOLIBC_NEWLIB_COMPATIBILITY
#pragma pop_macro("__BSD_VISIBLE")
#endif
#ifdef __cplusplus
extern "C" {
#endif
#if CONFIG_LIBC_PICOLIBC_NEWLIB_COMPATIBILITY
#include <stddef.h>
#if __BSD_VISIBLE
FILE *funopen(const void *cookie,
int (*readfn)(void *cookie, char *buf,
int n),
int (*writefn)(void *cookie, const char *buf,
int n),
__off_t (*seekfn)(void *cookie, __off_t off, int whence),
int (*closefn)(void *cookie));
# define fropen(__cookie, __fn) funopen(__cookie, __fn, NULL, NULL, NULL)
# define fwopen(__cookie, __fn) funopen(__cookie, NULL, __fn, NULL, NULL)
#endif /*__BSD_VISIBLE */
void flockfile(FILE *);
void funlockfile(FILE *);
FILE *open_memstream(char **, size_t *);