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[libc][kconfig] update Kconfig

This commit is contained in:
Meco Man 2021-11-13 00:17:16 -05:00
parent 3a3b7ee632
commit 215d1d4c6e
2 changed files with 8 additions and 2 deletions
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3
components/libc/Kconfig
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@ -2,7 +2,8 @@ menu "POSIX layer and C standard library"
config RT_USING_LIBC config RT_USING_LIBC
bool "Enable libc APIs from toolchain" bool "Enable libc APIs from toolchain"
default y select RT_USING_HEAP
default n
if RT_USING_LIBC if RT_USING_LIBC
config RT_LIBC_USING_TIME config RT_LIBC_USING_TIME

7
components/libc/compilers/gcc/newlib/syscalls.c
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@ -80,7 +80,7 @@ void _free_r (struct _reent *ptr, void *addr)
void * void *
_sbrk_r(struct _reent *ptr, ptrdiff_t incr) _sbrk_r(struct _reent *ptr, ptrdiff_t incr)
{ {
LOG_E("Please enable RT_USING_HEAP or RT_USING_LIBC"); LOG_E("Please enable RT_USING_HEAP");
RT_ASSERT(0); RT_ASSERT(0);
return RT_NULL; return RT_NULL;
} }
@ -109,7 +109,12 @@ int _getpid_r(struct _reent *ptr)
int _close_r(struct _reent *ptr, int fd) int _close_r(struct _reent *ptr, int fd)
{ {
#ifdef RT_USING_POSIX
return close(fd); return close(fd);
#else
ptr->_errno = ENOTSUP;
return -1;
#endif
} }
int _execve_r(struct _reent *ptr, const char * name, char *const *argv, char *const *env) int _execve_r(struct _reent *ptr, const char * name, char *const *argv, char *const *env)