Merge branch 'bugfix/newlib_putchar_locking_v3.3' into 'release/v3.3'

newlib: don't define non-thread-safe versions of getc, putc (v3.3)

See merge request espressif/esp-idf!8029
This commit is contained in:
Mahavir Jain 2020-03-20 16:56:19 +08:00
commit 5284b0aa4f

View file

@ -696,8 +696,10 @@ _ELIDABLE_INLINE int __sputc_r(struct _reent *_ptr, int _c, FILE *_p) {
#ifndef __CYGWIN__
#ifndef lint
#ifdef __SINGLE_THREAD__
#define getc(fp) __sgetc_r(_REENT, fp)
#define putc(x, fp) __sputc_r(_REENT, x, fp)
#endif /* __SINGLE_THREAD__ */
#endif /* lint */
#endif /* __CYGWIN__ */
@ -714,8 +716,10 @@ _ELIDABLE_INLINE int __sputc_r(struct _reent *_ptr, int _c, FILE *_p) {
#endif /* !__CUSTOM_FILE_IO__ */
#ifdef __SINGLE_THREAD__
#define getchar() getc(stdin)
#define putchar(x) putc(x, stdout)
#endif /* __SINGLE_THREAD__ */
#ifndef __STRICT_ANSI__
#define getchar_unlocked() getc_unlocked(stdin)