diff options
Diffstat (limited to 'libc/sysdeps/linux/common/bits/uClibc_stdio.h')
| -rw-r--r-- | libc/sysdeps/linux/common/bits/uClibc_stdio.h | 53 |
1 files changed, 42 insertions, 11 deletions
diff --git a/libc/sysdeps/linux/common/bits/uClibc_stdio.h b/libc/sysdeps/linux/common/bits/uClibc_stdio.h index 1a559bd9c..16a7da876 100644 --- a/libc/sysdeps/linux/common/bits/uClibc_stdio.h +++ b/libc/sysdeps/linux/common/bits/uClibc_stdio.h @@ -40,6 +40,10 @@ #define __STDIO_LARGE_FILES #endif /* __UCLIBC_HAVE_LFS__ */ +#ifdef __UCLIBC_HAS_WCHAR__ +#define __STDIO_WIDE +#endif + /* Make sure defines related to large files are consistent. */ #ifdef _LIBC @@ -67,9 +71,14 @@ /* These are the stdio configuration options. Keep them here until uClibc's configuration process gets reworked. */ -/* #define __STDIO_WIDE */ #ifdef __STDIO_WIDE -typedef int __wchar_t; /* TODO: temporary, as not currently uClibc */ +#define __need_wchar_t +#include <stddef.h> +/* Note: we don't really need mbstate for 8-bit locales. We do for UTF-8. + * For now, always use it. */ +#define __STDIO_MBSTATE +#define __need_mbstate_t +#include <wchar.h> #endif #define __STDIO_BUFFERS @@ -163,13 +172,19 @@ typedef int __wchar_t; /* TODO: temporary, as not currently uClibc */ typedef struct { __off_t __pos; -/* __mbstate_t __state; */ +#ifdef __STDIO_MBSTATE + __mbstate_t __mbstate; +#endif } __stdio_fpos_t; +#ifdef __STDIO_LARGE_FILES typedef struct { __off64_t __pos; -/* __mbstate_t __state; */ +#ifdef __STDIO_MBSTATE + __mbstate_t __mbstate; +#endif } __stdio_fpos64_t; +#endif /**********************************************************************/ @@ -229,8 +244,9 @@ struct __stdio_file_struct { unsigned short modeflags; /* There could be a hole here, but modeflags is used most.*/ #ifdef __STDIO_WIDE + /* TOOD - ungot_width could be combined with ungot. But what about hole? */ unsigned char ungot_width[2]; - __wchar_t ungot[2]; + wchar_t ungot[2]; #else /* __STDIO_WIDE */ unsigned char ungot[2]; #endif /* __STDIO_WIDE */ @@ -241,8 +257,8 @@ struct __stdio_file_struct { #ifdef __STDIO_BUFFERS unsigned char *bufstart; /* pointer to buffer */ unsigned char *bufend; /* pointer to 1 past end of buffer */ - unsigned char *bufwpos; /* pointer to 1 past last buffered */ - unsigned char *bufrpos; /* pointer to next readable buffered */ + unsigned char *bufpos; + unsigned char *bufread; /* pointer to 1 past last buffered read char. */ #ifdef __STDIO_GETC_MACRO unsigned char *bufgetc; /* 1 past last readable by getc */ #endif /* __STDIO_GETC_MACRO */ @@ -254,6 +270,9 @@ struct __stdio_file_struct { void *cookie; _IO_cookie_io_functions_t gcs; #endif /* __STDIO_GLIBC_CUSTOM_STREAMS */ +#ifdef __STDIO_MBSTATE + __mbstate_t state; +#endif #ifdef __STDIO_THREADSAFE int user_locking; pthread_mutex_t lock; @@ -302,6 +321,16 @@ extern int _cs_close(void *cookie); /**********************************************************************/ +#ifdef __STDIO_MBSTATE +#define __COPY_MBSTATE(dest,src) ((dest)->mask = (src)->mask, (dest)->wc = (src)->wc) +#define __INIT_MBSTATE(dest) ((dest)->mask = 0) +#else +#define __COPY_MBSTATE(dest,src) +#define __INIT_MBSTATE(dest) +#endif + +/**********************************************************************/ + /* TODO -- thread safety issues */ #define __CLEARERR(stream) \ ((stream)->modeflags &= ~(__FLAG_EOF|__FLAG_ERROR), (void)0) @@ -323,16 +352,16 @@ extern int _cs_close(void *cookie); */ #ifdef __STDIO_GETC_MACRO -#define __GETC(stream) ( ((stream)->bufrpos < (stream)->bufgetc) \ - ? (*(stream)->bufrpos++) \ +#define __GETC(stream) ( ((stream)->bufpos < (stream)->bufgetc) \ + ? (*(stream)->bufpos++) \ : fgetc_unlocked(stream) ) #else /* __STDIO_GETC_MACRO */ #define __GETC(stream) fgetc_unlocked(stream) #endif /* __STDIO_GETC_MACRO */ #ifdef __STDIO_PUTC_MACRO -#define __PUTC(c, stream) ( ((stream)->bufwpos < (stream)->bufputc) \ - ? (*(stream)->bufwpos++) = (c) \ +#define __PUTC(c, stream) ( ((stream)->bufpos < (stream)->bufputc) \ + ? (*(stream)->bufpos++) = (c) \ : fputc_unlocked((c),(stream)) ) #else /* __STDIO_PUTC_MACRO */ #define __PUTC(c, stream) fputc_unlocked(c, stream); @@ -488,7 +517,9 @@ extern char *_uintmaxtostr(char * __restrict bufend, uintmax_t uval, /* TODO: note done above.. typedef struct __stdio_file_struct _UC_FILE; */ typedef __stdio_fpos_t _UC_fpos_t; +#ifdef __STDIO_LARGE_FILES typedef __stdio_fpos64_t _UC_fpos64_t; +#endif #define _UC_IOFBF _STDIO_IOFBF /* Fully buffered. */ #define _UC_IOLBF _STDIO_IOLBF /* Line buffered. */ |