From 49d64538cd20abeabd5678b28db05da6fda5e17a Mon Sep 17 00:00:00 2001 From: Jeff Johnston Date: Wed, 3 May 2000 03:57:19 +0000 Subject: Tue May 02 23:45:48 2000 DJ Delorie * libc/include/stdio.h (FILE): define __SCLE for "convert line endings" for Cygwin. (__sgetc): convert line endings if needed (__sputc): ditto * libc/stdio/fdopen.c (_fdopen_r): Remember if we opened in text mode * libc/stdio/fopen.c (_fopen_r): ditto * libc/stdio/freopen.c (freopen): ditto * libc/stdio/fread.c (fread): perform CRLF conversions if __SCLE * libc/stdio/fvwrite.c (__sfvwrite): ditto --- newlib/libc/include/stdio.h | 34 ++++++++++++++++++++++++-- newlib/libc/stdio/fdopen.c | 6 +++++ newlib/libc/stdio/fopen.c | 8 +++++++ newlib/libc/stdio/fread.c | 58 +++++++++++++++++++++++++++++++++++++++++++++ newlib/libc/stdio/freopen.c | 6 +++++ newlib/libc/stdio/fvwrite.c | 21 ++++++++++++++++ 6 files changed, 131 insertions(+), 2 deletions(-) (limited to 'newlib/libc') diff --git a/newlib/libc/include/stdio.h b/newlib/libc/include/stdio.h index 2c2b46cf2..44c8d3c14 100644 --- a/newlib/libc/include/stdio.h +++ b/newlib/libc/include/stdio.h @@ -66,6 +66,9 @@ typedef struct __sFILE FILE; #define __SNPT 0x0800 /* do not do fseek() optimisation */ #define __SOFF 0x1000 /* set iff _offset is in fact correct */ #define __SMOD 0x2000 /* true => fgetline modified _p text */ +#if defined(__CYGWIN__) || defined(__CYGWIN32__) +#define __SCLE 0x4000 /* convert line endings CR/LF <-> NL */ +#endif /* * The following three definitions are for ANSI C, which took them @@ -251,7 +254,26 @@ FILE *_EXFUN(funopen,(const _PTR _cookie, * The __sfoo macros are here so that we can * define function versions in the C library. */ -#define __sgetc(p) (--(p)->_r < 0 ? __srget(p) : (int)(*(p)->_p++)) +#define __sgetc_raw(p) (--(p)->_r < 0 ? __srget(p) : (int)(*(p)->_p++)) + +#ifdef __SCLE +static __inline__ int __sgetc(FILE *__p) + { + int __c = __sgetc_raw(__p); + if ((__p->_flags & __SCLE) && (__c == '\r')) + { + int __c2 = __sgetc_raw(__p); + if (__c2 == '\n') + __c = __c2; + else + ungetc(__c2, __p); + } + return __c; + } +#else +#define __sgetc(p) __sgetc_raw(p) +#endif + #ifdef _never /* __GNUC__ */ /* If this inline is actually used, then systems using coff debugging info get hopelessly confused. 21sept93 rich@cygnus.com. */ @@ -265,7 +287,7 @@ static __inline int __sputc(int _c, FILE *_p) { /* * This has been tuned to generate reasonable code on the vax using pcc */ -#define __sputc(c, p) \ +#define __sputc_raw(c, p) \ (--(p)->_w < 0 ? \ (p)->_w >= (p)->_lbfsize ? \ (*(p)->_p = (c)), *(p)->_p != '\n' ? \ @@ -273,6 +295,14 @@ static __inline int __sputc(int _c, FILE *_p) { __swbuf('\n', p) : \ __swbuf((int)(c), p) : \ (*(p)->_p = (c), (int)*(p)->_p++)) +#ifdef __SCLE +#define __sputc(c, p) \ + ((((p)->_flags & __SCLE) && ((c) == '\n')) \ + ? __sputc_raw('\r', (p)) : 0 , \ + __sputc_raw((c), (p))) +#else +#define __sputc(c, p) __sputc_raw(c, p) +#endif #endif #define __sfeof(p) (((p)->_flags & __SEOF) != 0) diff --git a/newlib/libc/stdio/fdopen.c b/newlib/libc/stdio/fdopen.c index 50698cbf6..65763b221 100644 --- a/newlib/libc/stdio/fdopen.c +++ b/newlib/libc/stdio/fdopen.c @@ -100,6 +100,12 @@ _DEFUN (_fdopen_r, (ptr, fd, mode), fp->_write = __swrite; fp->_seek = __sseek; fp->_close = __sclose; + +#ifdef __SCLE + if (setmode(fp->_file, O_BINARY) == O_TEXT) + fp->_flags |= __SCLE; +#endif + return fp; } diff --git a/newlib/libc/stdio/fopen.c b/newlib/libc/stdio/fopen.c index 30aa54e04..d54f46af6 100644 --- a/newlib/libc/stdio/fopen.c +++ b/newlib/libc/stdio/fopen.c @@ -116,6 +116,9 @@ static char sccsid[] = "%W% (Berkeley) %G%"; #include #include #include "local.h" +#ifdef __CYGWIN__ +#include +#endif FILE * _DEFUN (_fopen_r, (ptr, file, mode), @@ -149,6 +152,11 @@ _DEFUN (_fopen_r, (ptr, file, mode), if (fp->_flags & __SAPP) fseek (fp, 0, SEEK_END); +#ifdef __SCLE + if (setmode(fp->_file, O_BINARY) == O_TEXT) + fp->_flags |= __SCLE; +#endif + return fp; } diff --git a/newlib/libc/stdio/fread.c b/newlib/libc/stdio/fread.c index 4de7ce290..c4c66b4d6 100644 --- a/newlib/libc/stdio/fread.c +++ b/newlib/libc/stdio/fread.c @@ -59,6 +59,55 @@ Supporting OS subroutines required: <>, <>, <>, #include #include "local.h" +#ifdef __SCLE +static size_t +_DEFUN (crlf, (fp, buf, count, eof), + FILE * fp _AND + char * buf _AND + size_t count _AND + int eof) +{ + int newcount = 0, r; + char *s, *d, *e; + + if (count == 0) + return 0; + + e = buf + count; + for (s=d=buf; s_r = 0; total = resid; p = buf; + while (resid > (r = fp->_r)) { (void) memcpy ((void *) p, (void *) fp->_p, (size_t) r); @@ -87,11 +137,19 @@ _DEFUN (fread, (buf, size, count, fp), if (__srefill (fp)) { /* no more input: return partial result */ +#ifdef __SCLE + if (fp->_flags & __SCLE) + return crlf(fp, buf, total-resid, 1) / size; +#endif return (total - resid) / size; } } (void) memcpy ((void *) p, (void *) fp->_p, resid); fp->_r -= resid; fp->_p += resid; +#ifdef __SCLE + if (fp->_flags & __SCLE) + return crlf(fp, buf, total, 0) / size; +#endif return count; } diff --git a/newlib/libc/stdio/freopen.c b/newlib/libc/stdio/freopen.c index a4ab965e9..a23b08ad5 100644 --- a/newlib/libc/stdio/freopen.c +++ b/newlib/libc/stdio/freopen.c @@ -147,5 +147,11 @@ _DEFUN (freopen, (file, mode, fp), fp->_write = __swrite; fp->_seek = __sseek; fp->_close = __sclose; + +#ifdef __SCLE + if (setmode(fp->_file, O_BINARY) == O_TEXT) + fp->_flags |= __SCLE; +#endif + return fp; } diff --git a/newlib/libc/stdio/fvwrite.c b/newlib/libc/stdio/fvwrite.c index 00e758a47..8e7d316fb 100644 --- a/newlib/libc/stdio/fvwrite.c +++ b/newlib/libc/stdio/fvwrite.c @@ -62,6 +62,27 @@ __sfvwrite (fp, uio) iov = uio->uio_iov; len = 0; + +#ifdef __SCLE + if (fp->_flags & __SCLE) /* text mode */ + { + do + { + GETIOV (;); + while (len > 0) + { + if (putc(*p, fp) == EOF) + return EOF; + p++; + len--; + uio->uio_resid--; + } + } + while (uio->uio_resid > 0); + return 0; + } +#endif + if (fp->_flags & __SNBF) { /* -- cgit v1.2.3