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authorDimitri van Heesch <dimitri@stack.nl>2000-12-03 19:13:07 (GMT)
committerDimitri van Heesch <dimitri@stack.nl>2000-12-03 19:13:07 (GMT)
commit5167cf2076e30ed3f6ddd84b76543a0dff207496 (patch)
tree485fb83c5a301dd4b0edb3c534b1f31eeb08ab1f /qtools/qfile_unix.cpp
parenta1995ea7b217edfe0a6ddf3d60ea7bde1e23c1d7 (diff)
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Release-1.2.3-20001203
Diffstat (limited to 'qtools/qfile_unix.cpp')
-rw-r--r--qtools/qfile_unix.cpp42
1 files changed, 28 insertions, 14 deletions
diff --git a/qtools/qfile_unix.cpp b/qtools/qfile_unix.cpp
index 5c27988..e074eed 100644
--- a/qtools/qfile_unix.cpp
+++ b/qtools/qfile_unix.cpp
@@ -236,7 +236,7 @@ bool QFile::open( int m )
} else {
length = (int)st.st_size;
ioIndex = (flags() & IO_Append) == 0 ? 0 : length;
- if ( (flags() & !IO_Truncate) && length == 0 && isReadable() ) {
+ if ( !(flags()&IO_Truncate) && length == 0 && isReadable() ) {
// try if you can read from it (if you can, it's a sequential
// device; e.g. a file in the /proc filesystem)
int c = getch();
@@ -300,13 +300,13 @@ bool QFile::open( int m, FILE *f )
STATBUF st;
FSTAT( FILENO(fh), &st );
ioIndex = (int)ftell( fh );
- if ( (st.st_mode & STAT_MASK) != STAT_REG ) {
+ if ( (st.st_mode & STAT_MASK) != STAT_REG || f == stdin ) { //stdin is non seekable
// non-seekable
setType( IO_Sequential );
length = INT_MAX;
} else {
length = (int)st.st_size;
- if ( (flags() & !IO_Truncate) && length == 0 && isReadable() ) {
+ if ( !(flags()&IO_Truncate) && length == 0 && isReadable() ) {
// try if you can read from it (if you can, it's a sequential
// device; e.g. a file in the /proc filesystem)
int c = getch();
@@ -350,7 +350,7 @@ bool QFile::open( int m, int f )
STATBUF st;
FSTAT( fd, &st );
ioIndex = (int)LSEEK(fd, 0, SEEK_CUR);
- if ( (st.st_mode & STAT_MASK) != STAT_REG ) {
+ if ( (st.st_mode & STAT_MASK) != STAT_REG || f == 0 ) { // stdin is not seekable...
// non-seekable
setType( IO_Sequential );
length = INT_MAX;
@@ -365,6 +365,7 @@ bool QFile::open( int m, int f )
setType( IO_Sequential );
length = INT_MAX;
}
+ resetStatus();
}
}
return TRUE;
@@ -466,18 +467,31 @@ int QFile::readBlock( char *p, uint len )
return -1;
}
#endif
- int nread; // number of bytes read
- if ( isRaw() ) { // raw file
- nread = READ( fd, p, len );
- if ( len && nread <= 0 ) {
- nread = 0;
- setStatus(IO_ReadError);
+ int nread = 0; // number of bytes read
+ if ( !ungetchBuffer.isEmpty() ) {
+ // need to add these to the returned string.
+ int l = ungetchBuffer.length();
+ while( nread < l ) {
+ *p = ungetchBuffer[ l - nread - 1 ];
+ p++;
+ nread++;
}
- } else { // buffered file
- nread = fread( p, 1, len, fh );
- if ( (uint)nread != len ) {
- if ( ferror( fh ) || nread==0 )
+ ungetchBuffer.truncate( l - nread );
+ }
+
+ if ( nread < (int)len ) {
+ if ( isRaw() ) { // raw file
+ nread += READ( fd, p, len-nread );
+ if ( len && nread <= 0 ) {
+ nread = 0;
setStatus(IO_ReadError);
+ }
+ } else { // buffered file
+ nread += fread( p, 1, len-nread, fh );
+ if ( (uint)nread != len ) {
+ if ( ferror( fh ) || nread==0 )
+ setStatus(IO_ReadError);
+ }
}
}
ioIndex += nread;