diff options
Diffstat (limited to 'src/H5FDcore.c')
| -rw-r--r-- | src/H5FDcore.c | 38 |
1 files changed, 19 insertions, 19 deletions
diff --git a/src/H5FDcore.c b/src/H5FDcore.c index 552b7ca..0551dd0 100644 --- a/src/H5FDcore.c +++ b/src/H5FDcore.c @@ -82,7 +82,7 @@ typedef struct H5FD_core_t { DWORD nFileIndexLow; DWORD nFileIndexHigh; DWORD dwVolumeSerialNumber; - + HANDLE hFile; /* Native windows file handle */ #endif /* H5_HAVE_WIN32_API */ hbool_t dirty; /* changes not saved? */ @@ -405,7 +405,7 @@ done: * * Purpose: Initializes any interface-specific data or routines. * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success/Negative on failure * *------------------------------------------------------------------------- */ @@ -757,9 +757,9 @@ H5FD__core_open(const char *name, unsigned flags, hid_t fapl_id, haddr_t maxaddr if((file_image_info.buffer != NULL) && !(H5F_ACC_CREAT & flags)) { if(HDopen(name, o_flags, H5_POSIX_CREATE_MODE_RW) >= 0) HGOTO_ERROR(H5E_FILE, H5E_FILEEXISTS, NULL, "file already exists") - + /* If backing store is requested, create and stat the file - * Note: We are forcing the O_CREAT flag here, even though this is + * Note: We are forcing the O_CREAT flag here, even though this is * technically an open. */ if(fa->backing_store) { @@ -856,14 +856,14 @@ H5FD__core_open(const char *name, unsigned flags, hid_t fapl_id, haddr_t maxaddr /* Read in existing data, being careful of interrupted system calls, * partial results, and the end of the file. */ - + uint8_t *mem = file->mem; /* memory pointer for writes */ HDoff_t offset = (HDoff_t)0; /* offset for reading */ - + while(size > 0) { h5_posix_io_t bytes_in = 0; /* # of bytes to read */ h5_posix_io_ret_t bytes_read = -1; /* # of bytes actually read */ - + /* Trying to read more bytes than the return type can handle is * undefined behavior in POSIX. */ @@ -871,7 +871,7 @@ H5FD__core_open(const char *name, unsigned flags, hid_t fapl_id, haddr_t maxaddr bytes_in = H5_POSIX_MAX_IO_BYTES; else bytes_in = (h5_posix_io_t)size; - + do { #ifdef H5_HAVE_PREADWRITE bytes_read = HDpread(file->fd, mem, bytes_in, offset); @@ -881,7 +881,7 @@ H5FD__core_open(const char *name, unsigned flags, hid_t fapl_id, haddr_t maxaddr bytes_read = HDread(file->fd, mem, bytes_in); #endif /* H5_HAVE_PREADWRITE */ } while(-1 == bytes_read && EINTR == errno); - + if(-1 == bytes_read) { /* error */ int myerrno = errno; time_t mytime = HDtime(NULL); @@ -890,10 +890,10 @@ H5FD__core_open(const char *name, unsigned flags, hid_t fapl_id, haddr_t maxaddr HGOTO_ERROR(H5E_IO, H5E_READERROR, NULL, "file read failed: time = %s, filename = '%s', file descriptor = %d, errno = %d, error message = '%s', file->mem = %p, total read size = %llu, bytes this sub-read = %llu, bytes actually read = %llu, offset = %llu", HDctime(&mytime), file->name, file->fd, myerrno, HDstrerror(myerrno), file->mem, (unsigned long long)size, (unsigned long long)bytes_in, (unsigned long long)bytes_read, (unsigned long long)offset); } /* end if */ - + HDassert(bytes_read >= 0); HDassert((size_t)bytes_read <= size); - + mem += bytes_read; size -= (size_t)bytes_read; } /* end while */ @@ -1467,24 +1467,24 @@ done: * than the end-of-address. * * Addendum -- 12/2/11 - * For file images opened with the core file driver, it is + * For file images opened with the core file driver, it is * necessary that we avoid reallocating the core file driver's * buffer uneccessarily. * * To this end, I have made the following functional changes - * to this function. + * to this function. * - * If we are closing, and there is no backing store, this + * If we are closing, and there is no backing store, this * function becomes a no-op. * * If we are closing, and there is backing store, we set the - * eof to equal the eoa, and truncate the backing store to + * eof to equal the eoa, and truncate the backing store to * the new eof * - * If we are not closing, we realloc the buffer to size equal - * to the smallest multiple of the allocation increment that - * equals or exceeds the eoa and set the eof accordingly. - * Note that we no longer truncate the backing store to the + * If we are not closing, we realloc the buffer to size equal + * to the smallest multiple of the allocation increment that + * equals or exceeds the eoa and set the eof accordingly. + * Note that we no longer truncate the backing store to the * new eof if applicable. * -- JRM * |