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Uses O_SEQUENTIAL in Windows.

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Andrea Mazzoleni 2011-04-26 19:15:36 +02:00
parent 48473537bf
commit eb26b6aa1f
4 changed files with 13 additions and 6 deletions
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2
HISTORY
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@ -9,6 +9,8 @@ SnapRAID HISTORY
MD5 is still supported for backward compatibility.
* The check command returns with an error code if any kind of error is present.
Previously it was only if unrecoverable errors were present.
* Opening the files in sequential mode in Windows. This should give
a light speedup in Windows.
1.0 2011/4
==========

6
handle.c
View file

@ -110,7 +110,8 @@ int handle_create(struct snapraid_handle* handle, struct snapraid_file* file)
return -1;
}
handle->f = open(handle->path, O_RDWR | O_CREAT | O_BINARY, 0600);
/* opening in sequential mode in Windows */
handle->f = open(handle->path, O_RDWR | O_CREAT | O_BINARY | O_SEQUENTIAL, 0600);
if (handle->f == -1) {
/* invalidate for error */
handle->file = 0;
@ -175,8 +176,9 @@ int handle_open(struct snapraid_handle* handle, struct snapraid_file* file)
return 0;
}
/* opening in sequential mode in Windows */
pathprint(handle->path, sizeof(handle->path), "%s%s", handle->disk->dir, file->sub);
handle->f = open(handle->path, O_RDONLY | O_BINARY);
handle->f = open(handle->path, O_RDONLY | O_BINARY | O_SEQUENTIAL);
if (handle->f == -1) {
/* invalidate for error */

6
parity.c
View file

@ -55,7 +55,8 @@ int parity_create(const char* path, data_off_t size)
int ret;
int f;
f = open(path, O_RDWR | O_CREAT | O_BINARY, 0600);
/* opening in sequential mode in Windows */
f = open(path, O_RDWR | O_CREAT | O_BINARY | O_SEQUENTIAL, 0600);
if (f == -1) {
fprintf(stderr, "Error opening parity file '%s'. %s.\n", path, strerror(errno));
return -1;
@ -114,7 +115,8 @@ int parity_open(const char* path)
#endif
int f;
f = open(path, O_RDONLY | O_BINARY);
/* opening in sequential mode in Windows */
f = open(path, O_RDONLY | O_BINARY | O_SEQUENTIAL);
if (f == -1) {
fprintf(stderr, "Error opening parity file '%s'. %s.\n", path, strerror(errno));
return -1;

5
portable.h
View file

@ -106,11 +106,12 @@
#define SWITCH_GETOPT_LONG(a,b) b
#endif
#ifndef O_BINARY
#ifndef __MINGW32__ /* Specific for Unix */
#define O_BINARY 0
#define O_SEQUENTIAL 0
#endif
#ifdef __MINGW32__ /* Specific for MINGW */
#ifdef __MINGW32__ /* Specific for Windows MINGW */
/* Remap functions and types for 64 bit support */
#define stat windows_stat