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authorJeff Dike <jdike@addtoit.com>2007-10-16 01:27:08 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-16 09:43:06 -0700
commit8ca842c4b5cbc70b9180617e9f26b6ac9f40dbb9 (patch)
treefe3e4deeae82c7063a72ecb3fdcae47422d6de0e /arch/um/drivers/harddog_user.c
parent28078e8f9790be0854a54f06de822689ab571944 (diff)
uml: remove os_* usage from userspace files
This patch fixes some userspace files which were calling libc through the os_* wrappers. It turns out that there was only one user of os_new_tty_pgrp, so it can be deleted. There are also some style and whitespace fixes in here. Signed-off-by: Jeff Dike <jdike@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/um/drivers/harddog_user.c')
-rw-r--r--arch/um/drivers/harddog_user.c54
1 files changed, 27 insertions, 27 deletions
diff --git a/arch/um/drivers/harddog_user.c b/arch/um/drivers/harddog_user.c
index 19ea26f32f14..b56f8e0196a9 100644
--- a/arch/um/drivers/harddog_user.c
+++ b/arch/um/drivers/harddog_user.c
@@ -1,14 +1,13 @@
/*
- * Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
+ * Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
* Licensed under the GPL
*/
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
-#include "user.h"
-#include "mconsole.h"
#include "os.h"
+#include "user.h"
struct dog_data {
int stdin;
@@ -23,10 +22,10 @@ static void pre_exec(void *d)
dup2(data->stdin, 0);
dup2(data->stdout, 1);
dup2(data->stdout, 2);
- os_close_file(data->stdin);
- os_close_file(data->stdout);
- os_close_file(data->close_me[0]);
- os_close_file(data->close_me[1]);
+ close(data->stdin);
+ close(data->stdout);
+ close(data->close_me[0]);
+ close(data->close_me[1]);
}
int start_watchdog(int *in_fd_ret, int *out_fd_ret, char *sock)
@@ -40,13 +39,13 @@ int start_watchdog(int *in_fd_ret, int *out_fd_ret, char *sock)
char **args = NULL;
err = os_pipe(in_fds, 1, 0);
- if(err < 0){
+ if (err < 0) {
printk("harddog_open - os_pipe failed, err = %d\n", -err);
goto out;
}
err = os_pipe(out_fds, 1, 0);
- if(err < 0){
+ if (err < 0) {
printk("harddog_open - os_pipe failed, err = %d\n", -err);
goto out_close_in;
}
@@ -56,7 +55,7 @@ int start_watchdog(int *in_fd_ret, int *out_fd_ret, char *sock)
data.close_me[0] = out_fds[1];
data.close_me[1] = in_fds[0];
- if(sock != NULL){
+ if (sock != NULL) {
mconsole_args[2] = sock;
args = mconsole_args;
}
@@ -68,25 +67,25 @@ int start_watchdog(int *in_fd_ret, int *out_fd_ret, char *sock)
pid = run_helper(pre_exec, &data, args);
- os_close_file(out_fds[0]);
- os_close_file(in_fds[1]);
+ close(out_fds[0]);
+ close(in_fds[1]);
- if(pid < 0){
+ if (pid < 0) {
err = -pid;
printk("harddog_open - run_helper failed, errno = %d\n", -err);
goto out_close_out;
}
- n = os_read_file(in_fds[0], &c, sizeof(c));
- if(n == 0){
+ n = read(in_fds[0], &c, sizeof(c));
+ if (n == 0) {
printk("harddog_open - EOF on watchdog pipe\n");
helper_wait(pid);
err = -EIO;
goto out_close_out;
}
- else if(n < 0){
+ else if (n < 0) {
printk("harddog_open - read of watchdog pipe failed, "
- "err = %d\n", -n);
+ "err = %d\n", errno);
helper_wait(pid);
err = n;
goto out_close_out;
@@ -96,19 +95,19 @@ int start_watchdog(int *in_fd_ret, int *out_fd_ret, char *sock)
return 0;
out_close_in:
- os_close_file(in_fds[0]);
- os_close_file(in_fds[1]);
+ close(in_fds[0]);
+ close(in_fds[1]);
out_close_out:
- os_close_file(out_fds[0]);
- os_close_file(out_fds[1]);
+ close(out_fds[0]);
+ close(out_fds[1]);
out:
return err;
}
void stop_watchdog(int in_fd, int out_fd)
{
- os_close_file(in_fd);
- os_close_file(out_fd);
+ close(in_fd);
+ close(out_fd);
}
int ping_watchdog(int fd)
@@ -116,10 +115,11 @@ int ping_watchdog(int fd)
int n;
char c = '\n';
- n = os_write_file(fd, &c, sizeof(c));
- if(n != sizeof(c)){
- printk("ping_watchdog - write failed, err = %d\n", -n);
- if(n < 0)
+ n = write(fd, &c, sizeof(c));
+ if (n != sizeof(c)) {
+ printk("ping_watchdog - write failed, ret = %d, err = %d\n",
+ n, errno);
+ if (n < 0)
return n;
return -EIO;
}