Commit f9bb3b59 authored by Hans-Werner Hilse's avatar Hans-Werner Hilse Committed by Richard Weinberger

um: Do not use stdin and stdout identifiers for struct members

stdin, stdout and stderr are macros according to C89/C99.
Thus do not use them as struct member identifiers to avoid
bad results from macro expansion.
Signed-off-by: default avatarHans-Werner Hilse <hwhilse@gmail.com>
Signed-off-by: default avatarRichard Weinberger <richard@nod.at>
parent 9a75551a
......@@ -9,8 +9,8 @@
#include <os.h>
struct dog_data {
int stdin;
int stdout;
int stdin_fd;
int stdout_fd;
int close_me[2];
};
......@@ -18,11 +18,11 @@ static void pre_exec(void *d)
{
struct dog_data *data = d;
dup2(data->stdin, 0);
dup2(data->stdout, 1);
dup2(data->stdout, 2);
close(data->stdin);
close(data->stdout);
dup2(data->stdin_fd, 0);
dup2(data->stdout_fd, 1);
dup2(data->stdout_fd, 2);
close(data->stdin_fd);
close(data->stdout_fd);
close(data->close_me[0]);
close(data->close_me[1]);
}
......@@ -49,8 +49,8 @@ int start_watchdog(int *in_fd_ret, int *out_fd_ret, char *sock)
goto out_close_in;
}
data.stdin = out_fds[0];
data.stdout = in_fds[1];
data.stdin_fd = out_fds[0];
data.stdout_fd = in_fds[1];
data.close_me[0] = out_fds[1];
data.close_me[1] = in_fds[0];
......
......@@ -166,7 +166,7 @@ int net_sendto(int fd, void *buf, int len, void *to, int sock_len)
struct change_pre_exec_data {
int close_me;
int stdout;
int stdout_fd;
};
static void change_pre_exec(void *arg)
......@@ -174,7 +174,7 @@ static void change_pre_exec(void *arg)
struct change_pre_exec_data *data = arg;
close(data->close_me);
dup2(data->stdout, 1);
dup2(data->stdout_fd, 1);
}
static int change_tramp(char **argv, char *output, int output_len)
......@@ -189,7 +189,7 @@ static int change_tramp(char **argv, char *output, int output_len)
return err;
}
pe_data.close_me = fds[0];
pe_data.stdout = fds[1];
pe_data.stdout_fd = fds[1];
pid = run_helper(change_pre_exec, &pe_data, argv);
if (pid > 0) /* Avoid hang as we won't get data in failure case. */
......
......@@ -55,8 +55,8 @@ static int set_up_tty(int fd)
}
struct slip_pre_exec_data {
int stdin;
int stdout;
int stdin_fd;
int stdout_fd;
int close_me;
};
......@@ -64,9 +64,9 @@ static void slip_pre_exec(void *arg)
{
struct slip_pre_exec_data *data = arg;
if (data->stdin >= 0)
dup2(data->stdin, 0);
dup2(data->stdout, 1);
if (data->stdin_fd >= 0)
dup2(data->stdin_fd, 0);
dup2(data->stdout_fd, 1);
if (data->close_me >= 0)
close(data->close_me);
}
......@@ -85,8 +85,8 @@ static int slip_tramp(char **argv, int fd)
}
err = 0;
pe_data.stdin = fd;
pe_data.stdout = fds[1];
pe_data.stdin_fd = fd;
pe_data.stdout_fd = fds[1];
pe_data.close_me = fds[0];
err = run_helper(slip_pre_exec, &pe_data, argv);
if (err < 0)
......
......@@ -20,18 +20,18 @@ static int slirp_user_init(void *data, void *dev)
}
struct slirp_pre_exec_data {
int stdin;
int stdout;
int stdin_fd;
int stdout_fd;
};
static void slirp_pre_exec(void *arg)
{
struct slirp_pre_exec_data *data = arg;
if (data->stdin != -1)
dup2(data->stdin, 0);
if (data->stdout != -1)
dup2(data->stdout, 1);
if (data->stdin_fd != -1)
dup2(data->stdin_fd, 0);
if (data->stdout_fd != -1)
dup2(data->stdout_fd, 1);
}
static int slirp_tramp(char **argv, int fd)
......@@ -39,8 +39,8 @@ static int slirp_tramp(char **argv, int fd)
struct slirp_pre_exec_data pe_data;
int pid;
pe_data.stdin = fd;
pe_data.stdout = fd;
pe_data.stdin_fd = fd;
pe_data.stdout_fd = fd;
pid = run_helper(slirp_pre_exec, &pe_data, argv);
return pid;
......
......@@ -47,7 +47,7 @@ static void tuntap_del_addr(unsigned char *addr, unsigned char *netmask,
}
struct tuntap_pre_exec_data {
int stdout;
int stdout_fd;
int close_me;
};
......@@ -55,7 +55,7 @@ static void tuntap_pre_exec(void *arg)
{
struct tuntap_pre_exec_data *data = arg;
dup2(data->stdout, 1);
dup2(data->stdout_fd, 1);
close(data->close_me);
}
......@@ -74,7 +74,7 @@ static int tuntap_open_tramp(char *gate, int *fd_out, int me, int remote,
sprintf(version_buf, "%d", UML_NET_VERSION);
data.stdout = remote;
data.stdout_fd = remote;
data.close_me = me;
pid = run_helper(tuntap_pre_exec, &data, argv);
......
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