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Cleanup file descriptors and add info

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topjohnwu 2017-07-08 23:50:47 +08:00
parent 60ca704a9e
commit 09392be069
2 changed files with 4 additions and 4 deletions
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4
su.c
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@ -35,7 +35,7 @@ static void usage(int status) {
FILE *stream = (status == EXIT_SUCCESS) ? stdout : stderr;
fprintf(stream,
"MagiskSU v" xstr(MAGISK_VERSION) "\n\n"
"MagiskSU v" xstr(MAGISK_VERSION) "(" xstr(MAGISK_VER_CODE) ")\n\n"
"Usage: su [options] [--] [-] [LOGIN] [--] [args...]\n\n"
"Options:\n"
" -c, --command COMMAND pass COMMAND to the invoked shell\n"
@ -50,7 +50,7 @@ static void usage(int status) {
" this is used almost exclusively by Superuser.apk\n"
" -mm, -M,\n"
" --mount-master run in the global mount namespace,\n"
" use if you need to publicly apply mounts");
" use if you need to publicly apply mounts\n");
exit2(status);
}

4
su_socket.c
View File

@ -22,7 +22,7 @@ int socket_create_temp(char *path, size_t len) {
int fd;
struct sockaddr_un sun;
fd = xsocket(AF_LOCAL, SOCK_STREAM, 0);
fd = xsocket(AF_LOCAL, SOCK_STREAM | SOCK_CLOEXEC, 0);
if (fcntl(fd, F_SETFD, FD_CLOEXEC)) {
PLOGE("fcntl FD_CLOEXEC");
}
@ -65,7 +65,7 @@ int socket_accept(int serv_fd) {
PLOGE("select");
}
return xaccept(serv_fd, NULL, NULL);
return xaccept4(serv_fd, NULL, NULL, SOCK_CLOEXEC);
}
#define write_data(fd, data, data_len) \