Root/
| 1 | #include "launcher.h" |
| 2 | |
| 3 | #include "debug.h" |
| 4 | |
| 5 | #include <cerrno> |
| 6 | #include <cstring> |
| 7 | #include <unistd.h> |
| 8 | |
| 9 | #include <sys/ioctl.h> |
| 10 | #include <sys/types.h> |
| 11 | #include <sys/stat.h> |
| 12 | #include <fcntl.h> |
| 13 | |
| 14 | // Bind and activate the framebuffer console on selected platforms. |
| 15 | #define BIND_CONSOLE \ |
| 16 | defined(PLATFORM_A320) || defined(PLATFORM_GCW0) |
| 17 | |
| 18 | #if BIND_CONSOLE |
| 19 | #include <linux/vt.h> |
| 20 | #endif |
| 21 | |
| 22 | using namespace std; |
| 23 | |
| 24 | |
| 25 | Launcher::Launcher(vector<string> const& commandLine, bool consoleApp) |
| 26 | : commandLine(commandLine) |
| 27 | , consoleApp(consoleApp) |
| 28 | { |
| 29 | } |
| 30 | |
| 31 | Launcher::Launcher(vector<string> && commandLine, bool consoleApp) |
| 32 | : commandLine(commandLine) |
| 33 | , consoleApp(consoleApp) |
| 34 | { |
| 35 | } |
| 36 | |
| 37 | void Launcher::exec() |
| 38 | { |
| 39 | if (consoleApp) { |
| 40 | #if BIND_CONSOLE |
| 41 | /* Enable the framebuffer console */ |
| 42 | char c = '1'; |
| 43 | int fd = open("/sys/devices/virtual/vtconsole/vtcon1/bind", O_WRONLY); |
| 44 | if (fd < 0) { |
| 45 | WARNING("Unable to open fbcon handle\n"); |
| 46 | } else { |
| 47 | write(fd, &c, 1); |
| 48 | close(fd); |
| 49 | } |
| 50 | |
| 51 | fd = open("/dev/tty1", O_RDWR); |
| 52 | if (fd < 0) { |
| 53 | WARNING("Unable to open tty1 handle\n"); |
| 54 | } else { |
| 55 | if (ioctl(fd, VT_ACTIVATE, 1) < 0) |
| 56 | WARNING("Unable to activate tty1\n"); |
| 57 | close(fd); |
| 58 | } |
| 59 | #endif |
| 60 | } |
| 61 | |
| 62 | vector<const char *> args; |
| 63 | args.reserve(commandLine.size() + 1); |
| 64 | for (auto arg : commandLine) { |
| 65 | args.push_back(arg.c_str()); |
| 66 | } |
| 67 | args.push_back(nullptr); |
| 68 | execvp(commandLine[0].c_str(), (char* const*)&args[0]); |
| 69 | WARNING("Failed to exec '%s': %s\n", |
| 70 | commandLine[0].c_str(), strerror(errno)); |
| 71 | } |
| 72 |
Branches:
install_locations
master
opkrun
packages
