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Diffstat (limited to 'src/libcamera/include')
-rw-r--r-- | src/libcamera/include/process.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/src/libcamera/include/process.h b/src/libcamera/include/process.h new file mode 100644 index 00000000..d322fce1 --- /dev/null +++ b/src/libcamera/include/process.h @@ -0,0 +1,55 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +/* + * Copyright (C) 2019, Google Inc. + * + * process.h - Process object + */ +#ifndef __LIBCAMERA_PROCESS_H__ +#define __LIBCAMERA_PROCESS_H__ + +#include <string> +#include <vector> + +#include <libcamera/event_notifier.h> + +namespace libcamera { + +class Process final +{ +public: + enum ExitStatus { + NotExited, + NormalExit, + SignalExit, + }; + + Process(); + ~Process(); + + int start(const std::string &path, + const std::vector<std::string> &args = std::vector<std::string>(), + const std::vector<int> &fds = std::vector<int>()); + + ExitStatus exitStatus() const { return exitStatus_; } + int exitCode() const { return exitCode_; } + + void kill(); + + Signal<Process *, enum ExitStatus, int> finished; + +private: + void closeAllFdsExcept(const std::vector<int> &fds); + int isolate(); + void died(int wstatus); + + pid_t pid_; + bool running_; + enum ExitStatus exitStatus_; + int exitCode_; + + friend class ProcessManager; +}; + +} /* namespace libcamera */ + +#endif /* __LIBCAMERA_PROCESS_H__ */ |