upstream/mercurial-mirror Files · contrib/chg/procutil.h

rust-cpython: make PySharedRef::try_borrow_mut() return BorrowMutError...

rust-cpython: make PySharedRef::try_borrow_mut() return BorrowMutError As I said, it shouldn't be an error of Python layer, but is something like a coding error. Returning BorrowMutError makes more sense. There's a weird hack to propagate the borrow-by-leaked state to RefCell to obtain BorrowMutError. If we don't like it, maybe we can add our own BorrowMutError.

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      /*

       * Utilities about process handling - signal and subprocess (ex. pager)

       *

       * Copyright (c) 2011 Yuya Nishihara <yuya@tcha.org>

       *

       * This software may be used and distributed according to the terms of the

       * GNU General Public License version 2 or any later version.

       */

      #ifndef PROCUTIL_H_

      #define PROCUTIL_H_

      #include <unistd.h>

      void restoresignalhandler(void);

      void setupsignalhandler(pid_t pid, pid_t pgid);

      pid_t setuppager(const char *pagercmd, const char *envp[]);

      void waitpager(void);

      #endif /* PROCUTIL_H_ */

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				/*
				* Utilities about process handling - signal and subprocess (ex. pager)
				*
				* Copyright (c) 2011 Yuya Nishihara <yuya@tcha.org>
				*
				* This software may be used and distributed according to the terms of the
				* GNU General Public License version 2 or any later version.
				*/

				#ifndef PROCUTIL_H_
				#define PROCUTIL_H_

				#include <unistd.h>

				void restoresignalhandler(void);
				void setupsignalhandler(pid_t pid, pid_t pgid);

				pid_t setuppager(const char pagercmd, const char envp[]);
				void waitpager(void);

				#endif /* PROCUTIL_H_ */