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* Big fat refactoring of how redirections work. In fish 1.x and 2.0.0, the ↵Gravatar ridiculousfish2013-08-19
| | | | | | | | | | redirections for a process were flattened into a big list associated with the job, so there was no way to tell which redirections applied to each process. Each process therefore got all the redirections associated with the job. See https://github.com/fish-shell/fish-shell/issues/877 for how this could manifest. With this change, jobs only track their block-level redirections. Process level redirections are correctly associated with the process, and at exec time we stitch them together (block, pipe, and process redirects). This fixes the weird issues where redirects bleed across pipelines (like #877), and also allows us to play with the order in which redirections are applied, since the final list is constructed right before it's needed. This lets us put pipes after block level redirections but before process level redirections, so that a 2>&1-type redirection gets picked up after the pipe, i.e. it should fix https://github.com/fish-shell/fish-shell/issues/110 This is a significant change. The tests all pass. Cross your fingers.
* Reenable free_redirected_fds_from_pipes.Gravatar ridiculousfish2013-08-19
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* Initial work towards various IO cleanups with an eye to fixing ↵Gravatar ridiculousfish2013-08-19
| | | | https://github.com/fish-shell/fish-shell/issues/110
* Cleanup and simplify null_terminated_array_t and its clientsGravatar ridiculousfish2013-02-22
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* Make subcommands modify $status, and make builtin_set not modify status ↵Gravatar ridiculousfish2013-01-31
| | | | | | | unless it fails https://github.com/fish-shell/fish-shell/issues/547 https://github.com/fish-shell/fish-shell/issues/214
* Merge branch 'split-io' of git://github.com/xiaq/fish-shell into xiaq-split-ioGravatar ridiculousfish2013-01-18
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* | add a JOIN_THREADS_BEFORE_FORK preprocessor flag to help debug locking problemsGravatar Jan Kanis2013-01-17
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| * Make is_input a member of io_pipe_tGravatar Cheer Xiao2013-01-17
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| * Split out io_pipe_t, let io_buffer_t inherit itGravatar Cheer Xiao2013-01-17
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| * Split out io_file_tGravatar Cheer Xiao2013-01-17
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| * Split out io_fd_tGravatar Cheer Xiao2013-01-17
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* use debug_safe in postfork do_builtin_io. Closes #495Gravatar Jan Kanis2013-01-12
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* Make do_builtin_io multi-fork safe, moved it to postfork.cppGravatar ridiculousfish2013-01-11
| | | | Addresses https://github.com/fish-shell/fish-shell/issues/495
* Revert "Revert shared_ptr<io_data_t> changes until kinks are ironed out"Gravatar Cheer Xiao2013-01-11
| | | | This reverts commit 77f1b1f0fe27778750bb9b9aa53f6bc42d5e5843.
* Don't call strerror or perror after fork, it's unsafe. Added safe_strerror ↵Gravatar ridiculousfish2013-01-09
| | | | | | and safe_perror replacements. Fixes https://github.com/fish-shell/fish-shell/issues/495
* Revert shared_ptr<io_data_t> changes until kinks are ironed outGravatar ridiculousfish2013-01-04
| | | | | | | | | | | https://github.com/fish-shell/fish-shell/pull/487 Revert "Merge branch 'oo-io' of git://github.com/xiaq/fish-shell into xiaq-oo-io" This reverts commit f3c8f535a48d5fdd518bd60879ade948bc8be7e6, reversing changes made to b02f6cf3bc4343cf3e068dee3cb46de7139a5a27. Also reverts ac023f7588e562a03fdea7fd2feda487f18827c7 and a79d3c680c9548566309121630dadc94e48934c4
* Replace some shared_ptrs with const shared_ptr &. Don't use shared_ptr in ↵Gravatar ridiculousfish2013-01-04
| | | | postfork.cpp. Eliminate copy constructor in io_data_t. Simplify some other uses of shared_ptr<io_data_t>
* Use shared_ptr to manage io_data_t*.Gravatar Cheer Xiao2012-12-31
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* Fix indentation of switch statementsGravatar ridiculousfish2012-11-19
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* Apply new indentation, brace, and whitespace styleGravatar ridiculousfish2012-11-18
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* Remove trailing whitespaces and change tabs to spacesGravatar Łukasz Niemier2012-11-18
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* Removed unused commented out code and fixed some indentationGravatar ridiculousfish2012-11-04
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* Don't use posix_spawn for commands that need to be put into foreground to ↵Gravatar ridiculousfish2012-11-04
| | | | | | avoid a race Fix for race where a command's output may not be fully drained
* Don't use posix_spawn when file redirections are involved (except /dev/null) ↵Gravatar ridiculousfish2012-10-29
| | | | | | | because the error handling is too difficult Fix exec to correctly handle the case where a pid could not be created due to posix_spawn failing Should fix https://github.com/fish-shell/fish-shell/issues/364
* Reintroduce IO transmorgrification (yuck) to fix problems with fish_config ↵Gravatar ridiculousfish2012-08-22
| | | | and complicated IO redirections
* Real fix for https://github.com/fish-shell/fish-shell/issues/278Gravatar ridiculousfish2012-08-15
| | | | We forget to set the parent group ID in posix_spawn (!)
* Adopt posix_spawn (!)Gravatar ridiculousfish2012-08-15
| | | | | Rewrite IO chains to be a vector of pointers, instead of a linked list Removed io_transmogrify
* Fix compile error (oops)Gravatar ridiculousfish2012-03-27
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* Make the color picker cell borders appear correctly in FirefoxGravatar ridiculousfish2012-03-27
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* Flip the switch to stop draining threads before exec (!)Gravatar ridiculousfish2012-03-09
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* A bunch of changes working towards eliminating all memory allocation after ↵Gravatar ridiculousfish2012-03-08
| | | | fork()
* Some initial work towards cutting down the number of fork calls we doGravatar ridiculousfish2012-03-06
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* Final cleanup of io_data_t now that I recognize the bizarre way in which it ↵Gravatar ridiculousfish2012-03-04
| | | | shares output buffers (not sure how this ever worked before)
* Some initial changes to use CLO_EXEC, with an eye towards some day using it ↵Gravatar Peter Ammon2012-03-02
| | | | correctly.
* More work towards improving relationship between multithreading and forkGravatar ridiculousfish2012-02-29
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* More work on improving interaction between fork and pthreads. Added ↵Gravatar ridiculousfish2012-02-29
| | | | null_terminated_array_t class.
* Added postforkGravatar ridiculousfish2012-02-29