47f3e07b2d
* reduce ci matrix
* python runscript without bash
(cherry picked from commit 9b148a6679722db5eb7ffabd3a27a8579f296319)
* change link dest function to handle '\?\' links
* add path normalization for windows support
* Revert "add path normalization for windows support"
This reverts commit 2ab0fc1b3c.
* link variable extraction without normpath
* type annotation
* blacken
* missing black files
* variable renames from '2775765a' outside link function
* from '2775765a' use method for default flags
* fix defaults from method
* variable renames from '2775765a' in link function and method renames
* refactor if clauses into blocks
* maybe fix if refactor
* remove unreachable code
* remove silly disambiguation semantics
* remove silly disambiguation semantics 2
* incremental else swap
* bring source existence check to front
* bring source existence check to front and remove old back check
* refactor almost final case
* check symlink broken cases up front
* add return missing
* flip block order to make things easier to understand
29 lines
1.3 KiB
Python
29 lines
1.3 KiB
Python
import os
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import subprocess
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import platform
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def shell_command(command, cwd=None, enable_stdin=False, enable_stdout=False, enable_stderr=False):
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with open(os.devnull, "w") as devnull_w, open(os.devnull, "r") as devnull_r:
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stdin = None if enable_stdin else devnull_r
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stdout = None if enable_stdout else devnull_w
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stderr = None if enable_stderr else devnull_w
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executable = os.environ.get("SHELL")
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if platform.system() == "Windows":
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# We avoid setting the executable kwarg on Windows because it does
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# not have the desired effect when combined with shell=True. It
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# will result in the correct program being run (e.g. bash), but it
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# will be invoked with a '/c' argument instead of a '-c' argument,
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# which it won't understand.
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#
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# See https://github.com/anishathalye/dotbot/issues/219 and
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# https://bugs.python.org/issue40467.
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#
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# This means that complex commands that require Bash's parsing
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# won't work; a workaround for this is to write the command as
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# `bash -c "..."`.
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executable = None
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return subprocess.call(
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command, shell=True, executable=executable, stdin=stdin, stdout=stdout, stderr=stderr, cwd=cwd
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)
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