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// file : bdep/git.txx -*- C++ -*-
// copyright : Copyright (c) 2014-2019 Code Synthesis Ltd
// license : MIT; see accompanying LICENSE file
namespace bdep
{
template <typename... A>
void
run_git (const semantic_version& min_ver, const dir_path& repo, A&&... args)
{
// We don't expect git to print anything to stdout, as the caller would use
// start_git() and pipe otherwise. Thus, let's redirect stdout to stderr
// for good measure, as git is known to print some informational messages
// to stdout.
//
process pr (start_git (min_ver,
repo,
0 /* stdin */,
2 /* stdout */,
2 /* stderr */,
forward<A> (args)...));
finish_git (pr);
}
void
git_check_version (const semantic_version& min_ver);
template <typename I, typename O, typename E, typename... A>
process
start_git (const semantic_version& min_ver,
I&& in, O&& out, E&& err,
A&&... args)
{
git_check_version (min_ver);
return start (forward<I> (in), forward<O> (out), forward<E> (err),
"git",
forward<A> (args)...);
}
template <typename... A>
optional<string>
git_line (const semantic_version& min_ver, bool ie, A&&... args)
{
fdpipe pipe (fdopen_pipe ());
auto_fd null (ie ? fdnull () : auto_fd ());
process pr (start_git (min_ver,
0 /* stdin */,
pipe /* stdout */,
ie ? null.get () : 2 /* stderr */,
forward<A> (args)...));
return git_line (move (pr), move (pipe), ie);
}
}
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