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Support absolute paths when completing commands

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This commit is contained in:
Maxime Coste 2014-12-21 17:08:33 +00:00
parent 5b94b73152
commit 7a7ad57871
1 changed files with 23 additions and 13 deletions
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36
src/file.cc
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@ -339,8 +339,6 @@ std::vector<String> complete_filename(StringView prefix,
std::vector<String> complete_command(StringView prefix, ByteCount cursor_pos)
{
String real_prefix = parse_filename(prefix.substr(0, cursor_pos));
String dirname;
String fileprefix = real_prefix;
ByteCount dir_end = -1;
for (ByteCount i = 0; i < real_prefix.length(); ++i)
@ -349,6 +347,27 @@ std::vector<String> complete_command(StringView prefix, ByteCount cursor_pos)
dir_end = i;
}
if (dir_end != -1)
{
auto dirname = real_prefix.substr(0, dir_end + 1);
auto fileprefix = real_prefix.substr(dir_end + 1);
auto filter = [&](const dirent& entry)
{
struct stat st;
if (stat((dirname + entry.d_name).c_str(), &st))
return false;
bool executable = (st.st_mode & S_IXUSR)
| (st.st_mode & S_IXGRP)
| (st.st_mode & S_IXOTH);
return S_ISDIR(st.st_mode) or (S_ISREG(st.st_mode) and executable);
};
std::vector<String> res = list_files(fileprefix, dirname, filter);
for (auto& file : res)
file = dirname + file;
std::sort(res.begin(), res.end());
return res;
}
typedef decltype(stat::st_mtime) TimeSpec;
struct CommandCache
@ -358,17 +377,8 @@ std::vector<String> complete_command(StringView prefix, ByteCount cursor_pos)
};
static UnorderedMap<String, CommandCache> command_cache;
std::vector<StringView> path;
if (dir_end != -1)
{
path.emplace_back(real_prefix.substr(0, dir_end + 1));
fileprefix = real_prefix.substr(dir_end + 1);
}
else
path = split(getenv("PATH"), ':');
std::vector<String> res;
for (auto dir : path)
for (auto dir : split(getenv("PATH"), ':'))
{
String dirname = dir;
if (not dirname.empty() and dirname.back() != '/')
@ -396,7 +406,7 @@ std::vector<String> complete_command(StringView prefix, ByteCount cursor_pos)
}
for (auto& cmd : cache.commands)
{
if (prefix_match(cmd, fileprefix))
if (prefix_match(cmd, real_prefix))
res.push_back(cmd);
}
}