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Merge commit '80ec734a95'

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This commit is contained in:
Roman Perepelitsa 2021-08-18 17:05:04 +02:00
commit ec44300155
6 changed files with 23 additions and 12 deletions
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14
gitstatus/src/dir.cc
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@ -106,14 +106,14 @@ bool ListDir(int dir_fd, Arena& arena, std::vector<char*>& entries, bool precomp
};
constexpr size_t kBufSize = 8 << 10;
entries.clear();
const size_t orig_size = entries.size();
while (true) {
char* buf = static_cast<char*>(arena.Allocate(kBufSize, alignof(linux_dirent64)));
// Save 256 bytes for the rainy day.
int n = syscall(SYS_getdents64, dir_fd, buf, kBufSize - 256);
if (n < 0) {
entries.clear();
entries.resize(orig_size);
return false;
}
for (int pos = 0; pos < n;) {
@ -131,9 +131,9 @@ bool ListDir(int dir_fd, Arena& arena, std::vector<char*>& entries, bool precomp
}
if (case_sensitive) {
SortEntries<true>(entries.data(), entries.data() + entries.size());
SortEntries<true>(entries.data() + orig_size, entries.data() + entries.size());
} else {
SortEntries<false>(entries.data(), entries.data() + entries.size());
SortEntries<false>(entries.data() + orig_size, entries.data() + entries.size());
}
return true;
@ -211,7 +211,7 @@ char* DirenvConvert(Arena& arena, struct dirent& ent, bool do_convert) {
bool ListDir(int dir_fd, Arena& arena, std::vector<char*>& entries, bool precompose_unicode,
bool case_sensitive) {
entries.clear();
const size_t orig_size = entries.size();
dir_fd = dup(dir_fd);
if (dir_fd < 0) return false;
DIR* dir = fdopendir(dir_fd);
@ -225,10 +225,10 @@ bool ListDir(int dir_fd, Arena& arena, std::vector<char*>& entries, bool precomp
entries.push_back(DirenvConvert(arena, *ent, precompose_unicode));
}
if (errno) {
entries.clear();
entries.resize(orig_size);
return false;
}
StrSort(entries.data(), entries.data() + entries.size(), case_sensitive);
StrSort(entries.data() + orig_size, entries.data() + entries.size(), case_sensitive);
return true;
}