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migrate to std::ranges

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Move the various seq_ functions, as well as std::(stable_)sort,
std::accumulate, std::transform, std::find, std::find_if to their C++20
std::ranges counterparts.
This commit is contained in:
Dirk-Jan C. Binnema
2026-07-24 21:28:58 +03:00
committed by Seth Ladygo
parent 1b42ad6099
commit 4489d513be
29 changed files with 71 additions and 131 deletions
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10
lib/mu-scanner.cc
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@ -250,8 +250,8 @@ Scanner::Private::process_dir(const std::string& path, bool is_maildir)
#if HAVE_DIRENT_D_INO
// sort by i-node; much faster on rotational (HDDs) devices and on SSDs
// sort is quick enough to not matter much
std::sort(dir_entries.begin(), dir_entries.end(),
[](auto&& d1, auto&& d2){ return d1.d_ino < d2.d_ino; });
std::ranges::sort(dir_entries,
[](auto&& d1, auto&& d2){ return d1.d_ino < d2.d_ino; });
#endif /*HAVEN_DIRENT_D_INO*/
// now process...
@ -379,9 +379,9 @@ test_count_maildirs()
while (scanner.is_running()) { g_usleep(1000); }
g_assert_cmpuint(dirs.size(),==,3);
g_assert_true(seq_find_if(dirs, [](auto& p){return p == "bar";}) != dirs.end());
g_assert_true(seq_find_if(dirs, [](auto& p){return p == "Foo";}) != dirs.end());
g_assert_true(seq_find_if(dirs, [](auto& p){return p == "wom_bat";}) != dirs.end());
g_assert_true(std::ranges::find(dirs, "bar") != dirs.end());
g_assert_true(std::ranges::find(dirs, "Foo") != dirs.end());
g_assert_true(std::ranges::find(dirs, "wom_bat") != dirs.end());
}
static void