diff options
Diffstat (limited to 'libbuild2/algorithm.cxx')
| -rw-r--r-- | libbuild2/algorithm.cxx | 36 |
1 files changed, 25 insertions, 11 deletions
diff --git a/libbuild2/algorithm.cxx b/libbuild2/algorithm.cxx index 511850d..5ae55b0 100644 --- a/libbuild2/algorithm.cxx +++ b/libbuild2/algorithm.cxx @@ -1151,6 +1151,8 @@ namespace build2 backlink_mode m, bool ie /* ignore_errors */= false) { + // Note that this function should not be called in the dry-run mode. + // // See also clean_backlink() below. using mode = backlink_mode; @@ -1183,16 +1185,17 @@ namespace build2 void update_backlink (context& ctx, - const path& p, const path& l, backlink_mode om) + const path& p, const path& l, backlink_mode om, + uint16_t verbosity) { using mode = backlink_mode; bool d (l.to_directory ()); mode m (om); // Keep original mode. - auto print = [&p, &l, &m, d] () + auto print = [&p, &l, &m, verbosity, d] () { - if (verb >= 3) + if (verb >= verbosity) { const char* c (nullptr); switch (m) @@ -1208,14 +1211,17 @@ namespace build2 } }; + // Note that none of mk*() or cp*() functions that we use here handle + // the dry-run mode. + // + if (!ctx.dry_run) try { try { // Normally will be there. // - if (!ctx.dry_run) - try_rmbacklink (l, m); + try_rmbacklink (l, m); // Skip (ad hoc) targets that don't exist. // @@ -1258,7 +1264,7 @@ namespace build2 path f (fr / de.path ()); path t (to / de.path ()); - update_backlink (ctx, f, t, mode::link); + update_backlink (ctx, f, t, mode::link, verb_never); } } else @@ -1303,6 +1309,8 @@ namespace build2 const path& l, uint16_t v /*verbosity*/, backlink_mode m) { // Like try_rmbacklink() but with diagnostics and error handling. + // + // Note that here the dry-run mode is handled by the filesystem functions. using mode = backlink_mode; @@ -1342,8 +1350,8 @@ namespace build2 reference_wrapper<const path_type> target; backlink_mode mode; - backlink (const path_type& t, path_type&& l, backlink_mode m) - : auto_rm<path_type> (move (l)), target (t), mode (m) + backlink (const path_type& t, path_type&& l, backlink_mode m, bool active) + : auto_rm<path_type> (move (l), active), target (t), mode (m) { assert (t.to_directory () == path.to_directory ()); } @@ -1437,7 +1445,10 @@ namespace build2 backlinks bls; auto add = [&bls, &s] (const path& p, mode m) { - bls.emplace_back (p, s.src_path () / p.leaf (s.out_path ()), m); + bls.emplace_back (p, + s.src_path () / p.leaf (s.out_path ()), + m, + !s.ctx.dry_run /* active */); }; // First the target itself. @@ -1514,8 +1525,11 @@ namespace build2 // Cancel removal. // - for (backlink& bl: bls) - bl.cancel (); + if (!t.ctx.dry_run) + { + for (backlink& bl: bls) + bl.cancel (); + } } static void |