diff options
| -rw-r--r-- | libbuild2/bash/rule.cxx | 4 | ||||
| -rw-r--r-- | libbuild2/bash/rule.hxx | 2 | ||||
| -rw-r--r-- | libbuild2/bin/target.hxx | 15 | ||||
| -rw-r--r-- | libbuild2/cc/install-rule.cxx | 298 | ||||
| -rw-r--r-- | libbuild2/cc/install-rule.hxx | 29 | ||||
| -rw-r--r-- | libbuild2/cc/module.cxx | 3 | ||||
| -rw-r--r-- | libbuild2/install/rule.cxx | 164 | ||||
| -rw-r--r-- | libbuild2/install/rule.hxx | 96 |
8 files changed, 448 insertions, 163 deletions
diff --git a/libbuild2/bash/rule.cxx b/libbuild2/bash/rule.cxx index 502a206..6e96b34 100644 --- a/libbuild2/bash/rule.cxx +++ b/libbuild2/bash/rule.cxx @@ -455,9 +455,9 @@ namespace build2 } recipe install_rule:: - apply (action a, target& t) const + apply (action a, target& t, match_extra& me) const { - recipe r (file_rule::apply_impl (a, t)); + recipe r (file_rule::apply_impl (a, t, me)); if (r == nullptr) return noop_recipe; diff --git a/libbuild2/bash/rule.hxx b/libbuild2/bash/rule.hxx index 444d176..3f9618f 100644 --- a/libbuild2/bash/rule.hxx +++ b/libbuild2/bash/rule.hxx @@ -74,7 +74,7 @@ namespace build2 match (action, target&) const override; virtual recipe - apply (action, target&) const override; + apply (action, target&, match_extra&) const override; protected: const in_rule& in_; diff --git a/libbuild2/bin/target.hxx b/libbuild2/bin/target.hxx index 9685e39..8f2a92e 100644 --- a/libbuild2/bin/target.hxx +++ b/libbuild2/bin/target.hxx @@ -412,6 +412,21 @@ namespace build2 virtual group_view group_members (action) const override; + // Match options for the install operation on the liba{}/libs{} and + // libua{}/libus{} target types (note: not lib{}/libul{} nor libue{}). + // + // If only install_runtime option is specified, then only install the + // runtime files omitting everything buildtime (headers, pkg-config + // files, shared library version-related symlinks, etc). + // + // Note that it's either runtime-only or runtime and buildtime (i.e., + // everything), so match with install_all instead of install_buildtime + // (the latter is only useful in the rule implementations). + // + static constexpr uint64_t option_install_runtime = 0x01; + static constexpr uint64_t option_install_buildtime = 0x02; + static constexpr uint64_t option_install_all = match_extra::all_options; + public: static const target_type static_type; }; diff --git a/libbuild2/cc/install-rule.cxx b/libbuild2/cc/install-rule.cxx index 3eaaa94..4ed674a 100644 --- a/libbuild2/cc/install-rule.cxx +++ b/libbuild2/cc/install-rule.cxx @@ -24,14 +24,17 @@ namespace build2 install_rule (data&& d, const link_rule& l) : common (move (d)), link_ (l) {} - const target* install_rule:: + pair<const target*, uint64_t> install_rule:: filter (const scope* is, - action a, const target& t, prerequisite_iterator& i) const + action a, const target& t, prerequisite_iterator& i, + match_extra& me) const { // NOTE: see libux_install_rule::filter() if changing anything here. const prerequisite& p (i->prerequisite); + uint64_t options (match_extra::all_options); + // If this is a shared library prerequisite, install it as long as it is // in the installation scope. // @@ -64,23 +67,58 @@ namespace build2 if (const libx* l = pt->is_a<libx> ()) pt = link_member (*l, a, link_info (t.base_scope (), ot)); - // Note: not redundant since we are returning a member. + + // Note: not redundant since we could be returning a member. // if ((st && pt->is_a<libs> ()) || (at && pt->is_a<liba> ())) - return is == nullptr || pt->in (*is) ? pt : nullptr; + { + // Adjust match options. + // + if (a.operation () != update_id) + { + if (t.is_a<exe> ()) + options = lib::option_install_runtime; + else + { + // This is a library prerequisite of a library target and + // runtime-only begets runtime-only. + // + if (me.cur_options == lib::option_install_runtime) + options = lib::option_install_runtime; + } + } + + return make_pair (is == nullptr || pt->in (*is) ? pt : nullptr, + options); + } // See through to libu*{} members. Note that we are always in the same // project (and thus amalgamation). // if (pt->is_a<libux> ()) - return pt; + { + // Adjust match options (similar to above). + // + if (a.operation () != update_id && !pt->is_a<libue> ()) + { + if (t.is_a<exe> ()) + options = lib::option_install_runtime; + else + { + if (me.cur_options == lib::option_install_runtime) + options = lib::option_install_runtime; + } + } + + return make_pair (pt, options); + } } // The rest of the tests only succeed if the base filter() succeeds. // - const target* pt (file_rule::filter (is, a, t, p)); + const target* pt (file_rule::filter (is, a, t, p, me).first); if (pt == nullptr) - return pt; + return make_pair (pt, options); // Don't install executable's prerequisite headers and module // interfaces. @@ -115,7 +153,7 @@ namespace build2 } if (pt == nullptr) - return pt; + return make_pair (pt, options); } // Here is a problem: if the user spells the obj*/bmi*{} targets @@ -145,16 +183,16 @@ namespace build2 { pt = t.is_a<exe> () ? nullptr - : file_rule::filter (is, a, *pt, pm.prerequisite); + : file_rule::filter (is, a, *pt, pm.prerequisite, me).first; break; } } if (pt == nullptr) - return pt; + return make_pair (pt, options); } - return pt; + return make_pair (pt, options); } bool install_rule:: @@ -172,6 +210,7 @@ namespace build2 struct install_match_data { build2::recipe recipe; + uint64_t options; // Match options. link_rule::libs_paths libs_paths; target_state @@ -182,12 +221,31 @@ namespace build2 }; recipe install_rule:: - apply (action a, target& t) const + apply (action a, target& t, match_extra& me) const { - recipe r (file_rule::apply_impl (a, t)); + // Handle match options. + // + // Do it before calling apply_impl() since we need this information + // in the filter() callbacks. + // + if (a.operation () != update_id) + { + if (!t.is_a<exe> ()) + { + if (me.new_options == 0) + me.new_options = lib::option_install_runtime; // Minimum we can do. + + me.cur_options = me.new_options; + } + } + + recipe r (file_rule::apply_impl (a, t, me)); if (r == nullptr) + { + me.cur_options = match_extra::all_options; // Noop for all options. return noop_recipe; + } if (a.operation () == update_id) { @@ -217,11 +275,17 @@ namespace build2 { if (!f->path ().empty ()) // Not binless. { + // Note: we could omit deriving the paths if cur_options doesn't + // have the buildtime option. But then we would have to duplicate + // this code in reapply() below (where this bit could be added). + // So let's keep it simple if a bit inefficient for now. + // const string* p (cast_null<string> (t["bin.lib.prefix"])); const string* s (cast_null<string> (t["bin.lib.suffix"])); return install_match_data { move (r), + me.cur_options, link_.derive_libs_paths (*f, p != nullptr ? p->c_str (): nullptr, s != nullptr ? s->c_str (): nullptr)}; @@ -232,6 +296,41 @@ namespace build2 return r; } + void install_rule:: + reapply (action a, target& t, match_extra& me) const + { + assert (a.operation () != update_id && !t.is_a<exe> ()); + + text << "REMATCH " << t + << ' ' << me.cur_options + << ' ' << me.new_options; // @@ TMP + + // If we are rematched with the buildtime option, propagate it to our + // prerequisite libraries. + // + if ((me.new_options & lib::option_install_buildtime) != 0) + { + for (const target* pt: t.prerequisite_targets[a]) + { + if (pt != nullptr && (pt->is_a<liba> () || pt->is_a<libs> () || + pt->is_a<libua> () || pt->is_a<libus> ())) + rematch_sync (a, *pt, lib::option_install_buildtime); + } + } + + // @@ TODO: match additional prerequisites if required. + + me.cur_options |= me.new_options; + + // Update options in install_match_data. + // + if (file* f = t.is_a<libs> ()) + { + if (!f->path ().empty ()) // Not binless. + t.data<install_match_data> (a).options = me.cur_options; + } + } + bool install_rule:: install_extra (const file& t, const install_dir& id) const { @@ -239,28 +338,33 @@ namespace build2 if (t.is_a<libs> ()) { - // Here we may have a bunch of symlinks that we need to install. - // - const scope& rs (t.root_scope ()); - auto& lp (t.data<install_match_data> (perform_install_id).libs_paths); + const auto& md (t.data<install_match_data> (perform_install_id)); - auto ln = [&t, &rs, &id] (const path& f, const path& l) + if ((md.options & lib::option_install_buildtime) != 0) { - install_l (rs, id, l.leaf (), t, f.leaf (), 2 /* verbosity */); - return true; - }; + // Here we may have a bunch of symlinks that we need to install. + // + const scope& rs (t.root_scope ()); + const link_rule::libs_paths& lp (md.libs_paths); - const path& lk (lp.link); - const path& ld (lp.load); - const path& so (lp.soname); - const path& in (lp.interm); + auto ln = [&t, &rs, &id] (const path& f, const path& l) + { + install_l (rs, id, l.leaf (), t, f.leaf (), 2 /* verbosity */); + return true; + }; + + const path& lk (lp.link); + const path& ld (lp.load); + const path& so (lp.soname); + const path& in (lp.interm); - const path* f (lp.real); + const path* f (lp.real); - if (!in.empty ()) {r = ln (*f, in) || r; f = ∈} - if (!so.empty ()) {r = ln (*f, so) || r; f = &so;} - if (!ld.empty ()) {r = ln (*f, ld) || r; f = &ld;} - if (!lk.empty ()) {r = ln (*f, lk) || r; } + if (!in.empty ()) {r = ln (*f, in) || r; f = ∈} + if (!so.empty ()) {r = ln (*f, so) || r; f = &so;} + if (!ld.empty ()) {r = ln (*f, ld) || r; f = &ld;} + if (!lk.empty ()) {r = ln (*f, lk) || r; } + } } return r; @@ -273,27 +377,32 @@ namespace build2 if (t.is_a<libs> ()) { - // Here we may have a bunch of symlinks that we need to uninstall. - // - const scope& rs (t.root_scope ()); - auto& lp (t.data<install_match_data> (perform_uninstall_id).libs_paths); + const auto& md (t.data<install_match_data> (perform_uninstall_id)); - auto rm = [&rs, &id] (const path& f, const path& l) + if ((md.options & lib::option_install_buildtime) != 0) { - return uninstall_l (rs, id, l.leaf (), f.leaf (), 2 /* verbosity */); - }; + // Here we may have a bunch of symlinks that we need to uninstall. + // + const scope& rs (t.root_scope ()); + const link_rule::libs_paths& lp (md.libs_paths); - const path& lk (lp.link); - const path& ld (lp.load); - const path& so (lp.soname); - const path& in (lp.interm); + auto rm = [&rs, &id] (const path& f, const path& l) + { + return uninstall_l (rs, id, l.leaf (), f.leaf (), 2 /* verbosity */); + }; - const path* f (lp.real); + const path& lk (lp.link); + const path& ld (lp.load); + const path& so (lp.soname); + const path& in (lp.interm); - if (!in.empty ()) {r = rm (*f, in) || r; f = ∈} - if (!so.empty ()) {r = rm (*f, so) || r; f = &so;} - if (!ld.empty ()) {r = rm (*f, ld) || r; f = &ld;} - if (!lk.empty ()) {r = rm (*f, lk) || r; } + const path* f (lp.real); + + if (!in.empty ()) {r = rm (*f, in) || r; f = ∈} + if (!so.empty ()) {r = rm (*f, so) || r; f = &so;} + if (!ld.empty ()) {r = rm (*f, ld) || r; f = &ld;} + if (!lk.empty ()) {r = rm (*f, lk) || r; } + } } return r; @@ -305,14 +414,17 @@ namespace build2 libux_install_rule (data&& d, const link_rule& l) : common (move (d)), link_ (l) {} - const target* libux_install_rule:: + pair<const target*, uint64_t> libux_install_rule:: filter (const scope* is, - action a, const target& t, prerequisite_iterator& i) const + action a, const target& t, prerequisite_iterator& i, + match_extra& me) const { using file_rule = install::file_rule; const prerequisite& p (i->prerequisite); + uint64_t options (match_extra::all_options); + // The "see through" semantics that should be parallel to install_rule // above. In particular, here we use libue/libua/libus{} as proxies for // exe/liba/libs{} there. @@ -332,15 +444,42 @@ namespace build2 pt = link_member (*l, a, link_info (t.base_scope (), ot)); if ((st && pt->is_a<libs> ()) || (at && pt->is_a<liba> ())) - return is == nullptr || pt->in (*is) ? pt : nullptr; + { + if (a.operation () != update_id) + { + if (t.is_a<libue> ()) + options = lib::option_install_runtime; + else + { + if (me.cur_options == lib::option_install_runtime) + options = lib::option_install_runtime; + } + } + + return make_pair (is == nullptr || pt->in (*is) ? pt : nullptr, + options); + } if (pt->is_a<libux> ()) - return pt; + { + if (a.operation () != update_id && !pt->is_a<libue> ()) + { + if (t.is_a<libue> ()) + options = lib::option_install_runtime; + else + { + if (me.cur_options == lib::option_install_runtime) + options = lib::option_install_runtime; + } + } + + return make_pair (pt, options); + } } - const target* pt (file_rule::instance.filter (is, a, t, p)); + const target* pt (file_rule::instance.filter (is, a, t, p, me).first); if (pt == nullptr) - return pt; + return make_pair (pt, options); auto header_source = [this] (const auto& p) { @@ -366,7 +505,7 @@ namespace build2 } if (pt == nullptr) - return pt; + return make_pair (pt, options); } bool g (false); @@ -382,16 +521,17 @@ namespace build2 { pt = t.is_a<libue> () ? nullptr - : file_rule::instance.filter (is, a, *pt, pm.prerequisite); + : file_rule::instance.filter ( + is, a, *pt, pm.prerequisite, me).first; break; } } if (pt == nullptr) - return pt; + return make_pair (pt, options); } - return pt; + return make_pair (pt, options); } bool libux_install_rule:: @@ -403,5 +543,51 @@ namespace build2 return link_.sub_match (x_link, update_id, a, t, me) && alias_rule::match (a, t); } + + recipe libux_install_rule:: + apply (action a, target& t, match_extra& me) const + { + if (a.operation () != update_id) + { + if (!t.is_a<libue> ()) + { + if (me.new_options == 0) + me.new_options = lib::option_install_runtime; + + me.cur_options = me.new_options; + } + } + + return alias_rule::apply (a, t, me); + } + + void libux_install_rule:: + reapply (action a, target& t, match_extra& me) const + { + assert (a.operation () != update_id && !t.is_a<libue> ()); + + text << "REMATCH " << t + << ' ' << me.cur_options + << ' ' << me.new_options; // @@ TMP + + // If we are rematched with the buildtime option, propagate it to our + // prerequisite libraries. + // + // @@ Also libux? + // + if ((me.new_options & lib::option_install_buildtime) != 0) + { + for (const target* pt: t.prerequisite_targets[a]) + { + if (pt != nullptr && (pt->is_a<liba> () || pt->is_a<libs> () || + pt->is_a<libua> () || pt->is_a<libus> ())) + rematch_sync (a, *pt, lib::option_install_buildtime); + } + } + + // @@ TODO: match additional prerequisites if required. + + me.cur_options |= me.new_options; + } } } diff --git a/libbuild2/cc/install-rule.hxx b/libbuild2/cc/install-rule.hxx index 6998d63..2427fda 100644 --- a/libbuild2/cc/install-rule.hxx +++ b/libbuild2/cc/install-rule.hxx @@ -20,7 +20,7 @@ namespace build2 { class link_rule; - // Installation rule for exe{} and lib*{}. Here we do: + // Installation rule for exe{} and lib[as]{}. Here we do: // // 1. Signal to the link rule that this is update for install. // @@ -28,17 +28,20 @@ namespace build2 // // 3. Extra un/installation (e.g., libs{} symlinks). // + // 4. Handling runtime/buildtime match options for lib[as]{}. + // class LIBBUILD2_CC_SYMEXPORT install_rule: public install::file_rule, virtual common { public: install_rule (data&&, const link_rule&); - virtual const target* + virtual pair<const target*, uint64_t> filter (const scope*, - action, const target&, prerequisite_iterator&) const override; + action, const target&, prerequisite_iterator&, + match_extra&) const override; - // Note: rule::match() override. + // Note: rule::match() override (with hint and match_extra). // virtual bool match (action, target&, const string&, match_extra&) const override; @@ -46,7 +49,10 @@ namespace build2 using file_rule::match; // Make Clang happy. virtual recipe - apply (action, target&) const override; + apply (action, target&, match_extra&) const override; + + virtual void + reapply (action, target&, match_extra&) const override; virtual bool install_extra (const file&, const install_dir&) const override; @@ -58,7 +64,7 @@ namespace build2 const link_rule& link_; }; - // Installation rule for libu*{}. + // Installation rule for libu[eas]{}. // // While libu*{} members themselves are not installable, we need to see // through them in case they depend on stuff that we need to install @@ -71,9 +77,10 @@ namespace build2 public: libux_install_rule (data&&, const link_rule&); - virtual const target* + virtual pair<const target*, uint64_t> filter (const scope*, - action, const target&, prerequisite_iterator&) const override; + action, const target&, prerequisite_iterator&, + match_extra&) const override; // Note: rule::match() override. // @@ -82,6 +89,12 @@ namespace build2 using alias_rule::match; // Make Clang happy. + virtual recipe + apply (action, target&, match_extra&) const override; + + virtual void + reapply (action, target&, match_extra&) const override; + private: const link_rule& link_; }; diff --git a/libbuild2/cc/module.cxx b/libbuild2/cc/module.cxx index 40857d7..eed7db1 100644 --- a/libbuild2/cc/module.cxx +++ b/libbuild2/cc/module.cxx @@ -1125,6 +1125,9 @@ namespace build2 // if (install_loaded) { + // Note: we rely quite heavily in these rule implementations that + // these are the only target types they are registered for. + const install_rule& ir (*this); r.insert<exe> (perform_install_id, x_install, ir); diff --git a/libbuild2/install/rule.cxx b/libbuild2/install/rule.cxx index 4dd11e8..7e086a8 100644 --- a/libbuild2/install/rule.cxx +++ b/libbuild2/install/rule.cxx @@ -71,24 +71,27 @@ namespace build2 return true; } - const target* alias_rule:: + pair<const target*, uint64_t> alias_rule:: filter (const scope* is, - action a, const target& t, prerequisite_iterator& i) const + action a, const target& t, prerequisite_iterator& i, + match_extra& me) const { assert (i->member == nullptr); - return filter (is, a, t, i->prerequisite); + return filter (is, a, t, i->prerequisite, me); } - const target* alias_rule:: + pair<const target*, uint64_t> alias_rule:: filter (const scope* is, - action, const target& t, const prerequisite& p) const + action, const target& t, const prerequisite& p, + match_extra&) const { const target& pt (search (t, p)); - return is == nullptr || pt.in (*is) ? &pt : nullptr; + return make_pair (is == nullptr || pt.in (*is) ? &pt : nullptr, + match_extra::all_options); } recipe alias_rule:: - apply (action a, target& t) const + apply (action a, target& t, match_extra& me) const { tracer trace ("install::alias_rule::apply"); @@ -125,7 +128,9 @@ namespace build2 if (!is) is = a.operation () != update_id ? install_scope (t) : nullptr; - const target* pt (filter (*is, a, t, i)); + pair<const target*, uint64_t> fr (filter (*is, a, t, i, me)); + + const target* pt (fr.first); if (pt == nullptr) { l5 ([&]{trace << "ignoring " << p << " (filtered out)";}); @@ -150,12 +155,14 @@ namespace build2 continue; } + uint64_t options (fr.second); + // If this is not a file-based target (e.g., a target group such as // libu{}) then ignore it if there is no rule to install. // if (pt->is_a<file> ()) - match_sync (a, *pt); - else if (!try_match_sync (a, *pt).first) + match_sync (a, *pt, options); + else if (!try_match_sync (a, *pt, options).first) { l5 ([&]{trace << "ignoring " << *pt << " (no rule)";}); pt = nullptr; @@ -168,39 +175,11 @@ namespace build2 return default_recipe; } - // fsdir_rule - // - const fsdir_rule fsdir_rule::instance; - - bool fsdir_rule:: - match (action, target&) const + recipe alias_rule:: + apply (action, target&) const { - // We always match. - // - // Note that we are called both as the outer part during the update-for- - // un/install pre-operation and as the inner part during the un/install - // operation itself. - // - return true; - } - - recipe fsdir_rule:: - apply (action a, target& t) const - { - // If this is outer part of the update-for-un/install, delegate to the - // default fsdir rule. Otherwise, this is a noop (we don't install - // fsdir{}). - // - // For now we also assume we don't need to do anything for prerequisites - // (the only sensible prerequisite of fsdir{} is another fsdir{}). - // - if (a.operation () == update_id) - { - match_inner (a, t); - return inner_recipe; - } - else - return noop_recipe; + assert (false); // Never called. + return nullptr; } // group_rule @@ -220,10 +199,13 @@ namespace build2 return &m; } - const target* group_rule:: + pair<const target*, uint64_t> group_rule:: filter (const scope* is, - action, const target& t, const prerequisite& p) const + action, const target& t, const prerequisite& p, + match_extra&) const { + pair<const target*, uint64_t> r (nullptr, match_extra::all_options); + // The same logic as in file_rule::filter() below. // if (p.is_a<exe> ()) @@ -232,15 +214,18 @@ namespace build2 if (p.vars.empty () || cast_empty<path> (p.vars[var_install (rs)]).string () != "true") - return nullptr; + return r; } const target& pt (search (t, p)); - return is == nullptr || pt.in (*is) ? &pt : nullptr; + if (is == nullptr || pt.in (*is)) + r.first = &pt; + + return r; } recipe group_rule:: - apply (action a, target& t) const + apply (action a, target& t, match_extra& me) const { tracer trace ("install::group_rule::apply"); @@ -298,7 +283,7 @@ namespace build2 // Delegate to the base rule. // - return alias_rule::apply (a, t); + return alias_rule::apply (a, t, me); } @@ -315,18 +300,22 @@ namespace build2 return true; } - const target* file_rule:: + pair<const target*, uint64_t> file_rule:: filter (const scope* is, - action a, const target& t, prerequisite_iterator& i) const + action a, const target& t, prerequisite_iterator& i, + match_extra& me) const { assert (i->member == nullptr); - return filter (is, a, t, i->prerequisite); + return filter (is, a, t, i->prerequisite, me); } - const target* file_rule:: + pair<const target*, uint64_t> file_rule:: filter (const scope* is, - action, const target& t, const prerequisite& p) const + action, const target& t, const prerequisite& p, + match_extra&) const { + pair<const target*, uint64_t> r (nullptr, match_extra::all_options); + // See also group_rule::filter() with identical semantics. // if (p.is_a<exe> ()) @@ -340,22 +329,32 @@ namespace build2 // if (p.vars.empty () || cast_empty<path> (p.vars[var_install (rs)]).string () != "true") - return nullptr; + return r; } const target& pt (search (t, p)); - return is == nullptr || pt.in (*is) ? &pt : nullptr; + if (is == nullptr || pt.in (*is)) + r.first = &pt; + + return r; } recipe file_rule:: - apply (action a, target& t) const + apply (action a, target& t, match_extra& me) const { - recipe r (apply_impl (a, t)); + recipe r (apply_impl (a, t, me)); return r != nullptr ? move (r) : noop_recipe; } recipe file_rule:: - apply_impl (action a, target& t) const + apply (action, target&) const + { + assert (false); // Never called. + return nullptr; + } + + recipe file_rule:: + apply_impl (action a, target& t, match_extra& me) const { tracer trace ("install::file_rule::apply"); @@ -438,8 +437,9 @@ namespace build2 if (!is) is = a.operation () != update_id ? install_scope (t) : nullptr; - const target* pt (filter (*is, a, t, i)); + pair<const target*, uint64_t> fr (filter (*is, a, t, i, me)); + const target* pt (fr.first); if (pt == nullptr) { l5 ([&]{trace << "ignoring " << p << " (filtered out)";}); @@ -458,6 +458,8 @@ namespace build2 continue; } + uint64_t options (fr.second); + if (pt->is_a<file> ()) { // If the matched rule returned noop_recipe, then the target state @@ -466,10 +468,15 @@ namespace build2 // when updating static installable content (headers, documentation, // etc). // - if (match_sync (a, *pt, unmatch::unchanged).first) + // Regarding options, the expectation here is that they are not used + // for the update operation. And for install/uninstall, if they are + // used, then they don't effect whether the target is unchanged. All + // feels reasonable. + // + if (match_sync (a, *pt, unmatch::unchanged, options).first) pt = nullptr; } - else if (!try_match_sync (a, *pt).first) + else if (!try_match_sync (a, *pt, options).first) { l5 ([&]{trace << "ignoring " << *pt << " (no rule)";}); pt = nullptr; @@ -1566,5 +1573,40 @@ namespace build2 return r; } + + // fsdir_rule + // + const fsdir_rule fsdir_rule::instance; + + bool fsdir_rule:: + match (action, target&) const + { + // We always match. + // + // Note that we are called both as the outer part during the update-for- + // un/install pre-operation and as the inner part during the un/install + // operation itself. + // + return true; + } + + recipe fsdir_rule:: + apply (action a, target& t) const + { + // If this is outer part of the update-for-un/install, delegate to the + // default fsdir rule. Otherwise, this is a noop (we don't install + // fsdir{}). + // + // For now we also assume we don't need to do anything for prerequisites + // (the only sensible prerequisite of fsdir{} is another fsdir{}). + // + if (a.operation () == update_id) + { + match_inner (a, t); + return inner_recipe; + } + else + return noop_recipe; + } } } diff --git a/libbuild2/install/rule.hxx b/libbuild2/install/rule.hxx index b319071..3f30757 100644 --- a/libbuild2/install/rule.hxx +++ b/libbuild2/install/rule.hxx @@ -25,42 +25,43 @@ namespace build2 match (action, target&) const override; // Return NULL if this prerequisite should be ignored and pointer to its - // target otherwise. + // target otherwise. In the latter case, return the match options that + // should be used for this prerequisite (use match_extra::all_options + // and not 0 if no match options are needed). // // The default implementation ignores prerequsites that are outside of // the installation scope (see install_scope() for details). // + // The default implementation always returns match_extra::all_options. + // The match_extra argument is not used by the default implementation. + // // The prerequisite is passed as an iterator allowing the filter to // "see" inside groups. // using prerequisite_iterator = prerequisite_members_range<group_prerequisites>::iterator; - virtual const target* + virtual pair<const target*, uint64_t> filter (const scope*, - action, const target&, prerequisite_iterator&) const; + action, const target&, prerequisite_iterator&, + match_extra&) const; - virtual const target* - filter (const scope*, action, const target&, const prerequisite&) const; + virtual pair<const target*, uint64_t> + filter (const scope*, + action, const target&, const prerequisite&, + match_extra&) const; + // Note: rule::apply() override (with match_extra). + // virtual recipe - apply (action, target&) const override; + apply (action, target&, match_extra&) const override; alias_rule () {} static const alias_rule instance; - }; - - class fsdir_rule: public simple_rule - { - public: - virtual bool - match (action, target&) const override; + private: virtual recipe - apply (action, target&) const override; - - fsdir_rule () {} - static const fsdir_rule instance; + apply (action, target&) const override; // Dummy simple_rule override. }; // In addition to the alias rule's semantics, this rule sees through to @@ -89,19 +90,17 @@ namespace build2 filter (action, const target&, const target& group_member) const; // Return NULL if this prerequisite should be ignored and pointer to its - // target otherwise. - // - // The same semantics as in file_rule below. + // target otherwise. The same semantics as in file_rule below. // - using alias_rule::filter; // "Unhide" to make Clang happy. - - virtual const target* + virtual pair<const target*, uint64_t> filter (const scope*, - action, const target&, - const prerequisite&) const override; + action, const target&, const prerequisite&, + match_extra&) const override; + + using alias_rule::filter; // "Unhide" to make Clang happy. virtual recipe - apply (action, target&) const override; + apply (action, target&, match_extra&) const override; group_rule (bool sto): see_through_only (sto) {} static const group_rule instance; @@ -118,7 +117,9 @@ namespace build2 match (action, target&) const override; // Return NULL if this prerequisite should be ignored and pointer to its - // target otherwise. + // target otherwise. In the latter case, return the match options that + // should be used for this prerequisite (use match_extra::all_options + // and not 0 if no match options are needed). // // The default implementation ignores prerequsites that are outside of // the installation scope (see install_scope() for details). It also @@ -130,27 +131,35 @@ namespace build2 // // exe{foo}: exe{bar}: install = true # foo runs bar // + // The default implementation always returns match_extra::all_options. + // The match_extra argument is not used by the default implementation. + // // The prerequisite is passed as an iterator allowing the filter to // "see" inside groups. // using prerequisite_iterator = prerequisite_members_range<group_prerequisites>::iterator; - virtual const target* + virtual pair<const target*, uint64_t> filter (const scope*, - action, const target&, prerequisite_iterator&) const; + action, const target&, prerequisite_iterator&, + match_extra&) const; - virtual const target* - filter (const scope*, action, const target&, const prerequisite&) const; + virtual pair<const target*, uint64_t> + filter (const scope*, + action, const target&, const prerequisite&, + match_extra&) const; + // Note: rule::apply() override (with match_extra). + // virtual recipe - apply (action, target&) const override; + apply (action, target&, match_extra&) const override; - // Implementation of apply() that returns empty_recipe if the target is - // not installable. + // Implementation of apply() that returns empty_recipe (i.e., NULL) if + // the target is not installable. // recipe - apply_impl (action, target&) const; + apply_impl (action, target&, match_extra&) const; static target_state perform_update (action, const target&); @@ -288,6 +297,23 @@ namespace build2 static const file_rule instance; file_rule () {} + + private: + virtual recipe + apply (action, target&) const override; // Dummy simple_rule override. + }; + + class fsdir_rule: public simple_rule + { + public: + virtual bool + match (action, target&) const override; + + virtual recipe + apply (action, target&) const override; + + fsdir_rule () {} + static const fsdir_rule instance; }; } } |