1 #include <msp/core/algorithm.h>
2 #include <msp/fs/stat.h>
3 #include <msp/fs/utils.h>
4 #include <msp/strings/format.h>
5 #include <msp/strings/utils.h>
6 #include <msp/time/utils.h>
8 #include "filetarget.h"
9 #include "sourcepackage.h"
16 FileTarget::FileTarget(Builder &b, const FS::Path &a):
20 FileTarget::FileTarget(Builder &b, const SourcePackage &p, const FS::Path &a):
24 FileTarget::FileTarget(Builder &b, const SourcePackage *p, const FS::Path &a):
25 Target(b, generate_name(b, p, a)),
30 builder.get_vfs().register_path(path, this);
35 void FileTarget::stat()
37 if(FS::Stat st = FS::lstat(path))
39 mtime = st.get_modify_time();
44 string FileTarget::generate_name(Builder &builder, const SourcePackage *pkg, const FS::Path &path)
46 if(pkg && FS::descendant_depth(path, pkg->get_source_directory())>=0)
48 FS::Path relpath = FS::relative(path, pkg->get_source_directory());
49 return format("<%s>%s", pkg->get_name(), relpath.str().substr(1));
51 else if(FS::descendant_depth(path, builder.get_prefix())>=0)
53 FS::Path relpath = FS::relative(path, builder.get_prefix());
54 return "<prefix>"+relpath.str().substr(1);
60 void FileTarget::touch()
64 signal_bubble_rebuild.emit();
67 void FileTarget::check_rebuild()
69 if(!tool || needs_rebuild())
73 mark_rebuild("Does not exist");
76 for(Target *d: depends)
78 FileTarget *ft = dynamic_cast<FileTarget *>(d);
79 if(ft && ft->get_mtime()>mtime)
80 mark_rebuild(d->get_name()+" has changed");
81 else if(d->needs_rebuild())
82 mark_rebuild(d->get_name()+" needs rebuilding");
90 // Some side effects might not exist
91 auto i = find_if(side_effects, [](const Target *s){ return s->needs_rebuild(); });
92 if(i!=side_effects.end())
93 mark_rebuild((*i)->get_name()+" needs rebuilding");
94 if(primary_target && primary_target->needs_rebuild())
95 mark_rebuild(primary_target->get_name()+" needs rebuilding");
98 if(!needs_rebuild() && package)
100 if(package->get_config().get_mtime()>mtime)
101 mark_rebuild("Package options changed");
103 if(tool->get_executable())
105 string build_sig = create_build_signature();
106 if(package->get_cache().has_key(this, "build_sig"))
108 if(package->get_cache().get_value(this, "build_sig")!=build_sig)
109 mark_rebuild("Build signature changed");
115 string FileTarget::create_build_signature() const
120 const BuildInfo &binfo = (component ? component->get_build_info() : package->get_build_info());
123 if(arch_in_build_sig)
124 if(const Architecture *arch = tool->get_architecture())
125 sigs.push_back(arch->get_name());
127 sigs.push_back(tool->create_build_signature(binfo));
129 if(nested_build_sig && component)
131 vector<const Tool *> seen_tools;
132 vector<string> tool_sigs;
133 for(Target *d: depends)
134 if(const Tool *t = d->get_tool())
135 if(d->get_component()==component && !any_equals(seen_tools, t))
137 seen_tools.push_back(t);
138 tool_sigs.push_back(t->create_build_signature(binfo));
142 sigs.insert(sigs.end(), make_move_iterator(tool_sigs.begin()), make_move_iterator(tool_sigs.end()));
145 return join(sigs.begin(), sigs.end(), ";");
148 void FileTarget::build(Task &task)
150 task.add_target(*this);
151 task.set_unlink(true);
154 void FileTarget::build_finished(bool success)
161 string build_sig = create_build_signature();
162 if(!build_sig.empty())
163 package->get_cache().set_value(this, "build_sig", build_sig);
167 Target::build_finished(success);
170 void FileTarget::clean()
175 mtime = Time::TimeStamp();