| -rw-r--r-- | lib/component_factory.cc | 108 |
1 files changed, 77 insertions, 31 deletions
diff --git a/lib/component_factory.cc b/lib/component_factory.cc index bcf19f2..f8666dc 100644 --- a/lib/component_factory.cc +++ b/lib/component_factory.cc @@ -1,274 +1,320 @@ #ifdef USE_PCH #include "pch.h" #else #include <sys/types.h> #include <sys/stat.h> #include <unistd.h> #include <sys/wait.h> #include <fcntl.h> #include <iostream> #include <fstream> #include <stdexcept> #include <vector> using namespace std; #include "sitecing/component_factory.h" #include "sitecing/sitecing_util.h" #include "sitecing/sitecing_parser.h" #include "sitecing/sitecing_exception.h" #endif namespace sitecing { static const char *pp_targets[] = { ".cc", ".h", ".imports", ".classname", ".baseclassname", ".ancestors" }; + static const char *cc_targets[] = { ".o", ".d" }; component_factory::component_factory(configuration& c) : config(c), root_source(normalize_path(c.root_source,strip_trailing_slash)+'/'), root_intermediate(normalize_path(c.root_intermediate,strip_trailing_slash)+'/'), root_so(normalize_path(c.root_so,strip_trailing_slash)+'/') { } void component_factory::get_dependencies(const string& dst,file_list_t& deps) { deps.clear(); string dp = normalize_path(dst,strip_trailing_slash); // source documents try { // XXX: or just compare it off? string noro = strip_prefix(dp,root_source); return; }catch(utility_no_affix& una) { } // .so binaries try { string noso = strip_suffix(dp,".so"); string noro = strip_prefix(noso,root_so); - deps.push_back(root_intermediate+noro+".cc"); - config_options *co_cpp_deps = config.lookup_config(noro,config_options::flag_cpp_deps); - if( (!co_cpp_deps) || co_cpp_deps->cpp_deps) { - ifstream df((root_intermediate+noro+".d").c_str(),ios::in); - if(df.good()) { - string str; - while(!df.eof()) { - df >> str; - if(str.find_first_of("\\:")==string::npos) - deps.push_back(combine_path(config.root_source+noro,str)); - } - } - } + deps.push_back(root_intermediate+noro+".o"); config_options *co_so_deps = config.lookup_config(noro,config_options::flag_so_deps); if(co_so_deps) { for(list<string>::const_iterator i=co_so_deps->so_deps.begin();i!=co_so_deps->so_deps.end();++i) deps.push_back(*i); } return; }catch(utility_no_prefix& unp) { throw konforka::exception(CODEPOINT,"component is outside of component root"); }catch(utility_no_suffix& uns) { } // preprocessor targets for(int ppt=0;ppt<sizeof(pp_targets)/sizeof(*pp_targets);ppt++) { try { string nos = strip_suffix(dp,pp_targets[ppt]); string noro = strip_prefix(nos,root_intermediate); deps.push_back(root_source+noro); ifstream imports((root_intermediate+noro+".imports").c_str(),ios::in); if(imports.good()) { string str; while(!imports.eof()) { imports >> str; if(!str.empty()) deps.push_back(root_intermediate+str+".classname"); } } ifstream ancestors((root_intermediate+noro+".ancestors").c_str(),ios::in); if(ancestors.good()) { string str; while(!ancestors.eof()) { ancestors >> str; if(!str.empty()) deps.push_back(root_intermediate+str+".classname"); } } config_options *co_intermediate_deps = config.lookup_config(noro,config_options::flag_intermediate_deps); if(co_intermediate_deps) { for(list<string>::const_iterator i=co_intermediate_deps->intermediate_deps.begin();i!=co_intermediate_deps->intermediate_deps.end();++i) deps.push_back(*i); } return; }catch(utility_no_affix& una) { // do nothing. must be a cpp dependency. } } + // compiler targets + for(int cct=0;cct<sizeof(cc_targets)/sizeof(*cc_targets);cct++) { + try { + string nos = strip_suffix(dp,cc_targets[cct]); + string noro = strip_prefix(nos,root_intermediate); + deps.push_back(root_intermediate+noro+".cc"); + config_options *co_cpp_deps = config.lookup_config(noro,config_options::flag_cpp_deps); + if( (!co_cpp_deps) || co_cpp_deps->cpp_deps) { + ifstream df((root_intermediate+noro+".d").c_str(),ios::in); + if(df.good()) { + string str; + while(!df.eof()) { + df >> str; + if(str.find_first_of("\\:")==string::npos) + deps.push_back(combine_path(config.root_source+noro,str)); + } + } + } + // XXX: extra deps like IntermediateDeps? + }catch(utility_no_affix& una) { + // do nothing. + } + } } bool component_factory::is_uptodate(const string& dst,file_list_t *deps) { string dp = normalize_path(dst,strip_trailing_slash); // XXX: or just compare it off, instead of throwing things around. try { strip_prefix(dp,root_intermediate); return file_factory::is_uptodate(dst,deps); }catch(utility_no_prefix& unp) { } try { strip_prefix(dp,root_so); return file_factory::is_uptodate(dst,deps); }catch(utility_no_prefix& unp) { } return true; } void component_factory::build(const string& dst) { string dp = normalize_path(dst,strip_trailing_slash); // sources try { string noro = strip_prefix(dp,root_source); // building the sources is left up to developer return; }catch(utility_no_prefix& unp) { } // .so files try { string noso = strip_suffix(dp,".so"); string noro = strip_prefix(noso,root_so); + string o = root_intermediate+noro+".o"; + if(access(o.c_str(),R_OK)) + throw konforka::exception(CODEPOINT,string("can't access compiled component code (")+o+")"); + make_path(dir_name(root_so+noro),0755); + file_lock lock_cc(root_intermediate+noro+".o.lock"); + file_lock lock_so(root_so+noro+".so.lock"); + int stdO = open((root_intermediate+noro+".ld.stdout").c_str(),O_CREAT|O_TRUNC|O_WRONLY,0664); + if(stdO<0) + throw konforka::exception(CODEPOINT,"failed to open/create linker stdout"); + int stdE = open((root_intermediate+noro+".ld.stderr").c_str(),O_CREAT|O_TRUNC|O_WRONLY,0664); + if(stdE<0) { + close(stdO); + throw konforka::exception(CODEPOINT,"failed to open/create linker stderr"); + } + list<string> args; + config_options *co_ld_flags = config.lookup_config(noro,config_options::flag_ld_flags); + if(co_ld_flags) { + args.insert(args.end(),co_ld_flags->ld_flags.begin(),co_ld_flags->ld_flags.end()); + } + args.push_back("-shared"); + args.push_back(o); + file_list_t ancestors; + get_ancestors(noro,ancestors); + for(file_list_t::const_iterator i=ancestors.begin();i!=ancestors.end();++i) { + string aso=root_so+*i+".so"; + make(aso); + args.push_back(aso); + } + args.push_back("-o"); args.push_back(dp); + // TODO: "g++" configurable + int rv = execute("g++",args,stdO,stdE); + if(! (WIFEXITED(rv) && !WEXITSTATUS(rv)) ) + // TODO:TODO: linker_error + throw compile_error(CODEPOINT,"failed to link component",noro); + return; + }catch(utility_no_prefix& unp) { + throw konforka::exception(CODEPOINT,"component is outside of component root"); + }catch(utility_no_suffix& uns) { + } + // compiler targets + for(int cct=0;cct<sizeof(cc_targets)/sizeof(*cc_targets);cct++) { + try { + string nos = strip_suffix(dp,cc_targets[cct]); + string noro = strip_prefix(nos,root_intermediate); string cc = root_intermediate+noro+".cc"; + string o = root_intermediate+noro+".o"; if(access(cc.c_str(),R_OK)) throw konforka::exception(CODEPOINT,string("can't access preprocessed component code (")+cc+")"); - make_path(dir_name(root_so+noro),0755); + make_path(dir_name(cc),0755); string pwd = dir_name(root_source+noro); auto_chdir dir_changer(pwd); file_lock lock_source(root_intermediate+noro+".lock"); - file_lock lock_so(root_so+noro+".so.lock"); + file_lock lock_cc(root_intermediate+noro+".o.lock"); int stdO = open((root_intermediate+noro+".stdout").c_str(),O_CREAT|O_TRUNC|O_WRONLY,0664); if(stdO<0) throw konforka::exception(CODEPOINT,"failed to open/create compiler stdout"); int stdE = open((root_intermediate+noro+".stderr").c_str(),O_CREAT|O_TRUNC|O_WRONLY,0664); if(stdE<0) { close(stdO); throw konforka::exception(CODEPOINT,"failed to open/create compiler's stderr"); } list<string> args; config_options *co_cpp_flags = config.lookup_config(noro,config_options::flag_cpp_flags); if(co_cpp_flags) { args.insert(args.end(),co_cpp_flags->cpp_flags.begin(),co_cpp_flags->cpp_flags.end()); } - config_options *co_ld_flags = config.lookup_config(noro,config_options::flag_ld_flags); - if(co_ld_flags) { - args.insert(args.end(),co_ld_flags->ld_flags.begin(),co_ld_flags->ld_flags.end()); - } // TODO: maybe move it to separare config option like CoreCPPFLags? args.push_back("-I"+root_intermediate); args.push_back("-I"+root_source); args.push_back("-MD"); args.push_back("-MF"); args.push_back(root_intermediate+noro+".d"); - args.push_back("-shared"); - args.push_back("-o"); args.push_back(dp); + args.push_back("-c"); args.push_back(cc); - file_list_t ancestors; - get_ancestors(noro,ancestors); - for(file_list_t::const_iterator i=ancestors.begin();i!=ancestors.end();++i) { - string aso=root_so+*i+".so"; - make(aso); - args.push_back(aso); - } + args.push_back("-o"); args.push_back(o); // TODO: "g++" configurable int rv = execute("g++",args,stdO,stdE); if(! (WIFEXITED(rv) && !WEXITSTATUS(rv)) ) throw compile_error(CODEPOINT,"failed to compile component",noro); return; - }catch(utility_no_prefix& unp) { - throw konforka::exception(CODEPOINT,"component is outside of component root"); - }catch(utility_no_suffix& uns) { + }catch(utility_no_affix& una) { + // do nothing, not a compiler target + } } // preprocessor targets for(int ppt=0;ppt<sizeof(pp_targets)/sizeof(*pp_targets);ppt++) { try { string nos = strip_suffix(dp,pp_targets[ppt]); string noro = strip_prefix(nos,root_intermediate); string src = root_source+noro; if(access(src.c_str(),R_OK)) throw konforka::exception(CODEPOINT,string("can't access component source (")+src+")"); make_path(dir_name(root_intermediate+noro),0755); file_lock lock(root_intermediate+noro+".lock"); sitecing_parser parser(*this); config_options *co_skeleton = config.lookup_config(noro,config_options::flag_skeleton); if(co_skeleton) parser.skeleton = co_skeleton->skeleton; static const char *id_chars = "abcdefghijklmnopqrstuvwxyz0123456789_ABCDEFGHIJKLMNOPQRSTUVWXYZ"; parser.class_name = normalize_path(noro,strip_leading_slash|strip_trailing_slash); for(string::size_type illc = parser.class_name.find_first_not_of(id_chars);illc!=string::npos;illc=parser.class_name.find_first_not_of(id_chars,illc)) { string::size_type lc = parser.class_name.find_first_of(id_chars,illc); int n = ((lc==string::npos)?parser.class_name.length():lc)-illc; parser.class_name.replace(illc,n,n,'_'); } parser.class_name = "_SCC_"+parser.class_name; parser.output_basename = nos; parser.component_basename = noro; try { parser.preprocess(src); }catch(preprocessor_error& pe) { pe.component_name = noro; pe.see(CODEPOINT); throw; } return; }catch(utility_no_affix& una) { // must be a crap from .d file } } cerr << "ignoring build request for " << dp << endl; } int component_factory::execute(const string& cmd, const list<string>& args,int stdo,int stde) { // XXX: is it right that we do stdio/stderr tricks outside of the function? cerr << "executing: " << cmd; vector<const char*> argv(args.size()+2); argv[0]=cmd.c_str(); int an = 1; for(list<string>::const_iterator i=args.begin();i!=args.end();i++) { cerr << " " << *i ; argv[an++] = i->c_str(); } cerr << endl; argv[an++]=NULL; pid_t pid = vfork(); if(pid==-1) { close(stdo); close(stde); throw konforka::exception(CODEPOINT,"failed to vfork()"); } if(!pid) { // child if(dup2(stdo,1)!=1) _exit(-1); if(dup2(stde,2)!=2) _exit(-1); close(0); execvp(cmd.c_str(),(char**)&argv.front()); _exit(-1); } // parent close(stdo); close(stde); int rv; if(waitpid(pid,&rv,0)<0) throw konforka::exception(CODEPOINT,"failed to waitpid()"); return rv; } string component_factory::get_classname(const string& component) { string cn = root_intermediate+normalize_path(component,strip_trailing_slash|strip_leading_slash)+".classname"; make(cn); ifstream ifs(cn.c_str()); if(!ifs.good()) throw konforka::exception(CODEPOINT,"failed to access component .classname"); ifs >> cn; return cn; } void component_factory::get_ancestors(const string& component,file_list_t& rv) { string cn = root_intermediate+normalize_path(component,strip_trailing_slash|strip_leading_slash)+".ancestors"; make(cn); ifstream ifs(cn.c_str()); if(!ifs.good()) throw konforka::exception(CODEPOINT,"filed to access component .ancestors"); rv.clear(); while(!ifs.eof()) { string a; ifs >> a; if(!a.empty()) |