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-rw-r--r--src/sitecing-build.cc231
1 files changed, 231 insertions, 0 deletions
diff --git a/src/sitecing-build.cc b/src/sitecing-build.cc
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1#include <sys/types.h>
2#include <dirent.h>
3#include <getopt.h>
4#include <iostream>
5#include <memory>
6#include <fstream>
7#include <cassert>
8#include <set>
9using namespace std;
10#include "sitecing/sitecing_util.h"
11#include "sitecing/util.h"
12#include "sitecing/sitespace.h"
13#include "sitecing/sitecing_interface_cgi.h"
14#include "sitecing/cgi_component.h"
15#include "sitecing/configuration.h"
16#include "sitecing/magic.h"
17#include "sitecing/sitecing_exception.h"
18#include "sitecing/exception.h"
19using namespace sitecing;
20
21#include "config.h"
22#define PHEADER PACKAGE "-build Version " VERSION
23#define PCOPY "Copyright (c) 2004 Klever Group"
24
25static sitespace* site_space = NULL;
26typedef pair<dev_t,ino_t> the_inode_t;
27set<the_inode_t> built_inodes;
28
29void build_component(const string& component) {
30 assert(site_space);
31 cerr << "Building " << component << endl;
32 try {
33 site_space->factory.make(site_space->config.root_so+component+".so");
34 }catch(compile_error& ce) {
35 ce.see(CODEPOINT);
36 ifstream err((site_space->config.root_intermediate+ce.component_path+".stderr").c_str(),ios::in);
37 if(err) {
38 cerr << err.rdbuf();
39 }
40 throw;
41 }catch(preprocessor_error& pe) {
42 pe.see(CODEPOINT);
43 cerr << site_space->config.root_source << pe.component_name << ":" << pe.line_number << ":" << pe.what() << endl;
44 throw;
45 }
46}
47
48void build_imports(const string& component);
49
50void build_with_imports(const string& component) {
51 assert(site_space);
52 struct stat st;
53 string cp = site_space->config.root_source+component;
54 if(!lstat(cp.c_str(),&st)) {
55 if(built_inodes.find(the_inode_t(st.st_dev,st.st_ino))!=built_inodes.end())
56 return;
57 built_inodes.insert(the_inode_t(st.st_dev,st.st_ino));
58 }
59 build_component(component);
60 build_imports(component);
61}
62
63void build_imports(const string& component) {
64 assert(site_space);
65 ifstream ifs((site_space->config.root_intermediate+component+".imports").c_str(),ios::in);
66 cerr << "Building components imported by " << component << endl;
67 if(ifs) {
68 string import;
69 while(!ifs.eof()) {
70 ifs >> import;
71 if(!import.empty())
72 build_with_imports(import);
73 }
74 }
75}
76
77void build_http_status_handlers(const string& target) {
78 assert(site_space);
79 set<string> stop_list;
80 string t = "/";
81 t += normalize_path(target,strip_leading_slash);
82 for(;;) {
83 if(t[t.length()-1]=='/') {
84 loaded_options* lo = site_space->config.lookup_loaded_options(t);
85 if( lo && (lo->flags&config_options::flag_http_status_handlers) ) {
86 for(config_options::http_status_handlers_t::const_iterator i=lo->http_status_handlers.begin();i!=lo->http_status_handlers.end();++i) {
87 if(stop_list.find(i->first)==stop_list.end()) {
88 build_with_imports(i->second);
89 stop_list.insert(i->first);
90 }
91 }
92 }
93 }
94 configuration::specs_t::iterator i=site_space->config.specs.find(t);
95 if( i!=site_space->config.specs.end() && (i->second.flags&config_options::flag_http_status_handlers) ) {
96 for(config_options::http_status_handlers_t::const_iterator ii=i->second.http_status_handlers.begin();ii!=i->second.http_status_handlers.end();++i) {
97 if(stop_list.find(ii->first)==stop_list.end()) {
98 build_with_imports(ii->second);
99 stop_list.insert(ii->first);
100 }
101 }
102 }
103 if(t.empty())
104 return;
105 string::size_type sl=t.rfind('/');
106 if(sl==string::npos) {
107 t.erase();
108 }else{
109 if(sl==(t.length()-1))
110 t.erase(sl);
111 else
112 t.erase(sl+1);
113 }
114 }
115}
116
117void build_target(const string& target) {
118 assert(site_space);
119 string action = target;
120 config_options::action_handler_t *ah = site_space->config.lookup_action_handler(target);
121 if(ah)
122 action = ah->action;
123 build_with_imports(action);
124}
125
126void build(const string& target) {
127 assert(site_space);
128 build_http_status_handlers(target);
129 config_options *co_exception_handler = site_space->config.lookup_config(target,config_options::flag_exception_handler);
130 if(co_exception_handler) {
131 string handler = co_exception_handler->exception_handler;
132 build_with_imports(handler);
133 }
134 string target_source = site_space->config.root_source+target;
135 struct stat st;
136 if(stat(target_source.c_str(),&st))
137 throw konforka::exception(CODEPOINT,"failed to stat() target");
138 if(S_ISREG(st.st_mode)) {
139 build_target(target);
140 }else if(S_ISDIR(st.st_mode)) {
141 build_http_status_handlers(target);
142 DIR *d=opendir(target_source.c_str());
143 if(!d)
144 throw konforka::exception(CODEPOINT,"failed to opendir()");
145 for(struct dirent *de=readdir(d);de;de=readdir(d)) {
146 if(!strcmp(de->d_name,"."))
147 continue;
148 if(!strcmp(de->d_name,".."))
149 continue;
150 string subtarget = normalize_path(target+"/"+de->d_name);
151 struct stat sts;
152 if(stat((site_space->config.root_source+subtarget).c_str(),&sts))
153 throw konforka::exception(CODEPOINT,"failed to stat() subtarget");
154 if(S_ISDIR(sts.st_mode)) {
155 build(subtarget);
156 }else{
157 if(site_space->config.match_autobuild_files(target,de->d_name)){
158 build_target(subtarget);
159 }
160 }
161 }
162 closedir(d);
163 }
164}
165
166int main(int argc,char **argv) {
167 try {
168 string config_file = "sitecing.conf";
169 while(true) {
170 static struct option opts[] = {
171 { "help", no_argument, 0, 'h' },
172 { "usage", no_argument, 0, 'h' },
173 { "version", no_argument, 0, 'V' },
174 { "license", no_argument, 0, 'L' },
175 { "config", required_argument, 0, 'f' },
176 { NULL, 0, 0, 0 }
177 };
178 int c = getopt_long(argc,argv,"f:hVL",opts,NULL);
179 if(c==-1)
180 break;
181 switch(c) {
182 case 'h':
183 cerr << PHEADER << endl
184 << PCOPY << endl << endl
185 << " -h, --help" << endl
186 << " --usage display this text" << endl
187 << " -V, --version display version number" << endl
188 << " -L, --license show license" << endl
189 << " -f filename, --config=filename" << endl
190 << " specify configuration file to use" << endl;
191 exit(0);
192 break;
193 case 'V':
194 cerr << VERSION << endl;
195 exit(0);
196 break;
197 case 'L':
198 extern const char *COPYING;
199 cerr << COPYING << endl;
200 exit(0);
201 break;
202 case 'f':
203 config_file = optarg;
204 break;
205 default:
206 cerr << "Huh??" << endl;
207 break;
208 }
209 }
210 configuration config(config_file,true);
211 if(!(config.flags&configuration::flag_root_source))
212 throw konforka::exception(CODEPOINT,"Unspecified root for sources");
213 if(!(config.flags&configuration::flag_root_intermediate))
214 throw konforka::exception(CODEPOINT,"Unspecified root for intermediate files");
215 if(!(config.flags&configuration::flag_root_so))
216 throw konforka::exception(CODEPOINT,"Unspecified root for shared objects");
217 sitespace ss(config);
218 site_space = &ss;
219 if(optind<argc) {
220 for(int narg=optind;narg<argc;narg++) {
221 const char *arg = argv[narg];
222 build(arg);
223 }
224 }else
225 build("/");
226 return 0;
227 }catch(exception& e) {
228 cerr << "Oops: " << e.what() << endl;
229 return 1;
230 }
231}