14 is_comment_line(const char* p)
16 while (*p && isspace(*p)) {
23 path_append(const string& base, const string& leaf)
26 if (base.length() > 0 && leaf.length() > 0) {
34 is_whitespace_line(const char* p)
46 is_exclude_line(const char* p) {
51 else if (isspace(*p)) {
62 split_line(const char* p, vector<string>* out)
65 enum { WHITE, TEXT, IN_QUOTE } state = WHITE;
76 state = (*p == '"') ? IN_QUOTE : TEXT;
84 // otherwise fall-through to TEXT case
86 if (state != IN_QUOTE && isspace(*p)) {
88 const char* start = q;
90 if (len > 2 && *start == '"' && start[len - 1] == '"') {
94 out->push_back(string(start, len));
103 const char* start = q;
105 if (len > 2 && *start == '"' && start[len - 1] == '"') {
109 out->push_back(string(start, len));
114 add_file(vector<FileRecord>* files, const FileOpType fileOp,
115 const string& listFile, int listLine,
116 const string& sourceName, const string& outName)
119 rec.listFile = listFile;
120 rec.listLine = listLine;
122 rec.sourceName = sourceName;
123 rec.outName = outName;
124 files->push_back(rec);
128 replace_variables(const string& input,
129 const map<string, string>& variables,
131 if (variables.empty()) {
135 // Abort if the variable prefix is not found
136 if (input.find("${") == string::npos) {
140 string result = input;
142 // Note: rather than be fancy to detect recursive replacements,
143 // we simply iterate till a given threshold is met.
150 for (map<string, string>::const_iterator it = variables.begin();
151 it != variables.end(); ++it) {
152 string::size_type pos = 0;
153 while((pos = result.find(it->first, pos)) != string::npos) {
154 result = result.replace(pos, it->first.length(), it->second);
155 pos += it->second.length();
159 if (did_replace && --retries == 0) {
161 fprintf(stderr, "Recursive replacement detected during variables "
162 "substitution. Full list of variables is: ");
164 for (map<string, string>::const_iterator it = variables.begin();
165 it != variables.end(); ++it) {
166 fprintf(stderr, " %s=%s\n",
167 it->first.c_str(), it->second.c_str());
172 } while (did_replace);
178 read_list_file(const string& filename,
179 const map<string, string>& variables,
180 vector<FileRecord>* files,
181 vector<string>* excludes)
190 f = fopen(filename.c_str(), "r");
192 fprintf(stderr, "Could not open list file (%s): %s\n",
193 filename.c_str(), strerror(errno));
198 err = fseek(f, 0, SEEK_END);
200 fprintf(stderr, "Could not seek to the end of file %s. (%s)\n",
201 filename.c_str(), strerror(errno));
208 err = fseek(f, 0, SEEK_SET);
210 fprintf(stderr, "Could not seek to the beginning of file %s. (%s)\n",
211 filename.c_str(), strerror(errno));
216 buf = (char*)malloc(size+1);
218 // (potentially large)
219 fprintf(stderr, "out of memory (%ld)\n", size);
224 if (1 != fread(buf, size, 1, f)) {
225 fprintf(stderr, "error reading file %s. (%s)\n",
226 filename.c_str(), strerror(errno));
236 if (*p == '\r' || *p == '\n') {
245 for (i=0; i<lineCount; i++) {
248 if (is_whitespace_line(p) || is_comment_line(p)) {
251 else if (is_exclude_line(p)) {
252 while (*p != '-') p++;
254 excludes->push_back(string(p));
257 vector<string> words;
259 split_line(p, &words);
263 for (size_t k=0; k<words.size(); k++) {
264 printf("'%s' ", words[k].c_str());
268 FileOpType op = FILE_OP_COPY;
272 for (vector<string>::iterator it = words.begin(); it != words.end(); ++it) {
273 const string& word = *it;
275 if (op != FILE_OP_COPY) {
276 errstr = "Error: you can only specifiy 'rm' or 'strip' once per line.";
280 } else if (word == "strip") {
281 if (op != FILE_OP_COPY) {
282 errstr = "Error: you can only specifiy 'rm' or 'strip' once per line.";
286 } else if (pcount < 2) {
288 paths[pcount++] = replace_variables(word, variables, &error);
294 errstr = "Error: More than 2 paths per line.";
299 if (pcount == 0 && !errstr.empty()) {
300 errstr = "Error: No path found on line.";
303 if (!errstr.empty()) {
304 fprintf(stderr, "%s:%d: bad format: %s\n%s\nExpected: [SRC] [rm|strip] DEST\n",
305 filename.c_str(), i+1, p, errstr.c_str());
309 // pattern: [rm|strip] DEST
313 add_file(files, op, filename, i+1, paths[0], paths[1]);
331 locate(FileRecord* rec, const vector<string>& search)
333 if (rec->fileOp == FILE_OP_REMOVE) {
334 // Don't touch source files when removing a destination.
337 rec->sourceIsDir = false;
343 for (vector<string>::const_iterator it=search.begin();
344 it!=search.end(); it++) {
345 string full = path_append(*it, rec->sourceName);
347 err = stat(full.c_str(), &st);
349 rec->sourceBase = *it;
350 rec->sourcePath = full;
351 rec->sourceMod = st.st_mtime;
352 rec->sourceSize = st.st_size;
353 rec->sourceIsDir = S_ISDIR(st.st_mode);
358 fprintf(stderr, "%s:%d: couldn't locate source file: %s\n",
359 rec->listFile.c_str(), rec->listLine, rec->sourceName.c_str());
364 stat_out(const string& base, FileRecord* rec)
366 rec->outPath = path_append(base, rec->outName);
370 err = stat(rec->outPath.c_str(), &st);
372 rec->outMod = st.st_mtime;
373 rec->outSize = st.st_size;
374 rec->outIsDir = S_ISDIR(st.st_mode);
378 rec->outIsDir = false;
383 dir_part(const string& filename)
385 int pos = filename.rfind('/');
389 return filename.substr(0, pos);
393 add_more(const string& entry, bool isDir,
394 const FileRecord& rec, vector<FileRecord>*more)
397 r.listFile = rec.listFile;
398 r.listLine = rec.listLine;
399 r.sourceName = path_append(rec.sourceName, entry);
400 r.sourcePath = path_append(rec.sourceBase, r.sourceName);
402 int err = stat(r.sourcePath.c_str(), &st);
404 r.sourceMod = st.st_mtime;
406 r.sourceIsDir = isDir;
407 r.outName = path_append(rec.outName, entry);
412 matches_excludes(const char* file, const vector<string>& excludes)
414 for (vector<string>::const_iterator it=excludes.begin();
415 it!=excludes.end(); it++) {
416 if (0 == fnmatch(it->c_str(), file, FNM_PERIOD)) {
424 list_dir(const string& path, const FileRecord& rec,
425 const vector<string>& excludes,
426 vector<FileRecord>* more)
430 string full = path_append(rec.sourceBase, rec.sourceName);
431 full = path_append(full, path);
433 DIR *d = opendir(full.c_str());
441 while (NULL != (ent = readdir(d))) {
442 if (0 == strcmp(".", ent->d_name)
443 || 0 == strcmp("..", ent->d_name)) {
446 if (matches_excludes(ent->d_name, excludes)) {
449 string entry = path_append(path, ent->d_name);
450 #ifdef HAVE_DIRENT_D_TYPE
451 bool is_directory = (ent->d_type == DT_DIR);
453 // If dirent.d_type is missing, then use stat instead
454 struct stat stat_buf;
455 stat(entry.c_str(), &stat_buf);
456 bool is_directory = S_ISDIR(stat_buf.st_mode);
458 add_more(entry, is_directory, rec, more);
460 dirs.push_back(entry);
465 for (vector<string>::iterator it=dirs.begin(); it!=dirs.end(); it++) {
466 list_dir(*it, rec, excludes, more);
473 list_dir(const FileRecord& rec, const vector<string>& excludes,
474 vector<FileRecord>* files)
476 return list_dir("", rec, excludes, files);
479 FileRecord::FileRecord() {
480 fileOp = FILE_OP_COPY;