2 * Copyright (C) 1994-1995, Index Data I/S
4 * Sebastian Hammer, Adam Dickmeiss
7 * Revision 1.7 1995-11-20 11:56:28 adam
8 * Work on new traversal.
10 * Revision 1.6 1995/11/17 15:54:42 adam
11 * Started work on virtual directory structure.
13 * Revision 1.5 1995/10/17 18:02:09 adam
14 * New feature: databases. Implemented as prefix to words in dictionary.
16 * Revision 1.4 1995/09/28 09:19:46 adam
17 * xfree/xmalloc used everywhere.
18 * Extract/retrieve method seems to work for text records.
20 * Revision 1.3 1995/09/06 16:11:18 adam
21 * Option: only one word key per file.
23 * Revision 1.2 1995/09/04 12:33:43 adam
24 * Various cleanup. YAZ util used instead.
26 * Revision 1.1 1995/09/01 14:06:36 adam
27 * Split of work into more files.
35 #include <sys/types.h>
42 static void repository_extract_r (int cmd, char *rep, char *databaseName)
47 size_t rep_len = strlen (rep);
52 if (rep[rep_len-1] != '/')
56 for (i=0; e[i].name; i++)
58 strcpy (rep +rep_len+1, e[i].name);
60 switch (fs.st_mode & S_IFMT)
63 file_extract (cmd, rep, rep, databaseName);
66 repository_extract_r (cmd, rep, databaseName);
73 void copy_file (const char *dst, const char *src)
75 int d_fd = open (dst, O_WRONLY|O_CREAT, 0666);
76 int s_fd = open (src, O_RDONLY);
82 logf (LOG_FATAL|LOG_ERRNO, "Cannot create %s", dst);
87 logf (LOG_FATAL|LOG_ERRNO, "Cannot open %s", src);
91 while ((r=read (s_fd, buf, 4096))>0)
92 for (w = 0; w < r; w += i)
94 i = write (d_fd, buf + w, r - w);
97 logf (LOG_FATAL|LOG_ERRNO, "write");
103 logf (LOG_FATAL|LOG_ERRNO, "read");
111 void del_file (const char *dst)
116 void del_dir (const char *dst)
118 logf (LOG_DEBUG, "rmdir of %s", dst);
119 if (rmdir (dst) == -1)
120 logf (LOG_ERRNO|LOG_WARN, "rmdir");
123 void repository_update_r (int cmd, char *dst, char *src, char *databaseName);
125 void repository_add_tree (int cmd, char *dst, char *src, char *databaseName)
128 repository_update_r (cmd, dst, src, databaseName);
131 void repository_del_tree (int cmd, char *dst, char *src, char *databaseName)
133 size_t dst_len = strlen (dst);
134 size_t src_len = strlen (src);
135 struct dir_entry *e_dst;
139 e_dst = dir_open (dst);
143 if (src[src_len-1] != '/')
147 if (dst[dst_len-1] != '/')
151 while (e_dst[i_dst].name)
153 strcpy (dst +dst_len+1, e_dst[i_dst].name);
154 strcpy (src +src_len+1, e_dst[i_dst].name);
157 switch (fs_dst.st_mode & S_IFMT)
160 file_extract ('d', dst, dst, databaseName);
164 repository_del_tree (cmd, dst, src, databaseName);
177 void repository_update_r (int cmd, char *dst, char *src, char *databaseName)
179 struct dir_entry *e_dst, *e_src;
180 int i_dst = 0, i_src = 0;
181 struct stat fs_dst, fs_src;
182 size_t dst_len = strlen (dst);
183 size_t src_len = strlen (src);
185 e_dst = dir_open (dst);
186 e_src = dir_open (src);
188 if (!e_dst && !e_src)
193 repository_add_tree (cmd, dst, src, databaseName);
199 repository_del_tree (cmd, dst, src, databaseName);
206 if (src[src_len-1] != '/')
210 if (dst[dst_len-1] != '/')
214 while (e_dst[i_dst].name || e_src[i_src].name)
218 if (e_dst[i_dst].name && e_src[i_src].name)
219 sd = strcmp (e_dst[i_dst].name, e_src[i_src].name);
220 else if (e_src[i_src].name)
227 strcpy (dst +dst_len+1, e_dst[i_dst].name);
228 strcpy (src +src_len+1, e_src[i_src].name);
230 /* check type, date, length */
235 switch (fs_dst.st_mode & S_IFMT)
238 if (fs_src.st_ctime > fs_dst.st_ctime)
240 file_extract ('d', dst, dst, databaseName);
241 file_extract ('a', src, dst, databaseName);
242 copy_file (dst, src);
246 repository_update_r (cmd, dst, src, databaseName);
254 strcpy (dst +dst_len+1, e_src[i_src].name);
255 strcpy (src +src_len+1, e_src[i_src].name);
258 switch (fs_src.st_mode & S_IFMT)
261 file_extract ('a', src, dst, databaseName);
262 copy_file (dst, src);
265 repository_add_tree (cmd, dst, src, databaseName);
272 strcpy (dst +dst_len+1, e_dst[i_dst].name);
273 strcpy (src +src_len+1, e_dst[i_dst].name);
276 switch (fs_dst.st_mode & S_IFMT)
279 file_extract ('d', dst, dst, databaseName);
283 repository_del_tree (cmd, dst, src, databaseName);
293 static int repComp (const char *a, const char *b, size_t len)
297 return memcmp (a, b, len);
300 static void repositoryUpdateR (struct dirs_info *di, struct dirs_entry *dst,
301 const char *base, char *src, char *databaseName)
303 struct dir_entry *e_src;
305 static char tmppath[256];
306 size_t src_len = strlen (src);
308 sprintf (tmppath, "%s%s", base, src);
309 e_src = dir_open (tmppath);
312 if (!dst || repComp (dst->path, src, src_len))
314 if (!dst || strcmp (dst->path, src))
320 if (src_len && src[src_len-1] == '/')
324 src[src_len+1] = '\0';
326 dirs_mkdir (di, src, 0);
331 /* delete tree dst */
337 if (src_len && src[src_len-1] == '/')
341 src[src_len+1] = '\0';
343 dst = dirs_read (di);
351 if (dst && !repComp (dst->path, src, src_len))
353 if (e_src[i_src].name)
355 logf (LOG_DEBUG, "dst=%s src=%s", dst->path + src_len+1,
357 sd = strcmp (dst->path + src_len+1, e_src[i_src].name);
362 else if (e_src[i_src].name)
366 logf (LOG_DEBUG, "trav sd=%d", sd);
369 strcpy (src + src_len+1, e_src[i_src].name);
370 sprintf (tmppath, "%s%s", base, src);
372 switch (e_src[i_src].kind)
375 if (e_src[i_src].ctime > dst->ctime)
377 file_extract ('d', tmppath, tmppath, databaseName);
378 file_extract ('a', tmppath, tmppath, databaseName);
379 dirs_add (di, src, dst->sysno, e_src[i_src].ctime);
381 dst = dirs_read (di);
384 repositoryUpdateR (di, dst, base, src, databaseName);
385 dst = dirs_last (di);
386 logf (LOG_DEBUG, "last is %s", dst ? dst->path : "null");
389 dst = dirs_read (di);
396 strcpy (src + src_len+1, e_src[i_src].name);
397 sprintf (tmppath, "%s%s", base, src);
399 switch (e_src[i_src].kind)
402 sysno = file_extract ('a', tmppath, tmppath, databaseName);
403 dirs_add (di, src, sysno, e_src[i_src].ctime);
406 repositoryUpdateR (di, dst, base, src, databaseName);
419 void repositoryUpdate (const char *path, char *databaseName)
421 struct dirs_info *di;
425 dict = dict_open ("repdict", 40, 1);
427 di = dirs_open (dict, path);
429 repositoryUpdateR (di, dirs_read (di), path, src, databaseName);
435 void repository (int cmd, const char *rep, const char *base_path,
441 strcpy (rep_tmp1, rep);
444 strcpy (rep_tmp2, base_path);
445 repository_update_r (cmd, rep_tmp2, rep_tmp1, databaseName);
448 repository_extract_r (cmd, rep_tmp1, databaseName);