* Sebastian Hammer, Adam Dickmeiss
*
* $Log: trav.c,v $
- * Revision 1.3 1995-09-06 16:11:18 adam
+ * Revision 1.7 1995-11-20 11:56:28 adam
+ * Work on new traversal.
+ *
+ * Revision 1.6 1995/11/17 15:54:42 adam
+ * Started work on virtual directory structure.
+ *
+ * Revision 1.5 1995/10/17 18:02:09 adam
+ * New feature: databases. Implemented as prefix to words in dictionary.
+ *
+ * Revision 1.4 1995/09/28 09:19:46 adam
+ * xfree/xmalloc used everywhere.
+ * Extract/retrieve method seems to work for text records.
+ *
+ * Revision 1.3 1995/09/06 16:11:18 adam
* Option: only one word key per file.
*
* Revision 1.2 1995/09/04 12:33:43 adam
#include <alexutil.h>
#include "index.h"
-static void repository_extract_r (int cmd, char *rep)
+static void repository_extract_r (int cmd, char *rep, char *databaseName)
{
struct dir_entry *e;
int i;
switch (fs.st_mode & S_IFMT)
{
case S_IFREG:
- file_extract (cmd, rep, rep);
+ file_extract (cmd, rep, rep, databaseName);
break;
case S_IFDIR:
- repository_extract_r (cmd, rep);
+ repository_extract_r (cmd, rep, databaseName);
break;
}
}
logf (LOG_FATAL|LOG_ERRNO, "Cannot open %s", src);
exit (1);
}
- if (!(buf = malloc (4096)))
- {
- logf (LOG_FATAL|LOG_ERRNO, "malloc");
- exit (1);
- }
+ buf = xmalloc (4096);
while ((r=read (s_fd, buf, 4096))>0)
for (w = 0; w < r; w += i)
{
logf (LOG_FATAL|LOG_ERRNO, "read");
exit (1);
}
- free (buf);
+ xfree (buf);
close (d_fd);
close (s_fd);
}
logf (LOG_ERRNO|LOG_WARN, "rmdir");
}
-void repository_update_r (int cmd, char *dst, char *src);
+void repository_update_r (int cmd, char *dst, char *src, char *databaseName);
-void repository_add_tree (int cmd, char *dst, char *src)
+void repository_add_tree (int cmd, char *dst, char *src, char *databaseName)
{
mkdir (dst, 0755);
- repository_update_r (cmd, dst, src);
+ repository_update_r (cmd, dst, src, databaseName);
}
-void repository_del_tree (int cmd, char *dst, char *src)
+void repository_del_tree (int cmd, char *dst, char *src, char *databaseName)
{
size_t dst_len = strlen (dst);
size_t src_len = strlen (src);
switch (fs_dst.st_mode & S_IFMT)
{
case S_IFREG:
- file_extract ('d', dst, dst);
+ file_extract ('d', dst, dst, databaseName);
del_file (dst);
break;
case S_IFDIR:
- repository_del_tree (cmd, dst, src);
+ repository_del_tree (cmd, dst, src, databaseName);
break;
}
i_dst++;
}
}
-void repository_update_r (int cmd, char *dst, char *src)
+void repository_update_r (int cmd, char *dst, char *src, char *databaseName)
{
struct dir_entry *e_dst, *e_src;
int i_dst = 0, i_src = 0;
if (!e_dst)
{
dir_free (&e_src);
- repository_add_tree (cmd, dst, src);
+ repository_add_tree (cmd, dst, src, databaseName);
return;
}
else if (!e_src)
{
dir_free (&e_dst);
- repository_del_tree (cmd, dst, src);
+ repository_del_tree (cmd, dst, src, databaseName);
return;
}
case S_IFREG:
if (fs_src.st_ctime > fs_dst.st_ctime)
{
- file_extract ('d', dst, dst);
- file_extract ('a', src, dst);
+ file_extract ('d', dst, dst, databaseName);
+ file_extract ('a', src, dst, databaseName);
copy_file (dst, src);
}
break;
case S_IFDIR:
- repository_update_r (cmd, dst, src);
+ repository_update_r (cmd, dst, src, databaseName);
break;
}
i_src++;
switch (fs_src.st_mode & S_IFMT)
{
case S_IFREG:
- file_extract ('a', src, dst);
+ file_extract ('a', src, dst, databaseName);
copy_file (dst, src);
break;
case S_IFDIR:
- repository_add_tree (cmd, dst, src);
+ repository_add_tree (cmd, dst, src, databaseName);
break;
}
i_src++;
switch (fs_dst.st_mode & S_IFMT)
{
case S_IFREG:
- file_extract ('d', dst, dst);
+ file_extract ('d', dst, dst, databaseName);
del_file (dst);
break;
case S_IFDIR:
- repository_del_tree (cmd, dst, src);
+ repository_del_tree (cmd, dst, src, databaseName);
break;
}
i_dst++;
dir_free (&e_src);
}
-void repository (int cmd, const char *rep, const char *base_path)
+static int repComp (const char *a, const char *b, size_t len)
+{
+ if (!len)
+ return 0;
+ return memcmp (a, b, len);
+}
+
+static void repositoryUpdateR (struct dirs_info *di, struct dirs_entry *dst,
+ const char *base, char *src, char *databaseName)
+{
+ struct dir_entry *e_src;
+ int i_src = 0;
+ static char tmppath[256];
+ size_t src_len = strlen (src);
+
+ sprintf (tmppath, "%s%s", base, src);
+ e_src = dir_open (tmppath);
+
+#if 1
+ if (!dst || repComp (dst->path, src, src_len))
+#else
+ if (!dst || strcmp (dst->path, src))
+#endif
+ {
+ if (!e_src)
+ return;
+#if 1
+ if (src_len && src[src_len-1] == '/')
+ --src_len;
+ else
+ src[src_len] = '/';
+ src[src_len+1] = '\0';
+#endif
+ dirs_mkdir (di, src, 0);
+ dst = NULL;
+ }
+ else if (!e_src)
+ {
+ /* delete tree dst */
+ return;
+ }
+ else
+ {
+#if 1
+ if (src_len && src[src_len-1] == '/')
+ --src_len;
+ else
+ src[src_len] = '/';
+ src[src_len+1] = '\0';
+#endif
+ dst = dirs_read (di);
+ }
+ dir_sort (e_src);
+
+ while (1)
+ {
+ int sd;
+
+ if (dst && !repComp (dst->path, src, src_len))
+ {
+ if (e_src[i_src].name)
+ {
+ logf (LOG_DEBUG, "dst=%s src=%s", dst->path + src_len+1,
+ e_src[i_src].name);
+ sd = strcmp (dst->path + src_len+1, e_src[i_src].name);
+ }
+ else
+ sd = -1;
+ }
+ else if (e_src[i_src].name)
+ sd = 1;
+ else
+ break;
+ logf (LOG_DEBUG, "trav sd=%d", sd);
+ if (sd == 0)
+ {
+ strcpy (src + src_len+1, e_src[i_src].name);
+ sprintf (tmppath, "%s%s", base, src);
+
+ switch (e_src[i_src].kind)
+ {
+ case dirs_file:
+ if (e_src[i_src].ctime > dst->ctime)
+ {
+ file_extract ('d', tmppath, tmppath, databaseName);
+ file_extract ('a', tmppath, tmppath, databaseName);
+ dirs_add (di, src, dst->sysno, e_src[i_src].ctime);
+ }
+ dst = dirs_read (di);
+ break;
+ case dirs_dir:
+ repositoryUpdateR (di, dst, base, src, databaseName);
+ dst = dirs_last (di);
+ logf (LOG_DEBUG, "last is %s", dst ? dst->path : "null");
+ break;
+ default:
+ dst = dirs_read (di);
+ }
+ i_src++;
+ }
+ else if (sd > 0)
+ {
+ SYSNO sysno;
+ strcpy (src + src_len+1, e_src[i_src].name);
+ sprintf (tmppath, "%s%s", base, src);
+
+ switch (e_src[i_src].kind)
+ {
+ case dirs_file:
+ sysno = file_extract ('a', tmppath, tmppath, databaseName);
+ dirs_add (di, src, sysno, e_src[i_src].ctime);
+ break;
+ case dirs_dir:
+ repositoryUpdateR (di, dst, base, src, databaseName);
+ break;
+ }
+ i_src++;
+ }
+ else /* sd < 0 */
+ {
+ assert (0);
+ }
+ }
+ dir_free (&e_src);
+}
+
+void repositoryUpdate (const char *path, char *databaseName)
+{
+ struct dirs_info *di;
+ char src[256];
+ Dict dict;
+
+ dict = dict_open ("repdict", 40, 1);
+
+ di = dirs_open (dict, path);
+ strcpy (src, "");
+ repositoryUpdateR (di, dirs_read (di), path, src, databaseName);
+ dirs_free (&di);
+
+ dict_close (dict);
+}
+
+void repository (int cmd, const char *rep, const char *base_path,
+ char *databaseName)
{
char rep_tmp1[2048];
char rep_tmp2[2048];
if (base_path)
{
strcpy (rep_tmp2, base_path);
- repository_update_r (cmd, rep_tmp2, rep_tmp1);
+ repository_update_r (cmd, rep_tmp2, rep_tmp1, databaseName);
}
else
- repository_extract_r (cmd, rep_tmp1);
+ repository_extract_r (cmd, rep_tmp1, databaseName);
}
projects / idzebra-moved-to-github.git / blobdiff