* Sebastian Hammer, Adam Dickmeiss
*
* $Log: res.c,v $
- * Revision 1.4 1994-08-18 10:02:01 adam
+ * Revision 1.15 1996-05-22 08:23:43 adam
+ * Bug fix: trailing blanks in resource values where not removed.
+ *
+ * Revision 1.14 1996/04/26 11:51:20 adam
+ * Resource names are matched by the yaz_matchstr routine instead of strcmp.
+ *
+ * Revision 1.13 1995/09/04 12:34:05 adam
+ * Various cleanup. YAZ util used instead.
+ *
+ * Revision 1.12 1995/01/24 16:40:32 adam
+ * Bug fix.
+ *
+ * Revision 1.11 1994/10/05 16:54:52 adam
+ * Minor changes.
+ *
+ * Revision 1.10 1994/10/05 10:47:31 adam
+ * Small bug fix.
+ *
+ * Revision 1.9 1994/09/16 14:41:12 quinn
+ * Added log warning to res_get_def
+ *
+ * Revision 1.8 1994/09/16 14:37:12 quinn
+ * added res_get_def
+ *
+ * Revision 1.7 1994/09/06 13:01:03 quinn
+ * Removed const from declaration of res_get
+ *
+ * Revision 1.6 1994/09/01 17:45:14 adam
+ * Work on resource manager.
+ *
+ * Revision 1.5 1994/08/18 11:02:28 adam
+ * Implementation of res_write.
+ *
+ * Revision 1.4 1994/08/18 10:02:01 adam
* Module alexpath moved from res.c to alexpath.c. Minor changes in res-test.c
*
* Revision 1.3 1994/08/18 09:43:51 adam
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-#include <util.h>
+#include <assert.h>
+#include <unistd.h>
+#include <alexutil.h>
+#include <yaz-util.h>
+
+static struct res_entry *add_entry (Res r)
+{
+ struct res_entry *resp;
+
+ if (!r->first)
+ resp = r->last = r->first = xmalloc (sizeof(*resp));
+ else
+ {
+ resp = xmalloc (sizeof(*resp));
+ r->last->next = resp;
+ r->last = resp;
+ }
+ resp->next = NULL;
+ return resp;
+}
static void reread (Res r)
{
struct res_entry *resp;
char *line;
char *val_buf;
- int val_size, val_max = 1024;
+ int val_size, val_max = 256;
char path[256];
char fr_buf[1024];
FILE *fr;
+ assert (r);
r->init = 1;
val_buf = xmalloc (val_max);
fr = fopen (path, "r");
if (!fr)
{
- log (LOG_FATAL|LOG_ERRNO, "cannot open %s", path);
+ logf (LOG_FATAL|LOG_ERRNO, "Cannot open %s", path);
exit (1);
}
while (1)
no++;
fr_buf[no] = '\0';
- if (!r->first)
- resp = r->last = r->first = xmalloc (sizeof(*resp));
- else
- {
- resp = xmalloc (sizeof(*resp));
- r->last->next = resp;
- r->last = resp;
- }
- resp->next = NULL;
+ resp = add_entry (r);
resp->name = xmalloc (no+1);
resp->value = NULL;
strcpy (resp->name, fr_buf);
if (no < 0)
continue;
fr_buf[no++] = '\0';
- if (!r->first)
- resp = r->last = r->first = xmalloc (sizeof(*resp));
- else
- {
- resp = xmalloc (sizeof(*resp));
- r->last->next = resp;
- r->last = resp;
- }
- resp->next = NULL;
+ resp = add_entry (r);
resp->name = xmalloc (no);
strcpy (resp->name, fr_buf);
{
if (fr_buf[no] == '\0' || fr_buf[no] == '\n')
{
+ while (val_size > 0 &&
+ (val_buf[val_size-1] == ' ' ||
+ val_buf[val_size-1] == '\t'))
+ val_size--;
val_buf[val_size++] = '\0';
resp->value = xmalloc (val_size);
strcpy (resp->value, val_buf);
- log (LOG_DEBUG, "(name=%s,value=%s)",
+ logf (LOG_DEBUG, "(name=%s,value=%s)",
resp->name, resp->value);
break;
}
no = 0;
}
else
+ {
val_buf[val_size++] = fr_buf[no++];
+ if (val_size+1 >= val_max)
+ {
+ char *nb;
+
+ nb = xmalloc (val_max+=1024);
+ memcpy (nb, val_buf, val_size);
+ xfree (val_buf);
+ val_buf = nb;
+ }
+ }
}
}
}
Res res_open (const char *name)
{
- Res r = xmalloc (sizeof(*r));
+ Res r;
+ if (access (name, R_OK))
+ logf (LOG_LOG|LOG_ERRNO, "Cannot access `%s'", name);
+ r = xmalloc (sizeof(*r));
r->init = 0;
+ r->first = r->last = NULL;
r->name = xstrdup (name);
return r;
}
void res_close (Res r)
{
+ assert (r);
if (r->init)
{
struct res_entry *re, *re1;
xfree (r);
}
-const char *res_get (Res r, const char *name)
+char *res_get (Res r, const char *name)
{
struct res_entry *re;
+
+ assert (r);
if (!r->init)
reread (r);
-
for (re = r->first; re; re=re->next)
- if (re->value && !strcmp (re->name, name))
+ if (re->value && !yaz_matchstr (re->name, name))
return re->value;
return NULL;
}
+char *res_get_def (Res r, const char *name, char *def)
+{
+ char *t;
+
+ if (!(t = res_get (r, name)))
+ {
+ logf (LOG_DEBUG, "CAUTION: Using default resource %s:%s", name, def);
+ return def;
+ }
+ else
+ return t;
+}
+
void res_put (Res r, const char *name, const char *value)
{
struct res_entry *re;
+ assert (r);
if (!r->init)
reread (r);
for (re = r->first; re; re=re->next)
- if (re->value && !strcmp (re->name, name))
+ if (re->value && !yaz_matchstr (re->name, name))
{
xfree (re->value);
re->value = xstrdup (value);
return;
}
- if (!r->first)
- re = r->last = r->first = xmalloc (sizeof(*re));
- else
- {
- re = xmalloc (sizeof(*re));
- r->last->next = re;
- r->last = re;
- }
- re->next = NULL;
+ re = add_entry (r);
re->name = xstrdup (name);
re->value = xstrdup (value);
}
struct res_entry *re;
int l = 0;
+ assert (r);
if (prefix)
l = strlen(prefix);
if (!r->init)
int res_write (Res r)
{
+ struct res_entry *re;
+ char path[256];
+ FILE *fr;
+
+ assert (r);
if (!r->init)
reread (r);
+ strcpy (path, alex_path(r->name));
+
+ fr = fopen (path, "w");
+ if (!fr)
+ {
+ logf (LOG_FATAL|LOG_ERRNO, "Cannot create %s", path);
+ exit (1);
+ }
+
+ for (re = r->first; re; re=re->next)
+ {
+ int no = 0;
+ int lefts = strlen(re->name)+2;
+
+ if (!re->value)
+ fprintf (fr, "%s\n", re->name);
+ else
+ {
+ fprintf (fr, "%s: ", re->name);
+ while (lefts + strlen(re->value+no) > 78)
+ {
+ int i = 20;
+ int ind = no+ 78-lefts;
+ while (--i >= 0)
+ {
+ if (re->value[ind] == ' ')
+ break;
+ --ind;
+ }
+ if (i<0)
+ ind = no + 78 - lefts;
+ for (i = no; i != ind; i++)
+ putc (re->value[i], fr);
+ fprintf (fr, "\\\n");
+ no=ind;
+ lefts = 0;
+ }
+ fprintf (fr, "%s\n", re->value+no);
+ }
+ }
+ fclose (fr);
return 0;
}