Forgot to add this one.

[libucw.git] / lib / conf.h

diff --git a/lib/conf.h b/lib/conf.h
index 81c10ce24ae7a2c864ecb17cc2a828fea5522d09..55589c4eeca00c454d817bd420c6eca0246c5ffd 100644 (file)
--- a/lib/conf.h
+++ b/lib/conf.h
@@ -1,15 +1,23 @@
 /*
- *     Sherlock Library -- Reading configuration files
+ *     Sherlock Library -- Reading of configuration files
  *
  *     (c) 2001 Robert Spalek <robert@ucw.cz>
+ *     (c) 2003 Martin Mares <mj@ucw.cz>
+ *
+ *     This software may be freely distributed and used according to the terms
+ *     of the GNU Lesser General Public License.
  */
 
+#ifndef        _LIB_CONF_H
+#define        _LIB_CONF_H
+
 #include <getopt.h>
 
 /*
  * Allocation in configuration memory pool.
  */
 
+extern struct mempool *cfpool;
 void *cfg_malloc(uns size);
 byte *cfg_stralloc(byte *s);
 
@@ -19,11 +27,14 @@ byte *cfg_stralloc(byte *s);
  * the name of the section.  The configuration sections are registered by
  * calling cf_register().
  *
+ * CT_INCOMPLETE_SECTION is identical to CT_SECTION, but when an unknown variable
+ * is spotted, we ignore it instead of bailing out with an error message.
+ *
  * item->var is a pointer to the destination variable or to the special parsing
  * function.
  */
 
-enum cftype { CT_STOP, CT_SECTION, CT_INT, CT_STRING, CT_FUNCTION };
+enum cftype { CT_STOP, CT_SECTION, CT_INCOMPLETE_SECTION, CT_INT, CT_STRING, CT_FUNCTION, CT_DOUBLE, CT_U64 };
 
 struct cfitem {
        byte *name;
@@ -44,6 +55,14 @@ struct cfitem *cf_get_item(byte *sect, byte *name);
 byte *cf_set_item(byte *sect, byte *name, byte *value);
 void cf_read(byte *filename);
 
+/*
+ * Number parsing functions which could be useful in CT_FUNCTION callbacks.
+ */
+
+byte *cf_parse_int(byte *value, uns *varp);
+byte *cf_parse_u64(byte *value, u64 *varp);
+byte *cf_parse_double(byte *value, double *varp);
+
 /*
  * When using cf_getopt, you must prefix your own short/long options by the
  * CF_(SHORT|LONG)_OPTS.
@@ -61,6 +80,10 @@ void cf_read(byte *filename);
        {"set",         1, 0, 'S'},\
        {"config",      1, 0, 'C'},
 #define CF_NO_LONG_OPTS (const struct option []){ CF_LONG_OPTS { NULL, 0, 0, 0 } }
+#define CF_USAGE_TAB ""
+#define        CF_USAGE        \
+"-S, --set sec.item=val\t" CF_USAGE_TAB "Manual setting of a configuration item\n\
+-C, --config filename\t" CF_USAGE_TAB "Overwrite default config filename\n"
 
 extern byte *cfdeffile;
 
@@ -68,3 +91,4 @@ int cf_getopt(int argc,char * const argv[],
                const char *shortopts,const struct option *longopts,
                int *longindex);
 
+#endif