docs for strbuf and some small changes.

src/arch.c

@@ -102,8 +102,8 @@ int main(int argc, char **argv) {
 			   "Root Directory - Path to indexroot. All subdirectories will be indexed.\n"
 			   "Db host - Database host\n"
 			   "Db user - Database user\n"
-		       "Db pass - Database password\n"
-		       "Db name - Database to use for indexing\n"
+                           "Db pass - Database password\n"
+                           "Db name - Database to use for indexing\n"
 			   "Db tbl  - Database tablename", argv[0]);
 		
 		return EXIT_FAILURE;

src/arch/mysql.c

@@ -59,8 +59,8 @@ int arch_db_init(char *host, char *username, char *password, char *database, cha
 	fprintf(stderr, "Mysql init: %li\n", dbthread_id);
 #endif
 
-    /* setup database */
-    db_setup();
+        /* setup database */
+        db_setup();
 
 	return 1;
 }
@@ -83,7 +83,7 @@ void arch_db_close() {
 }
 
 /*
- * Truncate database table
+ * Database setup
  */
 int db_setup() {
 	

src/common/strbuf.c

@@ -47,6 +47,15 @@ void strbuf_append(strbuf_t *s, char *str, size_t len) {
     s->buf[s->len] = '\0';
 }
 
+void strbuf_reduce(strbuf_t *s, size_t len) {
+
+    if (len > s->len)
+        len = s->len;
+
+    s->len -= len;
+    s->buf[s->len] = '\0';
+}
+
 void strbuf_trim(strbuf_t *s) {
 
 	strbuf_rtrim(s);

src/common/strbuf.h

@@ -25,6 +25,8 @@ void strbuf_init(strbuf_t *s);
 
 void strbuf_append(strbuf_t *s, char *str, size_t len);
 
+void strbuf_reduce(strbuf_t *s, size_t len);
+
 void strbuf_trim(strbuf_t *s);
 
 void strbuf_rtrim(strbuf_t *s);