restructured workdir

Makefile

@@ -3,7 +3,7 @@ BINDIR=out
 
 DEBUG_FLAGS=-Wall -Werror
 
-CFLAGS=$(DEBUG_FLAGS) -ggdb $(shell pkg-config libxml-2.0 --cflags) -ansi -I ./headers
+CFLAGS=$(DEBUG_FLAGS) -ggdb $(shell pkg-config libxml-2.0 --cflags) -ansi
 LDFLAGS=$(shell pkg-config libxml-2.0 --libs)
 	
 BINARY=generarxml

main.c

@@ -31,12 +31,20 @@ int main(int argc, char **argv) {
 		}
 		else {
             /* Incorrect usage */
+            if (config_file != NULL) {
+                free(config_file);
+            }
 			printusage(1);
 			return 1;
 		}
 	}
 
     config = (CONFIG *) malloc(sizeof(CONFIG));
+    config->file = NULL;
+    config->bible = NULL;
+    config->book = NULL;
+    config->chapter = NULL;
+    config->chapter_numbers = NULL;
 
     int status = readconfig(config_file, config);
     free(config_file);

readconfig.c

@@ -41,6 +41,12 @@ int readconfig(char *config_file, CONFIG *config) {
 
         root = xmlDocGetRootElement(config_xml);
 
+        if (root == NULL) {
+            fprintf(stderr,"El archivo %s no contiene xml\n", config_file);
+            xmlFreeDoc(config_xml);
+            return 1;
+        }
+
         /* Run through the nodes to find the config information. */
         node = root->xmlChildrenNode;
         while (node != NULL) {