new: add nogen key to the target

src/config.c

@@ -107,8 +107,11 @@ int config_handler(void *data, const char *section, const char *key, const char
   } else if (MATCHKEY("src")) {
     config->t_last->src = strdup(value);
     return 1;
-  } else if (MATCHKEY("requires")) {
-    clist_from_str(&config->t_last->requires, strdup(value));
+  } else if (MATCHKEY("require")) {
+    clist_from_str(&config->t_last->require, strdup(value));
+    return 1;
+  } else if (MATCHKEY("nogen")) {
+    config->t_last->nogen = eq((char *)value, "true");
     return 1;
   }
 

src/target.c

@@ -72,6 +72,9 @@ bool target_copy(target_t *t, bool fromdst) {
   char *src = t->src, *dst = t->dst;
   bool  ret = false;
 
+  if (fromdst && t->nogen)
+    return true;
+
   if (fromdst) {
     src = t->dst;
     dst = t->src;
@@ -98,7 +101,7 @@ bool target_copy(target_t *t, bool fromdst) {
 }
 
 void target_init(target_t *t) {
-  clist_init(&t->requires);
+  clist_init(&t->require);
   t->next = NULL;
   t->name = NULL;
   t->desc = NULL;
@@ -111,7 +114,7 @@ void target_free(target_t *t) {
   free(t->desc);
   free(t->dst);
   free(t->src);
-  clist_free(&t->requires);
+  clist_free(&t->require);
 }
 
 void target_print(target_t *t) {

src/target.h

@@ -3,12 +3,12 @@
 
 typedef struct target {
   struct target *next;
-  clist_t
-    requires;
-  char *name;
-  char *desc;
-  char *src;
-  char *dst;
+  clist_t        require;
+  bool           nogen;
+  char          *name;
+  char          *desc;
+  char          *src;
+  char          *dst;
 } target_t;
 
 bool target_is_valid(target_t *);