4 files changed, 12 insertions, 6 deletions
diff --git a/include/evanix.h b/include/evanix.h
index 32f6ed6..48fe110 100644
--- a/include/evanix.h
+++ b/include/evanix.h
@@ -1,4 +1,5 @@
 #include <stdbool.h>
+#include <stdint.h>
 
 #ifndef EVANIX_H
 
@@ -8,7 +9,7 @@ struct evanix_opts_t {
 	bool ispipelined;
 	bool close_stderr_exec;
 	char *system;
-	int max_build;
+	uint32_t max_build;
 };
 
 extern struct evanix_opts_t evanix_opts;
diff --git a/include/jobs.h b/include/jobs.h
index 41d8adf..ccdff65 100644
--- a/include/jobs.h
+++ b/include/jobs.h
@@ -27,7 +27,6 @@ struct job {
 
 	/* solver */
 	ssize_t id;
-	uint64_t age;
 	bool stale;
 };
 CIRCLEQ_HEAD(job_clist, job);
diff --git a/include/queue.h b/include/queue.h
index c81f062..cfc67ef 100644
--- a/include/queue.h
+++ b/include/queue.h
@@ -1,7 +1,7 @@
 #include <pthread.h>
-#include <stdint.h>
 #include <search.h>
 #include <semaphore.h>
+#include <stdint.h>
 #include <sys/queue.h>
 
 #include "htab.h"
@@ -17,12 +17,14 @@ typedef enum {
 
 struct queue {
 	struct job_clist jobs;
-	struct htab *htab;
-	struct jobid *jobid;
 	sem_t sem;
 	queue_state_t state;
 	pthread_mutex_t mutex;
-	uint64_t age;
+	struct htab *htab;
+
+	/* solver */
+	struct jobid *jobid;
+	int32_t resources;
 };
 
 struct queue_thread {
@@ -35,6 +37,7 @@ int queue_thread_new(struct queue_thread **queue_thread, FILE *stream);
 void queue_thread_free(struct queue_thread *queue_thread);
 void *queue_thread_entry(void *queue_thread);
 int queue_pop(struct queue *queue, struct job **job, struct htab *htab);
+int queue_isempty(struct job_clist *jobs);
 
 #define QUEUE_H
 #endif
diff --git a/include/solver_greedy.h b/include/solver_greedy.h
new file mode 100644
index 0000000..5119818
--- /dev/null
+++ b/include/solver_greedy.h
@@ -0,0 +1,3 @@
+#include "jobs.h"
+
+int solver_greedy(struct job_clist *q, int32_t *max_build, struct job **job);