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shared: add path_compare(), an ordering path comparison
[elogind.git]
/
src
/
shared
/
prioq.h
diff --git
a/src/shared/prioq.h
b/src/shared/prioq.h
index 17679b2aaf044052835fec34ad891a825b9dc426..d836b36cd9c6dc89e0b8fa58ceb09f3accbd0242 100644
(file)
--- a/
src/shared/prioq.h
+++ b/
src/shared/prioq.h
@@
-25,6
+25,8
@@
typedef struct Prioq Prioq;
typedef struct Prioq Prioq;
+#define PRIOQ_IDX_NULL ((unsigned) -1)
+
Prioq *prioq_new(compare_func_t compare);
void prioq_free(Prioq *q);
int prioq_ensure_allocated(Prioq **q, compare_func_t compare_func);
Prioq *prioq_new(compare_func_t compare);
void prioq_free(Prioq *q);
int prioq_ensure_allocated(Prioq **q, compare_func_t compare_func);
@@
-33,8
+35,8
@@
int prioq_put(Prioq *q, void *data, unsigned *idx);
int prioq_remove(Prioq *q, void *data, unsigned *idx);
int prioq_reshuffle(Prioq *q, void *data, unsigned *idx);
int prioq_remove(Prioq *q, void *data, unsigned *idx);
int prioq_reshuffle(Prioq *q, void *data, unsigned *idx);
-void *prioq_peek(Prioq *q);
+void *prioq_peek(Prioq *q)
_pure_
;
void *prioq_pop(Prioq *q);
void *prioq_pop(Prioq *q);
-unsigned prioq_size(Prioq *q);
-bool prioq_isempty(Prioq *q);
+unsigned prioq_size(Prioq *q)
_pure_
;
+bool prioq_isempty(Prioq *q)
_pure_
;