9 files changed, 30 insertions, 31 deletions
diff --git a/decl.c b/decl.c
index 5576c6e..80d1c0a 100644
--- a/decl.c
+++ b/decl.c
@@ -8,7 +8,6 @@
 #include <string.h>
 #include "util.h"
 #include "cc.h"
-#include "map.h"
 
 static struct list tentativedefns = {&tentativedefns, &tentativedefns};
 
diff --git a/deps.mk b/deps.mk
index 10e0a12..21ccbb1 100644
--- a/deps.mk
+++ b/deps.mk
@@ -1,18 +1,18 @@
 $(objdir)/driver.o: driver.c util.h config.h
 $(objdir)/util.o: util.c util.h
-$(objdir)/decl.o: decl.c util.h cc.h map.h
+$(objdir)/decl.o: decl.c util.h cc.h
 $(objdir)/eval.o: eval.c util.h cc.h
 $(objdir)/expr.o: expr.c util.h cc.h
 $(objdir)/init.o: init.c util.h cc.h
 $(objdir)/main.o: main.c util.h arg.h cc.h
-$(objdir)/map.o: map.c util.h map.h
+$(objdir)/map.o: map.c util.h
 $(objdir)/pp.o: pp.c util.h cc.h
 $(objdir)/scan.o: scan.c util.h cc.h
-$(objdir)/scope.o: scope.c util.h cc.h map.h
+$(objdir)/scope.o: scope.c util.h cc.h
 $(objdir)/siphash.o: siphash.c
 $(objdir)/stmt.o: stmt.c util.h cc.h
 $(objdir)/token.o: token.c util.h cc.h
-$(objdir)/tree.o: tree.c util.h tree.h
+$(objdir)/tree.o: tree.c util.h
 $(objdir)/type.o: type.c util.h cc.h
 $(objdir)/util.o: util.c util.h
-$(objdir)/qbe.o: qbe.c util.h cc.h map.h tree.h ops.h
+$(objdir)/qbe.o: qbe.c util.h cc.h ops.h
diff --git a/map.c b/map.c
index c0f9b22..b8de316 100644
--- a/map.c
+++ b/map.c
@@ -4,7 +4,6 @@
 #include <stdlib.h>
 #include <string.h>
 #include "util.h"
-#include "map.h"
 
 struct map {
 	size_t len, cap;
diff --git a/map.h b/map.h
deleted file mode 100644
index df3139e..0000000
--- a/map.h
+++ /dev/null
@@ -1,12 +0,0 @@
-struct mapkey {
-	uint64_t hash;
-	const char *str;
-	size_t len;
-};
-
-void mapkey(struct mapkey *, const char *, size_t);
-
-struct map *mkmap(size_t);
-void delmap(struct map *, void(void *));
-void **mapput(struct map *, struct mapkey *);
-void *mapget(struct map *, struct mapkey *);
diff --git a/qbe.c b/qbe.c
index cf63560..c496c41 100644
--- a/qbe.c
+++ b/qbe.c
@@ -7,8 +7,6 @@
 #include <inttypes.h>
 #include "util.h"
 #include "cc.h"
-#include "map.h"
-#include "tree.h"
 
 struct name {
 	char *str;
diff --git a/scope.c b/scope.c
index ae97b14..615d1fe 100644
--- a/scope.c
+++ b/scope.c
@@ -4,7 +4,6 @@
 #include <string.h>
 #include "util.h"
 #include "cc.h"
-#include "map.h"
 
 struct scope filescope;
 
diff --git a/tree.c b/tree.c
index 0e68fb5..468cb64 100644
--- a/tree.c
+++ b/tree.c
@@ -3,7 +3,6 @@
 #include <stddef.h>
 #include <stdint.h>
 #include "util.h"
-#include "tree.h"
 
 #define MAXH (sizeof(void *) * 8 * 3 / 2)
 
diff --git a/tree.h b/tree.h
deleted file mode 100644
index 6aa5c4e..0000000
--- a/tree.h
+++ /dev/null
@@ -1,8 +0,0 @@
-struct treenode {
-	uint64_t key;
-	void *child[2];
-	int height;
-	_Bool new;  /* set by treeinsert if this node was newly allocated */
-};
-
-void *treeinsert(void **, uint64_t, size_t);
diff --git a/util.h b/util.h
index f60dc73..25cca14 100644
--- a/util.h
+++ b/util.h
@@ -7,6 +7,19 @@ struct array {
 	size_t len, cap;
 };
 
+struct mapkey {
+	uint64_t hash;
+	const char *str;
+	size_t len;
+};
+
+struct treenode {
+	uint64_t key;
+	void *child[2];
+	int height;
+	_Bool new;  /* set by treeinsert if this node was newly allocated */
+};
+
 extern char *argv0;
 
 #define LEN(a) (sizeof(a) / sizeof((a)[0]))
@@ -31,3 +44,15 @@ void *arrayadd(struct array *, size_t);
 void arrayaddptr(struct array *, void *);
 void arrayaddbuf(struct array *, const void *, size_t);
 #define arrayforeach(a, m) for (m = (a)->val; m != (void *)((char *)(a)->val + (a)->len); ++m)
+
+/* map */
+
+void mapkey(struct mapkey *, const char *, size_t);
+struct map *mkmap(size_t);
+void delmap(struct map *, void(void *));
+void **mapput(struct map *, struct mapkey *);
+void *mapget(struct map *, struct mapkey *);
+
+/* tree */
+
+void *treeinsert(void **, uint64_t, size_t);