Clean up includes and improve source file separation

20 files changed, 97 insertions, 54 deletions

diff --git a/src/byte_sink.h b/src/byte_sink.h
index 0d825020..4425f91f 100644
--- a/src/byte_sink.h
+++ b/src/byte_sink.h
@@ -17,12 +17,14 @@
 #ifndef SERD_BYTE_SINK_H
 #define SERD_BYTE_SINK_H
 
-#include <stddef.h>
-#include <string.h>
+#include "serd_internal.h"
+#include "system.h"
 
 #include "serd/serd.h"
 
-#include "system.h"
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
 
 typedef struct SerdByteSinkImpl {
 	SerdWriteFunc sink;
diff --git a/src/byte_source.c b/src/byte_source.c
index 19e942a5..9477b558 100644
--- a/src/byte_source.c
+++ b/src/byte_source.c
@@ -15,10 +15,12 @@
 */
 
 #include "byte_source.h"
+
 #include "system.h"
 
-#include "serd_internal.h"
+#include "serd/serd.h"
 
+#include <stdbool.h>
 #include <stdlib.h>
 #include <string.h>
 
diff --git a/src/byte_source.h b/src/byte_source.h
index b642c0a2..0edfd75c 100644
--- a/src/byte_source.h
+++ b/src/byte_source.h
@@ -17,11 +17,12 @@
 #ifndef SERD_BYTE_SOURCE_H
 #define SERD_BYTE_SOURCE_H
 
-#include "serd_internal.h"
+#include "serd/serd.h"
 
 #include <assert.h>
+#include <stdbool.h>
 #include <stddef.h>
-#include <stdio.h>
+#include <stdint.h>
 
 typedef int (*SerdStreamCloseFunc)(void*);
 
diff --git a/src/env.c b/src/env.c
index a05ad1a0..7f737419 100644
--- a/src/env.c
+++ b/src/env.c
@@ -14,13 +14,15 @@
   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */
 
-#include "serd_internal.h"
+#include "node.h"
+
+#include "serd/serd.h"
 
+#include <stdbool.h>
+#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 
-#include "node.h"
-
 typedef struct {
 	SerdNode* name;
 	SerdNode* uri;
diff --git a/src/n3.c b/src/n3.c
index 1d43572b..e76c5fb3 100644
--- a/src/n3.c
+++ b/src/n3.c
@@ -14,19 +14,24 @@
   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */
 
+#include "byte_source.h"
+#include "node.h"
+#include "reader.h"
 #include "serd_internal.h"
+#include "stack.h"
+#include "string_utils.h"
+#include "uri_utils.h"
+
+#include "serd/serd.h"
 
 #include <assert.h>
 #include <ctype.h>
+#include <stdbool.h>
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 
-#include "reader.h"
-#include "string_utils.h"
-#include "uri_utils.h"
-
 #define TRY_THROW(exp) if (!(exp)) goto except;
 #define TRY_RET(exp)   if (!(exp)) return 0;
 
diff --git a/src/node.c b/src/node.c
index a40ac937..cd6aeb72 100644
--- a/src/node.c
+++ b/src/node.c
@@ -14,17 +14,20 @@
   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */
 
+#include "node.h"
+
 #include "serd_internal.h"
+#include "string_utils.h"
 
 #include <assert.h>
 #include <float.h>
 #include <math.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 
-#include "node.h"
-#include "string_utils.h"
-
 #ifdef _WIN32
 #    ifndef isnan
 #        define isnan(x) _isnan(x)
diff --git a/src/node.h b/src/node.h
index 090faf0c..e39702a5 100644
--- a/src/node.h
+++ b/src/node.h
@@ -17,7 +17,9 @@
 #ifndef SERD_NODE_H
 #define SERD_NODE_H
 
-#include "serd_internal.h"
+#include "serd/serd.h"
+
+#include <stddef.h>
 
 struct SerdNodeImpl {
 	size_t        n_bytes;  /**< Size in bytes (not including null) */
diff --git a/src/reader.c b/src/reader.c
index c50b4865..a73135d7 100644
--- a/src/reader.c
+++ b/src/reader.c
@@ -14,20 +14,23 @@
   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */
 
+#include "reader.h"
+
+#include "byte_source.h"
+#include "node.h"
+#include "serd/serd.h"
 #include "serd_internal.h"
+#include "stack.h"
+#include "system.h"
+#include "world.h"
 
-#include <ctype.h>
 #include <errno.h>
 #include <stdarg.h>
-#include <stdint.h>
+#include <stdbool.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 
-#include "reader.h"
-#include "system.h"
-#include "world.h"
-
 static SerdStatus serd_reader_prepare(SerdReader* reader);
 
 int
diff --git a/src/reader.h b/src/reader.h
index 05a5de6a..c3ea2e77 100644
--- a/src/reader.h
+++ b/src/reader.h
@@ -17,12 +17,17 @@
 #ifndef SERD_READER_H
 #define SERD_READER_H
 
-#include "serd_internal.h"
-
 #include "byte_source.h"
 #include "node.h"
 #include "stack.h"
 
+#include "serd/serd.h"
+
+#include <assert.h>
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+
 #ifdef SERD_STACK_CHECK
 #    define SERD_STACK_ASSERT_TOP(reader, ref) \
             assert(ref == reader->allocs[reader->n_allocs - 1]);
diff --git a/src/serd_internal.h b/src/serd_internal.h
index 911d296f..fda651ae 100644
--- a/src/serd_internal.h
+++ b/src/serd_internal.h
@@ -17,9 +17,6 @@
 #ifndef SERD_INTERNAL_H
 #define SERD_INTERNAL_H
 
-#include "serd/serd.h"
-#include "serd_config.h"
-
 #define NS_XSD "http://www.w3.org/2001/XMLSchema#"
 #define NS_RDF "http://www.w3.org/1999/02/22-rdf-syntax-ns#"
 
diff --git a/src/serdi.c b/src/serdi.c
index 1272a70b..6a1c6d29 100644
--- a/src/serdi.c
+++ b/src/serdi.c
@@ -14,22 +14,20 @@
   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */
 
-#include "serd_internal.h"
+#include "string_utils.h"
+#include "system.h"
+
+#include "serd/serd.h"
 
 #ifdef _WIN32
 #include <fcntl.h>
 #include <io.h>
 #endif
 
-#include <assert.h>
-#include <errno.h>
-#include <stdlib.h>
+#include <stdbool.h>
+#include <stdio.h>
 #include <string.h>
 
-#include "string_utils.h"
-#include "system.h"
-#include "world.h"
-
 #define SERDI_ERROR(msg)       fprintf(stderr, "serdi: " msg);
 #define SERDI_ERRORF(fmt, ...) fprintf(stderr, "serdi: " fmt, __VA_ARGS__);
 
diff --git a/src/stack.h b/src/stack.h
index a8298c0d..9f112b6c 100644
--- a/src/stack.h
+++ b/src/stack.h
@@ -17,10 +17,10 @@
 #ifndef SERD_STACK_H
 #define SERD_STACK_H
 
-#include "serd_internal.h"
-
 #include <assert.h>
+#include <stdbool.h>
 #include <stddef.h>
+#include <stdint.h>
 #include <stdlib.h>
 
 /** An offset to start the stack at. Note 0 is reserved for NULL. */
diff --git a/src/string.c b/src/string.c
index 83f94fd9..58c52de7 100644
--- a/src/string.c
+++ b/src/string.c
@@ -14,10 +14,14 @@
   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */
 
-#include "serd_internal.h"
+#include "string.h"
+
 #include "string_utils.h"
 
+#include "serd/serd.h"
+
 #include <math.h>
+#include <stddef.h>
 #include <stdlib.h>
 
 void
diff --git a/src/string_utils.h b/src/string_utils.h
index 0c5ae557..63dcddbc 100644
--- a/src/string_utils.h
+++ b/src/string_utils.h
@@ -17,7 +17,12 @@
 #ifndef SERD_STRING_UTILS_H
 #define SERD_STRING_UTILS_H
 
+#include "serd/serd.h"
+
 #include <ctype.h>
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
 #include <string.h>
 
 /** Unicode replacement character in UTF-8 */
diff --git a/src/system.c b/src/system.c
index cf26bb37..1af179f5 100644
--- a/src/system.c
+++ b/src/system.c
@@ -19,7 +19,6 @@
 #include "system.h"
 
 #include "serd_config.h"
-#include "serd_internal.h"
 
 #include <stdlib.h>
 
diff --git a/src/uri.c b/src/uri.c
index 9881f43a..fe0a9acb 100644
--- a/src/uri.c
+++ b/src/uri.c
@@ -14,13 +14,16 @@
   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */
 
-#include "serd_internal.h"
+#include "string_utils.h"
+#include "uri_utils.h"
+
+#include "serd/serd.h"
 
+#include <stdbool.h>
+#include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
 
-#include "uri_utils.h"
-
 char*
 serd_file_uri_parse(const char* uri, char** hostname)
 {
diff --git a/src/uri_utils.h b/src/uri_utils.h
index 7c19081a..2b61ab22 100644
--- a/src/uri_utils.h
+++ b/src/uri_utils.h
@@ -19,6 +19,12 @@
 
 #include "string_utils.h"
 
+#include "serd/serd.h"
+
+#include <stddef.h>
+#include <stdint.h>
+#include <string.h>
+
 static inline bool
 slice_equals(const SerdStringView* a, const SerdStringView* b)
 {
diff --git a/src/world.c b/src/world.c
index 49a84d42..f95accf4 100644
--- a/src/world.c
+++ b/src/world.c
@@ -16,7 +16,8 @@
 
 #define _POSIX_C_SOURCE 200809L /* for posix_fadvise */
 
-#include "serd_internal.h"
+#include "world.h"
+
 #include "serd_config.h"
 
 #include <errno.h>
@@ -28,8 +29,6 @@
 #   include <fcntl.h>
 #endif
 
-#include "world.h"
-
 FILE*
 serd_world_fopen(SerdWorld* world, const char* path, const char* mode)
 {
diff --git a/src/world.h b/src/world.h
index aeea70c2..0aaea8fc 100644
--- a/src/world.h
+++ b/src/world.h
@@ -17,7 +17,10 @@
 #ifndef SERD_WORLD_H
 #define SERD_WORLD_H
 
-#include "serd_internal.h"
+#include "serd/serd.h"
+
+#include <stdint.h>
+#include <stdio.h>
 
 struct SerdWorldImpl {
 	SerdErrorSink error_sink;
diff --git a/src/writer.c b/src/writer.c
index 796780ee..b3a61761 100644
--- a/src/writer.c
+++ b/src/writer.c
@@ -14,20 +14,24 @@
   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */
 
-#include "serd_internal.h"
-
-#include <assert.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
 #include "byte_sink.h"
 #include "node.h"
+#include "serd_internal.h"
 #include "stack.h"
 #include "string_utils.h"
+#include "system.h"
 #include "uri_utils.h"
 #include "world.h"
 
+#include "serd/serd.h"
+
+#include <assert.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
 typedef struct {
 	SerdNode* graph;
 	SerdNode* subject;