Make more pointer variables const

4 files changed, 12 insertions, 11 deletions

diff --git a/src/n3.c b/src/n3.c
index b3cfbb8a..460e0e9d 100644
--- a/src/n3.c
+++ b/src/n3.c
@@ -925,10 +925,10 @@ read_verb(SerdReader* const reader, Ref* const dest)
   */
   *dest = push_node(reader, SERD_CURIE, "", 0);
 
-  SerdStatus st      = read_PN_PREFIX(reader, *dest);
-  bool       ate_dot = false;
-  SerdNode*  node    = deref(reader, *dest);
-  const int  next    = peek_byte(reader);
+  SerdStatus            st      = read_PN_PREFIX(reader, *dest);
+  bool                  ate_dot = false;
+  const SerdNode* const node    = deref(reader, *dest);
+  const int             next    = peek_byte(reader);
   if (!st && node->n_bytes == 1 && node->buf[0] == 'a' && next != ':' &&
       !is_PN_CHARS_BASE((uint32_t)next)) {
     pop_node(reader, *dest);
@@ -1540,7 +1540,7 @@ token_equals(SerdReader* const reader,
              const char* const tok,
              const size_t      n)
 {
-  SerdNode* const node = deref(reader, ref);
+  const SerdNode* const node = deref(reader, ref);
   if (!node || node->n_bytes != n) {
     return false;
   }
diff --git a/src/reader.c b/src/reader.c
index aa24a9ca..5cd978bf 100644
--- a/src/reader.c
+++ b/src/reader.c
@@ -127,8 +127,8 @@ pop_node(SerdReader* const reader, const Ref ref)
     SERD_STACK_ASSERT_TOP(reader, ref);
     --reader->n_allocs;
 #endif
-    SerdNode* const node = deref(reader, ref);
-    uint8_t* const  top  = reader->stack.buf + reader->stack.size;
+    SerdNode* const      node = deref(reader, ref);
+    const uint8_t* const top  = reader->stack.buf + reader->stack.size;
     serd_stack_pop_aligned(&reader->stack, (size_t)(top - (uint8_t*)node));
   }
   return 0;
diff --git a/src/writer.c b/src/writer.c
index 0df44797..3905cb9c 100644
--- a/src/writer.c
+++ b/src/writer.c
@@ -745,8 +745,8 @@ write_uri_node(SerdWriter* const     writer,
     serd_uri_parse(node->buf, &uri);
     SERD_RESTORE_WARNINGS
     serd_uri_resolve(&uri, &in_base_uri, &abs_uri);
-    bool           rooted = uri_is_under(&writer->base_uri, &writer->root_uri);
-    SerdURI*       root   = rooted ? &writer->root_uri : &writer->base_uri;
+    const bool     rooted = uri_is_under(&writer->base_uri, &writer->root_uri);
+    const SerdURI* root   = rooted ? &writer->root_uri : &writer->base_uri;
     UriSinkContext ctx    = {writer, SERD_SUCCESS};
     if (!uri_is_under(&abs_uri, root) || writer->syntax == SERD_NTRIPLES ||
         writer->syntax == SERD_NQUADS) {
diff --git a/test/test_reader_writer.c b/test/test_reader_writer.c
index 6b84b1e6..515d5e5b 100644
--- a/test/test_reader_writer.c
+++ b/test/test_reader_writer.c
@@ -164,8 +164,9 @@ test_writer(const char* const path)
   assert(serd_writer_end_anon(writer, NULL));
   assert(serd_writer_get_env(writer) == env);
 
-  uint8_t  buf[] = {0x80, 0, 0, 0, 0};
-  SerdNode s     = serd_node_from_string(SERD_URI, USTR(""));
+  const uint8_t buf[] = {0x80, 0, 0, 0, 0};
+
+  SerdNode s = serd_node_from_string(SERD_URI, USTR(""));
   SerdNode p = serd_node_from_string(SERD_URI, USTR("http://example.org/pred"));
   SerdNode o = serd_node_from_string(SERD_LITERAL, buf);