3 files changed, 22 insertions, 22 deletions

diff --git a/src/libsystemd-bus/bus-gvariant.h b/src/libsystemd-bus/bus-gvariant.h
index 435e8f1060..b4bd2a50f0 100644
--- a/src/libsystemd-bus/bus-gvariant.h
+++ b/src/libsystemd-bus/bus-gvariant.h
@@ -21,6 +21,6 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-int bus_gvariant_get_size(const char *signature);
-int bus_gvariant_get_alignment(const char *signature);
-int bus_gvariant_is_fixed_size(const char *signature);
+int bus_gvariant_get_size(const char *signature) _pure_;
+int bus_gvariant_get_alignment(const char *signature) _pure_;
+int bus_gvariant_is_fixed_size(const char *signature) _pure_;
diff --git a/src/libsystemd-bus/bus-internal.h b/src/libsystemd-bus/bus-internal.h
index c73ceb4a06..321070d0e5 100644
--- a/src/libsystemd-bus/bus-internal.h
+++ b/src/libsystemd-bus/bus-internal.h
@@ -286,20 +286,20 @@ struct sd_bus {
 
 #define BUS_EXEC_ARGV_MAX 256
 
-bool interface_name_is_valid(const char *p);
-bool service_name_is_valid(const char *p);
-bool member_name_is_valid(const char *p);
-bool object_path_is_valid(const char *p);
-char *object_path_startswith(const char *a, const char *b);
+bool interface_name_is_valid(const char *p) _pure_;
+bool service_name_is_valid(const char *p) _pure_;
+bool member_name_is_valid(const char *p) _pure_;
+bool object_path_is_valid(const char *p) _pure_;
+char *object_path_startswith(const char *a, const char *b) _pure_;
 
-bool namespace_complex_pattern(const char *pattern, const char *value);
-bool path_complex_pattern(const char *pattern, const char *value);
+bool namespace_complex_pattern(const char *pattern, const char *value) _pure_;
+bool path_complex_pattern(const char *pattern, const char *value) _pure_;
 
-bool namespace_simple_pattern(const char *pattern, const char *value);
-bool path_simple_pattern(const char *pattern, const char *value);
+bool namespace_simple_pattern(const char *pattern, const char *value) _pure_;
+bool path_simple_pattern(const char *pattern, const char *value) _pure_;
 
-int bus_message_type_from_string(const char *s, uint8_t *u);
-const char *bus_message_type_to_string(uint8_t u);
+int bus_message_type_from_string(const char *s, uint8_t *u) _pure_;
+const char *bus_message_type_to_string(uint8_t u) _pure_;
 
 #define error_name_is_valid interface_name_is_valid
 
diff --git a/src/libsystemd-bus/bus-type.h b/src/libsystemd-bus/bus-type.h
index d7b96b1102..2e423bbfdb 100644
--- a/src/libsystemd-bus/bus-type.h
+++ b/src/libsystemd-bus/bus-type.h
@@ -26,11 +26,11 @@
 #include "sd-bus.h"
 #include "sd-bus-protocol.h"
 
-bool bus_type_is_valid(char c);
-bool bus_type_is_valid_in_signature(char c);
-bool bus_type_is_basic(char c);
-bool bus_type_is_trivial(char c);
-bool bus_type_is_container(char c);
-
-int bus_type_get_alignment(char c);
-int bus_type_get_size(char c);
+bool bus_type_is_valid(char c) _const_;
+bool bus_type_is_valid_in_signature(char c) _const_;
+bool bus_type_is_basic(char c) _const_;
+bool bus_type_is_trivial(char c) _const_;
+bool bus_type_is_container(char c) _const_;
+
+int bus_type_get_alignment(char c) _const_;
+int bus_type_get_size(char c) _const_;