8074836: Resolve disabled warnings for libosxkrb5

8074835: Resolve disabled warnings for libj2gss

Reviewed-by: erikj

jdk/make/lib/Lib-java.security.jgss.gmk

@@ -41,7 +41,6 @@ ifneq ($(OPENJDK_TARGET_OS), windows)
       CFLAGS := $(CFLAGS_JDKLIB) $(addprefix -I, $(LIBJ2GSS_SRC)) \
           $(LIBJAVA_HEADER_FLAGS) \
           -I$(SUPPORT_OUTPUTDIR)/headers/java.security.jgss, \
-      DISABLED_WARNINGS_gcc := pointer-to-int-cast, \
       MAPFILE := $(JDK_TOPDIR)/make/mapfiles/libj2gss/mapfile-vers, \
       LDFLAGS := $(LDFLAGS_JDKLIB) \
           $(call SET_SHARED_LIBRARY_ORIGIN), \
@@ -74,6 +73,8 @@ ifneq ($(BUILD_CRYPTO), no)
   endif
 
   ifneq ($(BUILD_LIBKRB5_NAME), )
+    # libosxkrb5 needs to call deprecated krb5 APIs so that java
+    # can use the native credentials cache.
     $(eval $(call SetupNativeCompilation,BUILD_LIBKRB5, \
         LIBRARY := $(BUILD_LIBKRB5_NAME), \
         OUTPUT_DIR := $(INSTALL_LIBRARIES_HERE), \
@@ -83,7 +84,7 @@ ifneq ($(BUILD_CRYPTO), no)
         CFLAGS := $(CFLAGS_JDKLIB) \
             $(addprefix -I, $(BUILD_LIBKRB5_SRC)) \
             -I$(SUPPORT_OUTPUTDIR)/headers/java.security.jgss, \
-        DISABLED_WARNINGS_clang := implicit-function-declaration, \
+        DISABLED_WARNINGS_clang := deprecated-declarations, \
         LDFLAGS := $(LDFLAGS_JDKLIB) \
             $(call SET_SHARED_LIBRARY_ORIGIN), \
         LDFLAGS_SUFFIX := $(BUILD_LIBKRB5_LIBS), \

jdk/src/java.security.jgss/macosx/native/libosxkrb5/nativeccache.c

@@ -25,6 +25,8 @@
 
 #import "sun_security_krb5_Credentials.h"
 #import <Kerberos/Kerberos.h>
+#import <string.h>
+#import <time.h>
 
 /*
  * Based largely on klist.c,

jdk/src/java.security.jgss/share/native/libj2gss/GSSLibStub.c

@@ -430,11 +430,11 @@ Java_sun_security_jgss_wrapper_GSSLibStub_canonicalizeName(JNIEnv *env,
 
     checkStatus(env, jobj, major, minor, "[GSSLibStub_canonicalizeName]");
     if ((*env)->ExceptionCheck(env)) {
-      return (jlong) GSS_C_NO_NAME;
+      return ptr_to_jlong(GSS_C_NO_NAME);
     }
     return ptr_to_jlong(mnNameHdl);
   }
-  return (jlong) GSS_C_NO_NAME;
+  return ptr_to_jlong(GSS_C_NO_NAME);
 }
 
 /*