From 76bbe9216b47048fb6b44ffc20fa6d4f041bdc9a Mon Sep 17 00:00:00 2001
From: Johan Vos <johan@lodgon.com>
Date: Wed, 14 Feb 2024 21:52:12 +0100
Subject: [PATCH] Add required ios changes for building static libs. Add sample
 configure script for ios

---
 configure-ios.sh                                       | 10 ++++++++++
 make/Main.gmk                                          |  4 ++--
 make/common/NativeCompilation.gmk                      |  2 +-
 make/common/modules/LauncherCommon.gmk                 |  2 +-
 make/modules/java.desktop/Gensrc.gmk                   |  2 +-
 make/modules/java.desktop/Java.gmk                     |  2 +-
 make/modules/java.desktop/Lib.gmk                      |  4 ++--
 make/modules/java.instrument/Lib.gmk                   |  2 +-
 make/modules/jdk.hotspot.agent/Lib.gmk                 |  2 +-
 make/modules/jdk.jdwp.agent/Lib.gmk                    |  2 +-
 make/modules/jdk.sctp/Lib.gmk                          |  2 +-
 .../macosx/native/libnio/fs/UTIFileTypeDetector.c      |  2 ++
 .../native/libmanagement_ext/OperatingSystemImpl.c     |  6 ++++++
 13 files changed, 30 insertions(+), 12 deletions(-)
 create mode 100644 configure-ios.sh

diff --git a/configure-ios.sh b/configure-ios.sh
new file mode 100644
index 00000000000..8d9d13086e0
--- /dev/null
+++ b/configure-ios.sh
@@ -0,0 +1,10 @@
+# sample configure command for ios
+
+bash configure \
+--enable-headless-only \
+--with-boot-jdk=/opt/jdk-22.jdk/Contents/Home \
+--with-build-jdk=/opt/jdk-23.jdk/Contents/Home \
+--openjdk-target=aarch64-macos-ios \
+--with-cups-include=../support/cups-2.3.6 \
+--with-sysroot=/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk
+
diff --git a/make/Main.gmk b/make/Main.gmk
index a91bbcd6aa3..2eb6a06612a 100644
--- a/make/Main.gmk
+++ b/make/Main.gmk
@@ -242,7 +242,7 @@ define DeclareHotspotGensrcRecipe
 	    JVM_VARIANT=$1)
 endef
 
-ifeq ($(call isTargetOs, android), false)
+ifeq ($(call isTargetOs, android ios), false)
   $(foreach v, $(JVM_VARIANTS), $(eval $(call DeclareHotspotGensrcRecipe,$v)))
 endif
 
@@ -260,7 +260,7 @@ define DeclareHotspotStaticLibsRecipe
 	    JVM_VARIANT=$1 STATIC_LIBS=true)
 endef
 
-ifeq ($(call isTargetOs, android), false)
+ifeq ($(call isTargetOs, android ios), false)
   $(foreach v, $(JVM_VARIANTS), $(eval $(call DeclareHotspotStaticLibsRecipe,$v)))
 endif
 
diff --git a/make/common/NativeCompilation.gmk b/make/common/NativeCompilation.gmk
index 68d1dba27ff..1a163a1894b 100644
--- a/make/common/NativeCompilation.gmk
+++ b/make/common/NativeCompilation.gmk
@@ -1171,7 +1171,7 @@ define SetupNativeCompilationBody
 
     # If we are building static library, 'AR' on macosx/aix may not support @-file.
     ifeq ($$($1_TYPE), STATIC_LIBRARY)
-      ifeq ($(call isTargetOs, macosx aix), true)
+      ifeq ($(call isTargetOs, macosx aix ios), true)
         $1_LD_OBJ_ARG := `cat $$($1_OBJ_FILE_LIST)`
       endif
     endif
diff --git a/make/common/modules/LauncherCommon.gmk b/make/common/modules/LauncherCommon.gmk
index be99773ea04..aeefeba5872 100644
--- a/make/common/modules/LauncherCommon.gmk
+++ b/make/common/modules/LauncherCommon.gmk
@@ -52,7 +52,7 @@ LAUNCHER_CFLAGS += -I$(TOPDIR)/src/java.base/share/native/launcher \
 
 ifeq ($(call isTargetOs, ios), true)
   LAUNCHER_CFLAGS += -I$(TOPDIR)/src/java.base/macosx/native/libjli
-fi
+endif
 
 MACOSX_PLIST_DIR := $(TOPDIR)/src/java.base/macosx/native/launcher
 JAVA_MANIFEST := $(TOPDIR)/src/java.base/windows/native/launcher/java.manifest
diff --git a/make/modules/java.desktop/Gensrc.gmk b/make/modules/java.desktop/Gensrc.gmk
index d2be340f7d8..4d432476c50 100644
--- a/make/modules/java.desktop/Gensrc.gmk
+++ b/make/modules/java.desktop/Gensrc.gmk
@@ -32,7 +32,7 @@ ifeq ($(call isTargetOs, windows), false)
   include gensrc/GensrcIcons.gmk
 endif
 
-ifeq ($(call isTargetOs, linux aix android), true)
+ifeq ($(call isTargetOs, linux aix android ios), true)
   include gensrc/GensrcX11Wrappers.gmk
 endif
 
diff --git a/make/modules/java.desktop/Java.gmk b/make/modules/java.desktop/Java.gmk
index 0b076398441..37899ae3bf9 100644
--- a/make/modules/java.desktop/Java.gmk
+++ b/make/modules/java.desktop/Java.gmk
@@ -65,7 +65,7 @@ EXCLUDE_FILES += \
     .template \
     #
 
-ifeq ($(call isTargetOs, macosx android), true)
+ifeq ($(call isTargetOs, macosx android ios), true)
   # exclude all X11 on Mac.
   EXCLUDES += \
       sun/awt/screencast \
diff --git a/make/modules/java.desktop/Lib.gmk b/make/modules/java.desktop/Lib.gmk
index ccb1844b156..6cb50bc28b0 100644
--- a/make/modules/java.desktop/Lib.gmk
+++ b/make/modules/java.desktop/Lib.gmk
@@ -35,14 +35,14 @@ $(call FillFindCache, $(wildcard $(TOPDIR)/src/java.desktop/*/native))
 ################################################################################
 # Create the AWT/2D libraries
 
-ifeq ($(call isTargetOs, android), false)
+ifeq ($(call isTargetOs, android ios), false)
   include lib/Awt2dLibraries.gmk
 endif
 
 ################################################################################
 # Create the libjsound library
 
-ifeq ($(call isTargetOs, aix android), false)
+ifeq ($(call isTargetOs, aix android ios), false)
 
   LIBJSOUND_CFLAGS := \
       $(ALSA_CFLAGS) \
diff --git a/make/modules/java.instrument/Lib.gmk b/make/modules/java.instrument/Lib.gmk
index bf5c51540a8..0acdce5c2f6 100644
--- a/make/modules/java.instrument/Lib.gmk
+++ b/make/modules/java.instrument/Lib.gmk
@@ -63,7 +63,7 @@ else
 endif
 $(BUILD_LIBINSTRUMENT): $(call FindLib, java.base, java)
 
-ifeq ($(call isTargetOs, android), false)
+ifeq ($(call isTargetOs, android ios), false)
   TARGETS += $(BUILD_LIBINSTRUMENT)
 endif
 
diff --git a/make/modules/jdk.hotspot.agent/Lib.gmk b/make/modules/jdk.hotspot.agent/Lib.gmk
index e05390a3aae..b568543ed63 100644
--- a/make/modules/jdk.hotspot.agent/Lib.gmk
+++ b/make/modules/jdk.hotspot.agent/Lib.gmk
@@ -74,7 +74,7 @@ $(eval $(call SetupJdkLibrary, BUILD_LIBSA, \
     LIBS_windows := dbgeng.lib $(WIN_JAVA_LIB), \
 ))
 
-ifeq ($(call isTargetOs, android), false)
+ifeq ($(call isTargetOs, android ios), false)
   TARGETS += $(BUILD_LIBSA)
 endif
 
diff --git a/make/modules/jdk.jdwp.agent/Lib.gmk b/make/modules/jdk.jdwp.agent/Lib.gmk
index cd1972129b6..e774132c57f 100644
--- a/make/modules/jdk.jdwp.agent/Lib.gmk
+++ b/make/modules/jdk.jdwp.agent/Lib.gmk
@@ -71,7 +71,7 @@ $(eval $(call SetupJdkLibrary, BUILD_LIBJDWP, \
 
 $(BUILD_LIBJDWP): $(call FindLib, java.base, java)
 
-ifeq ($(call isTargetOs, android), false)
+ifeq ($(call isTargetOs, android ios), false)
   TARGETS += $(BUILD_LIBJDWP)
 endif
 
diff --git a/make/modules/jdk.sctp/Lib.gmk b/make/modules/jdk.sctp/Lib.gmk
index afce891eedf..618d7189d53 100644
--- a/make/modules/jdk.sctp/Lib.gmk
+++ b/make/modules/jdk.sctp/Lib.gmk
@@ -29,7 +29,7 @@ include LibCommon.gmk
 
 ifeq ($(call isTargetOsType, unix), true)
 
-  ifeq ($(call isTargetOs, macosx aix), false)
+  ifeq ($(call isTargetOs, macosx ios aix), false)
     $(eval $(call SetupJdkLibrary, BUILD_LIBSCTP, \
         NAME := sctp, \
         OPTIMIZATION := LOW, \
diff --git a/src/java.base/macosx/native/libnio/fs/UTIFileTypeDetector.c b/src/java.base/macosx/native/libnio/fs/UTIFileTypeDetector.c
index 5e9451e850c..3b2f987738c 100644
--- a/src/java.base/macosx/native/libnio/fs/UTIFileTypeDetector.c
+++ b/src/java.base/macosx/native/libnio/fs/UTIFileTypeDetector.c
@@ -106,6 +106,7 @@ Java_sun_nio_fs_UTIFileTypeDetector_probe0(JNIEnv* env, jobject ftd,
 
     CFStringRef extension = toCFString(env, ext);
     if (extension != NULL) {
+#ifndef TARGET_IOS // deprecated on ios
         CFStringRef uti =
             UTTypeCreatePreferredIdentifierForTag(kUTTagClassFilenameExtension,
                                                   extension, NULL);
@@ -121,6 +122,7 @@ Java_sun_nio_fs_UTIFileTypeDetector_probe0(JNIEnv* env, jobject ftd,
                 CFRelease(mimeType);
             }
         }
+#endif
     }
 
     return result;
diff --git a/src/jdk.management/unix/native/libmanagement_ext/OperatingSystemImpl.c b/src/jdk.management/unix/native/libmanagement_ext/OperatingSystemImpl.c
index 81a972999ed..0b734696b6c 100644
--- a/src/jdk.management/unix/native/libmanagement_ext/OperatingSystemImpl.c
+++ b/src/jdk.management/unix/native/libmanagement_ext/OperatingSystemImpl.c
@@ -38,9 +38,11 @@
 #include <sys/param.h>
 #include <sys/mount.h>
 #include <mach/mach.h>
+#ifndef TARGET_IOS
 #include <sys/proc_info.h>
 #include <libproc.h>
 #endif
+#endif
 #elif !defined(_AIX)
 #include <sys/swap.h>
 #endif
@@ -271,6 +273,7 @@ Java_com_sun_management_internal_OperatingSystemImpl_getOpenFileDescriptorCount0
   (JNIEnv *env, jobject mbean)
 {
 #ifdef __APPLE__
+#ifndef TARGET_IOS
     // This code is influenced by the darwin lsof source
     pid_t my_pid;
     struct proc_bsdinfo bsdinfo;
@@ -314,6 +317,9 @@ Java_com_sun_management_internal_OperatingSystemImpl_getOpenFileDescriptorCount0
     free(fds);
 
     return nfiles;
+#else
+    return (100);
+#endif
 #elif defined(_ALLBSD_SOURCE)
     /*
      * XXXBSD: there's no way available to do it in FreeBSD, AFAIK.