gnu: openjdk10: Add patches to fix build.

* gnu/packages/patches/openjdk-10-pointer-comparison.patch,
gnu/packages/patches/openjdk-10-setsignalhandler.patch: New files.
* gnu/local.mk (dist_patch_DATA): Register patches.
* gnu/packages/java.scm (openjdk10)[origin]: Use patches.

4 files changed, 44 insertions, 1 deletions

diff --git a/gnu/local.mk b/gnu/local.mk
index b184f6c5a3..d583e06e18 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -1619,6 +1619,8 @@ dist_patch_DATA =						\
   %D%/packages/patches/openjdk-9-pointer-comparison.patch       \
   %D%/packages/patches/openjdk-9-setsignalhandler.patch         \
   %D%/packages/patches/openjdk-10-idlj-reproducibility.patch	\
+  %D%/packages/patches/openjdk-10-pointer-comparison.patch      \
+  %D%/packages/patches/openjdk-10-setsignalhandler.patch        \
   %D%/packages/patches/openjdk-15-xcursor-no-dynamic.patch	\
   %D%/packages/patches/openmpi-mtl-priorities.patch		\
   %D%/packages/patches/openssh-hurd.patch			\
diff --git a/gnu/packages/java.scm b/gnu/packages/java.scm
index e8cc968544..a01309e730 100644
--- a/gnu/packages/java.scm
+++ b/gnu/packages/java.scm
@@ -1058,7 +1058,9 @@ new Date();"))
                (base32
                 "0i47ar8lxzjrkkiwbzybfxs473390h4jq9ahm3xqdvy5zpchxy3y"))
               (patches (search-patches
-                        "openjdk-10-idlj-reproducibility.patch"))))
+                        "openjdk-10-idlj-reproducibility.patch"
+                        "openjdk-10-pointer-comparison.patch"
+                        "openjdk-10-setsignalhandler.patch"))))
     (arguments
      (substitute-keyword-arguments (package-arguments openjdk9)
        ((#:phases phases)
diff --git a/gnu/packages/patches/openjdk-10-pointer-comparison.patch b/gnu/packages/patches/openjdk-10-pointer-comparison.patch
new file mode 100644
index 0000000000..9c09f8e391
--- /dev/null
+++ b/gnu/packages/patches/openjdk-10-pointer-comparison.patch
@@ -0,0 +1,14 @@
+Patch inspired by file comparison with openjdk@19.
+
+diff -u -r openjdk-10.alt/src/hotspot/os/linux/os_linux.cpp openjdk-10/src/hotspot/os/linux/os_linux.cpp
+--- openjdk-10.alt/src/hotspot/os/linux/os_linux.cpp	2023-04-05 15:02:56.994779480 +0200
++++ openjdk-10/src/hotspot/os/linux/os_linux.cpp	2023-04-05 15:07:47.267537301 +0200
+@@ -2155,7 +2155,7 @@
+     }
+ 
+     p = OSContainer::cpu_cpuset_memory_nodes();
+-    if (p < 0)
++    if (p == NULL)
+       st->print("cpu_memory_nodes() failed\n");
+     else {
+       st->print("cpu_memory_nodes: %s\n", p);
diff --git a/gnu/packages/patches/openjdk-10-setsignalhandler.patch b/gnu/packages/patches/openjdk-10-setsignalhandler.patch
new file mode 100644
index 0000000000..c91ae6b318
--- /dev/null
+++ b/gnu/packages/patches/openjdk-10-setsignalhandler.patch
@@ -0,0 +1,25 @@
+Patch inspired by file comparison with openjdk@19.
+
+diff -u -r openjdk-10.alt/test/hotspot/jtreg/runtime/StackGuardPages/exeinvoke.c openjdk-10/test/hotspot/jtreg/runtime/StackGuardPages/exeinvoke.c
+--- openjdk-10.alt/test/hotspot/jtreg/runtime/StackGuardPages/exeinvoke.c	2023-04-05 15:03:00.070787628 +0200
++++ openjdk-10/test/hotspot/jtreg/runtime/StackGuardPages/exeinvoke.c	2023-04-05 15:29:51.379824348 +0200
+@@ -67,8 +67,17 @@
+   longjmp(context, 1);
+ }
+ 
+-void set_signal_handler() {
+-  static char altstack[SIGSTKSZ];
++static char* altstack = NULL;
++
++ void set_signal_handler() {
++  if (altstack == NULL) {
++    // Dynamically allocated in case SIGSTKSZ is not constant
++    altstack = (char*)malloc(SIGSTKSZ);
++    if (altstack == NULL) {
++      fprintf(stderr, "Test ERROR. Unable to malloc altstack space\n");
++      exit(7);
++    }
++  }
+ 
+   stack_t ss = {
+     .ss_size = SIGSTKSZ,