From b6f61c252329ed222fcf7a254b4e83beb78fa0ce Mon Sep 17 00:00:00 2001
From: Andreas Fankhauser hiddenalpha.ch
Date: Wed, 8 Nov 2023 00:56:53 +0100
Subject: Add some notes about jssc build (but see github jssc)

---
 doc/note/qemu/build-jssc.txt | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 doc/note/qemu/build-jssc.txt

diff --git a/doc/note/qemu/build-jssc.txt b/doc/note/qemu/build-jssc.txt
new file mode 100644
index 0000000..3acdf6e
--- /dev/null
+++ b/doc/note/qemu/build-jssc.txt
@@ -0,0 +1,41 @@
+
+This is only another copy. Likely we should use the one at
+https://github.com/hiddenalpha/jssc/blob/master/contrib/hiddenalpha-buildEnv-one
+.
+
+true `# Configure for debian 9` \
+  && CXX="g++" \
+  && CFLAGS="-fPIC -Wall -pedantic -Werror \
+      -Wno-error=long-long \
+      -Wno-error=sign-compare \
+      -Wno-error=variadic-macros \
+      -Wno-long-long" \
+  && targets="linux_64" \
+  && SUDO= \
+  && true
+
+true `# Setup` \
+  && $SUDO apt install -y --no-install-recommends \
+        git openjdk-8-jdk-headless g++ maven \
+  && true
+
+true `# Make` \
+  && cat contrib/hiddenalpha-buildEnv-one/res/pom.patch | git apply \
+  && mvn clean \
+  && mvn -PnoCmake compile \
+  && printf '%s "%s"\n' "#define JSSC_VERSION" "$(git describe --tags|sed 's,^v,,')" \
+      > src/main/cpp/version.h \
+  && mkdir -p src/main/resources-precompiled/natives/linux_64 \
+  && g++ $CFLAGS -shared \
+      -o src/main/resources-precompiled/natives/linux_64/libjssc.so \
+      src/main/cpp/_nix_based/jssc.cpp \
+      -I/usr/lib/jvm/java-1.8.0-openjdk-amd64/include \
+      -I/usr/lib/jvm/java-1.8.0-openjdk-amd64/include/linux \
+      -Isrc/main/cpp \
+  && for T in ${targets:?}; do
+    && mvn -PnoCmake -PnoJavah -PnativeJar -P"${T:?}" package \
+    ;done \
+  && mvn -PnoCmake -PnoJavah -PnoNatives -PwithTestClasspath verify \
+  && true
+
+
-- 
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