installing under Termux fails: permission denied when creating hardlinks

[mbakhterev]

I am building Chez under Termux on the phone. It is doable, but has two issues. Second one is that creation of hard links is prohibited.

The log of actions:

$ ./configure --prefix=$HOME/.local --disable-x11 CC=clang CFLAGS='-flto -O3' LIBS+='-liconv'
...
$ make
...
$ make install
bin/zuo tarm64le install MAKE="make" DESTDIR=""
makefiles/installsh -o "" -g "" -d -m 755 /data/data/com.termux/files/home/.local/lib/csv10.4.0-pre-release.4
makefiles/installsh -o "" -g "" -d -m 755 /data/data/com.termux/files/home/.local/lib/csv10.4.0-pre-release.4/tarm64le
makefiles/installsh -o "" -g "" -d -m 755 /data/data/com.termux/files/home/.local/lib/csv10.4.0-pre-release.4/examples
makefiles/installsh -o "" -g "" -d -m 755 /data/data/com.termux/files/home/.local/bin
makefiles/installsh -o "" -g "" -d -m 755 /data/data/com.termux/files/home/.local/share/man/man1
rm -f /data/data/com.termux/files/home/.local/bin/scheme
rm -f /data/data/com.termux/files/home/.local/bin/petite
rm -f /data/data/com.termux/files/home/.local/bin/scheme-script
makefiles/installsh -o "" -g "" -m 555 tarm64le/bin/tarm64le/scheme /data/data/com.termux/files/home/.local/lib/csv10.4.0-pre-release.4/tarm64le/scheme
ln -f /data/data/com.termux/files/home/.local/lib/csv10.4.0-pre-release.4/tarm64le/scheme /data/data/com.termux/files/home/.local/lib/csv10.4.0-pre-release.4/tarm64le/petite
ln: failed to create hard link '/data/data/com.termux/files/home/.local/lib/csv10.4.0-pre-release.4/tarm64le/petite' => '/data/data/com.termux/files/home/.local/lib/csv10.4.0-pre-release.4/tarm64le/scheme': Permission denied
shell command failed
 in install {3}
 in build-one
 in loop
 in module->hash
make: *** [Makefile:20: install] Error 1

When i change the line:

ChezScheme/makefiles/install.zuo

Line 184 in 4bde3b3

(if haiku?

to (if #t, everything works

$ make install
...
$ export PATH=$PATH:$HOME/.local/bin 
$ scheme
Chez Scheme Version 10.4.0-pre-release.4
Copyright 1984-2025 Cisco Systems, Inc.

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