c2hs not found

[hamishmack]

I'm not sure if this is actually a haskell.nix issue, but it does not happen with cabal new-build. It is likely to be related to the way gtk2hs-buildtools works.

 ~/t$ git clone https://github.com/gtk2hs/svgcairo.git
Cloning into 'svgcairo'...
remote: Enumerating objects: 6, done.
remote: Counting objects: 100% (6/6), done.
remote: Compressing objects: 100% (5/5), done.
remote: Total 21923 (delta 0), reused 3 (delta 0), pack-reused 21917
Receiving objects: 100% (21923/21923), 54.50 MiB | 3.21 MiB/s, done.
Resolving deltas: 100% (14093/14093), done.
~/t$ cd svgcairo
~/t/svgcairo$ nix-build -A svgcairo.components.library
trace: Using latest index state!
trace: Using index-state: 2019-08-25T00:00:00Z
trace: Using latest index state!
trace: Using index-state: 2019-08-25T00:00:00Z
trace: Using latest index state!
trace: Using index-state: 2019-08-25T00:00:00Z
trace: Using latest index state!
trace: Using index-state: 2019-08-25T00:00:00Z
these derivations will be built:
  /nix/store/kjx4pdrgv1xd4yxfsvnwmh9hqkhi9i41-svgcairo-0.13.2.0-lib-svgcairo.drv
building '/nix/store/kjx4pdrgv1xd4yxfsvnwmh9hqkhi9i41-svgcairo-0.13.2.0-lib-svgcairo.drv'...
unpacking sources
unpacking source archive /nix/store/xd7pw21p861ibfp4y5lpylhpskjgarwn-svgcairo
source root is svgcairo
patching sources
configuring
Configure flags:
--prefix=/nix/store/saaiwgmpc8b178i4iq2i9wxvnb83hllr-svgcairo-0.13.2.0-lib-svgcairo lib:svgcairo --package-db=clear --package-db=/nix/store/1c097100ls5vdh7a4k9cpdx6a5dmxx62-svgcairo-0.13.2.0-lib-svgcairo-config/package.conf.d --exact-configuration --dependency=mtl=mtl-2.2.2-DPcvGa47JlhLWatXOCoVpV --dependency=text=text-1.2.3.1-GCSbsQArgWY8ErCWIXJbi2 --dependency=glib=glib-0.13.7.0-JIYxQCkkw1zFomaFNUoYCf --dependency=cairo=cairo-0.13.6.0-GBSjOYpiR1xC16N5JcF3g7 --dependency=rts=rts --dependency=ghc-heap=ghc-heap-8.6.5 --dependency=ghc-prim=ghc-prim-0.5.3 --dependency=integer-gmp=integer-gmp-1.0.2.0 --dependency=base=base-4.12.0.0 --dependency=deepseq=deepseq-1.4.4.0 --dependency=array=array-0.5.3.0 --dependency=ghc-boot-th=ghc-boot-th-8.6.5 --dependency=pretty=pretty-1.1.3.6 --dependency=template-haskell=template-haskell-2.14.0.0 --with-ghc=ghc --with-ghc-pkg=ghc-pkg --with-hsc2hs=hsc2hs --with-gcc=cc --with-ld=ld --with-ar=ar --with-strip=strip --disable-executable-stripping --disable-library-stripping --disable-library-profiling --disable-executable-profiling --docdir=/nix/store/n2iii127b8z8gpmr5b9zsmcbi4k9i4wy-svgcairo-0.13.2.0-lib-svgcairo-doc/share/doc/svgcairo
Configuring library for svgcairo-0.13.2.0..
Warning: The flag --disable-executable-profiling is deprecated. Please use
--disable-profiling instead.
building
Preprocessing library for svgcairo-0.13.2.0..
Setup: The program 'c2hs' version >=0.15 is required but it could not be
found.

builder for '/nix/store/kjx4pdrgv1xd4yxfsvnwmh9hqkhi9i41-svgcairo-0.13.2.0-lib-svgcairo.drv' failed with exit code 1
error: build of '/nix/store/kjx4pdrgv1xd4yxfsvnwmh9hqkhi9i41-svgcairo-0.13.2.0-lib-svgcairo.drv' failed

[angerman]

This seems to be the same as #214? Does adding c2hs as an extra dependency help?

[stale[bot]]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.