Compile dependencies in container always with PIC

.github/workflows/rust.yml

@@ -65,12 +65,6 @@ jobs:
           cc -Q -v test.c
 
       - name: Build CLI
-        env:
-          # this flag shouldn't make a difference according to
-          # https://doc.rust-lang.org/rustc/codegen-options/index.html#special-relocation-models,
-          # but run in a container on my laptop it makes the following errors go away:
-          # "relocation R_X86_64_32 against `...' can not be used when making a PIE object; recompile with -fPIE"
-          RUSTFLAGS: '-Crelocation-model=dynamic-no-pic'
         run: |
           cargo install --features=static --path pineappl_cli --locked -vvv
           # result is in /usr/local/cargo/bin/pineappl

maintainer/pineappl-ci/script.sh

@@ -33,7 +33,8 @@ rm -r /usr/local/cargo/registry
 ( curl "https://lhapdf.hepforge.org/downloads/?f=LHAPDF-${LHAPDF_V}.tar.gz" || \
     curl "https://web.archive.org/web/20211018095814/https://lhapdf.hepforge.org/downloads/?f=LHAPDF-6.4.0.tar.gz" ) | tar xzf -
 cd LHAPDF-${LHAPDF_V}
-./configure --disable-python
+# compile static libraries with PIC to make statically linking PineAPPL's CLI work
+./configure --disable-python --with-pic=yes
 make -j V=1
 make install
 ldconfig
@@ -48,7 +49,8 @@ done
 # install APPLgrid
 curl "https://applgrid.hepforge.org/downloads?f=applgrid-${APPLGRID_V}.tgz" | tar xzf -
 cd applgrid-${APPLGRID_V}
-./configure --without-root
+# compile static libraries with PIC to make statically linking PineAPPL's CLI work
+./configure --without-root --with-pic=yes
 make -j
 make install
 ldconfig
@@ -60,7 +62,8 @@ cd ..
 # install fastNLO
 curl "https://fastnlo.hepforge.org/code/v25/fastnlo_toolkit-${FASTNLO_V}.tar.gz" | tar xzf -
 cd fastnlo_toolkit-${FASTNLO_V}
-./configure --prefix=/usr/local/
+# compile static libraries with PIC to make statically linking PineAPPL's CLI work
+./configure --prefix=/usr/local/ --with-pic=yes
 make -j V=1
 make install
 ldconfig