ci: Move over FreeBSD build image into a standalone folder.

.circleci/config.yml

@@ -145,7 +145,7 @@ workflows:
           docker-username: DOCKER_USER
           docker-password: DOCKER_PASS
           tag: freebsd-latest
-          dockerfile: Dockerfile.freebsd
+          path: freebsd-builder
           cache_from: "dorianpula/rookeries-build:freebsd-latest"
           extra_build_args: "--target BUILD"
 
@@ -179,7 +179,7 @@ workflows:
           docker-username: DOCKER_USER
           docker-password: DOCKER_PASS
           tag: freebsd-latest
-          dockerfile: Dockerfile.freebsd
+          path: freebsd-builder
           cache_from: "dorianpula/rookeries-build:freebsd-latest"
           extra_build_args: "--target BUILD"
 

freebsd-builder/Dockerfile

@@ -38,8 +38,8 @@ RUN sed -i'' \
         /freebsd/x86_64-pc-freebsd12/lib/libc++.so
 
 # Fix symlinks broken by moving libraries
-COPY fix-links /src
+COPY fix-links.sh /src
-RUN /src/fix-links /freebsd/x86_64-pc-freebsd12/lib
+RUN /src/fix-links.sh /freebsd/x86_64-pc-freebsd12/lib
 
 RUN tar -C /src -Jxf binutils-2.32.tar.xz && \
     tar -C /src -Jxf gcc-6.4.0.tar.xz && \

freebsd-builder/fix-links.sh

@@ -0,0 +1,16 @@
+#!/bin/sh
+
+# From https://github.com/wezm/freebsd-cross-build/blob/master/fix-links
+set -e
+
+cd "$1"
+BROKEN_LINKS=$(find . -xtype l)
+
+for link in $BROKEN_LINKS; do
+  src=$(readlink "$link")
+  if echo "$src" | grep -q '^\.\./\.\./lib/'; then
+    # Relink without relative part
+    new_src=$(echo "$src" | sed 's!^\.\./\.\./lib/!!')
+    ln -vsf "$new_src" "$link" 
+  fi
+done