From 04fa8e006cf662a9cdefa52162e006304ad8877d Mon Sep 17 00:00:00 2001 From: Daiderd Jordan Date: Wed, 8 Feb 2017 21:16:01 +0100 Subject: darwin: add setup-hook to fix CF references --- .../setup-hooks/fix-darwin-frameworks.sh | 31 ++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 pkgs/build-support/setup-hooks/fix-darwin-frameworks.sh (limited to 'pkgs/build-support') diff --git a/pkgs/build-support/setup-hooks/fix-darwin-frameworks.sh b/pkgs/build-support/setup-hooks/fix-darwin-frameworks.sh new file mode 100644 index 000000000000..e3a08b2598d9 --- /dev/null +++ b/pkgs/build-support/setup-hooks/fix-darwin-frameworks.sh @@ -0,0 +1,31 @@ +# On Mac OS X, frameworks are linked to the system CoreFoundation but +# dynamic libraries built with nix use a pure version of CF this +# causes segfaults for binaries that depend on it at runtime. This +# can be solved in two ways. +# 1. Rewrite references to the pure CF using this setup hook, this +# works for the simple case but this can still cause problems if other +# dependencies (eg. python) use the pure CF. +# 2. Create a wrapper for the binary that sets DYLD_FRAMEWORK_PATH to +# /System/Library/Frameworks. This will make everything load the +# system's CoreFoundation framework while still keeping the +# dependencies pure for other packages. + +fixupOutputHooks+=('fixDarwinFrameworksIn $prefix') + +fixDarwinFrameworks() { + local systemPrefix='/System/Library/Frameworks' + + for fn in "$@"; do + if [ -L "$fn" ]; then continue; fi + echo "$fn: fixing dylib" + + for framework in $(otool -L "$fn" | awk '/CoreFoundation\.framework/ {print $1}'); do + install_name_tool -change "$framework" "$systemPrefix/CoreFoundation.framework/Versions/A/CoreFoundation" "$fn" >&2 + done + done +} + +fixDarwinFrameworksIn() { + local dir="$1" + fixDarwinFrameworks $(find "$dir" -name "*.dylib") +} -- cgit 1.4.1