Debug LC_RPATH

szpajder · Oct 19, 2024 · 7a7884e · 7a7884e
1 parent 7e8423b
commit 7a7884e
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Showing 2 changed files with 6 additions and 2 deletions.
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
@@ -55,7 +55,7 @@ jobs:
 
     - name: Test run
       run: |
-        if [[ "$RUNNER_OS" == "macOS" ]]; then echo dumpvdl2 libraries:; otool -L /usr/local/bin/dumpvdl2; echo libacars install_name:; otool -D /usr/local/lib/libacars-2.dylib; fi
+        if [[ "$RUNNER_OS" == "macOS" ]]; then echo dumpvdl2 libraries:; otool -L /usr/local/bin/dumpvdl2; echo libacars install_name:; otool -D /usr/local/lib/libacars-2.dylib; echo dumpvdl2 LC_RPATHs: otool -l /usr/local/bin/dumpvdl2 | grep LC_RPATH -A2; fi
         DYLD_PRINT_SEARCHING=1 DYLD_PRINT_LIBRARIES=1 /usr/local/bin/dumpvdl2 ${VDL2_TEST1}
         res=$(/usr/local/bin/dumpvdl2 ${VDL2_TEST1} | egrep -c "${VDL2_TEST1_EXPECT}")
         if [[ "x$res" = "x" ]]; then false; fi

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
@@ -8,9 +8,13 @@ set(CMAKE_EXPORT_COMPILE_COMMANDS 1)
 # strdup
 add_definitions(-D_XOPEN_SOURCE=600)
 
-# strsep on MacOS
 if(APPLE)
+    # strsep on MacOS
 	add_definitions(-D_DARWIN_C_SOURCE)
+	# libacars gets installed to /usr/local/lib by default,
+	# however dyld doesn't search this dir by default.
+	# We need to set the RPATH in the installed binary to the full path of the library.
+	set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
 endif()
 
 # silence warnings about obsolete _BSD_SOURCE in asn_system.h