Update deps with script to get the smallest set

1 files changed, 91 insertions, 0 deletions

diff --git a/get-runtime-deps.sh b/get-runtime-deps.sh
new file mode 100755
index 000000000000..4210de59b6da
--- /dev/null
+++ b/get-runtime-deps.sh
@@ -0,0 +1,91 @@
+#!/bin/bash
+
+# Define ldd input and blacklist as constants
+ldd_input="/usr/lib/librenderdoc.so /usr/bin/qrenderdoc /usr/bin/renderdoccmd"
+ldd_blacklist="renderdoc"
+
+# Function for verbose output
+verbose_output() {
+    if $verbose; then
+        if $single_line; then
+            echo -n "$1: "
+            echo "$2" | awk '{ printf "%s ", $0 }'
+        else
+            echo "$1:"
+            echo "$2" | awk '{printf "\t%s\n", $0}'
+        fi
+    fi
+}
+
+# Defaults
+single_line=false
+verbose=false
+
+usage() {
+    echo "Usage: $0 [-s|--single-line] [-v|--verbose] [-h|--help]"
+    echo ""
+    echo "Options:"
+    echo "  -s, --single-line    Print output on a single line"
+    echo "  -v, --verbose        Print intermediate values for debugging"
+    echo "  -h, --help           Show help message"
+    exit $1
+}
+
+# Parse command line arguments
+while (( "$#" )); do
+  case "$1" in
+    -s|--single-line)
+      single_line=true
+      shift 1
+      ;;
+    -v|--verbose)
+      verbose=true
+      shift 1
+      ;;
+    -h|--help)
+      usage 0
+      ;;
+    --)
+      shift
+      break
+      ;;
+    *)
+      echo "Error: Unsupported flag $1" >&2
+      usage 1
+      ;;
+  esac
+done
+
+# Fetch library paths used by the given programs, excluding those in the blacklist
+lib_paths=$(ldd $ldd_input | awk '{ print $3 }' | grep '/' | grep -v $ldd_blacklist | sort -u)
+verbose_output "lib_paths" "$lib_paths"
+
+# Fetch the packages owning these libraries
+packages=$(pacman -Qo $lib_paths | awk '{print $5}' | sort -u)
+#packages=$(pacman -Qo  /usr/bin/ls /usr/lib/python3.11/site-packages/shiboken2/ /usr/bin/python | awk '{print $5}' | sort -u)
+verbose_output "packages" "$packages"
+
+# loop over each package
+redundant_packages=()
+for package in $packages; do
+  dependent_packages=$(pactree -rl $package | tail -n +2)
+  for p in $packages; do
+    if echo "$dependent_packages" | grep -q "^$p\$"; then
+      redundant_packages+=("$package")
+    fi
+  done
+done
+redundant_packages=$(printf "%s\n" "${redundant_packages[@]}" | sort -u)
+verbose_output "redundant_packages" "$redundant_packages"
+ 
+# Compute the set difference
+top_level_packages=$(printf "$packages\n$redundant_packages\n$redundant_packages\n" | sort | uniq -u)
+verbose_output "top_level_packages" "$top_level_packages"
+
+# Print the top-level packages based on selected format
+if $single_line; then
+  echo "${top_level_packages[*]}" | awk '{ printf "%s ", $0 }'
+  echo
+else
+  printf "%s\n" "${top_level_packages[@]}"
+fi