pyenv-binary: support checking FreeBSD system libraries

* Handle both spaced and unspaced FreeBSD `ldconfig -r` output

plugins/pyenv-binary/libexec/pyenv-binary-generate-installer

@@ -155,10 +155,23 @@ case "$EXPECT_LIBC" in
   ;;
 esac
 
-# Required system libraries must already be present on the target. ldconfig -p
+# Required system libraries must already be present on the target. Linux lists
-# lists each library as "<soname> (...) => <path>"; match the soname column
+# the soname first; FreeBSD lists it in the resolved path, so normalize that
-# exactly so a longer name like libc.so.6.1 does not satisfy libc.so.6.
+# path before matching exact names.
-if command -v ldconfig &>/dev/null && cache="$(ldconfig -p)"; then
+cache=""
+if command -v ldconfig &>/dev/null; then
+  case "$os" in
+  FreeBSD )
+    cache="$(ldconfig -r 2>/dev/null)" &&
+      cache="$(printf '%s\n' "$cache" | awk -F ' *=> *' '{ sub(/^.*\//, "", $2); print $2 }')" \
+      || cache=""
+    ;;
+  * )
+    cache="$(ldconfig -p 2>/dev/null)" || cache=""
+    ;;
+  esac
+fi
+if [ -n "$cache" ]; then
   missing=""
   for dep in $DEPS; do
     printf '%s\n' "$cache" | awk -v d="$dep" '$1 == d { found = 1 } END { exit !found }' \
@@ -169,7 +182,7 @@ if command -v ldconfig &>/dev/null && cache="$(ldconfig -p)"; then
     exit 1
   fi
 elif [ -n "$DEPS" ]; then
-  echo "pyenv-binary: cannot check required system libraries (ldconfig with -p not found)" >&2
+  echo "pyenv-binary: cannot check required system libraries (ldconfig cache unavailable)" >&2
 fi
 
 build_package_relocate() {

plugins/pyenv-binary/test/generate-installer.bats

@@ -93,6 +93,19 @@ create_meta() {
   assert_failure "pyenv-binary: archive needs glibc 99.0 or newer, but this system has 2.31"
 }
 
+@test "checks required libraries in the FreeBSD ldconfig cache" {
+  local out="${BATS_TEST_TMPDIR}/definition"
+  local meta="$(create_meta FreeBSD amd64 '')"
+  printf 'dep=libc.so.7\ndep=libmissing.so.1\n' >> "$meta"
+  pyenv-binary-generate-installer "$meta" \
+    --archive-url http://example.com/a.tar.gz -o "$out"
+  create_stub uname 'case "$1" in -s) echo FreeBSD;; -m) echo amd64;; esac'
+  create_stub ldconfig '[ "$1" = "-r" ] && echo "0:-lc.7=>/lib/libc.so.7"'
+
+  run bash "$out"
+  assert_failure "pyenv-binary: missing required system libraries: libmissing.so.1"
+}
+
 @test "fails when the archive is not beside the metadata" {
   local meta="$(create_meta)"
   rm "${BATS_TEST_TMPDIR}/3.12.7.tar.gz"