aux/workflow/installcheck.sh: Add, call it from Makefile

Implements #task-0b034315-cbd2-6fd6-fd32-9e00a12b7594.

1 files changed, 60 insertions, 0 deletions

diff --git a/aux/workflow/installcheck.sh b/aux/workflow/installcheck.sh
new file mode 100755
index 0000000..e28f5d1
--- /dev/null
+++ b/aux/workflow/installcheck.sh
@@ -0,0 +1,60 @@
+#!/bin/sh
+set -eu
+
+while getopts 'p:x:l:f:u' flag; do
+	case "$flag" in
+		p)
+			PREFIX="$OPTARG"
+			;;
+		x)
+			EXECUTABLES_EXPECTED="$OPTARG"
+			;;
+		l)
+			SYMLINKS_EXPECTED="$OPTARG"
+			;;
+		f)
+			FILES_EXPECTED="$OPTARG"
+			;;
+		u)
+			UNINSTALL=1
+			;;
+		*)
+			exit 2
+			;;
+	esac
+done
+shift $((OPTIND - 1))
+
+
+if [ -n "${UNINSTALL:-}" ]; then
+	if [ "$(find "$PREFIX" -type f | wc -l)" != 0 ]; then
+		printf 'When uninstalling, left over files in the PREFIX directory:\n'
+		find "$PREFIX" -type f
+		exit 1
+	fi
+	exit
+fi
+
+EXECUTABLES_ACTUAL="$(find "$PREFIX" -type f -perm -a=x | wc -l)"
+if [ "${EXECUTABLES_EXPECTED:-0}" != "$EXECUTABLES_ACTUAL" ]; then
+	printf 'Expected %s executables, found %s:\n' \
+		"$EXECUTABLES_EXPECTED" "$EXECUTABLES_ACTUAL" >&2
+	find "$PREFIX" -type f -perm -a=x
+	exit 1
+fi
+
+SYMLINKS_ACTUAL="$(find "$PREFIX" -type l | wc -l)"
+if [ "${SYMLINKS_EXPECTED:-0}" != "$SYMLINKS_ACTUAL" ]; then
+	printf 'Expected %s symlinks, found %s:\n' \
+		"$SYMLINKS_EXPECTED" "$SYMLINKS_ACTUAL" >&2
+	find "$PREFIX" -type l
+	exit 1
+fi
+
+FILES_ACTUAL="$(find "$PREFIX" -type f | wc -l)"
+if [ "${FILES_EXPECTED:-0}" != "$FILES_ACTUAL" ]; then
+	printf 'Expected %s files, found %s:\n' \
+		"$FILES_EXPECTED" "$FILES_ACTUAL" >&2
+	find "$PREFIX" -type f
+	exit 1
+fi