Better checksum messages

diff --git a/build-package.sh b/build-package.sh
index a0dd449f5260d3478d2dde0db44b7b137cb87083..9584b2b8d25eec4367f4bdd7e78f42d0d67b2bbc 100755 (executable)
--- a/build-package.sh
+++ b/build-package.sh
@@ -164,12 +164,16 @@ termux_download() {
        TRYMAX=6
        for try in $(seq 1 $TRYMAX); do
                if curl -L --fail --retry 2 -o "$TMPFILE" "$URL"; then
+                       local ACTUAL_CHECKSUM=`sha256sum $TMPFILE | cut -f 1 -d ' '`
                        if [ $# = 3 ]; then
                                # Optional checksum argument:
-                               echo $3  "$TMPFILE" | sha256sum --check --strict --quiet
+                               local EXPECTED=$3
+                               if [ $EXPECTED != $ACTUAL_CHECKSUM ]; then
+                                       >&2 printf "Wrong checksum for $URL:\nExpected: $EXPECTED\nActual:   $ACTUAL_CHECKSUM\n"
+                                       exit 1
+                               fi
                        else
-                               echo "Note: No checksum of file"
-                               sha256sum $TMPFILE
+                               printf "No validation of checksum for $URL:\nActual: $ACTUAL_CHECKSUM\n"
                        fi
                        mv "$TMPFILE" "$DESTINATION"
                        return