Apply runtime shebanging to POSIX shell

1 files changed, 33 insertions, 0 deletions

diff --git a/bin/sqs.sh b/bin/sqs.sh
new file mode 100644
index 00000000..e00797e3
--- /dev/null
+++ b/bin/sqs.sh
@@ -0,0 +1,33 @@
+# Chop a trailing query string off filenames
+self=sqs
+
+# Check args
+if [ "$#" -eq 0 ] ; then
+    printf >&2 '%s: Need a filename\n' "$self"
+    exit 2
+fi
+
+# Iterate through the given files
+for sn ; do
+
+    # Strip trailing slash if any and then query string
+    sn=${sn%/}
+    dn=${sn%%\?*}
+    
+    # Ignore this file if its name wouldn't change
+    [ "$sn" != "$dn" ] || continue
+
+    # Ignore this file if its name already exists (don't overwrite)
+    if [ -e "$dn" ] ; then
+        printf >&2 '%s: File named %s already exists\n' \
+            "$self" "$dn"
+        ex=1
+        continue
+    fi
+
+    # Attempt a rename, flag an error if there was one
+    mv -- "$sn" "$dn" || ex=1
+done
+
+# Exit with 1 if there was any failed mv(1) run
+exit "${ex:-0}"