1 files changed, 42 insertions, 0 deletions
diff --git a/comp2041/tigger/tigger-add b/comp2041/tigger/tigger-add
new file mode 100755
index 0000000..4ec51bb
--- /dev/null
+++ b/comp2041/tigger/tigger-add
@@ -0,0 +1,42 @@
+#!/bin/dash
+
+# Test if we have a valid repo before doing anything.
+if ! [ -d ".tigger/" ]; then
+  printf "tigger-add: error: tigger repository directory .tigger not found\n"
+  exit 1
+fi
+
+# Get current branch, then current commit (default 0).
+branch=$(cat .tigger/branch.tig)
+mkdir --parents ".tigger/$branch/"
+
+
+# Grabs the latest commit
+commit=$(find .tigger/"$branch"/ -maxdepth 1 -type d | grep -o -E "[\/][^\/]*$" | tr -d "/" | sort -n -r | head -n 1)
+if [ "$commit" = "" ]; then
+  commit="0"
+  mkdir --parents ".tigger/$branch/$commit/"
+fi
+
+
+staged_dir=".tigger/$branch/$commit/staged/"
+mkdir --parents "$staged_dir"
+for filename in "$@"; do
+  
+  if ! [ -f "$filename" ]; then
+
+    # If it doesn't exist in the dir, but does exist in staged, delete staged.
+    if [ -f .tigger/"$branch"/"$commit"/staged/"$filename" ]; then
+    rm --force .tigger/"$branch"/"$commit"/staged/"$filename"
+      continue
+    fi
+
+    printf "tigger-add: error: can not open '%s'\n" "$filename"
+    exit 1
+  fi
+
+
+  cp "$filename" "$staged_dir"
+done
+
+exit 0