file check

README.md

@@ -1,3 +1,15 @@
 # container-compose
 
-neither docker-compose or podman-compose supports building multi arch images and push them to registrar. this is a bash script to attempt to fix it and add support for it.  
+neither docker-compose or podman-compose supports building multi arch images and push them to registrar. this is a bash script to attempt to fix it and add support for it.  
+
+
+This script checks if current dir has one of these files, in this oder
+```text
+compose.yaml
+compose.yml
+docker-compose.yaml
+docker-compose.yml
+podman-compose.yaml
+container-compose.yaml
+container-compose.yml
+```

container-compose

@@ -0,0 +1,54 @@
+#!/bin/bash
+
+check_file() {
+  local file=""
+  local opt
+  local OPTARG
+  local OPTIND=1
+
+  # Check if -f flag is provided
+  while getopts ":f:" opt; do
+    case $opt in
+      f)
+        file="$OPTARG"
+        ;;
+      \?)
+        echo "Usage: $0 [-f file]"
+        return 1
+        ;;
+      :)
+        echo "Option -$OPTARG requires an argument."
+        return 1
+        ;;
+    esac
+  done
+
+  # Check if file is provided, if not look for default files
+  if [ -z "$file" ]; then
+    if [ -f "compose.yaml" ]; then
+      file="compose.yaml"
+    elif [ -f "compose.yml" ]; then
+      file="compose.yml"
+    elif [ -f "docker-compose.yaml" ]; then
+      file="docker-compose.yaml"
+    elif [ -f "docker-compose.yml" ]; then
+      file="docker-compose.yml"
+    elif [ -f "podman-compose.yaml" ]; then
+      file="podman-compose.yaml"
+    elif [ -f "container-compose.yaml" ]; then
+      file="container-compose.yaml"
+    elif [ -f "container-compose.yml" ]; then
+      file="container-compose.yml"
+    else
+      echo "no compose.yaml, compose.yml, docker-compose.yaml, docker-compose.yml, podman-compose.yaml, container-compose.yaml or container-compose.yml file found, pass files with -f"
+      return 1
+    fi
+  elif [ ! -f "$file" ]; then
+    echo "File $file not found."
+    return 1
+  fi
+
+  # Output the file being used
+  echo "Using $file"
+}
+check_file "$@"