Add submodule version check script

3rdparty/version_check.sh

@@ -0,0 +1,115 @@
+#!/bin/sh -ex
+
+verbose=0
+git_verbose=0
+
+if [ "$1" = "-v" ]; then
+    verbose=1
+elif [ "$1" = "-vv" ]; then
+    verbose=1
+    git_verbose=1
+fi
+
+max_dir_length=0
+result_dirs=()
+result_msgs=()
+
+git_call()
+{
+    if [ "$git_verbose" -eq 1 ]; then
+        eval "git $@"
+    elif [[ "$1" == "fetch" ]]; then
+        eval "git $@ >/dev/null 2>&1"
+    else
+        eval "git $@ 2>/dev/null"
+    fi
+}
+
+check_tags()
+{
+    path=$(echo "$1" | sed 's:/*$::')
+
+    echo "Checking $path"
+
+    git_call fetch --prune --all
+
+    # Get the latest tag (by commit date, not tag name)
+    tag_list=$(git_call rev-list --tags --max-count=1)
+    latest_tag=$(git_call describe --tags "$tag_list")
+
+    if [ -n "$latest_tag" ]; then
+
+        # Get the current tag
+        current_tag=$(git_call describe --tags --abbrev=0)
+
+        if [ -n "$current_tag" ]; then
+
+            if [ "$verbose" -eq 1 ]; then
+                echo "$path -> latest: $latest_tag, current: $current_tag"
+            fi
+
+            ts1=$(git_call log -1 --format=%ct $latest_tag)
+            ts2=$(git_call log -1 --format=%ct $current_tag)
+
+            if (( ts1 > ts2 )); then
+                if [ "$verbose" -eq 1 ]; then
+                    echo -e "\t $path: latest is newer"
+                elif [ "$verbose" -eq 0 ]; then
+                    echo "$path -> latest: $latest_tag, current: $current_tag"
+                fi
+
+                path_length=${#path}
+                if (( $path_length > $max_dir_length )); then
+                    max_dir_length=$path_length
+                fi
+                result_dirs+=("$path")
+                result_msgs+=("latest: $latest_tag, current: $current_tag")
+            fi
+
+        elif [ "$verbose" -eq 1 ]; then
+            echo "$path -> latest: $latest_tag"
+        fi
+    elif [ "$verbose" -eq 1 ]; then
+
+        if [ -n "$current_tag" ]; then
+            echo "$path -> current: $current_tag"
+        else
+            echo "$path -> no tags found"
+        fi
+    fi
+}
+
+for submoduledir in */ ;
+do
+    cd "$submoduledir" || continue
+
+    if [ -e ".git" ]; then
+        check_tags "$submoduledir"
+    else
+        # find */ -mindepth 1 -maxdepth 1 -type d | while read -r sub;
+        for sub in */ ;
+        do
+            if [ -e "$sub/.git" ]; then
+                cd "$sub" || continue
+                check_tags "$submoduledir$sub"
+                cd .. || exit
+            fi
+        done
+    fi
+
+    cd .. || exit
+done
+
+echo -e "\n\nResult:\n"
+i=0
+for result_dir in "${result_dirs[@]}"; do
+    msg=""
+    diff=$(($max_dir_length - ${#result_dir}))
+    if (( $diff > 0 )); then
+        msg+=$(printf "%${diff}s" "")
+    fi
+    msg+="$result_dir"
+    echo "$msg -> ${result_msgs[$i]}"
+    ((i++))
+done
+echo ""