91 lines
2.5 KiB
Bash
Executable File
91 lines
2.5 KiB
Bash
Executable File
#!/bin/bash
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# Tool for showing submodule history vs. associated and currently checked-out commits
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module="data"
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tail_count=5
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branch_name="$(git symbolic-ref HEAD 2>/dev/null)"
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if [ -z "$branch_name" ]; then
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display_branch_name="(detached head)"
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else
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display_branch_name="$branch_name"
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fi
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module_branch_name="$(cd $module && git symbolic-ref HEAD 2>/dev/null)"
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module_working_commit="$(cd $module && git rev-parse HEAD)"
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module_assoc_commit="$(git ls-tree $branch_name $module | awk '{print $3}' -)"
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if [ -z "$module_branch_name" ]; then
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module_assoc_branches=($(cd $module && git branch --contains $module_assoc_commit | awk 'NR > 1 { print $1 }'))
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if [ ${#module_assoc_branches[@]} -ne 1 ]; then
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echo "$module module is in detached head, but referenced commit is in multiple branches"
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echo "Sorry, can't help you"
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exit 1
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else
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module_branch_name="${module_assoc_branches[0]}"
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display_module_branch_name="(detached head, detected: $module_branch_name)"
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fi
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else
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display_module_branch_name="$module_branch_name"
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fi
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echo -e "Repository branch: \033[32m$display_branch_name\033[0m"
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echo -e "$module module branch: \033[32m$display_module_branch_name\033[0m"
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if [ -z "$(cd $module && git rev-list HEAD | grep $module_assoc_commit)" ]; then
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echo -e "$module module associated commit: \033[33m$module_assoc_commit\033[0m is not in module history!"
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echo "You probably have checked out different branch!"
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exit 1
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fi
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echo ""
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i=0
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c=0
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h=1
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(cd $module && git log --format='%H%x01%h%x01%s%x00' $module_branch_name) | while read -d $'\0' info; do
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commit=$(echo "$info" | cut -d$'\1' -f1)
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short_commit=$(echo "$info" | cut -d$'\1' -f2)
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message=$(echo "$info" | cut -d$'\1' -f3)
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if [ $h -eq 1 ]; then
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echo -n -e "\033[34m H \033[0m"
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else
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echo -n " "
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fi
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h=0
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if [ "$commit" == "$module_working_commit" ]; then
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echo -n -e "\033[31m * \033[0m"
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c=$(($c+1))
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else
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echo -n " "
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fi
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if [ "$commit" == "$module_assoc_commit" ]; then
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echo -n -e "\033[32m x \033[0m"
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c=$(($c+1))
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else
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echo -n " "
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fi
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echo -e "\033[33m$short_commit\033[0m $message"
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if [ $c -eq 2 ]; then
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i=$(($i+1))
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if [ $i -gt $tail_count ]; then
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echo " ..."
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break
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fi
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fi
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done
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echo ""
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echo -e "\033[34m H \033[0m -- $module_branch_name HEAD"
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echo -e "\033[31m * \033[0m -- checked-out commit"
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echo -e "\033[32m x \033[0m -- associated commit"
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