terom@60: #!/bin/bash
terom@52: # vim: set ft=sh :
terom@52: #
terom@52: # Utility functions
terom@52: 
terom@52: 
terom@52: ### Command execution
terom@52: ## Execute command, possibly logging its execution.
terom@52: #
terom@52: #   cmd     $cmd...
terom@52: #
terom@52: # Fails if the command returns an error exit code.
terom@52: function cmd {
terom@52:     log_cmd "$@"
terom@52: 
terom@52:     "$@" || die "Failed"
terom@52: }
terom@52: 
terom@66: ### Command execution
terom@66: ## Execute command as a test, logging its execution at log_cmd
terom@66: #
terom@66: #   cmd_test $cmd... && ... || ...
terom@66: #
terom@66: # Fails if the command returns an error exit code.
terom@66: function cmd_test {
terom@66:     log_cmd "$@"
terom@66: 
terom@66:     "$@"
terom@66: }
terom@55: ## Execute command, prefixing its output on stdout with given indent prefix.
terom@55: #
terom@55: #   indent  "    " $cmd...
terom@55: #
terom@55: # Output is kept on stdout, exit status is that of the given command.
terom@55: # Also logs the executed command at log_cmd level..
terom@52: function indent () {
terom@52:     local indent=$1; shift
terom@52: 
terom@52:     log_cmd "$@"
terom@52: 
terom@52:     "$@" | sed "s/^/$indent/"
terom@52: 
terom@52:     return ${PIPESTATUS[0]}
terom@52: }
terom@52: 
terom@52: 
terom@52: ### FS utils
terom@52: # Create dir in $ROOT if not exists.
terom@52: function ensure_dir {
terom@52:     local dir=$1
terom@52: 
terom@52:     if [ ! -d $ROOT/$dir ]; then
terom@52:         log_warn "Creating output dir: $dir"
terom@52:         cmd mkdir $ROOT/$dir
terom@52:     fi
terom@52: }
terom@52: 
terom@52: ## Output absolute path from $ROOT:
terom@52: #
terom@52: #   abspath $path
terom@52: #
terom@52: function abspath () {
terom@52:     local path=$1
terom@52: 
terom@52:     echo "$ROOT/$path"
terom@52: }
terom@52: 
terom@52: ### HG wrappers
terom@52: # Run `hg ...` within $REPO.
terom@52: function hg {
terom@52:     local repo=$REPO
terom@52: 
terom@58:     cmd $HG -R $ROOT/$repo "${HG_ARGS[@]}" "$@"
terom@52: }
terom@52: 
terom@52: # Does the repo have local modifications?
terom@52: function hg_modified {
terom@52:     hg id | grep -q '+'
terom@52: }
terom@52: 
terom@52: # Output possible -u flag for commit.
terom@52: function hg_user {
terom@52:     if [ ${SUDO_USER:-} ]; then
terom@52:         echo '-u' "$SUDO_USER"
terom@52: 
terom@52:     elif [ $HOME ] && [ -e $HOME/.hgrc ]; then
terom@52:         debug "using .hgrc user"
terom@52:         echo ''
terom@52: 
terom@52:     else
terom@52:         echo '-u' "$USER"
terom@52:     fi
terom@52: }
terom@52: 
terom@52: # Show changes in repo
terom@52: function hg_diff {
terom@57:     # just stat hidden files, but show the rest
terom@57:     hg diff --stat -I "$REPO/$REPO_HIDE"
terom@52:     hg diff -X "$REPO/$REPO_HIDE"
terom@52: }
terom@52: 
terom@52: ## Commit changes in repo, with given message:
terom@52: #
terom@52: #   hg_commit   $msg
terom@52: #
terom@52: function hg_commit {
terom@52:     local msg=$1
terom@52:     local user_opt=$(hg_user)
terom@52:     
terom@52:     debug "$user_opt: $msg"
terom@52:     hg commit $user_opt -m "$msg"
terom@52: }
terom@52: 
terom@52: