1 # vim: set ft=sh :

     2 #

     3 # Utility functions

     4 

     5 

     6 ### Command execution

     7 ## Execute command, possibly logging its execution.

     8 #

     9 #   cmd     $cmd...

    10 #

    11 # Fails if the command returns an error exit code.

    12 function cmd {

    13     log_cmd "$@"

    14 

    15     "$@" || die "Failed"

    16 }

    17 

    18 function indent () {

    19     local indent=$1; shift

    20 

    21     log_cmd "$@"

    22 

    23     "$@" | sed "s/^/$indent/"

    24 

    25     return ${PIPESTATUS[0]}

    26 }

    27 

    28 

    29 ### FS utils

    30 # Create dir in $ROOT if not exists.

    31 function ensure_dir {

    32     local dir=$1

    33 

    34     if [ ! -d $ROOT/$dir ]; then

    35         log_warn "Creating output dir: $dir"

    36         cmd mkdir $ROOT/$dir

    37     fi

    38 }

    39 

    40 ## Output absolute path from $ROOT:

    41 #

    42 #   abspath $path

    43 #

    44 function abspath () {

    45     local path=$1

    46 

    47     echo "$ROOT/$path"

    48 }

    49 

    50 ### HG wrappers

    51 # Run `hg ...` within $REPO.

    52 function hg {

    53     local repo=$REPO

    54 

    55     cmd $HG -R $ROOT/$repo "$@"

    56 }

    57 

    58 # Does the repo have local modifications?

    59 function hg_modified {

    60     hg id | grep -q '+'

    61 }

    62 

    63 # Output possible -u flag for commit.

    64 function hg_user {

    65     if [ ${SUDO_USER:-} ]; then

    66         echo '-u' "$SUDO_USER"

    67 

    68     elif [ $HOME ] && [ -e $HOME/.hgrc ]; then

    69         debug "using .hgrc user"

    70         echo ''

    71 

    72     else

    73         echo '-u' "$USER"

    74     fi

    75 }

    76 

    77 # Show changes in repo

    78 function hg_diff {

    79     hg diff -X "$REPO/$REPO_HIDE"

    80 }

    81 

    82 ## Commit changes in repo, with given message:

    83 #

    84 #   hg_commit   $msg

    85 #

    86 function hg_commit {

    87     local msg=$1

    88     local user_opt=$(hg_user)

    89     

    90     debug "$user_opt: $msg"

    91     hg commit $user_opt -m "$msg"

    92 }

    93 

    94