tests/gitrepo-edit

   1 #!/bin/sh
   2 set -e
   3 fail () { echo >&2 "$0: $*"; exit 1; }
   4
   5 case "$#.$1" in
   6 2.edit|2.done)  mode="$1"; arg="$2" ;;
   7 2.-*)           fail "no options understood"                    ;;
   8 *)              fail "usage: gitrepo-edit edit|done DIRECTORY"  ;;
   9 esac
  10
  11 case "$arg" in
  12 *.git.tar)      base=${arg%.tar}                        ;;
  13 *.git.edit)     base=${arg%.edit}                       ;;
  14 *.git)          base=${arg}                             ;;
  15 *)              fail "arg must end in .git[.tar|.edit]" ;;
  16 esac
  17
  18 tryat_pre () {
  19         local b="$1"
  20         rm -rf "$b.tmp"
  21         if test -f "$b.tar" && test -f "$b.edit"; then
  22                 echo "$b.edit exists, deleting possibly-obsolete $b.tar"
  23                 rm "$b.tar"
  24         fi
  25 }
  26
  27 tryat_edit () {
  28         local b="$1"
  29         if test -d "$b.edit"; then
  30                 echo "$b.edit already exists"
  31                 exit 0
  32         fi
  33         if test -f "$b.tar"; then
  34                 mkdir "$b.tmp"
  35                 (set -e; cd "$b.tmp"; tar xf "$b.tar")
  36                 mv "$b.tmp" "$b.edit"
  37                 rm "$b.tar"
  38                 echo "$b.edit ready"
  39                 exit 0
  40         fi
  41 }
  42
  43 tryat_done () {
  44         local b="$1"
  45         if test -d "$b.edit"; then
  46                 (set -e; cd "$b.edit"; tar cf "$b.tmp" *)
  47                 mv "$b.tmp" "$b.tar"
  48                 mv "$b.edit" "$b.tmp"
  49                 rm -rf "$b.tmp"
  50                 echo "$b.tar regenerated"
  51                 exit 0
  52         fi
  53         if test -f "$b.tar"; then
  54                 echo "$b.tar already exists and $b.edit doesn't"
  55                 exit 0
  56         fi
  57 }
  58
  59 tryat () {
  60         local b="$1"
  61         if ! test -f "$b.tar" && ! test -d "$b.edit"; then
  62                 return
  63         fi
  64         tryat_pre "$b"
  65         tryat_$mode "$b"
  66         fail "unexpected situation in $b.*"
  67 }
  68
  69 case "$arg" in
  70 /*)             tryat "$base"
  71                 ;;
  72 *)
  73                 pwd=`pwd`
  74                 tryat "$pwd/$base"
  75                 tryat "$pwd/git-srcs/$base"
  76                 tryat "$pwd/tests/git-srcs/$base"
  77                 fail "could not find $base..."
  78                 ;;
  79 esac