git-sh-i18n.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2010 Ævar Arnfjörð Bjarmason
   4 #
   5 # This is Git's interface to gettext.sh. Use it right after
   6 # git-sh-setup as:
   7 #
   8 #   . git-sh-setup
   9 #   . git-sh-i18n
  10 #
  11 #   # For constant interface messages:
  12 #   gettext "A message for the user"; echo
  13 #
  14 #   # To interpolate variables:
  15 #   details="oh noes"
  16 #   eval_gettext "An error occured: \$details"; echo
  17 #
  18 # See "info '(gettext)sh'" for the full manual.
  19
  20 # Export the TEXTDOMAIN* data that we need for Git
  21 TEXTDOMAIN=git
  22 export TEXTDOMAIN
  23 if [ -z "$GIT_TEXTDOMAINDIR" ]
  24 then
  25         TEXTDOMAINDIR="@@LOCALEDIR@@"
  26 else
  27         TEXTDOMAINDIR="$GIT_TEXTDOMAINDIR"
  28 fi
  29 export TEXTDOMAINDIR
  30
  31 if test -z "$GIT_INTERNAL_GETTEXT_TEST_FALLBACKS" && type gettext.sh >/dev/null 2>&1
  32 then
  33         # This is GNU libintl's gettext.sh, we don't need to do anything
  34         # else than setting up the environment and loading gettext.sh
  35         GIT_INTERNAL_GETTEXT_SH_SCHEME=gnu
  36         export GIT_INTERNAL_GETTEXT_SH_SCHEME
  37
  38         # Try to use libintl's gettext.sh, or fall back to English if we
  39         # can't.
  40         . gettext.sh
  41 elif test -z "$GIT_INTERNAL_GETTEXT_TEST_FALLBACKS" && test "$(gettext -h 2>&1)" = "-h"
  42 then
  43         # We don't have gettext.sh, but there's a gettext binary in our
  44         # path. This is probably Solaris or something like it which has a
  45         # gettext implementation that isn't GNU libintl.
  46         GIT_INTERNAL_GETTEXT_SH_SCHEME=solaris
  47         export GIT_INTERNAL_GETTEXT_SH_SCHEME
  48
  49         # Solaris has a gettext(1) but no eval_gettext(1)
  50         eval_gettext () {
  51                 gettext_out=$(gettext "$1")
  52                 gettext_eval="printf '%s' \"$gettext_out\""
  53                 printf "%s" "`eval \"$gettext_eval\"`"
  54         }
  55 else
  56         # Since gettext.sh isn't available we'll have to define our own
  57         # dummy pass-through functions.
  58
  59         # Tell our tests that we don't have the real gettext.sh
  60         GIT_INTERNAL_GETTEXT_SH_SCHEME=fallthrough
  61         export GIT_INTERNAL_GETTEXT_SH_SCHEME
  62
  63         gettext () {
  64                 printf "%s" "$1"
  65         }
  66
  67         eval_gettext () {
  68                 gettext_eval="printf '%s' \"$1\""
  69                 printf "%s" "`eval \"$gettext_eval\"`"
  70         }
  71 fi