git-sh-i18n.shon commit ref_transaction_commit(): simplify code using temporary variables (cb198d2)
   1# This shell library is Git's interface to gettext.sh. See po/README
   2# for usage instructions.
   3#
   4# Copyright (c) 2010 Ævar Arnfjörð Bjarmason
   5#
   6
   7# Export the TEXTDOMAIN* data that we need for Git
   8TEXTDOMAIN=git
   9export TEXTDOMAIN
  10if test -z "$GIT_TEXTDOMAINDIR"
  11then
  12        TEXTDOMAINDIR="@@LOCALEDIR@@"
  13else
  14        TEXTDOMAINDIR="$GIT_TEXTDOMAINDIR"
  15fi
  16export TEXTDOMAINDIR
  17
  18# First decide what scheme to use...
  19GIT_INTERNAL_GETTEXT_SH_SCHEME=fallthrough
  20if test -n "@@USE_GETTEXT_SCHEME@@"
  21then
  22        GIT_INTERNAL_GETTEXT_SH_SCHEME="@@USE_GETTEXT_SCHEME@@"
  23elif test -n "$GIT_INTERNAL_GETTEXT_TEST_FALLBACKS"
  24then
  25        : no probing necessary
  26elif test -n "$GIT_GETTEXT_POISON"
  27then
  28        GIT_INTERNAL_GETTEXT_SH_SCHEME=poison
  29elif type gettext.sh >/dev/null 2>&1
  30then
  31        # GNU libintl's gettext.sh
  32        GIT_INTERNAL_GETTEXT_SH_SCHEME=gnu
  33elif test "$(gettext -h 2>&1)" = "-h"
  34then
  35        # gettext binary exists but no gettext.sh. likely to be a gettext
  36        # binary on a Solaris or something that is not GNU libintl and
  37        # lack eval_gettext.
  38        GIT_INTERNAL_GETTEXT_SH_SCHEME=gettext_without_eval_gettext
  39fi
  40export GIT_INTERNAL_GETTEXT_SH_SCHEME
  41
  42# ... and then follow that decision.
  43case "$GIT_INTERNAL_GETTEXT_SH_SCHEME" in
  44gnu)
  45        # Use libintl's gettext.sh, or fall back to English if we can't.
  46        . gettext.sh
  47        ;;
  48gettext_without_eval_gettext)
  49        # Solaris has a gettext(1) but no eval_gettext(1)
  50        eval_gettext () {
  51                gettext "$1" | (
  52                        export PATH $(git sh-i18n--envsubst --variables "$1");
  53                        git sh-i18n--envsubst "$1"
  54                )
  55        }
  56        ;;
  57poison)
  58        # Emit garbage so that tests that incorrectly rely on translatable
  59        # strings will fail.
  60        gettext () {
  61                printf "%s" "# GETTEXT POISON #"
  62        }
  63
  64        eval_gettext () {
  65                printf "%s" "# GETTEXT POISON #"
  66        }
  67        ;;
  68*)
  69        gettext () {
  70                printf "%s" "$1"
  71        }
  72
  73        eval_gettext () {
  74                printf "%s" "$1" | (
  75                        export PATH $(git sh-i18n--envsubst --variables "$1");
  76                        git sh-i18n--envsubst "$1"
  77                )
  78        }
  79        ;;
  80esac
  81
  82# Git-specific wrapper functions
  83gettextln () {
  84        gettext "$1"
  85        echo
  86}
  87
  88eval_gettextln () {
  89        eval_gettext "$1"
  90        echo
  91}