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. See po/README for usage
   6 # instructions.
   7
   8 # Export the TEXTDOMAIN* data that we need for Git
   9 TEXTDOMAIN=git
  10 export TEXTDOMAIN
  11 if test -z "$GIT_TEXTDOMAINDIR"
  12 then
  13         TEXTDOMAINDIR="@@LOCALEDIR@@"
  14 else
  15         TEXTDOMAINDIR="$GIT_TEXTDOMAINDIR"
  16 fi
  17 export TEXTDOMAINDIR
  18
  19 if test -z "$GIT_GETTEXT_POISON"
  20 then
  21         if test -z "$GIT_INTERNAL_GETTEXT_TEST_FALLBACKS" && type gettext.sh >/dev/null 2>&1
  22         then
  23                 # This is GNU libintl's gettext.sh, we don't need to do anything
  24                 # else than setting up the environment and loading gettext.sh
  25                 GIT_INTERNAL_GETTEXT_SH_SCHEME=gnu
  26                 export GIT_INTERNAL_GETTEXT_SH_SCHEME
  27
  28                 # Try to use libintl's gettext.sh, or fall back to English if we
  29                 # can't.
  30                 . gettext.sh
  31
  32         elif test -z "$GIT_INTERNAL_GETTEXT_TEST_FALLBACKS" && test "$(gettext -h 2>&1)" = "-h"
  33         then
  34                 # We don't have gettext.sh, but there's a gettext binary in our
  35                 # path. This is probably Solaris or something like it which has a
  36                 # gettext implementation that isn't GNU libintl.
  37                 GIT_INTERNAL_GETTEXT_SH_SCHEME=solaris
  38                 export GIT_INTERNAL_GETTEXT_SH_SCHEME
  39
  40                 # Solaris has a gettext(1) but no eval_gettext(1)
  41                 eval_gettext () {
  42                         gettext "$1" | (
  43                                 export PATH $(git sh-i18n--envsubst --variables "$1");
  44                                 git sh-i18n--envsubst "$1"
  45                         )
  46                 }
  47
  48         else
  49                 # Since gettext.sh isn't available we'll have to define our own
  50                 # dummy pass-through functions.
  51
  52                 # Tell our tests that we don't have the real gettext.sh
  53                 GIT_INTERNAL_GETTEXT_SH_SCHEME=fallthrough
  54                 export GIT_INTERNAL_GETTEXT_SH_SCHEME
  55
  56                 gettext () {
  57                         printf "%s" "$1"
  58                 }
  59
  60                 eval_gettext () {
  61                         printf "%s" "$1" | (
  62                                 export PATH $(git sh-i18n--envsubst --variables "$1");
  63                                 git sh-i18n--envsubst "$1"
  64                         )
  65                 }
  66         fi
  67 else
  68         # Emit garbage under GETTEXT_POISON=YesPlease. Unlike the C tests
  69         # this relies on an environment variable
  70
  71         GIT_INTERNAL_GETTEXT_SH_SCHEME=poison
  72         export GIT_INTERNAL_GETTEXT_SH_SCHEME
  73
  74         gettext () {
  75                 printf "%s" "# GETTEXT POISON #"
  76         }
  77
  78         eval_gettext () {
  79                 printf "%s" "# GETTEXT POISON #"
  80         }
  81 fi
  82
  83 # Git-specific wrapper functions
  84 gettextln () {
  85         gettext "$1"
  86         echo
  87 }
  88
  89 eval_gettextln () {
  90         eval_gettext "$1"
  91         echo
  92 }