contrib/completion: "local var=()" is misinterpreted as func-decl by zsh

[git.git] / git-sh-i18n.sh

diff --git a/git-sh-i18n.sh b/git-sh-i18n.sh
index e672366f0c3db3b547233af146cd1bba275c0042..d5fae993b0c093bdd07079101df303c2c74deae3 100644 (file)
--- a/git-sh-i18n.sh
+++ b/git-sh-i18n.sh
@@ -2,47 +2,91 @@
 #
 # Copyright (c) 2010 Ævar Arnfjörð Bjarmason
 #
-# This is a skeleton no-op implementation of gettext for Git. It'll be
-# replaced by something that uses gettext.sh in a future patch series.
+# This is Git's interface to gettext.sh. See po/README for usage
+# instructions.
 
-if test -z "$GIT_GETTEXT_POISON"
+# Export the TEXTDOMAIN* data that we need for Git
+TEXTDOMAIN=git
+export TEXTDOMAIN
+if test -z "$GIT_TEXTDOMAINDIR"
 then
-       gettext () {
-               printf "%s" "$1"
-       }
+       TEXTDOMAINDIR="@@LOCALEDIR@@"
+else
+       TEXTDOMAINDIR="$GIT_TEXTDOMAINDIR"
+fi
+export TEXTDOMAINDIR
 
-       gettextln() {
-               printf "%s\n" "$1"
-       }
+# First decide what scheme to use...
+GIT_INTERNAL_GETTEXT_SH_SCHEME=fallthrough
+if test -n "@@USE_GETTEXT_SCHEME@@"
+then
+       GIT_INTERNAL_GETTEXT_SH_SCHEME="@@USE_GETTEXT_SCHEME@@"
+elif test -n "@@USE_FALLTHROUGH_GETTEXT_SCHEME@@$GIT_INTERNAL_GETTEXT_TEST_FALLBACKS"
+then
+       : no probing necessary
+elif test -n "$GIT_GETTEXT_POISON"
+then
+       GIT_INTERNAL_GETTEXT_SH_SCHEME=poison
+elif type gettext.sh >/dev/null 2>&1
+then
+       # GNU libintl's gettext.sh
+       GIT_INTERNAL_GETTEXT_SH_SCHEME=gnu
+elif test "$(gettext -h 2>&1)" = "-h"
+then
+       # gettext binary exists but no gettext.sh. likely to be a gettext
+       # binary on a Solaris or something that is not GNU libintl and
+       # lack eval_gettext.
+       GIT_INTERNAL_GETTEXT_SH_SCHEME=gettext_without_eval_gettext
+fi
+export GIT_INTERNAL_GETTEXT_SH_SCHEME
 
+# ... and then follow that decision.
+case "$GIT_INTERNAL_GETTEXT_SH_SCHEME" in
+gnu)
+       # Use libintl's gettext.sh, or fall back to English if we can't.
+       . gettext.sh
+       ;;
+gettext_without_eval_gettext)
+       # Solaris has a gettext(1) but no eval_gettext(1)
        eval_gettext () {
-               printf "%s" "$1" | (
+               gettext "$1" | (
                        export PATH $(git sh-i18n--envsubst --variables "$1");
                        git sh-i18n--envsubst "$1"
                )
        }
-
-       eval_gettextln () {
-               printf "%s\n" "$1" | (
-                       export PATH $(git sh-i18n--envsubst --variables "$1");
-                       git sh-i18n--envsubst "$1"
-               )
-       }
-else
+       ;;
+poison)
+       # Emit garbage so that tests that incorrectly rely on translatable
+       # strings will fail.
        gettext () {
                printf "%s" "# GETTEXT POISON #"
        }
 
-       gettextln () {
-               printf "%s\n" "# GETTEXT POISON #"
-       }
-
        eval_gettext () {
                printf "%s" "# GETTEXT POISON #"
        }
+       ;;
+*)
+       gettext () {
+               printf "%s" "$1"
+       }
 
-       eval_gettextln () {
-               printf "%s\n" "# GETTEXT POISON #"
+       eval_gettext () {
+               printf "%s" "$1" | (
+                       export PATH $(git sh-i18n--envsubst --variables "$1");
+                       git sh-i18n--envsubst "$1"
+               )
        }
-fi
+       ;;
+esac
+
+# Git-specific wrapper functions
+gettextln () {
+       gettext "$1"
+       echo
+}
 
+eval_gettextln () {
+       eval_gettext "$1"
+       echo
+}