# This shell library is Git's interface to gettext.sh. See po/README
# for usage instructions.
#
# Copyright (c) 2010 Ævar Arnfjörð Bjarmason
#

# Export the TEXTDOMAIN* data that we need for Git
setvar TEXTDOMAIN = 'git'
export TEXTDOMAIN
if test -z $GIT_TEXTDOMAINDIR
{
	setvar TEXTDOMAINDIR = ""@@LOCALEDIR@@""
} else {
	setvar TEXTDOMAINDIR = "$GIT_TEXTDOMAINDIR"
}
export TEXTDOMAINDIR

# First decide what scheme to use...
setvar GIT_INTERNAL_GETTEXT_SH_SCHEME = 'fallthrough'
if test -n "@@USE_GETTEXT_SCHEME@@"
{
	setvar GIT_INTERNAL_GETTEXT_SH_SCHEME = ""@@USE_GETTEXT_SCHEME@@""
} elif test -n $GIT_INTERNAL_GETTEXT_TEST_FALLBACKS
{
	: no probing necessary
} elif test -n $GIT_GETTEXT_POISON
{
	setvar GIT_INTERNAL_GETTEXT_SH_SCHEME = 'poison'
} elif type gettext.sh >/dev/null 2>&1
{
	# GNU libintl's gettext.sh
	setvar GIT_INTERNAL_GETTEXT_SH_SCHEME = 'gnu'
} elif test $(gettext -h 2>&1) = "-h"
{
	# 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.
	setvar GIT_INTERNAL_GETTEXT_SH_SCHEME = 'gettext_without_eval_gettext'
}
export GIT_INTERNAL_GETTEXT_SH_SCHEME

# ... and then follow that decision.
case (GIT_INTERNAL_GETTEXT_SH_SCHEME) {
gnu {
	# Use libintl's gettext.sh, or fall back to English if we can't.
	source gettext.sh
	}
gettext_without_eval_gettext {
	# Solaris has a gettext(1) but no eval_gettext(1)
	proc eval_gettext {
		gettext $1 | shell {
			export PATH $(git sh-i18n--envsubst --variables "$1");
			git sh-i18n--envsubst $1
		}
	}

	proc eval_ngettext {
		ngettext $1 $2 $3 | shell {
			export PATH $(git sh-i18n--envsubst --variables "$2");
			git sh-i18n--envsubst $2
		}
	}
	}
poison {
	# Emit garbage so that tests that incorrectly rely on translatable
	# strings will fail.
	proc gettext {
		printf "%s" "# GETTEXT POISON #"
	}

	proc eval_gettext {
		printf "%s" "# GETTEXT POISON #"
	}

	proc eval_ngettext {
		printf "%s" "# GETTEXT POISON #"
	}
	}
* {
	proc gettext {
		printf "%s" $1
	}

	proc eval_gettext {
		printf "%s" $1 | shell {
			export PATH $(git sh-i18n--envsubst --variables "$1");
			git sh-i18n--envsubst $1
		}
	}

	proc eval_ngettext {
		shell {test $3 = 1 && printf "%s" $1 || printf "%s" $2} | shell {
			export PATH $(git sh-i18n--envsubst --variables "$2");
			git sh-i18n--envsubst $2
		}
	}
	}
}

# Git-specific wrapper functions
proc gettextln {
	gettext $1
	echo
}

proc eval_gettextln {
	eval_gettext $1
	echo
}