test: replace shebangs with descriptions in shell libraries
[git/git.git] / git-sh-i18n.sh
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1#!/bin/sh
2#
3# Copyright (c) 2010 Ævar Arnfjörð Bjarmason
4#
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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
9TEXTDOMAIN=git
10export TEXTDOMAIN
11if test -z "$GIT_TEXTDOMAINDIR"
12then
13 TEXTDOMAINDIR="@@LOCALEDIR@@"
14else
15 TEXTDOMAINDIR="$GIT_TEXTDOMAINDIR"
16fi
17export TEXTDOMAINDIR
e00cf070 18
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19# First decide what scheme to use...
20GIT_INTERNAL_GETTEXT_SH_SCHEME=fallthrough
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21if test -n "@@USE_GETTEXT_SCHEME@@"
22then
23 GIT_INTERNAL_GETTEXT_SH_SCHEME="@@USE_GETTEXT_SCHEME@@"
ac06116d 24elif test -n "$GIT_INTERNAL_GETTEXT_TEST_FALLBACKS"
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25then
26 : no probing necessary
27elif test -n "$GIT_GETTEXT_POISON"
64a42951 28then
5e9637c6 29 GIT_INTERNAL_GETTEXT_SH_SCHEME=poison
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30elif type gettext.sh >/dev/null 2>&1
31then
32 # GNU libintl's gettext.sh
33 GIT_INTERNAL_GETTEXT_SH_SCHEME=gnu
34elif test "$(gettext -h 2>&1)" = "-h"
35then
36 # gettext binary exists but no gettext.sh. likely to be a gettext
37 # binary on a Solaris or something that is not GNU libintl and
38 # lack eval_gettext.
39 GIT_INTERNAL_GETTEXT_SH_SCHEME=gettext_without_eval_gettext
40fi
41export GIT_INTERNAL_GETTEXT_SH_SCHEME
5e9637c6 42
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43# ... and then follow that decision.
44case "$GIT_INTERNAL_GETTEXT_SH_SCHEME" in
45gnu)
46 # Use libintl's gettext.sh, or fall back to English if we can't.
47 . gettext.sh
48 ;;
49gettext_without_eval_gettext)
50 # Solaris has a gettext(1) but no eval_gettext(1)
51 eval_gettext () {
52 gettext "$1" | (
53 export PATH $(git sh-i18n--envsubst --variables "$1");
54 git sh-i18n--envsubst "$1"
55 )
56 }
57 ;;
58poison)
59 # Emit garbage so that tests that incorrectly rely on translatable
60 # strings will fail.
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61 gettext () {
62 printf "%s" "# GETTEXT POISON #"
63 }
64
65 eval_gettext () {
66 printf "%s" "# GETTEXT POISON #"
67 }
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68 ;;
69*)
70 gettext () {
71 printf "%s" "$1"
72 }
73
74 eval_gettext () {
75 printf "%s" "$1" | (
76 export PATH $(git sh-i18n--envsubst --variables "$1");
77 git sh-i18n--envsubst "$1"
78 )
79 }
80 ;;
81esac
e00cf070 82
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83# Git-specific wrapper functions
84gettextln () {
85 gettext "$1"
86 echo
87}
88
89eval_gettextln () {
90 eval_gettext "$1"
91 echo
92}