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1 # po.m4 serial 1 (gettext-0.12)
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2 dnl Copyright (C) 1995-2003 Free Software Foundation, Inc.
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3 dnl This file is free software, distributed under the terms of the GNU
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4 dnl General Public License. As a special exception to the GNU General
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5 dnl Public License, this file may be distributed as part of a program
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6 dnl that contains a configuration script generated by Autoconf, under
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7 dnl the same distribution terms as the rest of that program.
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8 dnl
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9 dnl This file can can be used in projects which are not available under
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10 dnl the GNU General Public License or the GNU Library General Public
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11 dnl License but which still want to provide support for the GNU gettext
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12 dnl functionality.
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13 dnl Please note that the actual code of the GNU gettext library is covered
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14 dnl by the GNU Library General Public License, and the rest of the GNU
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15 dnl gettext package package is covered by the GNU General Public License.
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16 dnl They are *not* in the public domain.
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17
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18 dnl Authors:
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19 dnl Ulrich Drepper <drepper@cygnus.com>, 1995-2000.
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20 dnl Bruno Haible <haible@clisp.cons.org>, 2000-2003.
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21
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22 dnl Checks for all prerequisites of the po subdirectory.
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23 AC_DEFUN([AM_PO_SUBDIRS],
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24 [
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25 AC_REQUIRE([AC_PROG_MAKE_SET])dnl
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26 AC_REQUIRE([AC_PROG_INSTALL])dnl
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27 AC_REQUIRE([AM_MKINSTALLDIRS])dnl
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28 AC_REQUIRE([AM_NLS])dnl
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29
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30 dnl Perform the following tests also if --disable-nls has been given,
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31 dnl because they are needed for "make dist" to work.
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32
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33 dnl Search for GNU msgfmt in the PATH.
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34 dnl The first test excludes Solaris msgfmt and early GNU msgfmt versions.
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35 dnl The second test excludes FreeBSD msgfmt.
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36 AM_PATH_PROG_WITH_TEST(MSGFMT, msgfmt,
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37 [$ac_dir/$ac_word --statistics /dev/null >/dev/null 2>&1 &&
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38 (if $ac_dir/$ac_word --statistics /dev/null 2>&1 >/dev/null | grep usage >/dev/null; then exit 1; else exit 0; fi)],
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39 :)
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40 AC_PATH_PROG(GMSGFMT, gmsgfmt, $MSGFMT)
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41
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42 dnl Search for GNU xgettext 0.12 or newer in the PATH.
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43 dnl The first test excludes Solaris xgettext and early GNU xgettext versions.
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44 dnl The second test excludes FreeBSD xgettext.
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45 AM_PATH_PROG_WITH_TEST(XGETTEXT, xgettext,
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46 [$ac_dir/$ac_word --omit-header --copyright-holder= --msgid-bugs-address= /dev/null >/dev/null 2>&1 &&
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47 (if $ac_dir/$ac_word --omit-header --copyright-holder= --msgid-bugs-address= /dev/null 2>&1 >/dev/null | grep usage >/dev/null; then exit 1; else exit 0; fi)],
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48 :)
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49 dnl Remove leftover from FreeBSD xgettext call.
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50 rm -f messages.po
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51
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52 dnl Search for GNU msgmerge 0.11 or newer in the PATH.
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53 AM_PATH_PROG_WITH_TEST(MSGMERGE, msgmerge,
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54 [$ac_dir/$ac_word --update -q /dev/null /dev/null >/dev/null 2>&1], :)
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55
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56 dnl This could go away some day; the PATH_PROG_WITH_TEST already does it.
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57 dnl Test whether we really found GNU msgfmt.
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58 if test "$GMSGFMT" != ":"; then
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59 dnl If it is no GNU msgfmt we define it as : so that the
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60 dnl Makefiles still can work.
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61 if $GMSGFMT --statistics /dev/null >/dev/null 2>&1 &&
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62 (if $GMSGFMT --statistics /dev/null 2>&1 >/dev/null | grep usage >/dev/null; then exit 1; else exit 0; fi); then
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63 : ;
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64 else
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65 GMSGFMT=`echo "$GMSGFMT" | sed -e 's,^.*/,,'`
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66 AC_MSG_RESULT(
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67 [found $GMSGFMT program is not GNU msgfmt; ignore it])
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68 GMSGFMT=":"
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69 fi
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70 fi
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71
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72 dnl This could go away some day; the PATH_PROG_WITH_TEST already does it.
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73 dnl Test whether we really found GNU xgettext.
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74 if test "$XGETTEXT" != ":"; then
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75 dnl If it is no GNU xgettext we define it as : so that the
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76 dnl Makefiles still can work.
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77 if $XGETTEXT --omit-header --copyright-holder= --msgid-bugs-address= /dev/null >/dev/null 2>&1 &&
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78 (if $XGETTEXT --omit-header --copyright-holder= --msgid-bugs-address= /dev/null 2>&1 >/dev/null | grep usage >/dev/null; then exit 1; else exit 0; fi); then
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79 : ;
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80 else
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81 AC_MSG_RESULT(
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82 [found xgettext program is not GNU xgettext; ignore it])
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83 XGETTEXT=":"
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84 fi
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85 dnl Remove leftover from FreeBSD xgettext call.
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86 rm -f messages.po
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87 fi
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88
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89 AC_OUTPUT_COMMANDS([
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90 for ac_file in $CONFIG_FILES; do
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91 # Support "outfile[:infile[:infile...]]"
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92 case "$ac_file" in
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93 *:*) ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
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94 esac
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95 # PO directories have a Makefile.in generated from Makefile.in.in.
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96 case "$ac_file" in */Makefile.in)
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97 # Adjust a relative srcdir.
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98 ac_dir=`echo "$ac_file"|sed 's%/[^/][^/]*$%%'`
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99 ac_dir_suffix="/`echo "$ac_dir"|sed 's%^\./%%'`"
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100 ac_dots=`echo "$ac_dir_suffix"|sed 's%/[^/]*%../%g'`
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101 # In autoconf-2.13 it is called $ac_given_srcdir.
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102 # In autoconf-2.50 it is called $srcdir.
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103 test -n "$ac_given_srcdir" || ac_given_srcdir="$srcdir"
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104 case "$ac_given_srcdir" in
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105 .) top_srcdir=`echo $ac_dots|sed 's%/$%%'` ;;
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106 /*) top_srcdir="$ac_given_srcdir" ;;
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107 *) top_srcdir="$ac_dots$ac_given_srcdir" ;;
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108 esac
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109 if test -f "$ac_given_srcdir/$ac_dir/POTFILES.in"; then
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110 rm -f "$ac_dir/POTFILES"
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111 test -n "$as_me" && echo "$as_me: creating $ac_dir/POTFILES" || echo "creating $ac_dir/POTFILES"
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112 cat "$ac_given_srcdir/$ac_dir/POTFILES.in" | sed -e "/^#/d" -e "/^[ ]*\$/d" -e "s,.*, $top_srcdir/& \\\\," | sed -e "\$s/\(.*\) \\\\/\1/" > "$ac_dir/POTFILES"
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113 POMAKEFILEDEPS="POTFILES.in"
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114 # ALL_LINGUAS, POFILES, GMOFILES, UPDATEPOFILES, DUMMYPOFILES depend
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115 # on $ac_dir but don't depend on user-specified configuration
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116 # parameters.
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117 if test -f "$ac_given_srcdir/$ac_dir/LINGUAS"; then
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118 # The LINGUAS file contains the set of available languages.
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119 if test -n "$OBSOLETE_ALL_LINGUAS"; then
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120 test -n "$as_me" && echo "$as_me: setting ALL_LINGUAS in configure.in is obsolete" || echo "setting ALL_LINGUAS in configure.in is obsolete"
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121 fi
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122 ALL_LINGUAS_=`sed -e "/^#/d" "$ac_given_srcdir/$ac_dir/LINGUAS"`
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123 # Hide the ALL_LINGUAS assigment from automake.
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124 eval 'ALL_LINGUAS''=$ALL_LINGUAS_'
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125 POMAKEFILEDEPS="$POMAKEFILEDEPS LINGUAS"
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126 else
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127 # The set of available languages was given in configure.in.
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128 eval 'ALL_LINGUAS''=$OBSOLETE_ALL_LINGUAS'
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129 fi
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130 case "$ac_given_srcdir" in
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131 .) srcdirpre= ;;
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132 *) srcdirpre='$(srcdir)/' ;;
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133 esac
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134 POFILES=
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135 GMOFILES=
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136 UPDATEPOFILES=
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137 DUMMYPOFILES=
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138 for lang in $ALL_LINGUAS; do
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139 POFILES="$POFILES $srcdirpre$lang.po"
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140 GMOFILES="$GMOFILES $srcdirpre$lang.gmo"
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141 UPDATEPOFILES="$UPDATEPOFILES $lang.po-update"
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142 DUMMYPOFILES="$DUMMYPOFILES $lang.nop"
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143 done
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144 # CATALOGS depends on both $ac_dir and the user's LINGUAS
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145 # environment variable.
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146 INST_LINGUAS=
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147 if test -n "$ALL_LINGUAS"; then
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148 for presentlang in $ALL_LINGUAS; do
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149 useit=no
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150 if test "%UNSET%" != "$LINGUAS"; then
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151 desiredlanguages="$LINGUAS"
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152 else
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153 desiredlanguages="$ALL_LINGUAS"
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154 fi
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155 for desiredlang in $desiredlanguages; do
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156 # Use the presentlang catalog if desiredlang is
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157 # a. equal to presentlang, or
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158 # b. a variant of presentlang (because in this case,
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159 # presentlang can be used as a fallback for messages
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160 # which are not translated in the desiredlang catalog).
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161 case "$desiredlang" in
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162 "$presentlang"*) useit=yes;;
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163 esac
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164 done
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165 if test $useit = yes; then
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166 INST_LINGUAS="$INST_LINGUAS $presentlang"
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167 fi
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168 done
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169 fi
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170 CATALOGS=
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171 if test -n "$INST_LINGUAS"; then
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172 for lang in $INST_LINGUAS; do
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173 CATALOGS="$CATALOGS $lang.gmo"
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174 done
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175 fi
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176 test -n "$as_me" && echo "$as_me: creating $ac_dir/Makefile" || echo "creating $ac_dir/Makefile"
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177 sed -e "/^POTFILES =/r $ac_dir/POTFILES" -e "/^# Makevars/r $ac_given_srcdir/$ac_dir/Makevars" -e "s|@POFILES@|$POFILES|g" -e "s|@GMOFILES@|$GMOFILES|g" -e "s|@UPDATEPOFILES@|$UPDATEPOFILES|g" -e "s|@DUMMYPOFILES@|$DUMMYPOFILES|g" -e "s|@CATALOGS@|$CATALOGS|g" -e "s|@POMAKEFILEDEPS@|$POMAKEFILEDEPS|g" "$ac_dir/Makefile.in" > "$ac_dir/Makefile"
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178 for f in "$ac_given_srcdir/$ac_dir"/Rules-*; do
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179 if test -f "$f"; then
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180 case "$f" in
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181 *.orig | *.bak | *~) ;;
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182 *) cat "$f" >> "$ac_dir/Makefile" ;;
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183 esac
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184 fi
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185 done
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186 fi
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187 ;;
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188 esac
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189 done],
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190 [# Capture the value of obsolete ALL_LINGUAS because we need it to compute
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191 # POFILES, GMOFILES, UPDATEPOFILES, DUMMYPOFILES, CATALOGS. But hide it
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192 # from automake.
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193 eval 'OBSOLETE_ALL_LINGUAS''="$ALL_LINGUAS"'
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194 # Capture the value of LINGUAS because we need it to compute CATALOGS.
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195 LINGUAS="${LINGUAS-%UNSET%}"
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196 ])
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197 ])
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