/usr/share/aclocal/gthumb.m4 is in gthumb-data 3:3.3.1.is.3.2.7-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 | ## gthumb.m4 - Help macros for gthumb extensions. -*-Shell-script-*-
## Copyright © Paolo Bacchilega <paobac@src.gnome.org>
##
## Started from epiphany.m4, which contains the following copyright note:
## Copyright © Crispin Flowerday <crispin@gnome.org>
##
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation; either version 2 of the License, or
## (at your option) any later version.
##
## This program is distributed in the hope that it will be useful, but
## WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
## General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program; if not, write to the Free Software
## Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
##
## As a special exception to the GNU General Public License, if you
## distribute this file as part of a program that contains a
## configuration script generated by Autoconf, you may include it under
## the same distribution terms that you use for the rest of that program.
# Usage:
# GTHUMB_EXTENSION_INIT(gthumb-api-version, [gthumb-minimum-version])
#
AC_DEFUN([GTHUMB_EXTENSION_INIT],
[
dnl Check we have an api-version
ifelse([$1], [], [AC_MSG_ERROR([Required gthumb API version not supplied])], [])
_gthumb_api_version=$1
AC_MSG_CHECKING([whether gthumb-$_gthumb_api_version is available])
PKG_CHECK_EXISTS([gthumb-$_gthumb_api_version], [result=yes],[result=no])
AC_MSG_RESULT([$result])
if test $result = "no" ; then
AC_MSG_ERROR([gthumb API version $_gthumb_api_version is required
This API version is used in the $_gthumb_api_version stable series, and
the preceeding development series. Please ensure you have the appropriate
gthumb version installed.])
fi
dnl Check the minimum version
ifelse([$2], [], [],
[
AC_MSG_CHECKING([whether minimum gthumb version $2 is available])
PKG_CHECK_EXISTS([gthumb-$_gthumb_api_version >= $2], [result=yes], [result=no])
AC_MSG_RESULT([$result])
if test $result = "no" ; then
AC_MSG_ERROR([The minimum gthumb version supported by this application is $2.
Please upgrade to at least $2. If you have compiled a later version it is
possible pkg-config isn't finding it, in which case set the PKG_CONFIG_PATH
environment variable.])
fi
])
dnl set the GTHUMB_EXTENSIONS_DIR variable
GTHUMB_EXTENSIONS_DIR="`$PKG_CONFIG --variable=extensionsdir gthumb-$_gthumb_api_version`"
AC_SUBST([GTHUMB_EXTENSIONS_DIR])
GTHUMB_EXTENSION_RULES
])
AC_DEFUN([GTHUMB_EXTENSION_RULES],
[
dnl Add a rule that auto-translates the .extension files
dnl like the INTLTOOL_XML_RULE does for xml files
GTHUMB_EXTENSION_RULE='%.extension: %.extension.in $(INTLTOOL_MERGE) $(wildcard $(top_srcdir)/po/*po) ; LC_ALL=C $(INTLTOOL_MERGE) -d -u -c $(top_builddir)/po/.intltool-merge-cache $(top_srcdir)/po $< [$]@'
AC_SUBST(GTHUMB_EXTENSION_RULE)
GTHUMB_EXTENSION_IN_RULE='%.extension.in: %.extension.in.in $(extension_LTLIBRARIES) ; sed -e "s|%LIBRARY%|`. ./$(extension_LTLIBRARIES) && echo $$dlname`|" -e "s|%VERSION%|$(VERSION)|" -e "s|%GTHUMB_API_VERSION%|$(GTHUMB_API_VERSION)|" $< > [$]@'
AC_SUBST(GTHUMB_EXTENSION_IN_RULE)
])
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