build: Add #serial lines to m4 files

This helps prevent outdated copies of the m4 files being used if
multiple copies are available in the search path.

See https://www.gnu.org/software/automake/manual/html_node/Serials.html

Signed-off-by: Philip Withnall <withnall@endlessm.com>

https://bugzilla.gnome.org/show_bug.cgi?id=765552
This commit is contained in:
Philip Withnall
2017-10-24 13:06:49 +01:00
parent 3a3af3d2d3
commit e130d2e511
4 changed files with 13 additions and 1 deletions

View File

@@ -25,7 +25,10 @@
#
# Modified to require ngettext
# Matthias Clasen <mclasen@redhat.com> 08/06/2004
#
# Increment this whenever this file is changed.
#serial 1
# We need this here as well, since someone might use autoconf-2.5x
# to configure GLib then an older version to configure a package
# using AM_GLIB_GNU_GETTEXT