pidgin/pidgin

Install our appdata file to $(datadir)/metainfo as that change was made a long time ago

This patch originates from Lars Wendler from Gentoo

https://gitweb.gentoo.org/repo/gentoo.git/commit/net-im/pidgin/files/pidgin-2.13.0-metainfo.patch?id=2dd6c1852251b5b67c3045badf173be9535b97a9

Testing Done:
Installed to a prefix and verified the file ended up in `$prefix/share/metainfo`

Reviewed at https://reviews.imfreedom.org/r/607/
#
# Makefile.mingw
#
# Description: Makefile for xmppdisco plugin.
#
PIDGIN_TREE_TOP := ../../..
include $(PIDGIN_TREE_TOP)/libpurple/win32/global.mak
TARGET = xmppdisco
##
## INCLUDE PATHS
##
INCLUDE_PATHS += -I. \
-I$(GTK_TOP)/include \
-I$(GTK_TOP)/include/gtk-2.0 \
-I$(GTK_TOP)/include/glib-2.0 \
-I$(GTK_TOP)/include/pango-1.0 \
-I$(GTK_TOP)/include/atk-1.0 \
-I$(GTK_TOP)/include/cairo \
-I$(GTK_TOP)/lib/glib-2.0/include \
-I$(GTK_TOP)/lib/gtk-2.0/include \
-I$(PURPLE_TOP) \
-I$(PURPLE_TOP)/win32 \
-I$(PIDGIN_TOP) \
-I$(PIDGIN_TOP)/win32 \
-I$(PIDGIN_TREE_TOP)
LIB_PATHS += -L$(GTK_TOP)/lib \
-L$(PURPLE_TOP) \
-L$(PIDGIN_TOP)
##
## SOURCES, OBJECTS
##
C_SRC = xmppdisco.c \
gtkdisco.c
OBJECTS = $(C_SRC:%.c=%.o)
##
## LIBRARIES
##
LIBS = -lgtk-win32-2.0 \
-lglib-2.0 \
-lgdk-win32-2.0 \
-lgobject-2.0 \
-lpango-1.0 \
-lgdk_pixbuf-2.0 \
-lintl \
-lpurple \
-lpidgin
include $(PIDGIN_COMMON_RULES)
##
## TARGET DEFINITIONS
##
.PHONY: all install clean
all: $(TARGET).dll
install: $(PIDGIN_INSTALL_PLUGINS_DIR) all
cp $(TARGET).dll $(PIDGIN_INSTALL_PLUGINS_DIR)
$(OBJECTS): $(PIDGIN_CONFIG_H)
$(TARGET).dll: $(PURPLE_DLL).a $(PIDGIN_DLL).a $(OBJECTS)
$(CC) -shared $(OBJECTS) $(LIB_PATHS) $(LIBS) $(DLL_LD_FLAGS) -o $(TARGET).dll
##
## CLEAN RULES
##
clean:
rm -rf $(OBJECTS)
rm -rf $(TARGET).dll
include $(PIDGIN_COMMON_TARGETS)