core: fix installation of weechat-plugin.h with autotools (patch #8305)

AUTHORS

@@ -54,6 +54,7 @@ Alphabetically:
 * Nicolas Cavigneaux
 * Nils Görs (nils_2)
 * Odin
+* Patrick Steinhardt
 * Paul Komkoff
 * Pavel Shevchuk (Stalwart)
 * Peter Boström (pbos)

ChangeLog

@@ -11,6 +11,7 @@ http://weechat.org/files/releasenotes/ReleaseNotes-devel.html[release notes]
 
 == Version 0.4.3 (under dev)
 
+* core: fix installation of weechat-plugin.h with autotools (patch #8305)
 * core: fix compilation on Android (bug #41420, patch #8301, bug #41434)
 * core: fix crash when creating two bars with same name but different case
   (bug #41418)

src/plugins/Makefile.am

@@ -113,10 +113,10 @@ EXTRA_DIST = CMakeLists.txt
 # install plugin header
 
 install-data-hook:
-	$(INSTALL) -d $(includedir)/$(PACKAGE)
-	$(INSTALL_DATA) $(abs_top_srcdir)/src/plugins/weechat-plugin.h $(includedir)/$(PACKAGE)
+	$(INSTALL) -d $(DESTDIR)/$(includedir)/$(PACKAGE)
+	$(INSTALL_DATA) $(abs_top_srcdir)/src/plugins/weechat-plugin.h $(DESTDIR)/$(includedir)/$(PACKAGE)
 
 # uninstall plugin header
 
 uninstall-hook:
-	$(RM) $(includedir)/$(PACKAGE)/weechat-plugin.h
+	$(RM) $(DESTDIR)/$(includedir)/$(PACKAGE)/weechat-plugin.h