depends: remove expat

contrib/depends/packages/expat.mk

@@ -1,28 +0,0 @@
-package=expat
-$(package)_version=2.6.0
-$(package)_download_path=https://github.com/libexpat/libexpat/releases/download/R_$(subst .,_,$($(package)_version))/
-$(package)_file_name=$(package)-$($(package)_version).tar.bz2
-$(package)_sha256_hash=ff60e6a6b6ce570ae012dc7b73169c7fdf4b6bf08c12ed0ec6f55736b78d85ba
-
-define $(package)_set_vars
-$(package)_config_opts=--disable-shared --without-docbook --without-tests --without-examples
-$(package)_config_opts+=--enable-option-checking --without-xmlwf --with-pic
-$(package)_config_opts+=--prefix=$(host_prefix)
-endef
-
-define $(package)_config_cmds
-  $($(package)_autoconf)
-endef
-
-define $(package)_build_cmds
-  $(MAKE)
-endef
-
-define $(package)_stage_cmds
-  $(MAKE) DESTDIR=$($(package)_staging_dir) install
-endef
-
-define $(package)_postprocess_cmds
-  rm -rf share lib/cmake lib/*.la
-endef
-

contrib/depends/packages/packages.mk

@@ -1,4 +1,4 @@
-packages:=boost openssl zeromq expat unbound sodium
+packages:=boost openssl zeromq unbound sodium
 
 hardware_packages := hidapi protobuf libusb
 hardware_native_packages := native_protobuf

contrib/depends/packages/unbound.mk

@@ -3,8 +3,8 @@ $(package)_version=1.22.0
 $(package)_download_path=https://www.nlnetlabs.nl/downloads/$(package)/
 $(package)_file_name=$(package)-$($(package)_version).tar.gz
 $(package)_sha256_hash=c5dd1bdef5d5685b2cedb749158dd152c52d44f65529a34ac15cd88d4b1b3d43
-$(package)_dependencies=openssl expat
-$(package)_patches=disable-glibc-reallocarray.patch
+$(package)_dependencies=openssl
+$(package)_patches=disable-glibc-reallocarray.patch no-expat.patch
 
 define $(package)_set_vars
   $(package)_config_opts=--disable-shared --enable-static --without-pyunbound --prefix=$(host_prefix)
@@ -20,9 +20,9 @@ endef
 # Remove blobs
 define $(package)_preprocess_cmds
   patch -p1 < $($(package)_patch_dir)/disable-glibc-reallocarray.patch &&\
+  patch -p1 < $($(package)_patch_dir)/no-expat.patch &&\
   rm configure~ doc/*.odp doc/*.pdf contrib/*.tar.gz contrib/*.tar.bz2 &&\
-  rm -rf testdata dnscrypt/testdata &&\
-  autoconf
+  rm -rf testdata dnscrypt/testdata
 endef
 
 define $(package)_config_cmds

contrib/depends/patches/unbound/no-expat.patch

@@ -0,0 +1,62 @@
+expat is used for an optional unbound-anchor app, which we don't use.
+
+diff --git a/configure b/configure
+index 918a063..0e35b2c 100755
+--- a/configure
++++ b/configure
+@@ -22042,55 +22042,6 @@ printf "%s\n" "#define USE_MINI_EVENT 1" >>confdefs.h
+ 
+ fi
+ 
+-# check for libexpat
+-
+-# Check whether --with-libexpat was given.
+-if test ${with_libexpat+y}
+-then :
+-  withval=$with_libexpat;
+-else $as_nop
+-   withval="/usr/local /opt/local /usr/lib /usr/pkg /usr/sfw /usr"
+-fi
+-
+-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libexpat" >&5
+-printf %s "checking for libexpat... " >&6; }
+-found_libexpat="no"
+-for dir in $withval ; do
+-            if test -f "$dir/include/expat.h"; then
+-		found_libexpat="yes"
+-				if test "$dir" != "/usr"; then
+-                    CPPFLAGS="$CPPFLAGS -I$dir/include"
+-		    LDFLAGS="$LDFLAGS -L$dir/lib"
+-		fi
+-            	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: found in $dir" >&5
+-printf "%s\n" "found in $dir" >&6; }
+-                break;
+-            fi
+-done
+-if test x_$found_libexpat != x_yes; then
+-	as_fn_error $? "Could not find libexpat, expat.h" "$LINENO" 5
+-fi
+-ac_fn_c_check_header_compile "$LINENO" "expat.h" "ac_cv_header_expat_h" "$ac_includes_default
+-"
+-if test "x$ac_cv_header_expat_h" = xyes
+-then :
+-  printf "%s\n" "#define HAVE_EXPAT_H 1" >>confdefs.h
+-
+-fi
+-
+-ac_fn_check_decl "$LINENO" "XML_StopParser" "ac_cv_have_decl_XML_StopParser" "$ac_includes_default
+-#include <expat.h>
+-
+-" "$ac_c_undeclared_builtin_options" "CFLAGS"
+-if test "x$ac_cv_have_decl_XML_StopParser" = xyes
+-then :
+-  ac_have_decl=1
+-else $as_nop
+-  ac_have_decl=0
+-fi
+-printf "%s\n" "#define HAVE_DECL_XML_STOPPARSER $ac_have_decl" >>confdefs.h
+-
+-
+ # hiredis (redis C client for cachedb)
+ 
+ # Check whether --with-libhiredis was given.