Prepare Depends Packages for Gitian Scripts

The gitian environment does not treat whitespaces in configure lines,
like most other systems. The solution is to just remove them.

contrib/depends/packages/libiconv.mk

@@ -3,9 +3,22 @@ $(package)_version=1.15
 $(package)_download_path=https://ftp.gnu.org/gnu/libiconv
 $(package)_file_name=libiconv-$($(package)_version).tar.gz
 $(package)_sha256_hash=ccf536620a45458d26ba83887a983b96827001e92a13847b45e4925cc8913178
+$(package)_patches=fix-whitespace.patch
+
+define $(package)_set_vars
+  $(package)_config_opts=--disable-nls
+  $(package)_config_opts=--enable-static
+  $(package)_config_opts=--disable-shared
+  $(package)_config_opts_linux=--with-pic
+endef
+
+define $(package)_preprocess_cmds
+  cp -f $(BASEDIR)/config.guess $(BASEDIR)/config.sub build-aux/ &&\
+  patch -p1 < $($(package)_patch_dir)/fix-whitespace.patch
+endef
 
 define $(package)_config_cmds
-  $($(package)_autoconf) --disable-nls --enable-static --disable-shared
+  $($(package)_autoconf)
 endef
 
 define $(package)_build_cmds

contrib/depends/packages/sodium.mk

@@ -3,6 +3,7 @@ $(package)_version=1.0.15
 $(package)_download_path=https://download.libsodium.org/libsodium/releases/
 $(package)_file_name=libsodium-$($(package)_version).tar.gz
 $(package)_sha256_hash=fb6a9e879a2f674592e4328c5d9f79f082405ee4bb05cb6e679b90afe9e178f4
+$(package)_patches=fix-whitespace.patch
 
 define $(package)_set_vars
 $(package)_config_opts=--enable-static --disable-shared
@@ -11,6 +12,7 @@ endef
 
 define $(package)_config_cmds
   ./autogen.sh &&\
+  patch -p1 < $($(package)_patch_dir)/fix-whitespace.patch &&\
   $($(package)_autoconf) $($(package)_config_opts)
 endef
 

contrib/depends/patches/libiconv/fix-whitespace.patch

@@ -0,0 +1,13 @@
+diff --git a/preload/configure b/preload/configure
+index aab5c77..e20b8f0 100755
+--- a/preload/configure
++++ b/preload/configure
+@@ -588,7 +588,7 @@ MAKEFLAGS=
+ PACKAGE_NAME='libiconv'
+ PACKAGE_TARNAME='libiconv'
+ PACKAGE_VERSION='0'
+-PACKAGE_STRING='libiconv 0'
++PACKAGE_STRING='libiconv0'
+ PACKAGE_BUGREPORT=''
+ PACKAGE_URL=''
+

contrib/depends/patches/sodium/fix-whitespace.patch

@@ -0,0 +1,13 @@
+diff --git a/configure b/configure
+index b29f769..ca008ae 100755
+--- a/configure
++++ b/configure
+@@ -591,7 +591,7 @@ MAKEFLAGS=
+ PACKAGE_NAME='libsodium'
+ PACKAGE_TARNAME='libsodium'
+ PACKAGE_VERSION='1.0.15'
+-PACKAGE_STRING='libsodium 1.0.15'
++PACKAGE_STRING='libsodium'
+ PACKAGE_BUGREPORT='https://github.com/jedisct1/libsodium/issues'
+ PACKAGE_URL='https://github.com/jedisct1/libsodium'
+