rhash: fix path to /etc

packages/rhash/build.sh

@@ -2,6 +2,7 @@ TERMUX_PKG_HOMEPAGE=https://github.com/rhash/RHash
 TERMUX_PKG_DESCRIPTION="Console utility for calculation and verification of magnet links and a wide range of hash sums"
 TERMUX_PKG_LICENSE="MIT"
 TERMUX_PKG_VERSION=1.3.8
+TERMUX_PKG_REVISION=1
 TERMUX_PKG_SHA256=be536a56acfefc87dbc8b1db30fc639020e41edf05518185ea98630e3df7c04c
 TERMUX_PKG_SRCURL=https://github.com/rhash/RHash/archive/v$TERMUX_PKG_VERSION.tar.gz
 TERMUX_PKG_DEPENDS="openssl"

packages/rhash/parse_cmdline.c.patch

@@ -0,0 +1,12 @@
+diff -uNr RHash-1.3.8/parse_cmdline.c RHash-1.3.8.mod/parse_cmdline.c
+--- RHash-1.3.8/parse_cmdline.c	2019-02-04 06:05:28.000000000 +0200
++++ RHash-1.3.8.mod/parse_cmdline.c	2019-03-01 20:33:22.425704712 +0200
+@@ -547,7 +547,7 @@
+ static const char* find_conf_file(void)
+ {
+ #ifndef SYSCONFDIR
+-# define SYSCONFDIR "/etc"
++# define SYSCONFDIR "@TERMUX_PREFIX@/etc"
+ #endif
+ #define CONFIG_FILENAME "rhashrc"
+