weechat: Add perl plugin (weechat-perl-plugin pkg)

Fixes #210.

packages/weechat/build.sh

@@ -1,7 +1,7 @@
 TERMUX_PKG_HOMEPAGE=http://weechat.org/
 TERMUX_PKG_DESCRIPTION="Fast, light and extensible IRC chat client"
 TERMUX_PKG_VERSION=1.4
-TERMUX_PKG_BUILD_REVISION=2
+TERMUX_PKG_BUILD_REVISION=3
 TERMUX_PKG_SRCURL=http://www.weechat.org/files/src/weechat-${TERMUX_PKG_VERSION}.tar.bz2
 TERMUX_PKG_DEPENDS="ncurses, libgcrypt, libcurl, libgnutls, libandroid-support"
 # weechat-curses is a symlink to weechat, so remove it:
@@ -30,6 +30,7 @@ termux_step_configure () {
 		-DENABLE_LUA=OFF \
 		-DENABLE_MAN=ON \
 		-DENABLE_PYTHON3=ON \
+		-DENABLE_PERL=ON \
 		-DENABLE_TCL=OFF \
 		$TERMUX_PKG_SRCDIR
 }

packages/weechat/cmake-FindPerl.cmake.patch

@@ -0,0 +1,74 @@
+diff -u -r ../weechat-1.4/cmake/FindPerl.cmake ./cmake/FindPerl.cmake
+--- ../weechat-1.4/cmake/FindPerl.cmake	2016-01-10 03:17:50.000000000 -0500
++++ ./cmake/FindPerl.cmake	2016-04-21 22:40:24.209760454 -0400
+@@ -28,57 +28,16 @@
+ #  PERL_CFLAGS = perl compiler options for compiling
+ #  PERL_LFLAGS = perl compiler options for linking
+ 
+-if(PERL_FOUND)
+-   # Already in cache, be silent
+-   set(PERL_FIND_QUIETLY TRUE)
+-endif()
+-
+-find_program(PERL_EXECUTABLE
+-  NAMES perl perl5
+-  PATHS /usr/bin /usr/local/bin /usr/pkg/bin
+-  )
+-
+-if(PERL_EXECUTABLE)
+-
+-  execute_process(
+-    COMMAND ${PERL_EXECUTABLE} -MConfig -e "print \"\$Config{archlibexp}/CORE\""
+-    OUTPUT_VARIABLE PERL_INTERNAL_DIR
+-    )
+-
+-  execute_process(
+-    COMMAND ${PERL_EXECUTABLE} -MExtUtils::Embed -e ccopts
+-    OUTPUT_VARIABLE PERL_CFLAGS
+-    )
+-
+-  execute_process(
+-    COMMAND ${PERL_EXECUTABLE} -MExtUtils::Embed -e ldopts
+-    OUTPUT_VARIABLE PERL_LFLAGS
+-    )
+-
+-  # remove the new lines from the output by replacing them with empty strings
+-  string(REPLACE "\n" "" PERL_INTERNAL_DIR "${PERL_INTERNAL_DIR}")
+-  string(REPLACE "\n" "" PERL_CFLAGS "${PERL_CFLAGS}")
+-  string(REPLACE "\n" "" PERL_LFLAGS "${PERL_LFLAGS}")
+-
+-  find_path(PERL_INCLUDE_PATH
+-    NAMES perl.h
+-    PATHS ${PERL_INTERNAL_DIR}
+-    )
+-
+-  find_library(PERL_LIBRARY
+-    NAMES perl
+-    PATHS /usr/lib /usr/local/lib /usr/pkg/lib ${PERL_INTERNAL_DIR}
+-    )
+-
+-  if(PERL_LIBRARY AND PERL_INCLUDE_PATH)
+-    set(PERL_FOUND TRUE)
+-  endif()
+-
+-  mark_as_advanced(
+-    PERL_EXECUTABLE
+-    PERL_INCLUDE_PATH
+-    PERL_LIBRARY
+-    PERL_CFLAGS
+-    PERL_LFLAGS
+-    )
+-endif()
++set(PERL_EXECUTABLE "@TERMUX_PREFIX@/bin/perl")
++set(PERL_INCLUDE_PATH "@TERMUX_PREFIX@/include/perl/")
++set(PERL_LIBRARY "@TERMUX_PREFIX@/lib")
++set(PERL_LFLAGS "-lperl")
++set(PERL_FOUND TRUE)
++
++mark_as_advanced(
++  PERL_EXECUTABLE
++  PERL_INCLUDE_PATH
++  PERL_LIBRARY
++  PERL_CFLAGS
++  PERL_LFLAGS
++)

packages/weechat/weechat-perl-plugin.subpackage.sh

@@ -0,0 +1,3 @@
+TERMUX_SUBPKG_INCLUDE="lib/weechat/plugins/perl.so"
+TERMUX_SUBPKG_DESCRIPTION="WeeChat Perl Plugin"
+TERMUX_SUBPKG_DEPENDS="weechat, perl"