gauche: new package

Gauche is an R7RS Scheme implementation developed to be a handy script
interpreter, which allows programmers and systemadministrators to write
small to large scripts for their daily chores. Quick startup, built-in
system interface, native multilingual support are some of its goals.

Signed-off-by: Hiroshi Kawashima <kei-k@ca2.so-net.ne.jp>
Reviewed-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
Tested-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/Config.in

@@ -459,6 +459,7 @@ menu "Erlang libraries/modules"
 	source "package/erlang-p1-zlib/Config.in"
 endmenu
 endif
+	source "package/gauche/Config.in"
 	source "package/guile/Config.in"
 	source "package/haserl/Config.in"
 	source "package/jamvm/Config.in"

package/gauche/0001-fix-so-suffix.patch

@@ -0,0 +1,31 @@
+With uclibc or musl configuration, $host does not match to '*-linux-gnu*'.
+I touch configure directly instead of configure.ac because autoreconf
+failed by version mismatch of autotools.
+
+Signed-off-by: Hiroshi Kawashima <kei-k@ca2.so-net.ne.jp>
+
+diff -ur a/configure b/configure
+--- a/configure	2014-07-20 15:15:05.000000000 +0900
++++ b/configure	2015-10-20 21:52:32.791442291 +0900
+@@ -6843,7 +6843,7 @@
+     SHLIB_MAIN_LDFLAGS=""
+     SHLIB_OK=ok
+     ;;
+-  *-linux-gnu*|*-*-gnu*|*freebsd*|*dragonfly*)
++  *-linux-*|*-*-gnu*|*freebsd*|*dragonfly*)
+     SHLIB_SO_CFLAGS="-fPIC"
+     SHLIB_SO_LDFLAGS="$rpath -shared -o"
+     SHLIB_SO_SUFFIX="so"
+
+diff -ur a/configure.ac b/configure.ac
+--- a/configure.ac	2015-10-21 21:33:17.370000200 +0900
++++ b/configure.ac	2015-10-21 21:33:39.784110527 +0900
+@@ -572,7 +572,7 @@
+     SHLIB_MAIN_LDFLAGS=""
+     SHLIB_OK=ok
+     ;;
+-  *-linux-gnu*|*-*-gnu*|*freebsd*|*dragonfly*)
++  *-linux-*|*-*-gnu*|*freebsd*|*dragonfly*)
+     SHLIB_SO_CFLAGS="-fPIC"
+     SHLIB_SO_LDFLAGS="$rpath -shared -o"
+     SHLIB_SO_SUFFIX="so"

package/gauche/Config.in

@@ -0,0 +1,19 @@
+config BR2_PACKAGE_GAUCHE
+	bool "gauche"
+	depends on BR2_TOOLCHAIN_HAS_THREADS_NPTL
+	depends on BR2_USE_MMU # fork()
+	depends on BR2_ARCH_HAS_ATOMICS
+	help
+	  Gauche is an R7RS Scheme implementation developed to be a
+	  handy script interpreter, which allows programmers and
+	  system administrators to write small to large scripts for
+	  their daily chores. Quick startup, built-in system
+	  interface, native multilingual support are some of its
+	  goals.
+
+	  http://practical-scheme.net/gauche/
+
+comment "gauche needs a toolchain w/ NPTL"
+	depends on BR2_USE_MMU
+	depends on BR2_ARCH_HAS_ATOMICS
+	depends on !BR2_TOOLCHAIN_HAS_THREADS_NPTL

package/gauche/gauche.hash

@@ -0,0 +1,2 @@
+# Locally calculated
+sha256 7b18bcd70beaced1e004594be46c8cff95795318f6f5830dd2a8a700410fc149  Gauche-0.9.4.tgz

package/gauche/gauche.mk

@@ -0,0 +1,23 @@
+################################################################################
+#
+# gauche
+#
+################################################################################
+
+GAUCHE_VERSION = 0.9.4
+GAUCHE_SOURCE = Gauche-$(GAUCHE_VERSION).tgz
+GAUCHE_SITE = http://downloads.sourceforge.net/project/gauche/Gauche
+GAUCHE_LICENSE = BSD-3c, Boehm-gc, SRFI (srfi-11.scm), reload (reload.scm)
+GAUCHE_LICENSE_FILES = COPYING
+GAUCHE_DEPENDENCIES = host-gauche
+
+# Detection of c99 support in configure fails without WCHAR. To enable
+# automatic detection of c99 support by configure, we need to enable
+# WCHAR in toolchain. But actually we do not need WCHAR at gauche
+# runtime. So reuesting WCHAR in toolchain just for automatic detection
+# will be overkill. To solve this, explicitly -std=gnu99 is specified
+# here.
+GAUCHE_CONF_ENV = CFLAGS="$(TARGET_CFLAGS) -std=gnu99"
+
+$(eval $(host-autotools-package))
+$(eval $(autotools-package))