ksh: fixes for musl.

srcpkgs/ksh/template

@@ -2,7 +2,7 @@
 pkgname=ksh
 version=2012.08.01
 _debpkgver=93u+20120801
-revision=2
+revision=3
 wrksrc=${pkgname}-${_debpkgver}
 register_shell="/bin/ksh"
 short_desc="AT&T's Korn shell (ksh93)"
@@ -11,15 +11,40 @@ license="custom"
 homepage="http://www.kornshell.com/"
 distfiles="${DEBIAN_SITE}/main/k/ksh/ksh_${_debpkgver}.orig.tar.gz"
 checksum=052d598df7ed3cbd0fdf458b796262b0b59f4cd3305d970be1cc2287408dbfc9
+nocross=yes
 
 build_options="static"
 
+case "$XBPS_TARGET_MACHINE" in
+*-musl)
+post_extract() {
+	# Don't rewrite xxx64 to xxx.
+	sed -i '/define.*off_t/d' src/lib/libast/include/ast_std.h
+	sed -i '/off_t/d' src/lib/libast/features/fs
+	sed -i '/define statvfs/d' src/lib/libast/features/fs
+	sed -i '/define.*64/d' src/cmd/ksh93/include/shell.h
+
+	# Don't let <stdio.h> define FILE.
+	sed -i '/include.*_nxt_wchar/i#define __DEFINED_FILE' \
+		src/lib/libast/features/wchar
+	sed -i '/define FILE/a#define __DEFINED_FILE' src/lib/libast/include/ast.h
+
+	# Redefine iswalpha.
+	sed -i 's/#define iswalpha(w)\(.*\)/static __inline__ int isalphaw(wint_t w) { return \1; }/' src/lib/libast/features/wctype
+}
+esac
+
 do_build() {
 	if [ "$build_option_static" ]; then
 		LDFLAGS+=" -static"
 	fi
-	SHELL=/bin/sh bin/package make \
-		CC="/usr/bin/${CC}" LDFLAGS="${LDFLAGS}" CFLAGS="${CFLAGS}"
+	echo $CC
+	export SHELL=/bin/sh    # bin/package breaks on bash
+	$SHELL bin/package make \
+		CC="${CC}" LDFLAGS="${LDFLAGS}" \
+		CFLAGS="${CFLAGS} -D_GNU_SOURCE" \
+		CCFLAGS="${CFLAGS} -D_GNU_SOURCE" \
+		HOSTTYPE="$($SHELL bin/package host canon $XBPS_CROSS_TRIPLET)"
 }
 
 do_install() {