package/musl-fts: new package

This package provides a replacement implementation for <fts.h>
functions missing from musl and uClibc-ng.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Reviewed-by: Matt Weber <matthew.weber@rockwellcollins.com>
[Arnout: move v from VERSION to SITE, as suggested by Matt]
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>

DEVELOPERS

@@ -2304,6 +2304,7 @@ F:	package/monit/
 F:	package/mpdecimal/
 F:	package/msmtp/
 F:	package/musl/
+F:	package/musl-fts/
 F:	package/ne10/
 F:	package/pkg-python.mk
 F:	package/pkg-autotools.mk

package/Config.in

@@ -1775,6 +1775,7 @@ endif
 	source "package/msgpack/Config.in"
 	source "package/mtdev2tuio/Config.in"
 	source "package/musl-compat-headers/Config.in"
+	source "package/musl-fts/Config.in"
 	source "package/openblas/Config.in"
 	source "package/orc/Config.in"
 	source "package/p11-kit/Config.in"

package/musl-fts/Config.in

@@ -0,0 +1,7 @@
+config BR2_PACKAGE_MUSL_FTS
+	bool "musl-fts"
+	depends on !BR2_TOOLCHAIN_USES_GLIBC
+	help
+	  The musl-fts package implements the fts(3) functions
+	  fts_open, fts_read, fts_children, fts_set and fts_close,
+	  which are missing in musl and uClibc-ng C libraries.

package/musl-fts/musl-fts.hash

@@ -0,0 +1,3 @@
+# Locally calculated
+sha256	  49ae567a96dbab22823d045ffebe0d6b14b9b799925e9ca9274d47d26ff482a6  musl-fts-1.2.7.tar.gz
+sha256	  55af87e4017668f54467a3380e7ebbac5e672d8c763bfe95e6fc882a6fdc4046  COPYING

package/musl-fts/musl-fts.mk

@@ -0,0 +1,21 @@
+################################################################################
+#
+# musl-fts
+#
+################################################################################
+
+MUSL_FTS_VERSION = 1.2.7
+MUSL_FTS_SITE = $(call github,void-linux,musl-fts,v$(MUSL_FTS_VERSION))
+MUSL_FTS_AUTORECONF = YES
+MUSL_FTS_LICENSE = BSD-3-Clause
+MUSL_FTS_LICENSE_FILES = COPYING
+# pkg-config needed for autoreconf
+MUSL_FTS_DEPENDENCIES = host-pkgconf
+MUSL_FTS_INSTALL_STAGING = YES
+
+define MUSL_FTS_CREATE_M4_DIR
+	mkdir -p $(@D)/m4
+endef
+MUSL_FTS_POST_PATCH_HOOKS += MUSL_FTS_CREATE_M4_DIR
+
+$(eval $(autotools-package))