From 43062856c573d9696764e423373f8943a3747b35 Mon Sep 17 00:00:00 2001
From: John Regan <john@jrjrtech.com>
Date: Thu, 18 Jan 2018 20:35:59 -0600
Subject: [PATCH] add musl-fts as dependency

---
 README.md                    | 3 +++
 cctools/configure.ac         | 6 ++++++
 cctools/libstuff/Makefile.am | 2 ++
 3 files changed, 11 insertions(+)

diff --git a/README.md b/README.md
index 730d5398..12407fb3 100644
--- a/README.md
+++ b/README.md
@@ -34,6 +34,9 @@ Mac OS X, iOS, watchOS (untested) and tvOS (untested)
 SDKs with .tdb stubs (>= Xcode 7) require the TAPI library to be installed.  
 => https://github.com/tpoechtrager/apple-libtapi
 
+musl-libc based systems require the musl-fts library to be installed.
+=> https://github.com/pullmoll/musl-fts
+
 Optional, but recommended:
 
 `llvm-devel`               (For Link Time Optimization Support)  
diff --git a/cctools/configure.ac b/cctools/configure.ac
index d5a2cdba..c20984e6 100644
--- a/cctools/configure.ac
+++ b/cctools/configure.ac
@@ -314,6 +314,12 @@ LDFLAGS=$ORIGLDFLAGS
 CHECK_LLVM
 LDFLAGS="$LDFLAGS $LTO_RPATH"
 
+### Check for libfts (musl) ###
+
+AC_CHECK_LIB([fts],[fts_open],[
+  AC_CHECK_HEADERS([fts.h], [FTS_LIB=-lfts])], [])
+AC_SUBST(FTS_LIB)
+
 ### Check for libxar ###
 
 if test "x$LLVM_CONFIG" != "xno"; then
diff --git a/cctools/libstuff/Makefile.am b/cctools/libstuff/Makefile.am
index 0219b9ce..639a7121 100644
--- a/cctools/libstuff/Makefile.am
+++ b/cctools/libstuff/Makefile.am
@@ -2,6 +2,8 @@ noinst_LTLIBRARIES = libstuff.la
 
 libstuff_la_CFLAGS = -I$(top_srcdir)/include -I$(top_srcdir)/include/foreign -D__DARWIN_UNIX03 $(WARNINGS) $(LTO_DEF) -DPROGRAM_PREFIX="\"$(PROGRAM_PREFIX)\"" $(ENDIAN_FLAG)
 
+libstuff_la_LDFLAGS = $(FTS_LIB)
+
 libstuff_la_SOURCES =  \
 	allocate.c  \
 	apple_version.c  \