From f2611e023717f7795e170405d63c4ca0ba925a13 Mon Sep 17 00:00:00 2001
From: CodeforEvolution <secundaja@gmail.com>
Date: Wed, 29 Jan 2020 21:16:07 +0200
Subject: [PATCH] Changes to Build System for Haiku

Co-authored-by: @CodeforEvolution
Co-authored-by: Luca Weiss <luca@z3ntu.xyz>
Co-authored-by: Begasus <begasus@gmail.com>
Co-authored-by: Panagiotis Vasilopoulos <hello@alwayslivid.com>
---
 Makefile.am            |  4 ++++
 configure.ac           | 14 ++++++++++++++
 libusb/Makefile-manual |  4 ++++
 libusb/Makefile.am     |  7 +++++++
 libusb/Makefile.haiku  | 39 +++++++++++++++++++++++++++++++++++++++
 5 files changed, 68 insertions(+)
 create mode 100644 libusb/Makefile.haiku

diff --git a/Makefile.am b/Makefile.am
index a6e47e8..00bcb73 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -31,6 +31,10 @@ if OS_KFREEBSD
 SUBDIRS += libusb
 endif
 
+if OS_HAIKU
+SUBDIRS += libusb
+endif
+
 if OS_WINDOWS
 SUBDIRS += windows
 endif
diff --git a/configure.ac b/configure.ac
index 0bf8209..a8f2a84 100644
--- a/configure.ac
+++ b/configure.ac
@@ -109,6 +109,19 @@ case $host in
 	LIBS_LIBUSB_PRIVATE="${LIBS_LIBUSB_PRIVATE} $libusb_LIBS"
 	CFLAGS_LIBUSB="${CFLAGS_LIBUSB} $libusb_CFLAGS"
 	;;
+*-*-haiku)
+	AC_MSG_RESULT([ (Haiku back-end)])
+	AC_DEFINE(OS_HAIKU, 1, [Haiku implementation])
+	AC_SUBST(OS_HAIKU)
+	backend="libusb"
+	os="haiku"
+	threads="pthreads"
+
+	PKG_CHECK_MODULES([libusb], [libusb-1.0 >= 1.0.9], true, [hidapi_lib_error libusb-1.0])
+	LIBS_LIBUSB_PRIVATE="${LIBS_LIBUSB_PRIVATE} $libusb_LIBS"
+	CFLAGS_LIBUSB="${CFLAGS_LIBUSB} $libusb_CFLAGS"
+	AC_CHECK_LIB([iconv], [libiconv_open], [LIBS_LIBUSB_PRIVATE="${LIBS_LIBUSB_PRIVATE} -liconv"], [hidapi_lib_error libiconv])
+	;;
 *-mingw*)
 	AC_MSG_RESULT([ (Windows back-end, using MinGW)])
 	backend="windows"
@@ -215,6 +228,7 @@ AM_CONDITIONAL(OS_LINUX, test "x$os" = xlinux)
 AM_CONDITIONAL(OS_DARWIN, test "x$os" = xdarwin)
 AM_CONDITIONAL(OS_FREEBSD, test "x$os" = xfreebsd)
 AM_CONDITIONAL(OS_KFREEBSD, test "x$os" = xkfreebsd)
+AM_CONDITIONAL(OS_HAIKU, test "x$os" = xhaiku)
 AM_CONDITIONAL(OS_WINDOWS, test "x$os" = xwindows)
 
 AC_CONFIG_HEADERS([config.h])
diff --git a/libusb/Makefile-manual b/libusb/Makefile-manual
index c0fe868..0acf707 100644
--- a/libusb/Makefile-manual
+++ b/libusb/Makefile-manual
@@ -10,6 +10,10 @@ ifeq ($(OS), FreeBSD)
 	FILE=Makefile.freebsd
 endif
 
+ifeq ($(OS), Haiku)
+	FILE=Makefile.haiku
+endif
+
 ifeq ($(FILE), )
 all:
 	$(error Your platform ${OS} is not supported by hidapi/libusb at this time.)
diff --git a/libusb/Makefile.am b/libusb/Makefile.am
index 13c9d35..1da06bc 100644
--- a/libusb/Makefile.am
+++ b/libusb/Makefile.am
@@ -21,6 +21,13 @@ libhidapi_la_LDFLAGS = $(LTLDFLAGS)
 libhidapi_la_LIBADD = $(LIBS_LIBUSB)
 endif
 
+if OS_HAIKU
+lib_LTLIBRARIES = libhidapi.la
+libhidapi_la_SOURCES = hid.c
+libhidapi_la_LDFLAGS = $(LTLDFLAGS)
+libhidapi_la_LIBADD = $(LIBS_LIBUSB)
+endif
+
 hdrdir = $(includedir)/hidapi
 hdr_HEADERS = $(top_srcdir)/hidapi/hidapi.h
 
diff --git a/libusb/Makefile.haiku b/libusb/Makefile.haiku
new file mode 100644
index 0000000..975e8ba
--- /dev/null
+++ b/libusb/Makefile.haiku
@@ -0,0 +1,39 @@
+###########################################
+# Simple Makefile for HIDAPI test program
+#
+# Alan Ott
+# Signal 11 Software
+# 2010-06-01
+###########################################
+
+all: hidtest libs
+
+libs: libhidapi.so
+
+CC       ?= cc
+CFLAGS   ?= -Wall -g -fPIC
+
+COBJS     = hid.o ../hidtest/test.o
+OBJS      = $(COBJS)
+INCLUDES  = -I../hidapi -I/usr/local/include
+LDFLAGS   = -L/usr/local/lib
+LIBS      = -lusb -liconv -pthread
+
+
+# Console Test Program
+hidtest: $(OBJS)
+    $(CC) $(CFLAGS) $(LDFLAGS) $^ -o $@ $(LIBS)
+
+# Shared Libs
+libhidapi.so: $(COBJS)
+    $(CC) $(LDFLAGS) -shared -Wl,-soname,$@.0 $^ -o $@ $(LIBS)
+
+# Objects
+$(COBJS): %.o: %.c
+    $(CC) $(CFLAGS) -c $(INCLUDES) $< -o $@
+
+
+clean:
+    rm -f $(OBJS) hidtest libhidapi.so ../hidtest/hidtest.o
+
+.PHONY: clean libs