openocd: drop dependency from libusb0

Now that the old drivers have been converted to libusb1, there is
no need to keep the build dependency from libusb0.

Drop libusb0 from configure and makefiles, remove the libusb0
helper and remove libusb0 and libusb-compat from the README files.

Change-Id: Icc05be74ae5971ba6cbb67d39107c709a4d826e6
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/5993
Tested-by: jenkins

4 files changed, 1 insertions, 91 deletions

diff --git a/src/jtag/aice/Makefile.am b/src/jtag/aice/Makefile.am
index 97e3825..b6a7ba9 100644
--- a/src/jtag/aice/Makefile.am
+++ b/src/jtag/aice/Makefile.am
@@ -1,6 +1,6 @@
 noinst_LTLIBRARIES += %D%/libocdaice.la
 
-%C%_libocdaice_la_CPPFLAGS = -I$(top_srcdir)/src/jtag/drivers $(AM_CPPFLAGS) $(LIBUSB1_CFLAGS) $(LIBUSB0_CFLAGS)
+%C%_libocdaice_la_CPPFLAGS = -I$(top_srcdir)/src/jtag/drivers $(AM_CPPFLAGS) $(LIBUSB1_CFLAGS)
 %C%_libocdaice_la_SOURCES = \
 	%D%/aice_transport.c \
 	%D%/aice_interface.c \
diff --git a/src/jtag/drivers/Makefile.am b/src/jtag/drivers/Makefile.am
index f7a54b0..da60f36 100644
--- a/src/jtag/drivers/Makefile.am
+++ b/src/jtag/drivers/Makefile.am
@@ -27,12 +27,6 @@ DRIVERFILES += %D%/libusb_helper.c
 %C%_libocdjtagdrivers_la_LIBADD += $(LIBUSB1_LIBS)
 endif
 
-if USE_LIBUSB0
-DRIVERFILES += %D%/usb_common.c
-%C%_libocdjtagdrivers_la_CPPFLAGS += $(LIBUSB0_CFLAGS)
-%C%_libocdjtagdrivers_la_LIBADD += $(LIBUSB0_LIBS)
-endif
-
 if USE_LIBFTDI
 %C%_libocdjtagdrivers_la_CPPFLAGS += $(LIBFTDI_CFLAGS)
 %C%_libocdjtagdrivers_la_LIBADD += $(LIBFTDI_LIBS)
@@ -203,7 +197,6 @@ DRIVERHEADERS = \
 	%D%/rlink_dtc_cmd.h \
 	%D%/rlink_ep1_cmd.h \
 	%D%/rlink_st7.h \
-	%D%/usb_common.h \
 	%D%/versaloon/usbtoxxx/usbtoxxx.h \
 	%D%/versaloon/usbtoxxx/usbtoxxx_internal.h \
 	%D%/versaloon/versaloon.h \
diff --git a/src/jtag/drivers/usb_common.c b/src/jtag/drivers/usb_common.c
deleted file mode 100644
index 1b7602d..0000000
--- a/src/jtag/drivers/usb_common.c
+++ /dev/null
@@ -1,57 +0,0 @@
-/***************************************************************************
- *   Copyright (C) 2009 by Zachary T Welch <zw@superlucidity.net>          *
- *                                                                         *
- *   This program is free software; you can redistribute it and/or modify  *
- *   it under the terms of the GNU General Public License as published by  *
- *   the Free Software Foundation; either version 2 of the License, or     *
- *   (at your option) any later version.                                   *
- *                                                                         *
- *   This program is distributed in the hope that it will be useful,       *
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
- *   GNU General Public License for more details.                          *
- *                                                                         *
- *   You should have received a copy of the GNU General Public License     *
- *   along with this program.  If not, see <http://www.gnu.org/licenses/>. *
- ***************************************************************************/
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-#include "usb_common.h"
-#include "log.h"
-
-
-static bool jtag_usb_match(struct usb_device *dev,
-		const uint16_t vids[], const uint16_t pids[])
-{
-	for (unsigned i = 0; vids[i] && pids[i]; i++) {
-		if (dev->descriptor.idVendor == vids[i] &&
-			dev->descriptor.idProduct == pids[i])
-			return true;
-	}
-	return false;
-}
-
-int jtag_usb_open(const uint16_t vids[], const uint16_t pids[],
-		struct usb_dev_handle **out)
-{
-	usb_find_busses();
-	usb_find_devices();
-
-	struct usb_bus *busses = usb_get_busses();
-	for (struct usb_bus *bus = busses; bus; bus = bus->next) {
-		for (struct usb_device *dev = bus->devices; dev; dev = dev->next) {
-			if (!jtag_usb_match(dev, vids, pids))
-				continue;
-
-			*out = usb_open(dev);
-			if (NULL == *out) {
-				LOG_ERROR("usb_open() failed with %s", usb_strerror());
-				return ERROR_FAIL;
-			}
-			return ERROR_OK;
-		}
-	}
-	return ERROR_FAIL;
-}
diff --git a/src/jtag/drivers/usb_common.h b/src/jtag/drivers/usb_common.h
deleted file mode 100644
index 4d2bd26..0000000
--- a/src/jtag/drivers/usb_common.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/***************************************************************************
- *   Copyright (C) 2009 by Zachary T Welch <zw@superlucidity.net>          *
- *                                                                         *
- *   This program is free software; you can redistribute it and/or modify  *
- *   it under the terms of the GNU General Public License as published by  *
- *   the Free Software Foundation; either version 2 of the License, or     *
- *   (at your option) any later version.                                   *
- *                                                                         *
- *   This program is distributed in the hope that it will be useful,       *
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
- *   GNU General Public License for more details.                          *
- *                                                                         *
- *   You should have received a copy of the GNU General Public License     *
- *   along with this program.  If not, see <http://www.gnu.org/licenses/>. *
- ***************************************************************************/
-
-#ifndef OPENOCD_JTAG_DRIVERS_USB_COMMON_H
-#define OPENOCD_JTAG_DRIVERS_USB_COMMON_H
-
-#include <usb.h>
-
-int jtag_usb_open(const uint16_t vids[], const uint16_t pids[],
-		struct usb_dev_handle **out);
-
-#endif /* OPENOCD_JTAG_DRIVERS_USB_COMMON_H */