add portability fixes for toolchain/tools (full tools/toolchain build works on osx now)

git-svn-id: svn://svn.openwrt.org/openwrt/branches/buildroot-ng/openwrt@4867 3c298f89-4303-0410-b956-a3cf2f4a3e73

10 files changed, 170 insertions, 11 deletions

diff --git a/include/host-build.mk b/include/host-build.mk
index 9a5a41317e..c19cb8fd1c 100644
--- a/include/host-build.mk
+++ b/include/host-build.mk
@@ -4,6 +4,7 @@
 # This is free software, licensed under the GNU General Public License v2.
 # See /LICENSE for more information.
 #
+OS:=$(shell uname)
 ifneq ($(strip $(PKG_CAT)),)
   ifeq ($(PKG_CAT),unzip)
     UNPACK=unzip -d $(PKG_BUILD_DIR) $(DL_DIR)/$(PKG_SOURCE)
diff --git a/rules.mk b/rules.mk
index f0d21a2797..eebc758224 100644
--- a/rules.mk
+++ b/rules.mk
@@ -106,7 +106,7 @@ IPKG:= \
 
 # invoke ipkg-build with some default options
 IPKG_BUILD:= \
-  ipkg-build -c -o root -g root
+  ipkg-build -c -o 0 -g 0
 
 ifeq ($(CONFIG_ENABLE_LOCALE),true)
   DISABLE_NLS:=
diff --git a/toolchain/Makefile b/toolchain/Makefile
index d324325a68..ed563f00ed 100644
--- a/toolchain/Makefile
+++ b/toolchain/Makefile
@@ -37,12 +37,6 @@ TOOLCHAIN_STAMP_DIR:=$(STAGING_DIR)/stampfiles
 $(TOOLCHAIN_STAMP_DIR):
 	mkdir -p $@
 
-$(STAGING_DIR):
-	@mkdir -p $@/lib
-	@mkdir -p $@/include
-	@mkdir -p $@/$(REAL_GNU_TARGET_NAME)
-	@ln -sf ../lib $@/$(REAL_GNU_TARGET_NAME)/lib
-
 $(TOOLCHAIN_BUILD_DIR):
 	@mkdir -p $@
 
diff --git a/tools/Makefile b/tools/Makefile
index 21d6a94f9a..741fd48f6a 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -28,8 +28,10 @@ $(TOOL_STAMP_DIR):
 $(STAGING_DIR):
 	@mkdir -p $@/lib
 	@mkdir -p $@/include
-	@mkdir -p $@/$(REAL_GNU_TARGET_NAME)
+	@mkdir -p $@/include-host
+	$(CP) ./include/*.h $@/include-host/
 	@ln -sf ../lib $@/$(REAL_GNU_TARGET_NAME)/lib
+	@mkdir -p $@/$(REAL_GNU_TARGET_NAME)
 
 $(TOOL_BUILD_DIR):
 	@mkdir -p $@
diff --git a/tools/include/byteswap.h b/tools/include/byteswap.h
new file mode 100644
index 0000000000..61047167c3
--- /dev/null
+++ b/tools/include/byteswap.h
@@ -0,0 +1,3 @@
+#ifdef __linux__
+#include_next <byteswap.h>
+#endif
diff --git a/tools/include/endian.h b/tools/include/endian.h
new file mode 100644
index 0000000000..4ea34cdd0f
--- /dev/null
+++ b/tools/include/endian.h
@@ -0,0 +1,29 @@
+#ifndef __endian_compat_h
+#define __endian_compat_h
+
+#if defined(__linux__)
+#include_next <endian.h>
+#elif defined(__APPLE__)
+#include <machine/endian.h>
+#include <machine/byte_order.h>
+#define bswap_16(x) NXSwapShort(x)
+#define bswap_32(x) NXSwapInt(x)
+#define bswap_64(x) NXSwapLongLong(x)
+#else
+#include <machine/endian.h>
+#define bswap_16(x) swap16(x)
+#define bswap_32(x) swap32(x)
+#define bswap_64(x) swap64(x)
+#endif
+
+#ifndef __BYTE_ORDER
+#define __BYTE_ORDER BYTE_ORDER
+#endif
+#ifndef __BIG_ENDIAN
+#define __BIG_ENDIAN BIG_ENDIAN
+#endif
+#ifndef __LITTLE_ENDIAN
+#define __LITTLE_ENDIAN LITTLE_ENDIAN
+#endif
+
+#endif
diff --git a/tools/include/getline.h b/tools/include/getline.h
new file mode 100644
index 0000000000..219be75204
--- /dev/null
+++ b/tools/include/getline.h
@@ -0,0 +1,62 @@
+/*-
+ * Copyright (c) 2006 SPARTA, Inc.
+ * All rights reserved.
+ *
+ * This software was developed by SPARTA ISSO under SPAWAR contract
+ * N66001-04-C-6019 ("SEFOS").
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef __linux__
+#include <sys/types.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+/*
+ * Emulate glibc getline() via BSD fgetln().
+ * Note that outsize is not changed unless memory is allocated.
+ */
+static inline ssize_t
+getline(char **outbuf, size_t *outsize, FILE *fp)
+{
+	char *buf;
+	size_t len;
+
+	buf = fgetln(fp, &len);
+	if (buf == NULL)
+		return (-1);
+
+	/* Assumes realloc() accepts NULL for ptr (C99) */
+	if (*outbuf == NULL || *outsize < len + 1) {
+		void *tmp = realloc(*outbuf, len + 1);
+		if (tmp == NULL)
+			return (-1);
+		*outbuf = tmp;
+		*outsize = len + 1;
+	}
+	memcpy(*outbuf, buf, len);
+	(*outbuf)[len] = '\0';
+	return (len);
+}
+#endif
diff --git a/tools/mkimage/src/mkimage.c b/tools/mkimage/src/mkimage.c
index 6490da8c1c..136075c50a 100644
--- a/tools/mkimage/src/mkimage.c
+++ b/tools/mkimage/src/mkimage.c
@@ -440,7 +440,7 @@ NXTARG:		;
 	}
 
 	/* We're a bit of paranoid */
-#if defined(_POSIX_SYNCHRONIZED_IO) && !defined(__sun__) && !defined(__FreeBSD__)
+#if defined(_POSIX_SYNCHRONIZED_IO) && !defined(__sun__) && !defined(__FreeBSD__) && !defined(__APPLE__)
 	(void) fdatasync (ifd);
 #else
 	(void) fsync (ifd);
@@ -490,7 +490,7 @@ NXTARG:		;
 	(void) munmap((void *)ptr, sbuf.st_size);
 
 	/* We're a bit of paranoid */
-#if defined(_POSIX_SYNCHRONIZED_IO) && !defined(__sun__) && !defined(__FreeBSD__)
+#if defined(_POSIX_SYNCHRONIZED_IO) && !defined(__sun__) && !defined(__FreeBSD__) && !defined(__APPLE__)
 	(void) fdatasync (ifd);
 #else
 	(void) fsync (ifd);
diff --git a/tools/mtd-utils/Makefile b/tools/mtd-utils/Makefile
index a0a26776f7..55dd88a785 100644
--- a/tools/mtd-utils/Makefile
+++ b/tools/mtd-utils/Makefile
@@ -18,8 +18,13 @@ PKG_BUILD_DIR:=$(TOOL_BUILD_DIR)/$(PKG_NAME)-$(PKG_VERSION).orig
 
 include $(INCLUDE_DIR)/host-build.mk
 
+CFLAGS := $(HOSTCFLAGS) -O2 -I../include
+ifneq ($(OS),Linux)
+CFLAGS += -Dloff_t=off_t -D__BYTE_ORDER=BYTE_ORDER -I$(STAGING_DIR)/include-host -include getline.h
+endif
+
 define Build/Compile
-	$(MAKE) -C $(PKG_BUILD_DIR)/util LINUXDIR=$(LINUX_HEADERS_DIR)
+	$(MAKE) -C $(PKG_BUILD_DIR)/util LINUXDIR="$(LINUX_HEADERS_DIR)" CFLAGS="$(CFLAGS)" TARGETS=mkfs.jffs2
 endef
 
 define Build/Install
diff --git a/tools/mtd-utils/patches/110-portability_fix.patch b/tools/mtd-utils/patches/110-portability_fix.patch
new file mode 100644
index 0000000000..b5e91d576b
--- /dev/null
+++ b/tools/mtd-utils/patches/110-portability_fix.patch
@@ -0,0 +1,63 @@
+diff -urN mtd.old/include/asm/types.h mtd.dev/include/asm/types.h
+--- mtd.old/include/asm/types.h	1970-01-01 01:00:00.000000000 +0100
++++ mtd.dev/include/asm/types.h	2006-09-27 16:50:03.000000000 +0200
+@@ -0,0 +1,3 @@
++#ifdef linux
++#include_next <asm/types.h>
++#endif
+diff -urN mtd.old/util/mkfs.jffs2.c mtd.dev/util/mkfs.jffs2.c
+--- mtd.old/util/mkfs.jffs2.c	2004-11-27 00:00:13.000000000 +0100
++++ mtd.dev/util/mkfs.jffs2.c	2006-09-27 16:51:56.000000000 +0200
+@@ -68,6 +68,7 @@
+ #include <zlib.h>
+ #undef crc32
+ #include "crc32.h"
++#include <endian.h>
+ 
+ /* Do not use the wierd XPG version of basename */
+ #undef basename
+@@ -1032,7 +1033,7 @@
+ 			case S_IFDIR:
+ 				if (verbose) {
+ 					printf("\td %04o %9lu %5d:%-3d %s\n",
+-							e->sb.st_mode & ~S_IFMT, e->sb.st_size,
++							e->sb.st_mode & ~S_IFMT, (unsigned long)e->sb.st_size,
+ 							(int) (e->sb.st_uid), (int) (e->sb.st_gid),
+ 							e->name);
+ 				}
+@@ -1041,7 +1042,7 @@
+ 			case S_IFSOCK:
+ 				if (verbose) {
+ 					printf("\ts %04o %9lu %5d:%-3d %s\n",
+-							e->sb.st_mode & ~S_IFMT, e->sb.st_size,
++							e->sb.st_mode & ~S_IFMT, (unsigned long)e->sb.st_size,
+ 							(int) e->sb.st_uid, (int) e->sb.st_gid, e->name);
+ 				}
+ 				write_pipe(e);
+@@ -1049,7 +1050,7 @@
+ 			case S_IFIFO:
+ 				if (verbose) {
+ 					printf("\tp %04o %9lu %5d:%-3d %s\n",
+-							e->sb.st_mode & ~S_IFMT, e->sb.st_size,
++							e->sb.st_mode & ~S_IFMT, (unsigned long)e->sb.st_size,
+ 							(int) e->sb.st_uid, (int) e->sb.st_gid, e->name);
+ 				}
+ 				write_pipe(e);
+@@ -1075,7 +1076,7 @@
+ 			case S_IFLNK:
+ 				if (verbose) {
+ 					printf("\tl %04o %9lu %5d:%-3d %s -> %s\n",
+-							e->sb.st_mode & ~S_IFMT, e->sb.st_size,
++							e->sb.st_mode & ~S_IFMT, (unsigned long)e->sb.st_size,
+ 							(int) e->sb.st_uid, (int) e->sb.st_gid, e->name,
+ 							e->link);
+ 				}
+@@ -1084,7 +1085,7 @@
+ 			case S_IFREG:
+ 				if (verbose) {
+ 					printf("\tf %04o %9lu %5d:%-3d %s\n",
+-							e->sb.st_mode & ~S_IFMT, e->sb.st_size,
++							e->sb.st_mode & ~S_IFMT, (unsigned long)e->sb.st_size,
+ 							(int) e->sb.st_uid, (int) e->sb.st_gid, e->name);
+ 				}
+ 				write_regular_file(e);