[PATCH] klibc specific tweaks

Makefile.klibc

@@ -106,7 +106,7 @@ endif
 # If we are using our version of klibc, then we need to build and link it.
 # Otherwise, use glibc and link statically.
 ifeq ($(strip $(KLIBC)),true)
-	KLIBC_DIR	= /home/greg/src/klibc/klibc/klibc
+	KLIBC_DIR	= klibc/klibc
 	INCLUDE_DIR	:= $(KLIBC_DIR)/include
 	# arch specific objects
 	LIBGCC		= $(shell $(CC) --print-libgcc)
@@ -120,7 +120,7 @@ ifeq ($(strip $(KLIBC)),true)
 #	LIB_OBJS =	$(GCC_LIB)
 
 	LIBC =	$(ARCH_LIB_OBJS) $(LIB_OBJS)
-	CFLAGS += -nostdinc -I$(INCLUDE_DIR) -I$(INCLUDE_DIR)/bits32 -I/home/greg/linux/linux-2.5/include -I$(GCCINCDIR)
+	CFLAGS += -nostdinc -I$(INCLUDE_DIR) -I$(INCLUDE_DIR)/bits32 -I/home/greg/linux/linux-2.5/include -I$(GCCINCDIR) -D__KLIBC__
 	LDFLAGS =
 #	LDFLAGS = --static --nostdlib -nostartfiles
 else
@@ -130,15 +130,21 @@ else
 	LDFLAGS = --static 
 endif
 
-LIB=libsysfs
-
 all: $(LIBC) $(ROOT)
 
 $(ARCH_LIB_OBJS) :
 	$(MAKE) -C klibc
 
-LIBSYSFS = libsysfs/libsysfs.a
-TDB = tdb/tdb.o tdb/spinlock.o
+TDB =	tdb/tdb.o	\
+	tdb/spinlock.o
+
+SYSFS =	libsysfs/sysfs_bus.o	\
+	libsysfs/sysfs_class.o	\
+	libsysfs/sysfs_device.o	\
+	libsysfs/sysfs_dir.o	\
+	libsysfs/sysfs_driver.o	\
+	libsysfs/sysfs_utils.o	\
+	libsysfs/dlist.o
 
 OBJS =	udev.o		\
 	udev-add.o	\
@@ -146,14 +152,10 @@ OBJS =	udev.o		\
 	udevdb.o	\
 	logging.o	\
 	namedev.o	\
+	klibc.o		\
+	$(SYSFS)	\
 	$(TDB)
 
-libsysfs/libsysfs.a:
-	$(MAKE) -C libsysfs
-
-tdb/tdb.o:
-	$(MAKE) -C tdb
-
 # header files automatically generated
 GEN_HEADERS =	udev_version.h
 
@@ -165,7 +167,7 @@ udev_version.h:
 
 
 $(ROOT): $(GEN_HEADERS) $(OBJS)
-#	$(CC) $(LDFLAGS) -o $(ROOT) $(OBJS) $(LIB_OBJS) $(ARCH_LIB_OBJS)
+	$(CC) $(LDFLAGS) -o $(ROOT) $(OBJS) $(LIB_OBJS) $(ARCH_LIB_OBJS)
 	$(LD) $(LDFLAGS) -o $(ROOT) $(KLIBC_DIR)/crt0.o $(OBJS) $(LIB_OBJS) $(ARCH_LIB_OBJS)
 	$(STRIPCMD) $(ROOT)
 
@@ -174,24 +176,4 @@ clean:
 	 | xargs rm -f 
 	-rm -f core $(ROOT) $(GEN_HEADERS)
 	$(MAKE) -C klibc clean
-	$(MAKE) -C libsysfs clean
-	$(MAKE) -C tdb clean
 
-DISTFILES = $(shell find . \( -not -name '.' \) -print | grep -v CVS | grep -v "\.tar\.gz" | grep -v "\/\." | grep -v releases | grep -v BitKeeper | grep -v SCCS | grep -v "\.tdb" | grep -v "test\/sys" | sort )
-DISTDIR := $(RELEASE_NAME)
-srcdir = .
-release: $(DISTFILES) clean
-#	@echo $(DISTFILES)
-	@-rm -rf $(DISTDIR)
-	@mkdir $(DISTDIR)
-	@-chmod 777 $(DISTDIR)
-	@for file in $(DISTFILES); do			\
-		if test -d $$file; then			\
-		  	mkdir $(DISTDIR)/$$file;	\
-		else					\
-			cp -p $$file $(DISTDIR)/$$file;	\
-		fi;					\
-	done
-	@tar -c $(DISTDIR) | gzip -9 > $(RELEASE_NAME).tar.gz
-	@rm -rf $(DISTDIR)
-	@echo "Built $(RELEASE_NAME).tar.gz"

klibc.c

@@ -0,0 +1,33 @@
+
+#ifdef __KLIBC__
+
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+
+char *strerror(int errnum)
+{
+	return "some error";
+}
+
+int strcasecmp(const char *s1, const char *s2)
+{
+	char *n1;
+	char *n2;
+	int retval;
+	int i;
+
+	n1 = strdup(s1);
+	n2 = strdup(s2);
+	
+	for (i = 0; i < strlen(n1); ++i)
+		n1[i] = toupper(n1[i]);
+	for (i = 0; i < strlen(n2); ++i)
+		n2[i] = toupper(n2[i]);
+	retval = strcmp(n1, n2);
+	free(n1);
+	free(n2);
+	return retval;
+}
+	
+#endif

klibc/klibc/include/signal.h

@@ -22,6 +22,8 @@
 # define NSIG _NSIG
 #endif
 
+typedef int sig_atomic_t;
+
 __extern const char * const sys_siglist[];
 
 /* This assumes sigset_t is either an unsigned long or an array of such,

libsysfs/sysfs_dir.c

@@ -266,7 +266,11 @@ int sysfs_read_attribute(struct sysfs_attribute *sysattr)
 			sysattr->path);
 		return -1;
 	}
+#ifdef __KLIBC__
+	pgsize = 0x4000;
+#else
 	pgsize = getpagesize();
+#endif
 	fbuf = (unsigned char *)calloc(1, pgsize+1);
 	if (fbuf == NULL) {
 		dprintf("calloc failed\n");

libsysfs/sysfs_utils.c

@@ -22,6 +22,9 @@
  */
 #include "libsysfs.h"
 #include "sysfs.h"
+#ifndef __KLIBC__
+#include <mntent.h>
+#endif
 
 /**
  * sysfs_get_mnt_path: Gets the mount point for specified filesystem.
@@ -33,6 +36,10 @@
 static int sysfs_get_fs_mnt_path(const unsigned char *fs_type, 
 				unsigned char *mnt_path, size_t len)
 {
+#ifdef __KLIBC__
+	strcpy(mnt_path, "/sys");
+	return 0;
+#else
 	FILE *mnt;
 	struct mntent *mntent;
 	int ret = 0;
@@ -66,6 +73,7 @@ static int sysfs_get_fs_mnt_path(const unsigned char *fs_type,
 		ret = -1;
 	}
 	return ret;
+#endif
 }
 
 /*

namedev.c

@@ -527,10 +527,12 @@ static int exec_callout(struct config_device *dev, char *value, int len)
 			retval = -1;
 		}
 
+#ifndef __KLIBC__
 		if (!WIFEXITED(status) || (WEXITSTATUS(status) != 0)) {
 			dbg("callout program status 0x%x", status);
 			retval = -1;
 		}
+#endif
 	}
 	return retval;
 }

udev-add.c

@@ -73,10 +73,17 @@ static int create_node(struct udevice *dev)
 {
 	char filename[255];
 	int retval = 0;
+	dev_t res;
 
 	strncpy(filename, udev_root, sizeof(filename));
 	strncat(filename, dev->name, sizeof(filename));
 
+#ifdef __KLIBC__
+	res = (dev->major << 8) | (dev->minor);
+#else
+	res = makedev(dev->major, dev->minor);
+#endif
+
 	switch (dev->type) {
 	case 'b':
 		dev->mode |= S_IFBLK;
@@ -94,7 +101,7 @@ static int create_node(struct udevice *dev)
 	}
 
 	dbg("mknod(%s, %#o, %u, %u)", filename, dev->mode, dev->major, dev->minor);
-	retval = mknod(filename, dev->mode, makedev(dev->major, dev->minor));
+	retval = mknod(filename, dev->mode, res);
 	if (retval)
 		dbg("mknod(%s, %#o, %u, %u) failed with error '%s'",
 		    filename, dev->mode, dev->major, dev->minor, strerror(errno));