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-rw-r--r--Makefile152
-rw-r--r--klibc/Makefile3
-rw-r--r--logging.c52
-rw-r--r--udev.c83
-rw-r--r--udev.h41
5 files changed, 331 insertions, 0 deletions
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000000..c73ee42a3e
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,152 @@
+# Makefile for diethotplug
+#
+# Copyright (C) 2000,2001 Greg Kroah-Hartman <greg@kroah.com>
+#
+# 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; version 2 of the License.
+#
+# 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, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+#
+
+# Set the following to `true' to make a debuggable build.
+# Leave this set to `false' for production use.
+DEBUG = false
+
+
+ROOT = udev
+#PREFIX = diet
+VERSION = 0.01
+INSTALL_DIR = /usr/local/bin
+RELEASE_NAME = $(PREFIX)$(ROOT)-$(VERSION)
+
+
+# Comment out this line to build with something other
+# than the local version of klibc
+#KLIBC = true
+
+# If you are running a cross compiler, you may want to set this
+# to something more interesting, like "arm-linux-". I you want
+# to compile vs uClibc, that can be done here as well.
+CROSS = #/usr/i386-linux-uclibc/usr/bin/i386-uclibc-
+CC = $(CROSS)gcc
+AR = $(CROSS)ar
+STRIP = $(CROSS)strip
+
+
+# code taken from uClibc to determine the current arch
+ARCH := ${shell $(CC) -dumpmachine | sed -e s'/-.*//' -e 's/i.86/i386/' -e 's/sparc.*/sparc/' \
+ -e 's/arm.*/arm/g' -e 's/m68k.*/m68k/' -e 's/ppc/powerpc/g'}
+
+# code taken from uClibc to determine the gcc include dir
+GCCINCDIR := ${shell $(CC) -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp"}
+
+# code taken from uClibc to determine the libgcc.a filename
+GCC_LIB := $(shell $(CC) -print-libgcc-file-name )
+
+# use '-Os' optimization if available, else use -O2
+OPTIMIZATION := ${shell if $(CC) -Os -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
+ then echo "-Os"; else echo "-O2" ; fi}
+
+WARNINGS := -Wall -Wshadow -Wstrict-prototypes
+
+# Some nice architecture specific optimizations
+ifeq ($(strip $(TARGET_ARCH)),arm)
+ OPTIMIZATION+=-fstrict-aliasing
+endif
+ifeq ($(strip $(TARGET_ARCH)),i386)
+ OPTIMIZATION+=-march=i386
+ OPTIMIZATION += ${shell if $(CC) -mpreferred-stack-boundary=2 -S -o /dev/null -xc \
+ /dev/null >/dev/null 2>&1; then echo "-mpreferred-stack-boundary=2"; fi}
+ OPTIMIZATION += ${shell if $(CC) -malign-functions=0 -malign-jumps=0 -S -o /dev/null -xc \
+ /dev/null >/dev/null 2>&1; then echo "-malign-functions=0 -malign-jumps=0"; fi}
+ CFLAGS+=-pipe
+else
+ CFLAGS+=-pipe
+endif
+
+# if DEBUG is enabled, then we do not strip or optimize
+ifeq ($(strip $(DEBUG)),true)
+ CFLAGS += $(WARNINGS) -O1 -g -DDEBUG -D_GNU_SOURCE
+ LDFLAGS += -Wl,-warn-common
+ STRIPCMD = /bin/true -Since_we_are_debugging
+else
+ CFLAGS += $(WARNINGS) $(OPTIMIZATION) -fomit-frame-pointer -D_GNU_SOURCE
+ LDFLAGS += -s -Wl,-warn-common
+ STRIPCMD = $(STRIP) -s --remove-section=.note --remove-section=.comment
+endif
+
+# If we are using our version of klibc, then we need to build and link it.
+# Otherwise, use glibc and link statically.
+ifeq ($(strip $(KLIBC)),true)
+ KLIBC_DIR = klibc
+ INCLUDE_DIR := $(KLIBC_DIR)/include
+ # arch specific objects
+ ARCH_LIB_OBJS = \
+ $(KLIBC_DIR)/bin-$(ARCH)/start.o \
+ $(KLIBC_DIR)/bin-$(ARCH)/klibc.a
+
+ LIB_OBJS = $(GCC_LIB)
+
+ LIBC = $(ARCH_LIB_OBJS) $(LIB_OBJS)
+ CFLAGS += -nostdinc -I$(INCLUDE_DIR) -I$(GCCINCDIR)
+ LDFLAGS = --static --nostdlib -nostartfiles
+else
+ LIBC =
+ CFLAGS += -I$(GCCINCDIR)
+ LIB_OBJS = -lc
+ LDFLAGS = --static
+endif
+
+all: $(LIBC) $(ROOT)
+
+$(ARCH_LIB_OBJS) :
+ $(MAKE) -C klibc
+
+OBJS = udev.o \
+ logging.o
+
+
+# header files automatically generated
+GEN_HEADERS = udev_version.h
+
+# Rules on how to create the generated header files
+udev_version.h:
+ @echo \#define UDEV_VERSION \"$(VERSION)\" > $@
+
+
+$(ROOT): $(GEN_HEADERS) $(OBJS)
+ $(CC) $(LDFLAGS) -o $(ROOT) $(OBJS) $(LIB_OBJS) $(ARCH_LIB_OBJS)
+ $(STRIPCMD) $(ROOT)
+
+clean:
+ -find . \( -not -type d \) -and \( -name '*~' -o -name '*.[oas]' \) -type f -print \
+ | xargs rm -f
+ -rm -f core $(ROOT) $(GEN_HEADERS)
+ $(MAKE) -C klibc 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 )
+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"
diff --git a/klibc/Makefile b/klibc/Makefile
new file mode 100644
index 0000000000..288a862707
--- /dev/null
+++ b/klibc/Makefile
@@ -0,0 +1,3 @@
+
+clean:
+ @echo "all clean"
diff --git a/logging.c b/logging.c
new file mode 100644
index 0000000000..e074b1562c
--- /dev/null
+++ b/logging.c
@@ -0,0 +1,52 @@
+/*
+ * logging.c
+ *
+ * Simple logging functions that can be compiled away into nothing.
+ *
+ * Copyright (C) 2001-2003 Greg Kroah-Hartman <greg@kroah.com>
+ *
+ * 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, version 2 of the License.
+ *
+ * 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, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <stdarg.h>
+#include <syslog.h>
+#include "udev.h"
+
+#ifdef DEBUG
+
+static int logging_init = 0;
+
+static void init_logging (void)
+{
+ openlog ("udev", 0, LOG_DAEMON);
+ logging_init = 1;
+}
+
+/**
+ * log_message - sends a message to the logging facility
+ */
+int log_message (int level, const char *format, ...)
+{
+ va_list args;
+
+ if (!logging_init)
+ init_logging();
+ va_start (args, format);
+ vsyslog (level, format, args);
+ va_end (args);
+ return 1;
+}
+
+#endif
diff --git a/udev.c b/udev.c
new file mode 100644
index 0000000000..1ac1c98507
--- /dev/null
+++ b/udev.c
@@ -0,0 +1,83 @@
+/*
+ * udev.c
+ *
+ * Userspace devfs
+ *
+ * Copyright (C) 2003 Greg Kroah-Hartman <greg@kroah.com>
+ *
+ *
+ * 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 version 2 of the License.
+ *
+ * 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, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <stdlib.h>
+#include <string.h>
+#include "udev.h"
+#include "udev_version.h"
+
+
+static char *get_action(void)
+{
+ char *action;
+
+ action = getenv("ACTION");
+ return action;
+}
+
+
+/* yeah this should be dynamically allocated... */
+static char device[255];
+
+static char *get_device(void)
+{
+ char *temp;
+
+ temp = getenv("DEVPATH");
+ if (temp == NULL)
+ return NULL;
+ strcpy(device, SYSFS_ROOT);
+ strcat(device, temp);
+
+ return device;
+}
+
+
+int main(int argc, char *argv[])
+{
+ char *subsystem;
+ char *action;
+ char *dev;
+
+ if (argc != 2) {
+ dbg ("unknown number of arguments");
+ return 1;
+ }
+
+ subsystem = argv[1];
+
+ action = get_action();
+ if (!action) {
+ dbg ("no action?");
+ return 1;
+ }
+
+ dev = get_device();
+ if (!dev) {
+ dbg ("no device?");
+ return 1;
+ }
+
+ return 0;
+}
+
diff --git a/udev.h b/udev.h
new file mode 100644
index 0000000000..ef7175ea3a
--- /dev/null
+++ b/udev.h
@@ -0,0 +1,41 @@
+/*
+ * udev.h
+ *
+ * Userspace devfs
+ *
+ * Copyright (C) 2003 Greg Kroah-Hartman <greg@kroah.com>
+ *
+ * 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 version 2 of the License.
+ *
+ * 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, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#ifndef UDEV_H
+#define UDEV_H
+
+
+#ifdef DEBUG
+#include <syslog.h>
+ #define dbg(format, arg...) do { log_message (LOG_DEBUG, __FUNCTION__ ": " format, ## arg); } while (0)
+#else
+ #define dbg(format, arg...) do { } while (0)
+#endif
+
+
+/* Lots of constants that should be in a config file sometime */
+#define SYSFS_ROOT "/sys"
+#define MKNOD "/bin/mknod"
+
+
+#endif
+