reorganized grub-emu sources to suite upcoming automake build system

conf/any-emu.rmk

@@ -10,11 +10,11 @@ kernel_img_SOURCES = kern/device.c kern/disk.c kern/dl.c kern/env.c	\
 	kern/parser.c kern/partition.c kern/term.c			\
 	kern/rescue_reader.c kern/rescue_parser.c			\
 	\
-	util/console.c  util/grub-emu.c util/misc.c			\
-	util/hostdisk.c util/getroot.c util/mm.c util/time.c		\
+	kern/emu/misc.c kern/emu/getroot.c kern/emu/time.c		\
+	kern/emu/hostdisk.c kern/emu/hostfs.c kern/emu/console.c	\
 	\
-	gnulib/progname.c util/hostfs.c disk/host.c
-kernel_img_HEADERS += datetime.h util/misc.h
+	gnulib/progname.c disk/host.c
+kernel_img_HEADERS += datetime.h emu/misc.h
 kernel_img_CFLAGS = $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) -Wno-undef -I$(srcdir)/gnulib
 kernel_img_LDFLAGS = $(COMMON_LDFLAGS)
 TARGET_NO_STRIP = yes
@@ -49,7 +49,7 @@ ifeq ($(enable_grub_emu_usb), yes)
 kernel_img_HEADERS += libusb.h
 
 pkglib_MODULES += libusb.mod
-libusb_mod_SOURCES = util/usb.c
+libusb_mod_SOURCES = bus/usb/emu/usb.c
 libusb_mod_CFLAGS = 
 libusb_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
@@ -76,7 +76,7 @@ endif
 
 ifeq ($(enable_grub_emu_sdl), yes)
 pkglib_MODULES += sdl.mod
-sdl_mod_SOURCES = util/sdl.c
+sdl_mod_SOURCES = video/emu/sdl.c
 sdl_mod_CFLAGS = 
 sdl_mod_LDFLAGS = $(COMMON_LDFLAGS)
 grub_emu_LDFLAGS += $(LIBSDL)
@@ -106,8 +106,13 @@ ifneq ($(TARGET_NO_MODULES), yes)
 grub-emu: $(pkglib_PROGRAMS)
 	$(CC) -o $@ $(pkglib_PROGRAMS) $(grub_emu_LDFLAGS) $(LDFLAGS)
 else
+
+pkglib_MODULES += emu.mod
+emu_mod_SOURCES = kern/emu/main.c
+emu_mod_CFLAGS = -I$(srcdir)/gnulib
+
 grub-emu: $(pkglib_MODULES) $(pkglib_PROGRAMS)
-	$(CC) -o $@ $(pkglib_MODULES) $(pkglib_PROGRAMS) $(grub_emu_LDFLAGS) $(LDFLAGS)
+	$(CC) -o $@ $^ $(grub_emu_LDFLAGS) $(LDFLAGS)
 endif
 GRUB_EMU=grub-emu
 

conf/common.rmk

@@ -25,7 +25,7 @@ util/elf/grub-mkimage.c_DEPENDENCIES = Makefile
 sbin_UTILITIES += grub-probe
 util/grub-probe.c_DEPENDENCIES = grub_probe_init.h
 grub_probe_SOURCES = gnulib/progname.c util/grub-probe.c	\
-	util/hostdisk.c	util/misc.c util/getroot.c util/mm.c	\
+	kern/emu/hostdisk.c util/misc.c kern/emu/getroot.c util/mm.c	\
 	kern/device.c kern/disk.c kern/err.c kern/misc.c	\
 	kern/parser.c kern/partition.c kern/file.c kern/list.c	\
 	\
@@ -60,7 +60,7 @@ grub_mkisofs_CFLAGS = -D_FILE_OFFSET_BITS=64 				\
 
 # For grub-fstest.
 util/grub-fstest.c_DEPENDENCIES = grub_fstest_init.h
-grub_fstest_SOURCES = gnulib/progname.c util/grub-fstest.c util/hostfs.c \
+grub_fstest_SOURCES = gnulib/progname.c util/grub-fstest.c kern/emu/hostfs.c \
 	util/misc.c util/mm.c 	\
 	kern/file.c kern/device.c kern/disk.c kern/err.c kern/misc.c	\
 	disk/host.c disk/loopback.c kern/list.c kern/command.c		\

include/grub/emu/misc.h

@@ -0,0 +1,31 @@
+#ifndef GRUB_EMU_MISC_H
+#define GRUB_EMU_MISC_H 1
+
+#include <grub/symbol.h>
+#include <grub/types.h>
+
+#ifdef __NetBSD__
+/* NetBSD uses /boot for its boot block.  */
+# define DEFAULT_DIRECTORY	"/grub"
+#else
+# define DEFAULT_DIRECTORY	"/boot/grub"
+#endif
+
+#define DEFAULT_DEVICE_MAP	DEFAULT_DIRECTORY "/device.map"
+
+extern int verbosity;
+extern const char *program_name;
+
+void grub_init_all (void);
+void grub_fini_all (void);
+
+void * EXPORT_FUNC(xmalloc) (grub_size_t size);
+void * EXPORT_FUNC(xrealloc) (void *ptr, grub_size_t size);
+char * EXPORT_FUNC(xstrdup) (const char *str);
+char * EXPORT_FUNC(xasprintf) (const char *fmt, ...);
+
+void EXPORT_FUNC(grub_util_warn) (const char *fmt, ...);
+void EXPORT_FUNC(grub_util_info) (const char *fmt, ...);
+void EXPORT_FUNC(grub_util_error) (const char *fmt, ...) __attribute__ ((noreturn));
+
+#endif /* GRUB_EMU_MISC_H */

kern/emu/cache.S

@@ -0,0 +1,17 @@
+#ifndef GRUB_MACHINE_EMU
+#error "This source is only meant for grub-emu platform"
+#endif
+
+#if GRUB_CPU_I386
+#elif GRUB_CPU_X86_64
+#elif GRUB_CPU_SPARC64
+#include "../sparc64/cache.S"
+#elif GRUB_CPU_MIPS
+#include "../mips/cache.S"
+#elif GRUB_CPU_MIPSEL
+#include "../mips/cache.S"
+#elif GRUB_CPU_POWERPC
+#include "../powerpc/cache.S"
+#else
+#error "No target cpu type is defined"
+#endif

kern/emu/console.c

@@ -27,7 +27,7 @@
 # define A_STANDOUT	0
 #endif /* ! A_STANDOUT */
 
-#include <grub/util/console.h>
+#include <grub/emu/console.h>
 #include <grub/term.h>
 #include <grub/types.h>
 

kern/emu/dummy/dl.c

@@ -0,0 +1,51 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2010  Free Software Foundation, Inc.
+ *
+ *  GRUB 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 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB 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 GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+#include <grub/dl.h>
+
+grub_err_t
+grub_arch_dl_check_header (void *ehdr)
+{
+  (void) ehdr;
+
+  return GRUB_ERR_BAD_MODULE;
+}
+
+grub_err_t
+grub_arch_dl_relocate_symbols (grub_dl_t mod, void *ehdr)
+{
+  (void) mod;
+  (void) ehdr;
+
+  return GRUB_ERR_BAD_MODULE;
+}
+
+/* int */
+/* grub_dl_ref (grub_dl_t mod) */
+/* {  */
+/*   (void) mod; */
+/*   return 0; */
+/* } */
+
+/* int */
+/* grub_dl_unref (grub_dl_t mod) */
+/* {  */
+/*   (void) mod; */
+/*   return 0; */
+/* } */

kern/emu/getroot.c

@@ -22,6 +22,8 @@
 #include <unistd.h>
 #include <string.h>
 #include <dirent.h>
+#include <stdio.h>
+#include <stdlib.h>
 
 #ifdef __CYGWIN__
 # include <sys/fcntl.h>
@@ -36,9 +38,11 @@
 #include <hurd/fs.h>
 #endif
 
-#include <grub/util/misc.h>
-#include <grub/util/hostdisk.h>
-#include <grub/util/getroot.h>
+#include <grub/mm.h>
+#include <grub/misc.h>
+#include <grub/emu/misc.h>
+#include <grub/emu/hostdisk.h>
+#include <grub/emu/getroot.h>
 
 static void
 strip_extra_slashes (char *dir)

kern/emu/hostdisk.c

@@ -22,8 +22,8 @@
 #include <grub/msdos_partition.h>
 #include <grub/types.h>
 #include <grub/err.h>
-#include <grub/util/misc.h>
-#include <grub/util/hostdisk.h>
+#include <grub/emu/misc.h>
+#include <grub/emu/hostdisk.h>
 #include <grub/misc.h>
 #include <grub/i18n.h>
 #include <grub/list.h>

kern/emu/lite.c

@@ -0,0 +1,16 @@
+#include <config.h>
+#include <grub/emu/misc.h>
+
+/* grub-emu-lite supports dynamic module loading, so it won't have any
+   embedded modules.  */
+void
+grub_init_all(void)
+{
+  return;
+}
+
+void
+grub_fini_all(void)
+{
+  return;
+}

kern/emu/main.c

@@ -16,7 +16,10 @@
  *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include <time.h>
+#include <stdio.h>
 #include <stdlib.h>
+#include <setjmp.h>
 #include <sys/stat.h>
 #include <getopt.h>
 #include <string.h>
@@ -27,13 +30,13 @@
 #include <grub/mm.h>
 #include <grub/setjmp.h>
 #include <grub/fs.h>
-#include <grub/util/hostdisk.h>
-#include <grub/dl.h>
-#include <grub/util/console.h>
-#include <grub/util/misc.h>
+#include <grub/emu/hostdisk.h>
+#include <grub/time.h>
+#include <grub/emu/console.h>
+#include <grub/emu/misc.h>
 #include <grub/kernel.h>
 #include <grub/normal.h>
-#include <grub/util/getroot.h>
+#include <grub/emu/getroot.h>
 #include <grub/env.h>
 #include <grub/partition.h>
 #include <grub/i18n.h>
@@ -261,3 +264,32 @@ main (int argc, char *argv[])
 
   return 0;
 }
+
+#ifdef __MINGW32__
+
+void
+grub_millisleep (grub_uint32_t ms)
+{
+  Sleep (ms);
+}
+
+#else
+
+void
+grub_millisleep (grub_uint32_t ms)
+{
+  struct timespec ts;
+
+  ts.tv_sec = ms / 1000;
+  ts.tv_nsec = (ms % 1000) * 1000000;
+  nanosleep (&ts, NULL);
+}
+
+#endif
+
+#if GRUB_NO_MODULES
+void
+grub_register_exported_symbols (void)
+{
+}
+#endif

kern/emu/misc.c

@@ -0,0 +1,199 @@
+#include <config.h>
+
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/time.h>
+
+#include <grub/mm.h>
+#include <grub/err.h>
+#include <grub/env.h>
+#include <grub/types.h>
+#include <grub/misc.h>
+#include <grub/i18n.h>
+#include <grub/time.h>
+#include <grub/emu/misc.h>
+
+int verbosity;
+
+void
+grub_util_warn (const char *fmt, ...)
+{
+  va_list ap;
+
+  fprintf (stderr, _("%s: warn:"), program_name);
+  fprintf (stderr, " ");
+  va_start (ap, fmt);
+  vfprintf (stderr, fmt, ap);
+  va_end (ap);
+  fprintf (stderr, ".\n");
+  fflush (stderr);
+}
+
+void
+grub_util_info (const char *fmt, ...)
+{
+  if (verbosity > 0)
+    {
+      va_list ap;
+
+      fprintf (stderr, _("%s: info:"), program_name);
+      fprintf (stderr, " ");
+      va_start (ap, fmt);
+      vfprintf (stderr, fmt, ap);
+      va_end (ap);
+      fprintf (stderr, ".\n");
+      fflush (stderr);
+    }
+}
+
+void
+grub_util_error (const char *fmt, ...)
+{
+  va_list ap;
+
+  fprintf (stderr, _("%s: error:"), program_name);
+  fprintf (stderr, " ");
+  va_start (ap, fmt);
+  vfprintf (stderr, fmt, ap);
+  va_end (ap);
+  fprintf (stderr, ".\n");
+  exit (1);
+}
+
+void *
+grub_malloc (grub_size_t size)
+{
+  return malloc (size);
+}
+
+void *
+grub_zalloc (grub_size_t size)
+{
+  void *ret;
+
+  ret = malloc (size);
+  memset (ret, 0, size);
+  return ret;
+}
+
+void
+grub_free (void *ptr)
+{
+  free (ptr);
+}
+
+void *
+grub_realloc (void *ptr, grub_size_t size)
+{
+  return realloc (ptr, size);
+}
+
+void *
+grub_memalign (grub_size_t align, grub_size_t size)
+{
+  void *p;
+
+#if defined(HAVE_POSIX_MEMALIGN)
+  if (align < sizeof (void *))
+    align = sizeof (void *);
+
+  else if (align % sizeof (void *))
+    grub_fatal ("bad alignment");
+
+  if (posix_memalign (&p, align, size) != 0)
+    p = 0;
+#elif defined(HAVE_MEMALIGN)
+  p = memalign (align, size);
+#else
+  (void) align;
+  (void) size;
+  grub_fatal ("grub_memalign is not supported");
+#endif
+
+  if (! p)
+    grub_fatal ("out of memory");
+
+  return p;
+}
+
+void *
+xmalloc (grub_size_t size)
+{
+  void *p;
+
+  p = grub_malloc (size);
+  if (! p)
+    grub_fatal ("out of memory");
+
+  return p;
+}
+
+void *
+xrealloc (void *ptr, grub_size_t size)
+{
+  ptr = grub_realloc (ptr, size);
+  if (! ptr)
+    grub_fatal ("out of memory");
+
+  return ptr;
+}
+
+char *
+xstrdup (const char *str)
+{
+  size_t len;
+  char *newstr;
+
+  len = grub_strlen (str);
+  newstr = (char *) xmalloc (len + 1);
+  grub_memcpy (newstr, str, len + 1);
+
+  return newstr;
+}
+
+char *
+xasprintf (const char *fmt, ...)
+{ 
+  va_list ap;
+  char *result;
+  
+  va_start (ap, fmt);
+  if (vasprintf (&result, fmt, ap) < 0)
+    { 
+      if (errno == ENOMEM)
+        grub_util_error ("out of memory");
+      return NULL;
+    }
+  
+  return result;
+}
+
+void
+grub_exit (void)
+{
+  exit (1);
+}
+
+grub_uint64_t
+grub_get_time_ms (void)
+{
+  struct timeval tv;
+
+  gettimeofday (&tv, 0);
+
+  return (tv.tv_sec * 1000 + tv.tv_usec / 1000);
+}
+
+grub_uint32_t
+grub_get_rtc (void)
+{
+  struct timeval tv;
+
+  gettimeofday (&tv, 0);
+
+  return (tv.tv_sec * GRUB_TICKS_PER_SECOND
+	  + (((tv.tv_sec % GRUB_TICKS_PER_SECOND) * 1000000 + tv.tv_usec)
+	     * GRUB_TICKS_PER_SECOND / 1000000));
+}

util/grub-probe.c

@@ -19,6 +19,7 @@
 
 #include <config.h>
 #include <grub/types.h>
+#include <grub/emu/misc.h>
 #include <grub/util/misc.h>
 #include <grub/device.h>
 #include <grub/disk.h>
@@ -26,8 +27,8 @@
 #include <grub/fs.h>
 #include <grub/partition.h>
 #include <grub/msdos_partition.h>
-#include <grub/util/hostdisk.h>
-#include <grub/util/getroot.h>
+#include <grub/emu/hostdisk.h>
+#include <grub/emu/getroot.h>
 #include <grub/term.h>
 #include <grub/env.h>
 #include <grub/raid.h>