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merge mainline into newreloc

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-05-04 17:35:44 +02:00
commit 6a82c1b2db
26 changed files with 429 additions and 97 deletions
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18
util/grub-mkconfig_lib.in
View file

@ -1,5 +1,5 @@
# Helper library for grub-mkconfig
# Copyright (C) 2007,2008,2009 Free Software Foundation, Inc.
# Copyright (C) 2007,2008,2009,2010 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
@ -44,21 +44,7 @@ grub_warn ()
make_system_path_relative_to_its_root ()
{
path="`${grub_mkrelpath} $1`"
case "`uname 2>/dev/null`" in
CYGWIN*)
# Cygwin: Check if regular or emulated mount.
if [ -z "$dir" ] || [ "`stat -c %D "$dir/.."`" != 620000 ] ; then
# Reached some mount point not below /cygdrive.
# GRUB does not know Cygwin's emulated mounts,
# convert to Win32 path and remove drive letter.
path=`cygpath -m "$path" | sed -n 's,^[A-Za-z]:,,p'`
test ! -z "$path" || return 1
fi ;;
esac
echo "$path"
${grub_mkrelpath} $1
}
is_path_readable_by_grub ()

61
util/misc.c
View file

@ -53,6 +53,11 @@
# include <malloc.h>
#endif
#ifdef __CYGWIN__
# include <sys/cygwin.h>
# define DEV_CYGDRIVE_MAJOR 98
#endif
#ifdef __MINGW32__
#include <windows.h>
#include <winioctl.h>
@ -456,6 +461,27 @@ canonicalize_file_name (const char *path)
return ret;
}
#ifdef __CYGWIN__
/* Convert POSIX path to Win32 path,
remove drive letter, replace backslashes. */
static char *
get_win32_path (const char *path)
{
char winpath[PATH_MAX];
if (cygwin_conv_path (CCP_POSIX_TO_WIN_A, path, winpath, sizeof(winpath)))
grub_util_error ("cygwin_conv_path() failed");
int len = strlen (winpath);
int offs = (len > 2 && winpath[1] == ':' ? 2 : 0);
int i;
for (i = offs; i < len; i++)
if (winpath[i] == '\\')
winpath[i] = '/';
return xstrdup (winpath + offs);
}
#endif
/* This function never prints trailing slashes (so that its output
can be appended a slash unconditionally). */
char *
@ -521,30 +547,31 @@ make_system_path_relative_to_its_root (const char *path)
/* offset == 1 means root directory. */
if (offset == 1)
{
free (buf);
len = strlen (buf2);
while (buf2[len - 1] == '/' && len > 1)
{
buf2[len - 1] = '\0';
len--;
}
if (len > 1)
return buf2;
else
{
/* This means path given is just a backslash. As above
we have to return an empty string. */
free (buf2);
return xstrdup ("");
}
/* Include leading slash. */
offset = 0;
break;
}
}
free (buf);
buf3 = xstrdup (buf2 + offset);
free (buf2);
#ifdef __CYGWIN__
if (st.st_dev != (DEV_CYGDRIVE_MAJOR << 16))
{
/* Reached some mount point not below /cygdrive.
GRUB does not know Cygwin's emulated mounts,
convert to Win32 path. */
grub_util_info ("Cygwin path = %s\n", buf3);
char * temp = get_win32_path (buf3);
free (buf3);
buf3 = temp;
}
#endif
/* Remove trailing slashes, return empty string if root directory. */
len = strlen (buf3);
while (buf3[len - 1] == '/' && len > 1)
while (len > 0 && buf3[len - 1] == '/')
{
buf3[len - 1] = '\0';
len--;