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install-grub.pl: avoid double '/' in menu.lst and grub.conf (#45907)

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Although double '/' in paths is not a problem for GRUB supplied with nixpkgs, sometimes NixOS's grub.conf read by external GRUB and there are versions of GRUB which fail
This commit is contained in:
volth 2018-09-02 12:34:55 +00:00 committed by xeji
parent 6a7cd78884
commit a9a8043b9b
1 changed files with 4 additions and 4 deletions
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8
nixos/modules/system/boot/loader/grub/install-grub.pl
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@ -248,7 +248,7 @@ if ($grubVersion == 1) {
";
if ($splashImage) {
copy $splashImage, "$bootPath/background.xpm.gz" or die "cannot copy $splashImage to $bootPath\n";
$conf .= "splashimage " . $grubBoot->path . "/background.xpm.gz\n";
$conf .= "splashimage " . ($grubBoot->path eq "/" ? "" : $grubBoot->path) . "/background.xpm.gz\n";
}
}
@ -289,7 +289,7 @@ else {
copy $font, "$bootPath/converted-font.pf2" or die "cannot copy $font to $bootPath\n";
$conf .= "
insmod font
if loadfont " . $grubBoot->path . "/converted-font.pf2; then
if loadfont " . ($grubBoot->path eq "/" ? "" : $grubBoot->path) . "/converted-font.pf2; then
insmod gfxterm
if [ \"\${grub_platform}\" = \"efi\" ]; then
set gfxmode=$gfxmodeEfi
@ -317,7 +317,7 @@ else {
copy $splashImage, "$bootPath/background$suffix" or die "cannot copy $splashImage to $bootPath\n";
$conf .= "
insmod " . substr($suffix, 1) . "
if background_image --mode '$splashMode' " . $grubBoot->path . "/background$suffix; then
if background_image --mode '$splashMode' " . ($grubBoot->path eq "/" ? "" : $grubBoot->path) . "/background$suffix; then
set color_normal=white/black
set color_highlight=black/white
else
@ -352,7 +352,7 @@ sub copyToKernelsDir {
rename $tmp, $dst or die "cannot rename $tmp to $dst\n";
}
$copied{$dst} = 1;
return $grubBoot->path . "/kernels/$name";
return ($grubBoot->path eq "/" ? "" : $grubBoot->path) . "/kernels/$name";
}
sub addEntry {