commit 40ff17e96ed3d5370d7d7a1d4faf6a9f37b96af9
parent 77d57da325574e7751f96b1623461ff74c3c1794
Author: Martin Kloeckner <mjkloeckner@gmail.com>
Date: Tue, 5 Nov 2024 13:29:35 -0300
fix typo
Diffstat:
1 file changed, 11 insertions(+), 13 deletions(-)
diff --git a/blog/grub-linux-version-fix/grub-linux-version-fix.md b/blog/grub-linux-version-fix/grub-linux-version-fix.md
@@ -10,16 +10,15 @@ displays it wrong in the prompt menu at boot, like in my case in which appeared
as `Arch Linux with Linux version linux`, you can solve it by modifying the
helper scripts which grub uses to build the configuration file.
-The problem is cause by the script `grub-mkconfig` which is used to build the
-grub configuration file `grub.cfg` (generally located on `/boot/grub/grub.cfg`).
+The problem is caused by the script `grub-mkconfig` which is used to build the
+grub configuration file `grub.cfg` (generally located on `/boot/grub/`).
The script `grub-mkconfig` uses other helper scripts located on `/etc/grub.d/`,
and in particular the file used to detect the Linux version is
-`/etc/grub.d/10_linux`. The script `10_linux` uses the file name of the kernel
-for which the menu entry is being built (for example
-`/boot/vmlinuz-6.1.0-25-amd64`) to get the Linux version, but there are
-distributions like Arch Linux that doesn't add the suffix of version to the
-kernel file (for example `/boot/vmlinuz-linux`).
+`/etc/grub.d/10_linux`, which uses the file name of the kernel file
+to detect the version (for example `/boot/vmlinuz-6.1.0-25-amd64`). The issue is
+caused on distributions like Arch Linux that doesn't add the suffix of version
+to the main kernel file (for example `/boot/vmlinuz-linux`).
The solution is to to modify the file `/etc/grub.d/10_linux` and make the
following changes (also as a [diff file](https://gist.githubusercontent.com/mjkloeckner/214a0ee42c920affe572e12e933a1bb0/raw/24bda0dfa02c7baba3b983fb71662c1904645fa8/fix-grub-linux-display-version.diff)):
@@ -55,11 +54,10 @@ following changes (also as a [diff file](https://gist.githubusercontent.com/mjkl
submenu_indentation="$grub_tab"
```
-This modification makes the script `10_linux` get the Linux version of the
-kernel file, from the output of the `file` command executed on that kernel
-file (for example `$ file /boot/vmlinuz-linux`). *Note* that the output of the
-command gets parsed with GNU grep, which has the option of enabling Perl
-regular expressions (`-P` option) this allows the use of positive look-behind
-(`(?<=version)`).
+This modification makes the script `10_linux` get the Linux version, from the
+output of the `file` command executed on the kernel file (for example `$ file
+/boot/vmlinuz-linux`). *Note* that the output of the command is filtered using
+GNU grep with Perl syntax (`-P` option) this allows the use of positive
+look-behind regex `(?<=version)`.
* [Previous diff file as GitHub gist](https://gist.github.com/mjkloeckner/214a0ee42c920affe572e12e933a1bb0)
