[bootlin/training-materials updates] master: slides: yocto: make it clear that "VARIABLE" and "override" are placeholders (920f5a76)

[Luca Ceresoli]

Repository : https://github.com/bootlin/training-materials
On branch  : master
Link       : https://github.com/bootlin/training-materials/commit/920f5a766a8d143490b258c52bc2c58c399bc9ab

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commit 920f5a766a8d143490b258c52bc2c58c399bc9ab
Author: Luca Ceresoli <luca.ceresoli at bootlin.com>
Date:   Mon Aug 29 16:24:32 2022 +0200

    slides: yocto: make it clear that "VARIABLE" and "override" are placeholders
    
    There is no variable named "VARIABLE" and override named "override". This
    came up during a training.
    
    Signed-off-by: Luca Ceresoli <luca.ceresoli at bootlin.com>


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920f5a766a8d143490b258c52bc2c58c399bc9ab
 slides/yocto-advanced/yocto-advanced.tex | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/slides/yocto-advanced/yocto-advanced.tex b/slides/yocto-advanced/yocto-advanced.tex
index d73e0ccf..fba7c9f7 100644
--- a/slides/yocto-advanced/yocto-advanced.tex
+++ b/slides/yocto-advanced/yocto-advanced.tex
@@ -59,8 +59,9 @@
   \item Bitbake supports \textbf{overrides}, to allow appending,
     prepending or modifying a variable at expansion time, when
     the variable's value is read
-  \item Overrides are written as \code{VARIABLE:override = "some_value"}
-  \item A different syntax was used before \textbf{Honister}, with no retrocompatibility: \code{VARIABLE_override = "some_value"}
+  \item Overrides are written as \code{<VARIABLE>:<override> = "some_value"}
+  \item A different syntax was used before \textbf{Honister}, with no
+    retrocompatibility: \code{<VARIABLE>_<override> = "some_value"}
   \end{itemize}
 \end{frame}