Changed to using Boch to better handle debugging the kernel. Updated build system with a new script to handle working with the build_numbers.c file.
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#!/bin/bash
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#Following the the spec set here https://semver.org/ (2.0.0)
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#we have three parts to a version number:
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major=0
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minor=0
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patch_level=0
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#And there is a fourth additional label for the build metadata.
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#These labels are for pre-release and build metadata.
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meta=0
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file_contents=""
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#Looping code from
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#https://stackoverflow.com/questions/10929453/read-a-file-line-by-line-assigning-the-value-to-a-variable
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#Adding numbers in bash:
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#https://stackoverflow.com/questions/6348902/how-can-i-add-numbers-in-a-bash-script
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while IFS=' ' read -ra line; do
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if [[ $line != \#define* ]]
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then
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continue
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fi
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#Lob off the quotes surrounding the version number.
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#After lobbing off the quotes, replace all instances of '-' with a period.
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version_number=($(echo ${line[2]:1:-1} | tr "-" "."))
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#The symbol name that #define was setting (i.e. KERNEL_VERSION_NUMBER).
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symbol=${line[1]}
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#Read in the version number and split it on all periods.
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IFS='.' read -a chunks <<<$version_number
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version_part_counter=0
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for i in "${chunks[@]}"; do
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case "$version_part_counter" in
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"0")
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major=$i
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;;
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"1")
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minor=$i
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;;
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"2")
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patch_level=$i
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;;
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"3")
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#Check to see if a second parameter has been passed.
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#It doesn't matter what its value is only that one is present.
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#If there isn't a second parameter set, then we increment the meta build
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#number, otherwise we decrement.
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if [ "$2" != "reset" ]
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then
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echo "Incrementing meta build number."
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meta=$(($i + 1))
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else
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echo "Resetting meta build number."
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meta=0
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fi
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;;
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esac
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version_part_counter=$(($version_part_counter + 1))
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done
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ver="$major.$minor.$patch_level-$meta"
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file_contents="$file_contents#ifndef ${symbol}\n#define ${symbol} \"$ver\"\n#endif\n"
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done < "$1"
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printf "$file_contents" > "$1"
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