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authorH. Nikolaus Schaller <hns@goldelico.com>2012-03-26 20:55:28 +0200
committerH. Nikolaus Schaller <hns@goldelico.com>2012-03-26 20:55:28 +0200
commit92988a21ad4c4c9504295ccb580c9f806134471b (patch)
tree5effc9f14170112450de05c67dafbe8d5034d595 /tools/scripts/define2mk.sed
parentca2b506783b676c95762c54ea24dcfdaae1947c9 (diff)
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added boot script files to repository
Diffstat (limited to 'tools/scripts/define2mk.sed')
-rw-r--r--tools/scripts/define2mk.sed33
1 files changed, 0 insertions, 33 deletions
diff --git a/tools/scripts/define2mk.sed b/tools/scripts/define2mk.sed
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--- a/tools/scripts/define2mk.sed
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-#
-# Sed script to parse CPP macros and generate output usable by make
-#
-# It is expected that this script is fed the output of 'gpp -dM'
-# which preprocesses the common.h header files and outputs the final
-# list of CPP macros (and whitespace is sanitized)
-#
-
-# Only process values prefixed with #define CONFIG_
-/^#define CONFIG_[A-Za-z0-9_][A-Za-z0-9_]*/ {
- # Strip the #define prefix
- s/#define *//;
- # Change to form CONFIG_*=VALUE
- s/ */=/;
- # Drop trailing spaces
- s/ *$//;
- # drop quotes around string values
- s/="\(.*\)"$/=\1/;
- # Concatenate string values
- s/" *"//g;
- # Assume strings as default - add quotes around values
- s/=\(..*\)/="\1"/;
- # but remove again from decimal numbers
- s/="\([0-9][0-9]*\)"/=\1/;
- # ... and from hex numbers
- s/="\(0[Xx][0-9a-fA-F][0-9a-fA-F]*\)"/=\1/;
- # Change '1' and empty values to "y" (not perfect, but
- # supports conditional compilation in the makefiles
- s/=$/=y/;
- s/=1$/=y/;
- # print the line
- p
-}