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| author | Jon Loeliger <jdl@freescale.com> | 2007-12-06 11:27:32 -0600 |
|---|---|---|
| committer | Jon Loeliger <jdl@freescale.com> | 2007-12-06 11:27:32 -0600 |
| commit | f743931f9b4d4e15c9bdfe726bef033ea1f1402c (patch) | |
| tree | 02c4f32797f779014b5eea46856aa50a98c65dd1 /tools/scripts/define2mk.sed | |
| parent | 83c5c9b71b451dd62af5dcbddbbe291ee3a58a6e (diff) | |
| parent | 41be969f4957115ed7b1fe8b890bfaee99d7a7a2 (diff) | |
| download | u-boot-imx-f743931f9b4d4e15c9bdfe726bef033ea1f1402c.zip u-boot-imx-f743931f9b4d4e15c9bdfe726bef033ea1f1402c.tar.gz u-boot-imx-f743931f9b4d4e15c9bdfe726bef033ea1f1402c.tar.bz2 | |
Merge commit 'wd/master'
Diffstat (limited to 'tools/scripts/define2mk.sed')
| -rw-r--r-- | tools/scripts/define2mk.sed | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/tools/scripts/define2mk.sed b/tools/scripts/define2mk.sed new file mode 100644 index 0000000..6464627 --- /dev/null +++ b/tools/scripts/define2mk.sed @@ -0,0 +1,29 @@ +# +# 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_]\+/ { + # 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; + # Wrap non-numeral values with quotes + s/=\(.*\?[^0-9].*\)$/=\"\1\"/; + # Change '1' and empty values to "y" (not perfect, but + # supports conditional compilation in the makefiles + s/=$/=y/; + s/=1$/=y/; + # print the line + p +} |