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scripts: fix symbol overriding in configuration

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When redefining the same symbol in configuration (basically after an inclusion),
we need to undefine the previous symbol to avoid "redefined" errors.

Signed-off-by: David Marchand <david.marchand@6wind.com>
Acked-by: Thomas Monjalon <thomas.monjalon@6wind.com>
This commit is contained in:
David Marchand 2014-11-27 12:29:05 +01:00 committed by Thomas Monjalon
parent d07180f211
commit 0a91453deb
1 changed files with 6 additions and 6 deletions
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12
scripts/gen-config-h.sh
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@ -33,11 +33,11 @@
echo "#ifndef __RTE_CONFIG_H"
echo "#define __RTE_CONFIG_H"
grep CONFIG_ $1 \
| grep -v '^[ \t]*#' \
| sed 's,CONFIG_\(.*\)=y.*$,#define \1 1,' \
| sed 's,CONFIG_\(.*\)=n.*$,#undef \1,' \
| sed 's,CONFIG_\(.*\)=\(.*\)$,#define \1 \2,' \
| sed 's,\# CONFIG_\(.*\) is not set$,#undef \1,'
grep CONFIG_ $1 |
grep -v '^[ \t]*#' |
sed 's,CONFIG_\(.*\)=y.*$,#undef \1\n#define \1 1,' |
sed 's,CONFIG_\(.*\)=n.*$,#undef \1,' |
sed 's,CONFIG_\(.*\)=\(.*\)$,#undef \1\n#define \1 \2,' |
sed 's,\# CONFIG_\(.*\) is not set$,#undef \1,'
echo "#endif /* __RTE_CONFIG_H */"