diff options
author | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-12-04 14:59:47 +0000 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-12-04 14:59:47 +0000 |
commit | 5cb2faa6ede7ada9cb2bffc832c4ce60f53d6834 (patch) | |
tree | 7b72b66081d042a41dc822575503133364857ce2 /drivers/md/unroll.awk | |
parent | e0ee98513d1a2e24d2ddbdecf4216bcca29d1158 (diff) | |
parent | 6060e8df517847bf445ebc61de7d4d9c7faae990 (diff) |
Merge branch 'pending-misc' (early part) into devel
Diffstat (limited to 'drivers/md/unroll.awk')
-rw-r--r-- | drivers/md/unroll.awk | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/md/unroll.awk b/drivers/md/unroll.awk new file mode 100644 index 00000000000..c6aa03631df --- /dev/null +++ b/drivers/md/unroll.awk @@ -0,0 +1,20 @@ + +# This filter requires one command line option of form -vN=n +# where n must be a decimal number. +# +# Repeat each input line containing $$ n times, replacing $$ with 0...n-1. +# Replace each $# with n, and each $* with a single $. + +BEGIN { + n = N + 0 +} +{ + if (/\$\$/) { rep = n } else { rep = 1 } + for (i = 0; i < rep; ++i) { + tmp = $0 + gsub(/\$\$/, i, tmp) + gsub(/\$\#/, n, tmp) + gsub(/\$\*/, "$", tmp) + print tmp + } +} |