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43 lines
577 B
Awk
43 lines
577 B
Awk
# Copyright (C) 2006 OpenWrt.org
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{
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line=$0
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gsub(/^[ \t]*/, "")
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gsub(/[ \t]*$/, "")
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}
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$1 == "@define" {
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v[$2] = $3
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}
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$1 == "@ifdef" {
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if_open = 1
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if (v[$2] != "") noprint = 0
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else noprint = 1
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}
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$1 == "@ifndef" {
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if_open = 1
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if (v[$2] != "") noprint = 1
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else noprint = 0
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}
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$1 == "@else" {
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if (noprint == 1) noprint = 0
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else noprint = 1
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}
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($1 !~ /^@[a-zA-Z0-9_]/) && (noprint != 1) {
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n=split(line "@@", a, /@@/)
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for (i=1; i<=n; i++) {
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if ((i % 2) == 1) printf "%s" a[i]
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else printf "%s" v[a[i]]
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}
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print ""
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}
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$1 == "@endif" {
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if_open = 0
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noprint = 0
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}
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