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gawk: fix gensub usage

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The third arg can either be a string with "g" or "G", or it is a number.
The empty string elicits a warning with newer versions like so:
gawk: scripts/sysd-rules.awk:56: warning: gensub: third argument `' treated as 1
This commit is contained in:
Mike Frysinger
2015-08-06 04:14:56 -04:00
parent 2c61c19f80
commit d6d20de8b7
3 changed files with 7 additions and 2 deletions
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2
scripts/sysd-rules.awk
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@ -53,7 +53,7 @@ BEGIN {
if (target_pattern == "%") {
command_suffix = "";
} else {
prefix = gensub(/%/, "", "", target_pattern);
prefix = gensub(/%/, "", 1, target_pattern);
command_suffix = " $(" prefix "CPPFLAGS)";
}
target = "$(objpfx)" target_pattern o ":";