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author | Tom Ryder <tom@sanctum.geek.nz> | 2017-07-02 17:36:37 +1200 |
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committer | Tom Ryder <tom@sanctum.geek.nz> | 2017-07-02 22:57:07 +1200 |
commit | 95276f25769a0607cda50041169197d0522b98ff (patch) | |
tree | 3a4738901390c94f76de6ee7b6394d39b4c1ed00 /bin/rndl.awk | |
parent | Coerce seed to number (diff) | |
download | dotfiles-95276f25769a0607cda50041169197d0522b98ff.tar.gz dotfiles-95276f25769a0607cda50041169197d0522b98ff.zip |
Lots of cleanup of awk scripts
Mostly inspired by suggestions from gawk --lint
Diffstat (limited to 'bin/rndl.awk')
-rw-r--r-- | bin/rndl.awk | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/bin/rndl.awk b/bin/rndl.awk index 8feb4f90..925235ee 100644 --- a/bin/rndl.awk +++ b/bin/rndl.awk @@ -7,7 +7,9 @@ BEGIN { self = "rndl" # Seed the random number generator - "rnds 2>/dev/null" | getline seed + rnds = "rnds 2>/dev/null" + rnds | getline seed + close(rnds) if (length(seed)) srand(seed + 0) else @@ -23,7 +25,9 @@ END { # Check that we processed at least one line if (!NR) { - printf "%s: No lines found on input\n", self | "cat >&2" + stderr = "cat >&2" + printf "%s: No lines found on input\n", self | stderr + close(stderr) exit(1) } |