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lemmy/scripts/compilation_benchmark.sh
Charles Hall 4e5798852f
make shebangs posix compliant ()
Previously, these scripts wouldn't work on exotic systems such as NixOS.

```
fd '\.sh$' -t f --exec sed -i 's@#!/bin/bash@#!/usr/bin/env bash@'
```
2023-06-08 15:38:26 -04:00

24 lines
694 B
Bash
Executable file

#!/usr/bin/env bash
set -e
times=3
duration=0
for ((i=0; i < times; i++)) ; do
echo "Starting iteration $i"
echo "cargo clean"
# to benchmark incremental compilation time, do a full build with the same compiler version first,
# and use the following clean command:
cargo clean -p lemmy_utils
#cargo clean
echo "cargo build"
start=$(date +%s.%N)
RUSTC_WRAPPER='' cargo build -q
end=$(date +%s.%N)
echo "Finished iteration $i after $(bc <<< "scale=0; $end - $start") seconds"
duration=$(bc <<< "$duration + $end - $start")
done
average=$(bc <<< "scale=0; $duration / $times")
echo "Average compilation time over $times runs is $average seconds"