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path: root/zkvms_host_io/input_macros/src/lib.rs
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Diffstat (limited to 'zkvms_host_io/input_macros/src/lib.rs')
-rw-r--r--zkvms_host_io/input_macros/src/lib.rs9
1 files changed, 7 insertions, 2 deletions
diff --git a/zkvms_host_io/input_macros/src/lib.rs b/zkvms_host_io/input_macros/src/lib.rs
index 8d7c2fc..e2982ca 100644
--- a/zkvms_host_io/input_macros/src/lib.rs
+++ b/zkvms_host_io/input_macros/src/lib.rs
@@ -114,7 +114,7 @@ pub fn benchmarkable(item: TokenStream) -> TokenStream {
format!(r#"
{{
use std::time::Instant;
- use std::fs::File;
+ use std::fs::OpenOptions;
use std::io::Write;
let mut starts = Vec::new();
@@ -148,7 +148,12 @@ pub fn benchmarkable(item: TokenStream) -> TokenStream {
output += &format!("repeats,{{}}\naverage,{{average}}\n", run_info.repeats);
if let Some(file) = run_info.output_file {{
- let mut outfile = File::create(file).unwrap();
+ let mut outfile = OpenOptions::new()
+ .write(true)
+ .create(true)
+ .append(run_info.append)
+ .open(file)
+ .unwrap();
write!(outfile, "{{}}", output);
}}
else {{