diff options
| -rw-r--r-- | scsh-process.scm | 7 | ||||
| -rw-r--r-- | tests/run.scm | 10 |
2 files changed, 14 insertions, 3 deletions
diff --git a/scsh-process.scm b/scsh-process.scm index c5a286c..f675a2c 100644 --- a/scsh-process.scm +++ b/scsh-process.scm @@ -415,9 +415,10 @@ ((_ (> ?file-name)) (setup-redirection (> 1 ?file-name))) ((_ (>> ?file-name)) (setup-redirection (>> 1 ?file-name))) ((_ (> ?fd ?file-name)) - (duplicate-fileno (file-open (maybe->string `?file-name) - (fx+ open/wronly open/creat)) - `?fd)) + (duplicate-fileno + (file-open (maybe->string `?file-name) + (fx+ (fx+ open/wronly open/creat) open/trunc)) + `?fd)) ((_ (>> ?fd ?file-name)) (duplicate-fileno (file-open (maybe->string `?file-name) (fx+ open/wronly (fx+ open/append open/creat))) diff --git a/tests/run.scm b/tests/run.scm index 96d49eb..9bf2c75 100644 --- a/tests/run.scm +++ b/tests/run.scm @@ -143,6 +143,16 @@ (test "Subprocess writing to a file" "hi, there\n" (begin (run (echo "hi, there") (> ,the-outfile)) + (read-all the-outfile))) + + (test "Appending to the file" + "hi, there\nhi, again\n" + (begin (run (echo "hi, again") (>> ,the-outfile)) + (read-all the-outfile))) + + (test "Writing to the file truncates" + "hi, truncated\n" + (begin (run (echo "hi, truncated") (> ,the-outfile)) (read-all the-outfile)))) (delete-file* "outfile") |