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| author | Roberto Clapis <robclap8@gmail.com> | 2018-08-02 15:27:14 +0200 |
|---|---|---|
| committer | Brad Fitzpatrick <bradfitz@golang.org> | 2018-08-02 20:31:25 +0000 |
| commit | faadda040d49c581a82fc459c34186c8bff58a2b (patch) | |
| tree | 39dfa98ff172b5679b49b06d3ea4ca19547895d1 /src/os/executable_darwin.go | |
| parent | b3b2f5d9cad01a23622287028fe8c57d59559169 (diff) | |
| download | go-faadda040d49c581a82fc459c34186c8bff58a2b.tar.xz | |
os: add check for empty executable path on darwin
os used to panic (access out of bounds) if executablePath was left empty
Fixes #22529
Change-Id: Iead5e60a3b000dbde421a8e8612c3690340879ce
Reviewed-on: https://go-review.googlesource.com/127546
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Diffstat (limited to 'src/os/executable_darwin.go')
| -rw-r--r-- | src/os/executable_darwin.go | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/os/executable_darwin.go b/src/os/executable_darwin.go index ce5b8140a4..dae9f4ee18 100644 --- a/src/os/executable_darwin.go +++ b/src/os/executable_darwin.go @@ -4,12 +4,17 @@ package os +import "errors" + var executablePath string // set by ../runtime/os_darwin.go var initCwd, initCwdErr = Getwd() func executable() (string, error) { ep := executablePath + if len(ep) == 0 { + return ep, errors.New("cannot find executable path") + } if ep[0] != '/' { if initCwdErr != nil { return ep, initCwdErr |