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| author | Frank LENORMAND <lenormf@gmail.com> | 2015-12-10 11:00:10 +0300 |
|---|---|---|
| committer | Frank LENORMAND <lenormf@gmail.com> | 2015-12-10 11:00:10 +0300 |
| commit | df31b88187bc1e262abbeddc63c6cde6331bf07a (patch) | |
| tree | c2c20df6a0382de5f97d77ff9606cef22b48f712 /src/shell_manager.cc | |
| parent | 2ca1784495f1497b7d93cd0401244ad7d3bcc900 (diff) | |
Fix "unused result" warnings for several system calls.
Diffstat (limited to 'src/shell_manager.cc')
| -rw-r--r-- | src/shell_manager.cc | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/shell_manager.cc b/src/shell_manager.cc index 2d98298e..d8ae6d78 100644 --- a/src/shell_manager.cc +++ b/src/shell_manager.cc @@ -29,7 +29,10 @@ namespace struct Pipe { - Pipe() { ::pipe(m_fd); } + Pipe() { + if (::pipe(m_fd) < 0) + throw runtime_error(format("unable to create pipe (fds: {}/{}; errno: {})", m_fd[0], m_fd[1], ::strerror(errno))); + } ~Pipe() { close_read_fd(); close_write_fd(); } int read_fd() const { return m_fd[0]; } |