diff options
Diffstat (limited to 'winsup/cygwin/spawn.cc')
| -rw-r--r-- | winsup/cygwin/spawn.cc | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/winsup/cygwin/spawn.cc b/winsup/cygwin/spawn.cc index cd80e1833..a95727880 100644 --- a/winsup/cygwin/spawn.cc +++ b/winsup/cygwin/spawn.cc @@ -417,7 +417,10 @@ spawn_guts (const char *prog_arg, const char *const *argv, VerifyHandle (moreinfo->myself_pinfo); } WCHAR wone_line[one_line.ix + 1]; - sys_mbstowcs (wone_line, one_line.ix + 1, one_line.buf); + if (one_line.ix) + sys_mbstowcs (wone_line, one_line.ix + 1, one_line.buf); + else + wone_line[0] = L'\0'; PROCESS_INFORMATION pi; pi.hProcess = pi.hThread = NULL; |