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Diffstat (limited to 'winsup/cygwin/spawn.cc')
| -rw-r--r-- | winsup/cygwin/spawn.cc | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/winsup/cygwin/spawn.cc b/winsup/cygwin/spawn.cc index 30d1dd749..ce61c22d5 100644 --- a/winsup/cygwin/spawn.cc +++ b/winsup/cygwin/spawn.cc @@ -587,6 +587,13 @@ spawn_guts (const char * prog_arg, const char *const *argv, else one_line.add ("", 1); MALLOC_CHECK; + + if (one_line.ix > 32767) + { + debug_printf ("Command line too long (>32K), return E2BIG"); + set_errno (E2BIG); + return -1; + } } char *envblock; |