diff options
Diffstat (limited to 'winsup/cygwin/pinfo.cc')
| -rw-r--r-- | winsup/cygwin/pinfo.cc | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/winsup/cygwin/pinfo.cc b/winsup/cygwin/pinfo.cc index 3d11b24d5..aca4dff4d 100644 --- a/winsup/cygwin/pinfo.cc +++ b/winsup/cygwin/pinfo.cc @@ -89,7 +89,7 @@ pinfo_init (char **envp, int envc) myself->pgid = myself->sid = myself->pid; myself->ctty = -1; myself->uid = ILLEGAL_UID; - + myself->gid = UNKNOWN_GID; environ_init (NULL, 0); /* call after myself has been set up */ } @@ -138,6 +138,8 @@ pinfo::init (pid_t n, DWORD flag, HANDLE in_h) } int createit = flag & (PID_IN_USE | PID_EXECED); + DWORD access = FILE_MAP_READ + | (flag & (PID_IN_USE | PID_EXECED | PID_MAP_RW) ? FILE_MAP_WRITE : 0); for (int i = 0; i < 10; i++) { int created; @@ -157,7 +159,7 @@ pinfo::init (pid_t n, DWORD flag, HANDLE in_h) } else if (!createit) { - h = OpenFileMappingA (FILE_MAP_READ | FILE_MAP_WRITE, FALSE, mapname); + h = OpenFileMappingA (access, FALSE, mapname); created = 0; } else @@ -175,8 +177,7 @@ pinfo::init (pid_t n, DWORD flag, HANDLE in_h) return; } - procinfo = (_pinfo *) MapViewOfFileEx (h, FILE_MAP_READ | FILE_MAP_WRITE, - 0, 0, 0, mapaddr); + procinfo = (_pinfo *) MapViewOfFileEx (h, access, 0, 0, 0, mapaddr); ProtectHandle1 (h, pinfo_shared_handle); if ((procinfo->process_state & PID_INITIALIZING) && (flag & PID_NOREDIR) |