Is there any fix/patch for this? -Gurpreet
Caeies-3 wrote: > > > URL: > <http://savannah.gnu.org/bugs/?20495> > > Summary: debug version crashes on windows on close(-1) > Project: make > Submitted by: tstuefe > Submitted on: Monday 07/16/2007 at 07:49 > Severity: 3 - Normal > Item Group: Bug > Status: None > Privacy: Public > Assigned to: None > Open/Closed: Open > Discussion Lock: Any > Component Version: 3.81 > Operating System: MS Windows > Fixed Release: None > > _______________________________________________________ > > Details: > > I build gnumake and run it on windows. When executing a command ($(shell > ..), > the command executes, but afterwards make crashes because the MS debug > C-Runtime detects a close(-1) and throws an error. > > When debugging, I saw that the offending close was at > function.c:1687 > /* Close the write side of the pipe. */ > (void) close (pipedes[1]); > > pipedes[1] is -1, pipedes[0] is a valid file handle. > > A workaround at this point would be a if(pipedes[1]!=-1) close(..) > > ... > > When debugging further, I looked at the function "windows32_openpipe". > What > happens is that the child process spawns fine, but the line 1490: > pipedes[1] = _open_osfhandle((long) hChildOutWr, O_APPEND); > sets pipedes[1] to -1. > > I actually don't get this coding, but maybe its me. What I don't > understand > is how the stdin to the child process is supposed to work at all. Parent > hands down its own duplicated stdin to the child > (see line 1471, "hProcess = process_init_fd(hIn, hChildOutWr, > hErr);" > and later on tries to get an OS handle for the write end of the child's > stdout pipe (line 1490)? > As I said, maybe I simply don't get it. Microsoft's example for > stdio-redirection looks different: > > http://support.microsoft.com/kb/190351 > "How to spawn console processes with redirected standard handles" > > Best Regards, > > Thomas Stuefe > > > > > _______________________________________________________ > > Reply to this item at: > > <http://savannah.gnu.org/bugs/?20495> > > _______________________________________________ > Message sent via/by Savannah > http://savannah.gnu.org/ > > > > _______________________________________________ > Bug-make mailing list > Bug-make@gnu.org > http://lists.gnu.org/mailman/listinfo/bug-make > > -- View this message in context: http://www.nabble.com/-bug--20495--debug-version-crashes-on-windows-on-close%28-1%29-tp11610572p19666384.html Sent from the Gnu - Make - Bugs mailing list archive at Nabble.com. _______________________________________________ Bug-make mailing list Bug-make@gnu.org http://lists.gnu.org/mailman/listinfo/bug-make
