Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com Delivered-To: mailing list cygwin AT cygwin DOT com X-Injected-Via-Gmane: http://gmane.org/ To: cygwin AT cygwin DOT com From: "Alex Vinokur" Subject: assertion "ptr != MAP_FAILED" failed while using mmap Date: Wed, 25 Jun 2003 16:09:41 +0300 Lines: 43 Message-ID: X-Complaints-To: usenet AT main DOT gmane DOT org X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 5.50.4522.1200 X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4522.1200 =========================================== Windows 2000 CYGWIN_NT-5.0 1.3.22(0.78/3/2) GNU gcc version 3.2 20020927 (prerelease) =========================================== Here is some function. -------------------------------------- void read_file (char* filename_i) { int fd = open(filename_i, O_RDONLY); assert (fd > 2); off_t sz = lseek(fd, 0, SEEK_END); char* ptr = (char*)mmap(0, sz, PROT_READ, 0, fd, 0); assert (ptr != MAP_FAILED); // Here assertion failed if (ptr != MAP_FAILED) { string str(ptr, ptr+sz); munmap(ptr, sz); } close(fd); } -------------------------------------- Assertion "ptr != MAP_FAILED)" failed. What might cause that? Thanks, -- ========================================== Alex Vinokur mailto:alexvn AT connect DOT to http://www.simtel.net/pub/oth/19088.html http://sourceforge.net/users/alexvn ========================================== -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/