Hi! Thank you for the information! I use FPC 2.4.0 but get this warning... Here's the output of readelf -l on the shared library: ---------------------------- Elf file type is DYN (Shared object file) Entry point 0xf3db0 There are 4 program headers, starting at offset 64
Program Headers: Type Offset VirtAddr PhysAddr FileSiz MemSiz Flags Align LOAD 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000358c9c 0x0000000000358c9c R E 200000 LOAD 0x0000000000359000 0x0000000000559000 0x0000000000559000 0x00000000000f11b0 0x0000000000108380 RW 200000 DYNAMIC 0x0000000000359028 0x0000000000559028 0x0000000000559028 0x0000000000000210 0x0000000000000210 RW 8 GNU_STACK 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 RWE 8 Section to Segment mapping: Segment Sections... 00 .hash .dynsym .dynstr .gnu.version .gnu.version_r .rela.dyn .rela.plt .init .plt .text .fini .eh_frame 01 .ctors .dtors .jcr .dynamic .got .got.plt .data fpc.resources .bss fpc.reshandles 02 .dynamic 03 --------------------------- It seems like the E flag is set. I compile the library with this compiler parameters: -MObjFPC -Scgi -O1 -gl -vewnhi -l -Fu/usr/share/fpcsrc/2.4.0/packages/dbus/src/ -Fu/usr/lib/lazarus/0.9.29/lcl/units/x86_64-linux/ -Fu/usr/lib/lazarus/0.9.29/lcl/units/x86_64-linux/nogui/ -Fu. -vm5024 -fPIC (I removed some of the -FU includes) Regards Matthias On Fri, 21 May 2010 19:53:04 +0200, Jonas Maebe <jonas.ma...@elis.ugent.be> wrote: > On 21 May 2010, at 18:50, Matthias Klumpp wrote: > >> I package a Freepascal project for Debian which uses a shared library. If >> I >> run the quality analysis on those packages, I get a warning, that the >> shared library has an executable stack. > > Which version of FPC are you using? We have been adding the "do not create > an executable stack" section to ELF files since FPC 2.2.4 already. > >> Why does it have one, if it is >> not necessary? > > The default of the GNU binutils is "create an executable stack". The object > files have to contain a special section for it to be disabled. > >> How can I disable this in FPC? > > Update your FPC version. There's also a linker parameter that you can use, > but that's not the recommended approach. > > > Jonas_______________________________________________ > fpc-pascal maillist - fpc-pascal@lists.freepascal.org > http://lists.freepascal.org/mailman/listinfo/fpc-pascal _______________________________________________ fpc-pascal maillist - fpc-pascal@lists.freepascal.org http://lists.freepascal.org/mailman/listinfo/fpc-pascal