On Thu, Jun 05, 2008 at 06:29:35AM -0700, Tobias Hoellrich wrote: > > > > I use two different fortran90 compiler on a simple input file > > and get executables which differ in size by almost 3 orders of > > magnitude, see below. Is this something to do with the use > > of shared libraries? > > Run "file" and "ldd" on the executables to see the difference: > > [EMAIL PROTECTED] ~]# file `which ls` > /bin/ls: ELF 32-bit LSB executable, Intel 80386, version 1 (FreeBSD), > for FreeBSD 8.0 (800038), dynamically linked (uses shared libs), > FreeBSD-style, stripped > > [EMAIL PROTECTED] ~]# ldd `which ls` > /bin/ls: > libutil.so.7 => /lib/libutil.so.7 (0x28082000) > libncurses.so.7 => /lib/libncurses.so.7 (0x28090000) > libc.so.7 => /lib/libc.so.7 (0x280cf000) > [EMAIL PROTECTED] ~]#
Many thanks, the ldd resuts differ, but how does this translate into size? % ls -al *out -rwxr-xr-x 1 mexas wheel 546413 5 Jun 14:39 g95.out -rwxr-xr-x 1 mexas wheel 9179 5 Jun 14:39 gf42.out % file *out g95.out: ELF 32-bit LSB executable, Intel 80386, version 1 (FreeBSD), for FreeBSD 7.0 (700109), dynamically linked (uses shared libs), FreeBSD-style, not stripped gf42.out: ELF 32-bit LSB executable, Intel 80386, version 1 (FreeBSD), for FreeBSD 7.0 (700109), dynamically linked (uses shared libs), FreeBSD-style, not stripped % ldd *.out g95.out: libm.so.5 => /lib/libm.so.5 (0x280c5000) libc.so.7 => /lib/libc.so.7 (0x280db000) gf42.out: libgfortran.so.2 => /usr/local/lib/gcc-4.2.4/libgfortran.so.2 (0x2807e000) libm.so.5 => /lib/libm.so.5 (0x28103000) libgcc_s.so.1 => /lib/libgcc_s.so.1 (0x28119000) libc.so.7 => /lib/libc.so.7 (0x28124000) % -- Anton Shterenlikht Room 2.6, Queen's Building Mech Eng Dept Bristol University University Walk, Bristol BS8 1TR, UK Tel: +44 (0)117 928 8233 Fax: +44 (0)117 929 4423 _______________________________________________ freebsd-questions@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "[EMAIL PROTECTED]"