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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Hi Everyone,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I have been using RH Linux on our network for over 7 years
now and we have been testing out Fedora Core 1 on a machine and have been
pleased so far.<span style='mso-spacerun:yes'> </span>However we have run
into a problem that I think is related to Fedora since we never have had the problem
in the Red Hat <span class=SpellE>distros</span>.<span
style='mso-spacerun:yes'> </span>The problem we are having is with <span
class=SpellE>Perl</span> 5.8.1.<span style='mso-spacerun:yes'> </span>For
the most part <span class=SpellE>Perl</span> works fine but a lot of our
programs in <span class=SpellE>perl</span> use the command “exec”
in the script.<span style='mso-spacerun:yes'> </span>For example here is
a line of code from a program called <i style='mso-bidi-font-style:normal'><span
style='font-style:italic;mso-bidi-font-style:normal'>usersearch.pl</span></i>:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><span class=GramE><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>if</span></font></span><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'> ($status == 1)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>{<br>
<span style='mso-tab-count:1'> </span><span
class=GramE>print</span> “Name Found\n”;<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>}<o:p></o:p></span></font></p>
<p class=MsoNormal><span class=GramE><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>else</span></font></span><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>{<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><span style='mso-tab-count:1'> </span><span
class=GramE>exec</span> “namelookup.pl”<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>}<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I don’t want to get into programming here because this
isn’t what this list is for. <span
style='mso-spacerun:yes'> </span>However the problem is that Fedora does
not execute the “exec namelookup.pl” command.<span
style='mso-spacerun:yes'> </span>If you run the program from the command
line you get nothing like shown below (the status is equal to 0 for programmers
out there):<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>[<span class=SpellE>dave@doc</span> <span class=SpellE><span
class=GramE>dave</span></span>]# ./usersearch.pl<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>[<span class=SpellE>dave@doc</span> <span class=SpellE><span
class=GramE>dave</span></span>]# <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>However, in all other RH <span class=SpellE>distros</span> the
program would execute the namelookup.pl program and you would get this output:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>[<span class=SpellE>dave@doc</span> <span class=SpellE><span
class=GramE>dave</span></span>]# ./usersearch.pl<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Enter ID of person:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>It appears that Fedora is somehow preventing <span
class=SpellE>Perl</span> from running the “exec” command.<span
style='mso-spacerun:yes'> </span>I say “appears” because I
also believe it could be a problem with the <span class=SpellE>Perl</span>
packages in Fedora but I have the same versions (<span class=SpellE>Perl</span>
5.8.1) on RH9 and Fedora Core 1.<span style='mso-spacerun:yes'> </span>It
works on RH9 but not Fedora.<span style='mso-spacerun:yes'> </span>I have
been reading about a new feature in Fedora called “exec-shield”
which looks like it helps prevent programs from running in <span class=SpellE>ceratin</span>
memory areas.<span style='mso-spacerun:yes'> </span>Could this be the
source of the <span class=GramE>problem.</span><span
style='mso-spacerun:yes'> </span>Has anyone else noticed anything weird
with <span class=SpellE>Perl</span> in Fedora? <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Like I said, not sure if it’s totally a Fedora problem
or <span class=SpellE>Perl</span> problem but I wanted to start where the only
thing I changed was the OS.<span style='mso-spacerun:yes'> </span>Any
help someone could give would be appreciated.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Thanks,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Dave<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
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