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Full Discussion: System call in CGI not work
Top Forums Shell Programming and Scripting System call in CGI not work Post 302159297 by tqlam on Thursday 17th of January 2008 10:55:22 AM
Old 01-17-2008
My cgi script is working fine. Paths in system calls are correct.

Here are my system calls from a cgi script:

unless (system("/mypath/A.pl") == 0 ) {
print "<br><br>1 system calls failed $?<br>";
}
unless (system("/bin/cat /mypath/TMP.txt > /mypath/fileA.txt"") == 0) {
print "<br><br>2 system calls failed $?<br>";
}
unless (system("/bin/cp -f /mypath/fileA.txt /mypath/fileB.txt") == 0) {
print "<br><br>3 system calls failed $?<br>";
}

Return codes seen from browser:

1 system calls failed 3328


2 system calls failed 65280


3 system calls failed 256
 

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UNIMPLEMENTED(2)					     Linux Programmer's Manual						  UNIMPLEMENTED(2)

NAME
afs_syscall, break, ftime, gtty, lock, mpx, phys, prof, profil, stty, ulimit - unimplemented system calls SYNOPSIS
Unimplemented system calls. DESCRIPTION
These system calls are not implemented in the Linux 2.0 kernel. RETURN VALUE
These system calls always return -1 and set errno to ENOSYS. NOTES
Note that ftime(3), profil(3) and ulimit(3) are implemented as library functions. Some system calls, like ioperm(2), iopl(2), ptrace(2) and vm86(2) only exist on certain architectures. Some system calls, like ipc(2) and {create,init,delete}_module(2) only exist when the Linux kernel was built with support for them. SEE ALSO
obsolete(2) Linux 2.0 1998-06-12 UNIMPLEMENTED(2)
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