FpExecL

Execute process (using argument list, environment).

Declaration

Source position: unix.pp line 124

Description

FpExecL replaces the currently running program with the program, specified in PathName. S is an array of command options. The executable in PathName must be an absolute pathname. The current process' environment is passed to the program. On success, FpExecL does not return.

Errors

Extended error information is returned by the FpGetErrno function:

sys_eacces

File is not a regular file, or has no execute permission. A component of the path has no search permission.

sys_eperm

The file system is mounted noexec.

sys_e2big

Argument list too big.

sys_enoexec

The magic number in the file is incorrect.

sys_enoent

The file does not exist.

sys_enomem

Not enough memory for kernel, or to split command line.

sys_enotdir

A component of the path is not a directory.

sys_eloop

The path contains a circular reference (via symlinks).

See also

Example

Program Example77;

{ Program to demonstrate the FPExecL function. }

Uses Unix, strings;

begin
  { Execute 'ls -l', with current environment. }
  { 'ls' is NOT looked for in PATH environment variable.}
  FpExecL ('/bin/ls',['-l']);
end.