[Overview][Constants][Types][Procedures and functions][Variables][Index] Reference for unit 'Unix' (#rtl)

FpExecL

Execute process (using argument list, environment)

Declaration

Source position: unix.pp line 79

function FpExecL(

  const PathName: RawByteString;

  const S: array of RawByteString

):cint;

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

FpExecve

  

Execute process using environment

FpExecv

  

Execute process

FpExecvp

  

Execute process, search path

FpExecle

  

Execute process (using argument list, environment)

FpExeclp

  

Execute process (using argument list, environment; search path)

FpFork

  

Create child process

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.

Documentation generated on: Jun 23 2021