FpExecLE

Execute process (using argument list, environment)

Declaration

Source position: unix.pp line 83

function FpExecLE(

const PathName: AnsiString;

const S: array of AnsiString;

MyEnv: PPChar

):cint;

Description

FpExecLE 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 environment in MyEnv is passed to the program. On success, FpExecLE 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 compononent 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).

Example

Program Example11;

{ Program to demonstrate the Execle function. }

Uses Unix, strings;

begin
  { Execute 'ls -l', with current environment. }
  { 'ls' is NOT looked for in PATH environment variable.}
  { envp is defined in the system unit.}
  Execle ('/bin/ls -l',envp);
end.

FpExecve		Execute process using environment
FpExecv		Execute process
FpExecvp		Execute process, search path
FpExecl		Execute process (using argument list, environment)
FpExeclp		Execute process (using argument list, environment; search path)
FpFork		Create child process

FpExecLE

Declaration

Description

Errors

See also

Example