spawnl.cpp File Reference

#include <corecrt_internal.h>
#include <corecrt_internal_traits.h>
#include <stddef.h>
#include <process.h>
#include <stdarg.h>

Include dependency graph for spawnl.cpp:

Go to the source code of this file.

Functions
template<typename Character >
static intptr_t __cdecl	common_spawnl (bool const pass_environment, int const mode, Character const *const file_name, Character const *const arguments, va_list varargs) throw ()
intptr_t __cdecl	_execl (char const *const file_name, char const *const arguments,...)
intptr_t __cdecl	_execle (char const *const file_name, char const *const arguments,...)
intptr_t __cdecl	_spawnl (int const mode, char const *const file_name, char const *const arguments,...)
intptr_t __cdecl	_spawnle (int const mode, char const *const file_name, char const *const arguments,...)
intptr_t __cdecl	_wexecl (wchar_t const *const file_name, wchar_t const *const arguments,...)
intptr_t __cdecl	_wexecle (wchar_t const *const file_name, wchar_t const *const arguments,...)
intptr_t __cdecl	_wspawnl (int const mode, wchar_t const *const file_name, wchar_t const *const arguments,...)
intptr_t __cdecl	_wspawnle (int const mode, wchar_t const *const file_name, wchar_t const *const arguments,...)

Function Documentation

_execl()

intptr_t __cdecl _execl	(	char const *const	file_name,
		char const *const	arguments,
			...
	)

Definition at line 55 of file spawnl.cpp.

{
    va_list varargs;
    va_start(varargs, arguments);
    return common_spawnl(false, _P_OVERLAY, file_name, arguments, varargs);
}

_execle()

intptr_t __cdecl _execle	(	char const *const	file_name,
		char const *const	arguments,
			...
	)

Definition at line 66 of file spawnl.cpp.

{
    va_list varargs;
    va_start(varargs, arguments);
    return common_spawnl(true, _P_OVERLAY, file_name, arguments, varargs);
}

_spawnl()

intptr_t __cdecl _spawnl	(	int const	mode,
		char const *const	file_name,
		char const *const	arguments,
			...
	)

Definition at line 76 of file spawnl.cpp.

{
    va_list varargs;
    va_start(varargs, arguments);
    return common_spawnl(false, mode, file_name, arguments, varargs);
}

_spawnle()

intptr_t __cdecl _spawnle	(	int const	mode,
		char const *const	file_name,
		char const *const	arguments,
			...
	)

Definition at line 88 of file spawnl.cpp.

{
    va_list varargs;
    va_start(varargs, arguments);
    return common_spawnl(true, mode, file_name, arguments, varargs);
}

_wexecl()

intptr_t __cdecl _wexecl	(	wchar_t const *const	file_name,
		wchar_t const *const	arguments,
			...
	)

Definition at line 101 of file spawnl.cpp.

{
    va_list varargs;
    va_start(varargs, arguments);
    return common_spawnl(false, _P_OVERLAY, file_name, arguments, varargs);
}

_wexecle()

intptr_t __cdecl _wexecle	(	wchar_t const *const	file_name,
		wchar_t const *const	arguments,
			...
	)

Definition at line 112 of file spawnl.cpp.

{
    va_list varargs;
    va_start(varargs, arguments);
    return common_spawnl(true, _P_OVERLAY, file_name, arguments, varargs);
}

_wspawnl()

intptr_t __cdecl _wspawnl	(	int const	mode,
		wchar_t const *const	file_name,
		wchar_t const *const	arguments,
			...
	)

Definition at line 122 of file spawnl.cpp.

{
    va_list varargs;
    va_start(varargs, arguments);
    return common_spawnl(false, mode, file_name, arguments, varargs);
}

_wspawnle()

intptr_t __cdecl _wspawnle	(	int const	mode,
		wchar_t const *const	file_name,
		wchar_t const *const	arguments,
			...
	)

Definition at line 134 of file spawnl.cpp.

{
    va_list varargs;
    va_start(varargs, arguments);
    return common_spawnl(true, mode, file_name, arguments, varargs);
}

common_spawnl()

template<typename Character >

static intptr_t __cdecl common_spawnl ( bool const  pass_environment, int const  mode, Character const *const  file_name, Character const *const  arguments, va_list  varargs  ) throw ( )

static

Definition at line 19 of file spawnl.cpp.

{
    typedef __crt_char_traits<Character> traits;
 
    _VALIDATE_RETURN(file_name    != nullptr, EINVAL, -1);
    _VALIDATE_RETURN(file_name[0] != '\0',    EINVAL, -1);
    _VALIDATE_RETURN(arguments    != nullptr, EINVAL, -1);
    _VALIDATE_RETURN(arguments[0] != '\0',    EINVAL, -1);
 
    Character* arguments_buffer[64];
    Character** const captured_arguments = traits::capture_argv(
        &varargs,
        arguments,
        &arguments_buffer[0],
        64);
 
    _VALIDATE_RETURN_NOEXC(captured_arguments != nullptr, ENOMEM, -1);
 
    __crt_unique_heap_ptr<Character*> const captured_arguments_cleanup(
        captured_arguments == arguments_buffer ? nullptr : captured_arguments);
 
    Character const* const* const environment = pass_environment
        ? va_arg(varargs, Character const* const*)
        : nullptr;
 
    return traits::tspawnve(mode, file_name, captured_arguments, environment);
}

Referenced by _execl(), _execle(), _spawnl(), _spawnle(), _wexecl(), _wexecle(), _wspawnl(), and _wspawnle().