libexplain/execlp_on_error.c File Reference

#include <libexplain/ac/errno.h>
#include <libexplain/ac/stdarg.h>
#include <libexplain/ac/stdlib.h>
#include <libexplain/ac/unistd.h>
#include <libexplain/buffer/errno/execlp.h>
#include <libexplain/common_message_buffer.h>
#include <libexplain/execlp.h>
#include <libexplain/sizeof.h>
#include <libexplain/string_buffer.h>
#include <libexplain/output.h>

Go to the source code of this file.

Functions
int	explain_execlp_on_error (const char *pathname, const char *arg,...)

---

Function Documentation

int explain_execlp_on_error	(	const char *	pathname,
		const char *	arg,
			...
	)

The explain_execlp_on_error function is used to call the execlp(3) system call. On failure an explanation will be printed to stderr, obtained from the explain_execlp(3) function.

Parameters:

pathname	The pathname, exactly as to be passed to the execlp(3) system call.
arg	The argument list, exactly as to be passed to the execvp(3) system call.

Returns:

The value returned by the wrapped execlp(3) system call.

Example:

This function is intended to be used in a fashion similar to the following example:

 explain_execlp_on_error(pathname, arg0, arg1);
 ...cope with error
 ...no need to print error message

Definition at line 33 of file execlp_on_error.c.