atoi man page on Cygwin

atoi man page on Cygwin

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ATOI(3)				    NEWLIB			       ATOI(3)

NAME
       2.8 `atoi', `atol'--string to integer

SYNOPSIS
	    #include <stdlib.h>
	    int atoi(const char *S);
	    long atol(const char *S);
	    int _atoi_r(struct _reent *PTR, const char *S);
	    long _atol_r(struct _reent *PTR, const char *S);

DESCRIPTION
       `atoi'  converts	 the  initial portion of a string to an `int'.	`atol'
       converts the initial portion of a string to a `long'.

	  `atoi(s)' is implemented as `(int)strtol(s, NULL, 10).' `atol(s)' is
       implemented as `strtol(s, NULL, 10).'

	  `_atoi_r'  and `_atol_r' are reentrant versions of `atoi' and `atol'
       respectively, passing the reentrancy struct pointer.

RETURNS
       The functions return the converted value, if any. If no conversion  was
       made, `0' is returned.

PORTABILITY
       `atoi', `atol' are ANSI.

	  No supporting OS subroutines are required.

SEE ALSO
       atoi  is part of the library.  The full documentation for is maintained
       as a Texinfo manual.  If info and are properly installed at your	 site,
       the command

	      info

       will give you access to the complete manual.

NEWLIB				  April 2010			       ATOI(3)

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