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Diffstat (limited to 'newlib/libc/stdlib/atoi.c')
-rw-r--r-- | newlib/libc/stdlib/atoi.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/newlib/libc/stdlib/atoi.c b/newlib/libc/stdlib/atoi.c new file mode 100644 index 0000000..c7792a4 --- /dev/null +++ b/newlib/libc/stdlib/atoi.c @@ -0,0 +1,54 @@ +/* +FUNCTION + <<atoi>>, <<atol>>---string to integer + +INDEX + atoi +INDEX + atol + +ANSI_SYNOPSIS + #include <stdlib.h> + int atoi(const char *<[s]>); + long atol(const char *<[s]>); + +TRAD_SYNOPSIS + #include <stdlib.h> + int atoi(<[s]>) + char *<[s]>; + + long atol(<[s]>) + 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).>> + +RETURNS + The functions return the converted value, if any. If no conversion was + made, <<0>> is returned. + +PORTABILITY +<<atoi>> is ANSI. + +No supporting OS subroutines are required. +*/ + +/* + * Andy Wilson, 2-Oct-89. + */ + +#include <stdlib.h> +#include <_ansi.h> + +int +_DEFUN (atoi, (s), + _CONST char *s) +{ + return (int) strtol (s, NULL, 10); +} + |