X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstdlib%2Fstrtol.c;h=04c8617541c0650b4bfb3a42b6b3b3ecb154a3c4;hb=9507e63e4b8558c8a3337521853f80f72f83a689;hp=1a40409d7d030dabc609e84f7c163f973d4932e2;hpb=a7fcb7c1fec94e1992098fb892bc8fb7d607ae5e;p=pdclib.old diff --git a/functions/stdlib/strtol.c b/functions/stdlib/strtol.c index 1a40409..04c8617 100644 --- a/functions/stdlib/strtol.c +++ b/functions/stdlib/strtol.c @@ -1,33 +1,32 @@ /* $Id$ */ -/* Release $Name$ */ - /* strtol( const char *, char * *, int ) This file is part of the Public Domain C Library (PDCLib). Permission is granted to use, modify, and / or redistribute at will. */ -#include <_PDCLIB_int.h> #include -#include #include #ifndef REGTEST +#include + long int strtol( const char * s, char ** endptr, int base ) { long int rc; char sign = '+'; const char * p = _PDCLIB_strtox_prelim( s, &sign, &base ); + if ( base < 2 || base > 36 ) return 0; if ( sign == '+' ) { - rc = _PDCLIB_strtox_main( &p, base, LONG_MAX, LONG_MAX / base, LONG_MAX % base, &sign ); + rc = _PDCLIB_strtox_main( &p, (unsigned)base, (uintmax_t)LONG_MAX, (uintmax_t)( LONG_MAX / base ), (int)( LONG_MAX % base ), &sign ); } else { /* FIXME: This breaks on some machines that round negatives wrongly */ - rc = _PDCLIB_strtox_main( &p, base, LONG_MIN, LONG_MIN / -base, -( LONG_MIN % base ), &sign ); + rc = _PDCLIB_strtox_main( &p, (unsigned)base, (uintmax_t)LONG_MIN, (uintmax_t)( LONG_MIN / -base ), (int)( -( LONG_MIN % base ) ), &sign ); } if ( endptr != NULL ) *endptr = ( p != NULL ) ? (char *) p : (char *) s; return ( sign == '+' ) ? rc : -rc; @@ -37,14 +36,19 @@ long int strtol( const char * s, char ** endptr, int base ) #ifdef TEST #include <_PDCLIB_test.h> + +#ifndef _PDCLIB_INT_H +#define _PDCLIB_INT_H +#include <_PDCLIB_int.h> +#endif + #include -int main() +int main( void ) { char * endptr; /* this, to base 36, overflows even a 256 bit integer */ char overflow[] = "-ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ_"; - BEGIN_TESTS; errno = 0; /* basic functionality */ TESTCASE( strtol( "123", NULL, 10 ) == 123 ); @@ -88,7 +92,7 @@ int main() TESTCASE( strtol( "0x80000000", NULL, 0 ) == LONG_MAX ); TESTCASE( errno == ERANGE ); errno = 0; - TESTCASE( strtol( "-0x7FFFFFFF", NULL, 0 ) == 0x80000001 ); + TESTCASE( strtol( "-0x7FFFFFFF", NULL, 0 ) == (long)0x80000001 ); TESTCASE( errno == 0 ); TESTCASE( strtol( "-0x80000000", NULL, 0 ) == LONG_MIN ); TESTCASE( errno == 0 );