From d0efaaaab9fdaccd83ced5aa74b40a9b3a391466 Mon Sep 17 00:00:00 2001 From: solar Date: Sat, 3 Dec 2005 21:40:47 +0000 Subject: [PATCH] Initial checkin. --- functions/stdlib/strtol.c | 118 ++++++++++++++++++++++++++++++++++++ functions/stdlib/strtoll.c | 116 +++++++++++++++++++++++++++++++++++ functions/stdlib/strtoul.c | 74 ++++++++++++++++++++++ functions/stdlib/strtoull.c | 74 ++++++++++++++++++++++ 4 files changed, 382 insertions(+) create mode 100644 functions/stdlib/strtol.c create mode 100644 functions/stdlib/strtoll.c create mode 100644 functions/stdlib/strtoul.c create mode 100644 functions/stdlib/strtoull.c diff --git a/functions/stdlib/strtol.c b/functions/stdlib/strtol.c new file mode 100644 index 0000000..1a40409 --- /dev/null +++ b/functions/stdlib/strtol.c @@ -0,0 +1,118 @@ +/* $Id$ */ + +/* 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 + +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 ( sign == '+' ) + { + rc = _PDCLIB_strtox_main( &p, base, LONG_MAX, LONG_MAX / base, 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 ); + } + if ( endptr != NULL ) *endptr = ( p != NULL ) ? (char *) p : (char *) s; + return ( sign == '+' ) ? rc : -rc; +} + +#endif + +#ifdef TEST +#include <_PDCLIB_test.h> +#include + +int main() +{ + 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 ); + /* proper detecting of default base 10 */ + TESTCASE( strtol( "123", NULL, 0 ) == 123 ); + /* proper functioning to smaller base */ + TESTCASE( strtol( "14", NULL, 8 ) == 12 ); + /* proper autodetecting of octal */ + TESTCASE( strtol( "014", NULL, 0 ) == 12 ); + /* proper autodetecting of hexadecimal, lowercase 'x' */ + TESTCASE( strtol( "0xFF", NULL, 0 ) == 255 ); + /* proper autodetecting of hexadecimal, uppercase 'X' */ + TESTCASE( strtol( "0XFF", NULL, 0 ) == 255 ); + /* errno should still be 0 */ + TESTCASE( errno == 0 ); + /* overflowing subject sequence must still return proper endptr */ + TESTCASE( strtol( overflow, &endptr, 36 ) == LONG_MIN ); + TESTCASE( errno == ERANGE ); + TESTCASE( ( endptr - overflow ) == 53 ); + /* same for positive */ + errno = 0; + TESTCASE( strtol( overflow + 1, &endptr, 36 ) == LONG_MAX ); + TESTCASE( errno == ERANGE ); + TESTCASE( ( endptr - overflow ) == 53 ); + /* testing skipping of leading whitespace */ + TESTCASE( strtol( " \n\v\t\f123", NULL, 0 ) == 123 ); + /* testing conversion failure */ + TESTCASE( strtol( overflow, &endptr, 10 ) == 0 ); + TESTCASE( endptr == overflow ); + endptr = NULL; + TESTCASE( strtol( overflow, &endptr, 0 ) == 0 ); + TESTCASE( endptr == overflow ); + /* These tests assume two-complement, but conversion should work for */ + /* one-complement and signed magnitude just as well. Anyone having a */ + /* platform to test this on? */ + errno = 0; +#if _PDCLIB_LONG_BYTES == 4 + /* testing "even" overflow, i.e. base is power of two */ + TESTCASE( strtol( "0x7FFFFFFF", NULL, 0 ) == 0x7fffffff ); + TESTCASE( errno == 0 ); + TESTCASE( strtol( "0x80000000", NULL, 0 ) == LONG_MAX ); + TESTCASE( errno == ERANGE ); + errno = 0; + TESTCASE( strtol( "-0x7FFFFFFF", NULL, 0 ) == 0x80000001 ); + TESTCASE( errno == 0 ); + TESTCASE( strtol( "-0x80000000", NULL, 0 ) == LONG_MIN ); + TESTCASE( errno == 0 ); + TESTCASE( strtol( "-0x80000001", NULL, 0 ) == LONG_MIN ); + TESTCASE( errno == ERANGE ); + /* TODO: test "odd" overflow, i.e. base is not power of two */ +#elif _PDCLIB_LONG_BYTES == 8 + /* testing "even" overflow, i.e. base is power of two */ + TESTCASE( strtol( "0x7FFFFFFFFFFFFFFF", NULL, 0 ) == 0x7fffffffffffffff ); + TESTCASE( errno == 0 ); + TESTCASE( strtol( "0x8000000000000000", NULL, 0 ) == LONG_MAX ); + TESTCASE( errno == ERANGE ); + errno = 0; + TESTCASE( strtol( "-0x7FFFFFFFFFFFFFFF", NULL, 0 ) == -0x8000000000000001 ); + TESTCASE( errno == 0 ); + TESTCASE( strtol( "-0x8000000000000000", NULL, 0 ) == LONG_MIN ); + TESTCASE( errno == 0 ); + TESTCASE( strtol( "-0x8000000000000001", NULL, 0 ) == LONG_MIN ); + TESTCASE( errno == ERANGE ); + /* TODO: test "odd" overflow, i.e. base is not power of two */ +#else +#error Unsupported width of 'long' (neither 32 nor 64 bit). +#endif + return TEST_RESULTS; +} + +#endif diff --git a/functions/stdlib/strtoll.c b/functions/stdlib/strtoll.c new file mode 100644 index 0000000..2f7a269 --- /dev/null +++ b/functions/stdlib/strtoll.c @@ -0,0 +1,116 @@ +/* $Id$ */ + +/* Release $Name$ */ + +/* strtoll( 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 + +#ifndef REGTEST + +long long int strtoll( const char * s, char ** endptr, int base ) +{ + long long int rc; + char sign = '+'; + const char * p = _PDCLIB_strtox_prelim( s, &sign, &base ); + if ( sign == '+' ) + { + rc = _PDCLIB_strtox_main( &p, base, LLONG_MAX, LLONG_MAX / base, LLONG_MAX % base, &sign ); + } + else + { + /* FIXME: This breaks on some machines that round negatives wrongly */ + rc = _PDCLIB_strtox_main( &p, base, LLONG_MIN, LLONG_MIN / -base, -( LLONG_MIN % base ), &sign ); + } + if ( endptr != NULL ) *endptr = ( p != NULL ) ? (char *) p : (char *) s; + return ( sign == '+' ) ? rc : -rc; +} + +#endif + +#ifdef TEST +#include <_PDCLIB_test.h> +#include + +int main() +{ + char * endptr; + /* this, to base 36, overflows even a 256 bit integer */ + char overflow[] = "-ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ_"; + BEGIN_TESTS; + errno = 0; + /* basic functionality */ + TESTCASE( strtoll( "123", NULL, 10 ) == 123 ); + /* proper detecting of default base 10 */ + TESTCASE( strtoll( "123", NULL, 0 ) == 123 ); + /* proper functioning to smaller base */ + TESTCASE( strtoll( "14", NULL, 8 ) == 12 ); + /* proper autodetecting of octal */ + TESTCASE( strtoll( "014", NULL, 0 ) == 12 ); + /* proper autodetecting of hexadecimal, lowercase 'x' */ + TESTCASE( strtoll( "0xFF", NULL, 0 ) == 255 ); + /* proper autodetecting of hexadecimal, uppercase 'X' */ + TESTCASE( strtoll( "0XFF", NULL, 0 ) == 255 ); + /* errno should still be 0 */ + TESTCASE( errno == 0 ); + /* overflowing subject sequence must still return proper endptr */ + TESTCASE( strtoll( overflow, &endptr, 36 ) == LLONG_MIN ); + TESTCASE( errno == ERANGE ); + TESTCASE( ( endptr - overflow ) == 53 ); + /* same for positive */ + errno = 0; + TESTCASE( strtoll( overflow + 1, &endptr, 36 ) == LLONG_MAX ); + TESTCASE( errno == ERANGE ); + TESTCASE( ( endptr - overflow ) == 53 ); + /* testing skipping of leading whitespace */ + TESTCASE( strtoll( " \n\v\t\f123", NULL, 0 ) == 123 ); + /* testing conversion failure */ + TESTCASE( strtoll( overflow, &endptr, 10 ) == 0 ); + TESTCASE( endptr == overflow ); + endptr = NULL; + TESTCASE( strtoll( overflow, &endptr, 0 ) == 0 ); + TESTCASE( endptr == overflow ); + /* These tests assume two-complement, but conversion should work for */ + /* one-complement and signed magnitude just as well. Anyone having a */ + /* platform to test this on? */ + errno = 0; +#if _PDCLIB_LLONG_BYTES == 8 + /* testing "even" overflow, i.e. base is power of two */ + TESTCASE( strtoll( "0x7FFFFFFFFFFFFFFF", NULL, 0 ) == 0x7fffffffffffffff ); + TESTCASE( errno == 0 ); + TESTCASE( strtoll( "0x8000000000000000", NULL, 0 ) == LLONG_MAX ); + TESTCASE( errno == ERANGE ); + errno = 0; + TESTCASE( strtoll( "-0x7FFFFFFFFFFFFFFF", NULL, 0 ) == 0x8000000000000001 ); + TESTCASE( errno == 0 ); + TESTCASE( strtoll( "-0x8000000000000000", NULL, 0 ) == LLONG_MIN ); + TESTCASE( errno == 0 ); + TESTCASE( strtoll( "-0x8000000000000001", NULL, 0 ) == LLONG_MIN ); + TESTCASE( errno == ERANGE ); + /* TODO: test "odd" overflow, i.e. base is not power of two */ +#elif _PDCLIB_LONG_BYTES == 16 + /* testing "even" overflow, i.e. base is power of two */ + TESTCASE( strtoll( "0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF", NULL, 0 ) == 0x7fffffffffffffffffffffffffffffff ); + TESTCASE( errno == 0 ); + TESTCASE( strtoll( "0x80000000000000000000000000000000", NULL, 0 ) == LLONG_MAX ); + TESTCASE( errno == ERANGE ); + errno = 0; + TESTCASE( strtoll( "-0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF", NULL, 0 ) == -0x80000000000000000000000000000001 ); + TESTCASE( errno == 0 ); + TESTCASE( strtoll( "-0x80000000000000000000000000000000", NULL, 0 ) == LLONG_MIN ); + TESTCASE( errno == 0 ); + TESTCASE( strtoll( "-0x80000000000000000000000000000001", NULL, 0 ) == LLONG_MIN ); + TESTCASE( errno == ERANGE ); + /* TODO: test "odd" overflow, i.e. base is not power of two */ +#else +#error Unsupported width of 'long long' (neither 64 nor 128 bit). +#endif + return TEST_RESULTS; +} +#endif diff --git a/functions/stdlib/strtoul.c b/functions/stdlib/strtoul.c new file mode 100644 index 0000000..e38dbd6 --- /dev/null +++ b/functions/stdlib/strtoul.c @@ -0,0 +1,74 @@ +/* $Id$ */ + +/* Release $Name$ */ + +/* strtoul( 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 + +unsigned long int strtoul( const char * s, char ** endptr, int base ) +{ + unsigned long int rc; + char sign = '+'; + const char * p = _PDCLIB_strtox_prelim( s, &sign, &base ); + rc = _PDCLIB_strtox_main( &p, base, ULONG_MAX, ULONG_MAX / base, ULONG_MAX % base, &sign ); + if ( endptr != NULL ) *endptr = ( p != NULL ) ? (char *) p : (char *) s; + return ( sign == '+' ) ? rc : -rc; +} + +#endif + +#ifdef TEST +#include <_PDCLIB_test.h> +#include + +int main() +{ + char * endptr; + /* this, to base 36, overflows even a 256 bit integer */ + char overflow[] = "-ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ_"; + BEGIN_TESTS; + errno = 0; + /* basic functionality */ + TESTCASE( strtoul( "123", NULL, 10 ) == 123 ); + /* proper detecting of default base 10 */ + TESTCASE( strtoul( "123", NULL, 0 ) == 123 ); + /* proper functioning to smaller base */ + TESTCASE( strtoul( "14", NULL, 8 ) == 12 ); + /* proper autodetecting of octal */ + TESTCASE( strtoul( "014", NULL, 0 ) == 12 ); + /* proper autodetecting of hexadecimal, lowercase 'x' */ + TESTCASE( strtoul( "0xFF", NULL, 0 ) == 255 ); + /* proper autodetecting of hexadecimal, uppercase 'X' */ + TESTCASE( strtoul( "0XFF", NULL, 0 ) == 255 ); + /* errno should still be 0 */ + TESTCASE( errno == 0 ); + /* overflowing subject sequence must still return proper endptr */ + TESTCASE( strtoul( overflow, &endptr, 36 ) == ULONG_MAX ); + TESTCASE( errno == ERANGE ); + TESTCASE( ( endptr - overflow ) == 53 ); + /* same for positive */ + errno = 0; + TESTCASE( strtoul( overflow + 1, &endptr, 36 ) == ULONG_MAX ); + TESTCASE( errno == ERANGE ); + TESTCASE( ( endptr - overflow ) == 53 ); + /* testing skipping of leading whitespace */ + TESTCASE( strtoul( " \n\v\t\f123", NULL, 0 ) == 123 ); + /* testing conversion failure */ + TESTCASE( strtoul( overflow, &endptr, 10 ) == 0 ); + TESTCASE( endptr == overflow ); + endptr = NULL; + TESTCASE( strtoul( overflow, &endptr, 0 ) == 0 ); + TESTCASE( endptr == overflow ); + return TEST_RESULTS; +} +#endif diff --git a/functions/stdlib/strtoull.c b/functions/stdlib/strtoull.c new file mode 100644 index 0000000..08b696a --- /dev/null +++ b/functions/stdlib/strtoull.c @@ -0,0 +1,74 @@ +/* $Id$ */ + +/* Release $Name$ */ + +/* strtoull( 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 + +unsigned long long int strtoull( const char * s, char ** endptr, int base ) +{ + unsigned long long int rc; + char sign = '+'; + const char * p = _PDCLIB_strtox_prelim( s, &sign, &base ); + rc = _PDCLIB_strtox_main( &p, base, ULLONG_MAX, ULLONG_MAX / base, ULLONG_MAX % base, &sign ); + if ( endptr != NULL ) *endptr = ( p != NULL ) ? (char *) p : (char *) s; + return ( sign == '+' ) ? rc : -rc; +} + +#endif + +#ifdef TEST +#include <_PDCLIB_test.h> +#include + +int main() +{ + char * endptr; + /* this, to base 36, overflows even a 256 bit integer */ + char overflow[] = "-ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ_"; + BEGIN_TESTS; + errno = 0; + /* basic functionality */ + TESTCASE( strtoull( "123", NULL, 10 ) == 123 ); + /* proper detecting of default base 10 */ + TESTCASE( strtoull( "123", NULL, 0 ) == 123 ); + /* proper functioning to smaller base */ + TESTCASE( strtoull( "14", NULL, 8 ) == 12 ); + /* proper autodetecting of octal */ + TESTCASE( strtoull( "014", NULL, 0 ) == 12 ); + /* proper autodetecting of hexadecimal, lowercase 'x' */ + TESTCASE( strtoull( "0xFF", NULL, 0 ) == 255 ); + /* proper autodetecting of hexadecimal, uppercase 'X' */ + TESTCASE( strtoull( "0XFF", NULL, 0 ) == 255 ); + /* errno should still be 0 */ + TESTCASE( errno == 0 ); + /* overflowing subject sequence must still return proper endptr */ + TESTCASE( strtoull( overflow, &endptr, 36 ) == ULLONG_MAX ); + TESTCASE( errno == ERANGE ); + TESTCASE( ( endptr - overflow ) == 53 ); + /* same for positive */ + errno = 0; + TESTCASE( strtoull( overflow + 1, &endptr, 36 ) == ULLONG_MAX ); + TESTCASE( errno == ERANGE ); + TESTCASE( ( endptr - overflow ) == 53 ); + /* testing skipping of leading whitespace */ + TESTCASE( strtoull( " \n\v\t\f123", NULL, 0 ) == 123 ); + /* testing conversion failure */ + TESTCASE( strtoull( overflow, &endptr, 10 ) == 0 ); + TESTCASE( endptr == overflow ); + endptr = NULL; + TESTCASE( strtoull( overflow, &endptr, 0 ) == 0 ); + TESTCASE( endptr == overflow ); + return TEST_RESULTS; +} +#endif -- 2.40.0