Upgrade our <ctype.h> implementation to OpenBSD head.

Adding the perfunctory <ctype.h> tests showed that we'd accidentally
dropped several symbols. This puts everything back in its proper place
and switches us to upstream head at the same time.

Change-Id: Ib527ad280c9baded81e667fa598698526d93e66f
This commit is contained in:
Elliott Hughes 2014-04-18 10:29:16 -07:00
parent 0e351e4011
commit f3c73901cb
7 changed files with 322 additions and 103 deletions

View file

@ -81,7 +81,6 @@ libc_common_src_files := \
stdio/sprintf.c \
stdio/vfprintf.c \
stdlib/atexit.c \
stdlib/ctype_.c \
stdlib/getenv.c \
stdlib/putenv.c \
stdlib/setenv.c \
@ -338,10 +337,12 @@ libc_upstream_openbsd_gdtoa_src_files_64 := \
libc_upstream_openbsd_src_files := \
upstream-openbsd/lib/libc/gen/alarm.c \
upstream-openbsd/lib/libc/gen/ctype_.c \
upstream-openbsd/lib/libc/gen/exec.c \
upstream-openbsd/lib/libc/gen/fnmatch.c \
upstream-openbsd/lib/libc/gen/ftok.c \
upstream-openbsd/lib/libc/gen/getprogname.c \
upstream-openbsd/lib/libc/gen/isctype.c \
upstream-openbsd/lib/libc/gen/setprogname.c \
upstream-openbsd/lib/libc/gen/time.c \
upstream-openbsd/lib/libc/gen/tolower_.c \

View file

@ -1,4 +1,4 @@
/* $OpenBSD: ctype_.c,v 1.9 2005/08/08 08:05:33 espie Exp $ */
/* $OpenBSD: ctype_.c,v 1.10 2011/09/22 09:06:10 stsp Exp $ */
/*
* Copyright (c) 1989 The Regents of the University of California.
* All rights reserved.
@ -36,15 +36,6 @@
#include <ctype.h>
#include "ctype_private.h"
#define _U _CTYPE_U
#define _L _CTYPE_L
#define _D _CTYPE_D
#define _S _CTYPE_S
#define _P _CTYPE_P
#define _C _CTYPE_C
#define _X _CTYPE_X
#define _B _CTYPE_B
const char _C_ctype_[1 + CTYPE_NUM_CHARS] = {
0,
_C, _C, _C, _C, _C, _C, _C, _C,
@ -53,8 +44,8 @@ const char _C_ctype_[1 + CTYPE_NUM_CHARS] = {
_C, _C, _C, _C, _C, _C, _C, _C,
_S|(char)_B, _P, _P, _P, _P, _P, _P, _P,
_P, _P, _P, _P, _P, _P, _P, _P,
_D, _D, _D, _D, _D, _D, _D, _D,
_D, _D, _P, _P, _P, _P, _P, _P,
_N, _N, _N, _N, _N, _N, _N, _N,
_N, _N, _P, _P, _P, _P, _P, _P,
_P, _U|_X, _U|_X, _U|_X, _U|_X, _U|_X, _U|_X, _U,
_U, _U, _U, _U, _U, _U, _U, _U,
_U, _U, _U, _U, _U, _U, _U, _U,
@ -62,98 +53,24 @@ const char _C_ctype_[1 + CTYPE_NUM_CHARS] = {
_P, _L|_X, _L|_X, _L|_X, _L|_X, _L|_X, _L|_X, _L,
_L, _L, _L, _L, _L, _L, _L, _L,
_L, _L, _L, _L, _L, _L, _L, _L,
/* determine printability based on the IS0 8859 8-bit standard */
_L, _L, _L, _P, _P, _P, _P, _C,
_C, _C, _C, _C, _C, _C, _C, _C, /* 80 */
_C, _C, _C, _C, _C, _C, _C, _C, /* 88 */
_C, _C, _C, _C, _C, _C, _C, _C, /* 90 */
_C, _C, _C, _C, _C, _C, _C, _C, /* 98 */
_P, _P, _P, _P, _P, _P, _P, _P, /* A0 */
_P, _P, _P, _P, _P, _P, _P, _P, /* A8 */
_P, _P, _P, _P, _P, _P, _P, _P, /* B0 */
_P, _P, _P, _P, _P, _P, _P, _P, /* B8 */
_P, _P, _P, _P, _P, _P, _P, _P, /* C0 */
_P, _P, _P, _P, _P, _P, _P, _P, /* C8 */
_P, _P, _P, _P, _P, _P, _P, _P, /* D0 */
_P, _P, _P, _P, _P, _P, _P, _P, /* D8 */
_P, _P, _P, _P, _P, _P, _P, _P, /* E0 */
_P, _P, _P, _P, _P, _P, _P, _P, /* E8 */
_P, _P, _P, _P, _P, _P, _P, _P, /* F0 */
_P, _P, _P, _P, _P, _P, _P, _P /* F8 */
0, 0, 0, 0, 0, 0, 0, 0, /* 80 */
0, 0, 0, 0, 0, 0, 0, 0, /* 88 */
0, 0, 0, 0, 0, 0, 0, 0, /* 90 */
0, 0, 0, 0, 0, 0, 0, 0, /* 98 */
0, 0, 0, 0, 0, 0, 0, 0, /* A0 */
0, 0, 0, 0, 0, 0, 0, 0, /* A8 */
0, 0, 0, 0, 0, 0, 0, 0, /* B0 */
0, 0, 0, 0, 0, 0, 0, 0, /* B8 */
0, 0, 0, 0, 0, 0, 0, 0, /* C0 */
0, 0, 0, 0, 0, 0, 0, 0, /* C8 */
0, 0, 0, 0, 0, 0, 0, 0, /* D0 */
0, 0, 0, 0, 0, 0, 0, 0, /* D8 */
0, 0, 0, 0, 0, 0, 0, 0, /* E0 */
0, 0, 0, 0, 0, 0, 0, 0, /* E8 */
0, 0, 0, 0, 0, 0, 0, 0, /* F0 */
0, 0, 0, 0, 0, 0, 0, 0 /* F8 */
};
const char *_ctype_ = _C_ctype_;
int isalnum(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_U|_L|_D)));
}
int isalpha(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_U|_L)));
}
int iscntrl(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _C));
}
int isdigit(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _D));
}
int isgraph(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_P|_U|_L|_D)));
}
int islower(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _L));
}
int isprint(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_P|_U|_L|_D|_B)));
}
int ispunct(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _P));
}
int isspace(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _S));
}
int isupper(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _U));
}
int isxdigit(int c)
{
return (c == -1 ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_D|_X)));
}
int isblank(int c)
{
return (c == ' ' || c == '\t');
}
int isascii(int c)
{
return ((unsigned int)c <= 0177);
}
int toascii(int c)
{
return (c & 0177);
}
__strong_alias(_toupper, toupper);
__strong_alias(_tolower, tolower);

View file

@ -0,0 +1,150 @@
/* $OpenBSD: isctype.c,v 1.11 2005/08/08 08:05:34 espie Exp $ */
/*
* Copyright (c) 1989 The Regents of the University of California.
* All rights reserved.
* (c) UNIX System Laboratories, Inc.
* All or some portions of this file are derived from material licensed
* to the University of California by American Telephone and Telegraph
* Co. or Unix System Laboratories, Inc. and are reproduced herein with
* the permission of UNIX System Laboratories, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#define _ANSI_LIBRARY
#include <ctype.h>
#include <stdio.h>
#undef isalnum
int
isalnum(int c)
{
return (c == EOF ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_U|_L|_N)));
}
#undef isalpha
int
isalpha(int c)
{
return (c == EOF ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_U|_L)));
}
#undef isblank
int
isblank(int c)
{
return (c == ' ' || c == '\t');
}
#undef iscntrl
int
iscntrl(int c)
{
return (c == EOF ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _C));
}
#undef isdigit
int
isdigit(int c)
{
return (c == EOF ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _N));
}
#undef isgraph
int
isgraph(int c)
{
return (c == EOF ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_P|_U|_L|_N)));
}
#undef islower
int
islower(int c)
{
return (c == EOF ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _L));
}
#undef isprint
int
isprint(int c)
{
return (c == EOF ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_P|_U|_L|_N|_B)));
}
#undef ispunct
int
ispunct(int c)
{
return (c == EOF ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _P));
}
#undef isspace
int
isspace(int c)
{
return (c == EOF ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _S));
}
#undef isupper
int
isupper(int c)
{
return (c == EOF ? 0 : ((_ctype_ + 1)[(unsigned char)c] & _U));
}
#undef isxdigit
int
isxdigit(int c)
{
return (c == EOF ? 0 : ((_ctype_ + 1)[(unsigned char)c] & (_N|_X)));
}
#undef isascii
int
isascii(int c)
{
return ((unsigned int)c <= 0177);
}
#undef toascii
int
toascii(int c)
{
return (c & 0177);
}
#undef _toupper
int
_toupper(int c)
{
return (c - 'a' + 'A');
}
#undef _tolower
int
_tolower(int c)
{
return (c - 'A' + 'a');
}

View file

@ -20,4 +20,16 @@
#define _GNU_SOURCE
#define __USE_BSD
/* OpenBSD's <ctype.h> uses these names, which conflicted with stlport.
* Additionally, we changed the numeric/digit type from N to D for libcxx.
*/
#define _U _CTYPE_U
#define _L _CTYPE_L
#define _N _CTYPE_D
#define _S _CTYPE_S
#define _P _CTYPE_P
#define _C _CTYPE_C
#define _X _CTYPE_X
#define _B _CTYPE_B
#endif

View file

@ -40,6 +40,7 @@ test_cflags = \
libBionicStandardTests_src_files := \
buffer_tests.cpp \
ctype_test.cpp \
dirent_test.cpp \
eventfd_test.cpp \
fcntl_test.cpp \

138
tests/ctype_test.cpp Normal file
View file

@ -0,0 +1,138 @@
/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <gtest/gtest.h>
#include <ctype.h>
TEST(ctype, isalnum) {
EXPECT_TRUE(isalnum('1'));
EXPECT_TRUE(isalnum('a'));
EXPECT_TRUE(isalnum('A'));
EXPECT_FALSE(isalnum('!'));
EXPECT_FALSE(isalnum(' '));
}
TEST(ctype, isalpha) {
EXPECT_FALSE(isalpha('1'));
EXPECT_TRUE(isalpha('a'));
EXPECT_TRUE(isalpha('A'));
EXPECT_FALSE(isalpha('!'));
EXPECT_FALSE(isalpha(' '));
}
TEST(ctype, isascii) {
EXPECT_TRUE(isascii('\x7f'));
EXPECT_FALSE(isascii('\x80'));
}
TEST(ctype, isblank) {
EXPECT_FALSE(isblank('1'));
EXPECT_TRUE(isblank(' '));
EXPECT_TRUE(isblank('\t'));
}
TEST(ctype, iscntrl) {
EXPECT_FALSE(iscntrl('1'));
EXPECT_TRUE(iscntrl('\b'));
}
TEST(ctype, isdigit) {
EXPECT_TRUE(isdigit('1'));
EXPECT_FALSE(isdigit('a'));
EXPECT_FALSE(isdigit('x'));
}
TEST(ctype, isgraph) {
EXPECT_TRUE(isgraph('a'));
EXPECT_TRUE(isgraph('A'));
EXPECT_TRUE(isgraph('1'));
EXPECT_TRUE(isgraph('!'));
EXPECT_FALSE(isgraph(' '));
}
TEST(ctype, islower) {
EXPECT_TRUE(islower('a'));
EXPECT_FALSE(islower('A'));
EXPECT_FALSE(islower('!'));
}
TEST(ctype, isprint) {
EXPECT_TRUE(isprint('a'));
EXPECT_TRUE(isprint(' '));
EXPECT_FALSE(isprint('\b'));
}
TEST(ctype, ispunct) {
EXPECT_TRUE(ispunct('!'));
EXPECT_FALSE(ispunct('a'));
EXPECT_FALSE(ispunct(' '));
EXPECT_FALSE(ispunct('\b'));
}
TEST(ctype, isspace) {
EXPECT_TRUE(isspace(' '));
EXPECT_TRUE(isspace('\f'));
EXPECT_TRUE(isspace('\n'));
EXPECT_TRUE(isspace('\r'));
EXPECT_TRUE(isspace('\t'));
EXPECT_TRUE(isspace('\v'));
EXPECT_FALSE(isspace('a'));
EXPECT_FALSE(isspace('!'));
}
TEST(ctype, isupper) {
EXPECT_TRUE(isupper('A'));
EXPECT_FALSE(isupper('a'));
EXPECT_FALSE(isupper('!'));
}
TEST(ctype, isxdigit) {
EXPECT_TRUE(isxdigit('0'));
EXPECT_FALSE(isxdigit('x'));
EXPECT_TRUE(isxdigit('1'));
EXPECT_TRUE(isxdigit('a'));
EXPECT_TRUE(isxdigit('A'));
EXPECT_FALSE(isxdigit('g'));
EXPECT_FALSE(isxdigit(' '));
}
TEST(ctype, toascii) {
EXPECT_EQ('a', toascii('a'));
EXPECT_EQ('a', toascii(0x80 | 'a'));
}
TEST(ctype, tolower) {
EXPECT_EQ('!', tolower('!'));
EXPECT_EQ('a', tolower('a'));
EXPECT_EQ('a', tolower('A'));
}
TEST(ctype, _tolower) {
// _tolower may mangle characters for which isupper is false.
EXPECT_EQ('a', _tolower('A'));
}
TEST(ctype, toupper) {
EXPECT_EQ('!', toupper('!'));
EXPECT_EQ('A', toupper('a'));
EXPECT_EQ('A', toupper('A'));
}
TEST(ctype, _toupper) {
// _toupper may mangle characters for which islower is false.
EXPECT_EQ('A', _toupper('a'));
}