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Imported gnulib's crypto/md5.

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This commit is contained in:
Micah Cowan 2007-10-13 23:47:36 -07:00
parent 7c7ef3cb01
commit 4aad4fe616
13 changed files with 1844 additions and 3 deletions
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7
.hgignore
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@ -11,6 +11,13 @@ config.log
config.status config.status
config.status.lineno config.status.lineno
autom4te.cache autom4te.cache
lib/.deps
lib/*.o
lib/libgnu.a
lib/unistd.h
lib/stdbool.h
lib/stdint.h
lib/wchar.h
tests/WgetTest.pm tests/WgetTest.pm
tests/unit-tests tests/unit-tests
tests/*.o tests/*.o

76
lib/Makefile.am
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@ -9,7 +9,7 @@
# the same distribution terms as the rest of that program. # the same distribution terms as the rest of that program.
# #
# Generated by gnulib-tool. # Generated by gnulib-tool.
# Reproduce by: gnulib-tool --import --dir=. --lib=libgnu --source-base=lib --m4-base=m4 --doc-base=doc --aux-dir=. --no-libtool --macro-prefix=gl c-ctype getopt maintainer-makefile md5 # Reproduce by: gnulib-tool --import --dir=. --lib=libgnu --source-base=lib --m4-base=m4 --doc-base=doc --aux-dir=. --no-libtool --macro-prefix=gl c-ctype crypto/md5 getopt maintainer-makefile md5
AUTOMAKE_OPTIONS = 1.5 gnits AUTOMAKE_OPTIONS = 1.5 gnits
@ -40,6 +40,15 @@ libgnu_a_SOURCES += c-ctype.h c-ctype.c
## end gnulib module c-ctype ## end gnulib module c-ctype
## begin gnulib module crypto/md5
EXTRA_DIST += md5.c md5.h
EXTRA_libgnu_a_SOURCES += md5.c
## end gnulib module crypto/md5
## begin gnulib module getopt ## begin gnulib module getopt
BUILT_SOURCES += $(GETOPT_H) BUILT_SOURCES += $(GETOPT_H)
@ -97,6 +106,46 @@ EXTRA_DIST += stdbool.in.h
## end gnulib module stdbool ## end gnulib module stdbool
## begin gnulib module stdint
BUILT_SOURCES += $(STDINT_H)
# We need the following in order to create <stdint.h> when the system
# doesn't have one that works with the given compiler.
stdint.h: stdint.in.h
rm -f $@-t $@
{ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
sed -e 's/@''HAVE_STDINT_H''@/$(HAVE_STDINT_H)/g' \
-e 's/@''INCLUDE_NEXT''@/$(INCLUDE_NEXT)/g' \
-e 's|@''NEXT_STDINT_H''@|$(NEXT_STDINT_H)|g' \
-e 's/@''HAVE_SYS_TYPES_H''@/$(HAVE_SYS_TYPES_H)/g' \
-e 's/@''HAVE_INTTYPES_H''@/$(HAVE_INTTYPES_H)/g' \
-e 's/@''HAVE_SYS_INTTYPES_H''@/$(HAVE_SYS_INTTYPES_H)/g' \
-e 's/@''HAVE_SYS_BITYPES_H''@/$(HAVE_SYS_BITYPES_H)/g' \
-e 's/@''HAVE_LONG_LONG_INT''@/$(HAVE_LONG_LONG_INT)/g' \
-e 's/@''HAVE_UNSIGNED_LONG_LONG_INT''@/$(HAVE_UNSIGNED_LONG_LONG_INT)/g' \
-e 's/@''BITSIZEOF_PTRDIFF_T''@/$(BITSIZEOF_PTRDIFF_T)/g' \
-e 's/@''PTRDIFF_T_SUFFIX''@/$(PTRDIFF_T_SUFFIX)/g' \
-e 's/@''BITSIZEOF_SIG_ATOMIC_T''@/$(BITSIZEOF_SIG_ATOMIC_T)/g' \
-e 's/@''HAVE_SIGNED_SIG_ATOMIC_T''@/$(HAVE_SIGNED_SIG_ATOMIC_T)/g' \
-e 's/@''SIG_ATOMIC_T_SUFFIX''@/$(SIG_ATOMIC_T_SUFFIX)/g' \
-e 's/@''BITSIZEOF_SIZE_T''@/$(BITSIZEOF_SIZE_T)/g' \
-e 's/@''SIZE_T_SUFFIX''@/$(SIZE_T_SUFFIX)/g' \
-e 's/@''BITSIZEOF_WCHAR_T''@/$(BITSIZEOF_WCHAR_T)/g' \
-e 's/@''HAVE_SIGNED_WCHAR_T''@/$(HAVE_SIGNED_WCHAR_T)/g' \
-e 's/@''WCHAR_T_SUFFIX''@/$(WCHAR_T_SUFFIX)/g' \
-e 's/@''BITSIZEOF_WINT_T''@/$(BITSIZEOF_WINT_T)/g' \
-e 's/@''HAVE_SIGNED_WINT_T''@/$(HAVE_SIGNED_WINT_T)/g' \
-e 's/@''WINT_T_SUFFIX''@/$(WINT_T_SUFFIX)/g' \
< $(srcdir)/stdint.in.h; \
} > $@-t
mv $@-t $@
MOSTLYCLEANFILES += stdint.h stdint.h-t
EXTRA_DIST += stdint.in.h
## end gnulib module stdint
## begin gnulib module unistd ## begin gnulib module unistd
BUILT_SOURCES += unistd.h BUILT_SOURCES += unistd.h
@ -138,6 +187,31 @@ EXTRA_DIST += unistd.in.h
## end gnulib module unistd ## end gnulib module unistd
## begin gnulib module wchar
BUILT_SOURCES += $(WCHAR_H)
# We need the following in order to create <wchar.h> when the system
# version does not work standalone.
wchar.h: wchar.in.h
rm -f $@-t $@
{ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
sed -e 's/@''INCLUDE_NEXT''@/$(INCLUDE_NEXT)/g' \
-e 's|@''NEXT_WCHAR_H''@|$(NEXT_WCHAR_H)|g' \
-e 's/@''HAVE_WCHAR_H''@/$(HAVE_WCHAR_H)/g' \
-e 's|@''GNULIB_WCWIDTH''@|$(GNULIB_WCWIDTH)|g' \
-e 's|@''HAVE_DECL_WCWIDTH''@|$(HAVE_DECL_WCWIDTH)|g' \
-e 's|@''REPLACE_WCWIDTH''@|$(REPLACE_WCWIDTH)|g' \
-e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
< $(srcdir)/wchar.in.h; \
} > $@-t
mv $@-t $@
MOSTLYCLEANFILES += wchar.h wchar.h-t
EXTRA_DIST += wchar.in.h
## end gnulib module wchar
mostlyclean-local: mostlyclean-generic mostlyclean-local: mostlyclean-generic
@for dir in '' $(MOSTLYCLEANDIRS); do \ @for dir in '' $(MOSTLYCLEANDIRS); do \

451
lib/md5.c Normal file
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@ -0,0 +1,451 @@
/* Functions to compute MD5 message digest of files or memory blocks.
according to the definition of MD5 in RFC 1321 from April 1992.
Copyright (C) 1995,1996,1997,1999,2000,2001,2005,2006
Free Software Foundation, Inc.
This file is part of the GNU C Library.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2, or (at your option) any
later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
/* Written by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995. */
#include <config.h>
#include "md5.h"
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#if USE_UNLOCKED_IO
# include "unlocked-io.h"
#endif
#ifdef _LIBC
# include <endian.h>
# if __BYTE_ORDER == __BIG_ENDIAN
# define WORDS_BIGENDIAN 1
# endif
/* We need to keep the namespace clean so define the MD5 function
protected using leading __ . */
# define md5_init_ctx __md5_init_ctx
# define md5_process_block __md5_process_block
# define md5_process_bytes __md5_process_bytes
# define md5_finish_ctx __md5_finish_ctx
# define md5_read_ctx __md5_read_ctx
# define md5_stream __md5_stream
# define md5_buffer __md5_buffer
#endif
#ifdef WORDS_BIGENDIAN
# define SWAP(n) \
(((n) << 24) | (((n) & 0xff00) << 8) | (((n) >> 8) & 0xff00) | ((n) >> 24))
#else
# define SWAP(n) (n)
#endif
#define BLOCKSIZE 4096
#if BLOCKSIZE % 64 != 0
# error "invalid BLOCKSIZE"
#endif
/* This array contains the bytes used to pad the buffer to the next
64-byte boundary. (RFC 1321, 3.1: Step 1) */
static const unsigned char fillbuf[64] = { 0x80, 0 /* , 0, 0, ... */ };
/* Initialize structure containing state of computation.
(RFC 1321, 3.3: Step 3) */
void
md5_init_ctx (struct md5_ctx *ctx)
{
ctx->A = 0x67452301;
ctx->B = 0xefcdab89;
ctx->C = 0x98badcfe;
ctx->D = 0x10325476;
ctx->total[0] = ctx->total[1] = 0;
ctx->buflen = 0;
}
/* Put result from CTX in first 16 bytes following RESBUF. The result
must be in little endian byte order.
IMPORTANT: On some systems it is required that RESBUF is correctly
aligned for a 32-bit value. */
void *
md5_read_ctx (const struct md5_ctx *ctx, void *resbuf)
{
((uint32_t *) resbuf)[0] = SWAP (ctx->A);
((uint32_t *) resbuf)[1] = SWAP (ctx->B);
((uint32_t *) resbuf)[2] = SWAP (ctx->C);
((uint32_t *) resbuf)[3] = SWAP (ctx->D);
return resbuf;
}
/* Process the remaining bytes in the internal buffer and the usual
prolog according to the standard and write the result to RESBUF.
IMPORTANT: On some systems it is required that RESBUF is correctly
aligned for a 32-bit value. */
void *
md5_finish_ctx (struct md5_ctx *ctx, void *resbuf)
{
/* Take yet unprocessed bytes into account. */
uint32_t bytes = ctx->buflen;
size_t size = (bytes < 56) ? 64 / 4 : 64 * 2 / 4;
/* Now count remaining bytes. */
ctx->total[0] += bytes;
if (ctx->total[0] < bytes)
++ctx->total[1];
/* Put the 64-bit file length in *bits* at the end of the buffer. */
ctx->buffer[size - 2] = SWAP (ctx->total[0] << 3);
ctx->buffer[size - 1] = SWAP ((ctx->total[1] << 3) | (ctx->total[0] >> 29));
memcpy (&((char *) ctx->buffer)[bytes], fillbuf, (size - 2) * 4 - bytes);
/* Process last bytes. */
md5_process_block (ctx->buffer, size * 4, ctx);
return md5_read_ctx (ctx, resbuf);
}
/* Compute MD5 message digest for bytes read from STREAM. The
resulting message digest number will be written into the 16 bytes
beginning at RESBLOCK. */
int
md5_stream (FILE *stream, void *resblock)
{
struct md5_ctx ctx;
char buffer[BLOCKSIZE + 72];
size_t sum;
/* Initialize the computation context. */
md5_init_ctx (&ctx);
/* Iterate over full file contents. */
while (1)
{
/* We read the file in blocks of BLOCKSIZE bytes. One call of the
computation function processes the whole buffer so that with the
next round of the loop another block can be read. */
size_t n;
sum = 0;
/* Read block. Take care for partial reads. */
while (1)
{
n = fread (buffer + sum, 1, BLOCKSIZE - sum, stream);
sum += n;
if (sum == BLOCKSIZE)
break;
if (n == 0)
{
/* Check for the error flag IFF N == 0, so that we don't
exit the loop after a partial read due to e.g., EAGAIN
or EWOULDBLOCK. */
if (ferror (stream))
return 1;
goto process_partial_block;
}
/* We've read at least one byte, so ignore errors. But always
check for EOF, since feof may be true even though N > 0.
Otherwise, we could end up calling fread after EOF. */
if (feof (stream))
goto process_partial_block;
}
/* Process buffer with BLOCKSIZE bytes. Note that
BLOCKSIZE % 64 == 0
*/
md5_process_block (buffer, BLOCKSIZE, &ctx);
}
process_partial_block:
/* Process any remaining bytes. */
if (sum > 0)
md5_process_bytes (buffer, sum, &ctx);
/* Construct result in desired memory. */
md5_finish_ctx (&ctx, resblock);
return 0;
}
/* Compute MD5 message digest for LEN bytes beginning at BUFFER. The
result is always in little endian byte order, so that a byte-wise
output yields to the wanted ASCII representation of the message
digest. */
void *
md5_buffer (const char *buffer, size_t len, void *resblock)
{
struct md5_ctx ctx;
/* Initialize the computation context. */
md5_init_ctx (&ctx);
/* Process whole buffer but last len % 64 bytes. */
md5_process_bytes (buffer, len, &ctx);
/* Put result in desired memory area. */
return md5_finish_ctx (&ctx, resblock);
}
void
md5_process_bytes (const void *buffer, size_t len, struct md5_ctx *ctx)
{
/* When we already have some bits in our internal buffer concatenate
both inputs first. */
if (ctx->buflen != 0)
{
size_t left_over = ctx->buflen;
size_t add = 128 - left_over > len ? len : 128 - left_over;
memcpy (&((char *) ctx->buffer)[left_over], buffer, add);
ctx->buflen += add;
if (ctx->buflen > 64)
{
md5_process_block (ctx->buffer, ctx->buflen & ~63, ctx);
ctx->buflen &= 63;
/* The regions in the following copy operation cannot overlap. */
memcpy (ctx->buffer,
&((char *) ctx->buffer)[(left_over + add) & ~63],
ctx->buflen);
}
buffer = (const char *) buffer + add;
len -= add;
}
/* Process available complete blocks. */
if (len >= 64)
{
#if !_STRING_ARCH_unaligned
# define alignof(type) offsetof (struct { char c; type x; }, x)
# define UNALIGNED_P(p) (((size_t) p) % alignof (uint32_t) != 0)
if (UNALIGNED_P (buffer))
while (len > 64)
{
md5_process_block (memcpy (ctx->buffer, buffer, 64), 64, ctx);
buffer = (const char *) buffer + 64;
len -= 64;
}
else
#endif
{
md5_process_block (buffer, len & ~63, ctx);
buffer = (const char *) buffer + (len & ~63);
len &= 63;
}
}
/* Move remaining bytes in internal buffer. */
if (len > 0)
{
size_t left_over = ctx->buflen;
memcpy (&((char *) ctx->buffer)[left_over], buffer, len);
left_over += len;
if (left_over >= 64)
{
md5_process_block (ctx->buffer, 64, ctx);
left_over -= 64;
memcpy (ctx->buffer, &ctx->buffer[16], left_over);
}
ctx->buflen = left_over;
}
}
/* These are the four functions used in the four steps of the MD5 algorithm
and defined in the RFC 1321. The first function is a little bit optimized
(as found in Colin Plumbs public domain implementation). */
/* #define FF(b, c, d) ((b & c) | (~b & d)) */
#define FF(b, c, d) (d ^ (b & (c ^ d)))
#define FG(b, c, d) FF (d, b, c)
#define FH(b, c, d) (b ^ c ^ d)
#define FI(b, c, d) (c ^ (b | ~d))
/* Process LEN bytes of BUFFER, accumulating context into CTX.
It is assumed that LEN % 64 == 0. */
void
md5_process_block (const void *buffer, size_t len, struct md5_ctx *ctx)
{
uint32_t correct_words[16];
const uint32_t *words = buffer;
size_t nwords = len / sizeof (uint32_t);
const uint32_t *endp = words + nwords;
uint32_t A = ctx->A;
uint32_t B = ctx->B;
uint32_t C = ctx->C;
uint32_t D = ctx->D;
/* First increment the byte count. RFC 1321 specifies the possible
length of the file up to 2^64 bits. Here we only compute the
number of bytes. Do a double word increment. */
ctx->total[0] += len;
if (ctx->total[0] < len)
++ctx->total[1];
/* Process all bytes in the buffer with 64 bytes in each round of
the loop. */
while (words < endp)
{
uint32_t *cwp = correct_words;
uint32_t A_save = A;
uint32_t B_save = B;
uint32_t C_save = C;
uint32_t D_save = D;
/* First round: using the given function, the context and a constant
the next context is computed. Because the algorithms processing
unit is a 32-bit word and it is determined to work on words in
little endian byte order we perhaps have to change the byte order
before the computation. To reduce the work for the next steps
we store the swapped words in the array CORRECT_WORDS. */
#define OP(a, b, c, d, s, T) \
do \
{ \
a += FF (b, c, d) + (*cwp++ = SWAP (*words)) + T; \
++words; \
CYCLIC (a, s); \
a += b; \
} \
while (0)
/* It is unfortunate that C does not provide an operator for
cyclic rotation. Hope the C compiler is smart enough. */
#define CYCLIC(w, s) (w = (w << s) | (w >> (32 - s)))
/* Before we start, one word to the strange constants.
They are defined in RFC 1321 as
T[i] = (int) (4294967296.0 * fabs (sin (i))), i=1..64
Here is an equivalent invocation using Perl:
perl -e 'foreach(1..64){printf "0x%08x\n", int (4294967296 * abs (sin $_))}'
*/
/* Round 1. */
OP (A, B, C, D, 7, 0xd76aa478);
OP (D, A, B, C, 12, 0xe8c7b756);
OP (C, D, A, B, 17, 0x242070db);
OP (B, C, D, A, 22, 0xc1bdceee);
OP (A, B, C, D, 7, 0xf57c0faf);
OP (D, A, B, C, 12, 0x4787c62a);
OP (C, D, A, B, 17, 0xa8304613);
OP (B, C, D, A, 22, 0xfd469501);
OP (A, B, C, D, 7, 0x698098d8);
OP (D, A, B, C, 12, 0x8b44f7af);
OP (C, D, A, B, 17, 0xffff5bb1);
OP (B, C, D, A, 22, 0x895cd7be);
OP (A, B, C, D, 7, 0x6b901122);
OP (D, A, B, C, 12, 0xfd987193);
OP (C, D, A, B, 17, 0xa679438e);
OP (B, C, D, A, 22, 0x49b40821);
/* For the second to fourth round we have the possibly swapped words
in CORRECT_WORDS. Redefine the macro to take an additional first
argument specifying the function to use. */
#undef OP
#define OP(f, a, b, c, d, k, s, T) \
do \
{ \
a += f (b, c, d) + correct_words[k] + T; \
CYCLIC (a, s); \
a += b; \
} \
while (0)
/* Round 2. */
OP (FG, A, B, C, D, 1, 5, 0xf61e2562);
OP (FG, D, A, B, C, 6, 9, 0xc040b340);
OP (FG, C, D, A, B, 11, 14, 0x265e5a51);
OP (FG, B, C, D, A, 0, 20, 0xe9b6c7aa);
OP (FG, A, B, C, D, 5, 5, 0xd62f105d);
OP (FG, D, A, B, C, 10, 9, 0x02441453);
OP (FG, C, D, A, B, 15, 14, 0xd8a1e681);
OP (FG, B, C, D, A, 4, 20, 0xe7d3fbc8);
OP (FG, A, B, C, D, 9, 5, 0x21e1cde6);
OP (FG, D, A, B, C, 14, 9, 0xc33707d6);
OP (FG, C, D, A, B, 3, 14, 0xf4d50d87);
OP (FG, B, C, D, A, 8, 20, 0x455a14ed);
OP (FG, A, B, C, D, 13, 5, 0xa9e3e905);
OP (FG, D, A, B, C, 2, 9, 0xfcefa3f8);
OP (FG, C, D, A, B, 7, 14, 0x676f02d9);
OP (FG, B, C, D, A, 12, 20, 0x8d2a4c8a);
/* Round 3. */
OP (FH, A, B, C, D, 5, 4, 0xfffa3942);
OP (FH, D, A, B, C, 8, 11, 0x8771f681);
OP (FH, C, D, A, B, 11, 16, 0x6d9d6122);
OP (FH, B, C, D, A, 14, 23, 0xfde5380c);
OP (FH, A, B, C, D, 1, 4, 0xa4beea44);
OP (FH, D, A, B, C, 4, 11, 0x4bdecfa9);
OP (FH, C, D, A, B, 7, 16, 0xf6bb4b60);
OP (FH, B, C, D, A, 10, 23, 0xbebfbc70);
OP (FH, A, B, C, D, 13, 4, 0x289b7ec6);
OP (FH, D, A, B, C, 0, 11, 0xeaa127fa);
OP (FH, C, D, A, B, 3, 16, 0xd4ef3085);
OP (FH, B, C, D, A, 6, 23, 0x04881d05);
OP (FH, A, B, C, D, 9, 4, 0xd9d4d039);
OP (FH, D, A, B, C, 12, 11, 0xe6db99e5);
OP (FH, C, D, A, B, 15, 16, 0x1fa27cf8);
OP (FH, B, C, D, A, 2, 23, 0xc4ac5665);
/* Round 4. */
OP (FI, A, B, C, D, 0, 6, 0xf4292244);
OP (FI, D, A, B, C, 7, 10, 0x432aff97);
OP (FI, C, D, A, B, 14, 15, 0xab9423a7);
OP (FI, B, C, D, A, 5, 21, 0xfc93a039);
OP (FI, A, B, C, D, 12, 6, 0x655b59c3);
OP (FI, D, A, B, C, 3, 10, 0x8f0ccc92);
OP (FI, C, D, A, B, 10, 15, 0xffeff47d);
OP (FI, B, C, D, A, 1, 21, 0x85845dd1);
OP (FI, A, B, C, D, 8, 6, 0x6fa87e4f);
OP (FI, D, A, B, C, 15, 10, 0xfe2ce6e0);
OP (FI, C, D, A, B, 6, 15, 0xa3014314);
OP (FI, B, C, D, A, 13, 21, 0x4e0811a1);
OP (FI, A, B, C, D, 4, 6, 0xf7537e82);
OP (FI, D, A, B, C, 11, 10, 0xbd3af235);
OP (FI, C, D, A, B, 2, 15, 0x2ad7d2bb);
OP (FI, B, C, D, A, 9, 21, 0xeb86d391);
/* Add the starting values of the context. */
A += A_save;
B += B_save;
C += C_save;
D += D_save;
}
/* Put checksum in context given as argument. */
ctx->A = A;
ctx->B = B;
ctx->C = C;
ctx->D = D;
}

124
lib/md5.h Normal file
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@ -0,0 +1,124 @@
/* Declaration of functions and data types used for MD5 sum computing
library functions.
Copyright (C) 1995-1997,1999,2000,2001,2004,2005,2006
Free Software Foundation, Inc.
This file is part of the GNU C Library.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2, or (at your option) any
later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
#ifndef _MD5_H
#define _MD5_H 1
#include <stdio.h>
#include <stdint.h>
#define MD5_DIGEST_SIZE 16
#define MD5_BLOCK_SIZE 64
#ifndef __GNUC_PREREQ
# if defined __GNUC__ && defined __GNUC_MINOR__
# define __GNUC_PREREQ(maj, min) \
((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
# else
# define __GNUC_PREREQ(maj, min) 0
# endif
#endif
#ifndef __THROW
# if defined __cplusplus && __GNUC_PREREQ (2,8)
# define __THROW throw ()
# else
# define __THROW
# endif
#endif
#ifndef _LIBC
# define __md5_buffer md5_buffer
# define __md5_finish_ctx md5_finish_ctx
# define __md5_init_ctx md5_init_ctx
# define __md5_process_block md5_process_block
# define __md5_process_bytes md5_process_bytes
# define __md5_read_ctx md5_read_ctx
# define __md5_stream md5_stream
#endif
/* Structure to save state of computation between the single steps. */
struct md5_ctx
{
uint32_t A;
uint32_t B;
uint32_t C;
uint32_t D;
uint32_t total[2];
uint32_t buflen;
uint32_t buffer[32];
};
/*
* The following three functions are build up the low level used in
* the functions `md5_stream' and `md5_buffer'.
*/
/* Initialize structure containing state of computation.
(RFC 1321, 3.3: Step 3) */
extern void __md5_init_ctx (struct md5_ctx *ctx) __THROW;
/* Starting with the result of former calls of this function (or the
initialization function update the context for the next LEN bytes
starting at BUFFER.
It is necessary that LEN is a multiple of 64!!! */
extern void __md5_process_block (const void *buffer, size_t len,
struct md5_ctx *ctx) __THROW;
/* Starting with the result of former calls of this function (or the
initialization function update the context for the next LEN bytes
starting at BUFFER.
It is NOT required that LEN is a multiple of 64. */
extern void __md5_process_bytes (const void *buffer, size_t len,
struct md5_ctx *ctx) __THROW;
/* Process the remaining bytes in the buffer and put result from CTX
in first 16 bytes following RESBUF. The result is always in little
endian byte order, so that a byte-wise output yields to the wanted
ASCII representation of the message digest.
IMPORTANT: On some systems, RESBUF must be aligned to a 32-bit
boundary. */
extern void *__md5_finish_ctx (struct md5_ctx *ctx, void *resbuf) __THROW;
/* Put result from CTX in first 16 bytes following RESBUF. The result is
always in little endian byte order, so that a byte-wise output yields
to the wanted ASCII representation of the message digest.
IMPORTANT: On some systems, RESBUF must be aligned to a 32-bit
boundary. */
extern void *__md5_read_ctx (const struct md5_ctx *ctx, void *resbuf) __THROW;
/* Compute MD5 message digest for bytes read from STREAM. The
resulting message digest number will be written into the 16 bytes
beginning at RESBLOCK. */
extern int __md5_stream (FILE *stream, void *resblock) __THROW;
/* Compute MD5 message digest for LEN bytes beginning at BUFFER. The
result is always in little endian byte order, so that a byte-wise
output yields to the wanted ASCII representation of the message
digest. */
extern void *__md5_buffer (const char *buffer, size_t len,
void *resblock) __THROW;
#endif /* md5.h */

508
lib/stdint.in.h Normal file
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@ -0,0 +1,508 @@
/* Copyright (C) 2001-2002, 2004-2007 Free Software Foundation, Inc.
Written by Paul Eggert, Bruno Haible, Sam Steingold, Peter Burwood.
This file is part of gnulib.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
/*
* ISO C 99 <stdint.h> for platforms that lack it.
* <http://www.opengroup.org/susv3xbd/stdint.h.html>
*/
#ifndef _GL_STDINT_H
/* Get those types that are already defined in other system include
files, so that we can "#define int8_t signed char" below without
worrying about a later system include file containing a "typedef
signed char int8_t;" that will get messed up by our macro. Our
macros should all be consistent with the system versions, except
for the "fast" types and macros, which we recommend against using
in public interfaces due to compiler differences. */
#if @HAVE_STDINT_H@
# if defined __sgi && ! defined __c99
/* Bypass IRIX's <stdint.h> if in C89 mode, since it merely annoys users
with "This header file is to be used only for c99 mode compilations"
diagnostics. */
# define __STDINT_H__
# endif
/* Other systems may have an incomplete or buggy <stdint.h>.
Include it before <inttypes.h>, since any "#include <stdint.h>"
in <inttypes.h> would reinclude us, skipping our contents because
_GL_STDINT_H is defined.
The include_next requires a split double-inclusion guard. */
# @INCLUDE_NEXT@ @NEXT_STDINT_H@
#endif
#if ! defined _GL_STDINT_H && ! defined _GL_JUST_INCLUDE_SYSTEM_STDINT_H
#define _GL_STDINT_H
/* <sys/types.h> defines some of the stdint.h types as well, on glibc,
IRIX 6.5, and OpenBSD 3.8 (via <machine/types.h>).
AIX 5.2 <sys/types.h> isn't needed and causes troubles.
MacOS X 10.4.6 <sys/types.h> includes <stdint.h> (which is us), but
relies on the system <stdint.h> definitions, so include
<sys/types.h> after @NEXT_STDINT_H@. */
#if @HAVE_SYS_TYPES_H@ && ! defined _AIX
# include <sys/types.h>
#endif
/* Get LONG_MIN, LONG_MAX, ULONG_MAX. */
#include <limits.h>
#if @HAVE_INTTYPES_H@
/* In OpenBSD 3.8, <inttypes.h> includes <machine/types.h>, which defines
int{8,16,32,64}_t, uint{8,16,32,64}_t and __BIT_TYPES_DEFINED__.
<inttypes.h> also defines intptr_t and uintptr_t. */
# define _GL_JUST_INCLUDE_SYSTEM_INTTYPES_H
# include <inttypes.h>
# undef _GL_JUST_INCLUDE_SYSTEM_INTTYPES_H
#elif @HAVE_SYS_INTTYPES_H@
/* Solaris 7 <sys/inttypes.h> has the types except the *_fast*_t types, and
the macros except for *_FAST*_*, INTPTR_MIN, PTRDIFF_MIN, PTRDIFF_MAX. */
# include <sys/inttypes.h>
#endif
#if @HAVE_SYS_BITYPES_H@ && ! defined __BIT_TYPES_DEFINED__
/* Linux libc4 >= 4.6.7 and libc5 have a <sys/bitypes.h> that defines
int{8,16,32,64}_t and __BIT_TYPES_DEFINED__. In libc5 >= 5.2.2 it is
included by <sys/types.h>. */
# include <sys/bitypes.h>
#endif
#if ! defined __cplusplus || defined __STDC_CONSTANT_MACROS
/* Get WCHAR_MIN, WCHAR_MAX. */
# if ! (defined WCHAR_MIN && defined WCHAR_MAX)
# include <wchar.h>
# endif
#endif
/* Minimum and maximum values for a integer type under the usual assumption.
Return an unspecified value if BITS == 0, adding a check to pacify
picky compilers. */
#define _STDINT_MIN(signed, bits, zero) \
((signed) ? (- ((zero) + 1) << ((bits) ? (bits) - 1 : 0)) : (zero))
#define _STDINT_MAX(signed, bits, zero) \
((signed) \
? ~ _STDINT_MIN (signed, bits, zero) \
: ((((zero) + 1) << ((bits) ? (bits) - 1 : 0)) - 1) * 2 + 1)
/* 7.18.1.1. Exact-width integer types */
/* Here we assume a standard architecture where the hardware integer
types have 8, 16, 32, optionally 64 bits. */
#undef int8_t
#undef uint8_t
#define int8_t signed char
#define uint8_t unsigned char
#undef int16_t
#undef uint16_t
#define int16_t short int
#define uint16_t unsigned short int
#undef int32_t
#undef uint32_t
#define int32_t int
#define uint32_t unsigned int
/* Do not undefine int64_t if gnulib is not being used with 64-bit
types, since otherwise it breaks platforms like Tandem/NSK. */
#if LONG_MAX >> 31 >> 31 == 1
# undef int64_t
# define int64_t long int
# define GL_INT64_T
#elif defined _MSC_VER
# undef int64_t
# define int64_t __int64
# define GL_INT64_T
#elif @HAVE_LONG_LONG_INT@
# undef int64_t
# define int64_t long long int
# define GL_INT64_T
#endif
#if ULONG_MAX >> 31 >> 31 >> 1 == 1
# undef uint64_t
# define uint64_t unsigned long int
# define GL_UINT64_T
#elif defined _MSC_VER
# undef uint64_t
# define uint64_t unsigned __int64
# define GL_UINT64_T
#elif @HAVE_UNSIGNED_LONG_LONG_INT@
# undef uint64_t
# define uint64_t unsigned long long int
# define GL_UINT64_T
#endif
/* Avoid collision with Solaris 2.5.1 <pthread.h> etc. */
#define _UINT8_T
#define _UINT32_T
#define _UINT64_T
/* 7.18.1.2. Minimum-width integer types */
/* Here we assume a standard architecture where the hardware integer
types have 8, 16, 32, optionally 64 bits. Therefore the leastN_t types
are the same as the corresponding N_t types. */
#undef int_least8_t
#undef uint_least8_t
#undef int_least16_t
#undef uint_least16_t
#undef int_least32_t
#undef uint_least32_t
#undef int_least64_t
#undef uint_least64_t
#define int_least8_t int8_t
#define uint_least8_t uint8_t
#define int_least16_t int16_t
#define uint_least16_t uint16_t
#define int_least32_t int32_t
#define uint_least32_t uint32_t
#ifdef GL_INT64_T
# define int_least64_t int64_t
#endif
#ifdef GL_UINT64_T
# define uint_least64_t uint64_t
#endif
/* 7.18.1.3. Fastest minimum-width integer types */
/* Note: Other <stdint.h> substitutes may define these types differently.
It is not recommended to use these types in public header files. */
/* Here we assume a standard architecture where the hardware integer
types have 8, 16, 32, optionally 64 bits. Therefore the fastN_t types
are taken from the same list of types. Assume that 'long int'
is fast enough for all narrower integers. */
#undef int_fast8_t
#undef uint_fast8_t
#undef int_fast16_t
#undef uint_fast16_t
#undef int_fast32_t
#undef uint_fast32_t
#undef int_fast64_t
#undef uint_fast64_t
#define int_fast8_t long int
#define uint_fast8_t unsigned int_fast8_t
#define int_fast16_t long int
#define uint_fast16_t unsigned int_fast16_t
#define int_fast32_t long int
#define uint_fast32_t unsigned int_fast32_t
#ifdef GL_INT64_T
# define int_fast64_t int64_t
#endif
#ifdef GL_UINT64_T
# define uint_fast64_t uint64_t
#endif
/* 7.18.1.4. Integer types capable of holding object pointers */
#undef intptr_t
#undef uintptr_t
#define intptr_t long int
#define uintptr_t unsigned long int
/* 7.18.1.5. Greatest-width integer types */
/* Note: These types are compiler dependent. It may be unwise to use them in
public header files. */
#undef intmax_t
#if @HAVE_LONG_LONG_INT@ && LONG_MAX >> 30 == 1
# define intmax_t long long int
#elif defined GL_INT64_T
# define intmax_t int64_t
#else
# define intmax_t long int
#endif
#undef uintmax_t
#if @HAVE_UNSIGNED_LONG_LONG_INT@ && ULONG_MAX >> 31 == 1
# define uintmax_t unsigned long long int
#elif defined GL_UINT64_T
# define uintmax_t uint64_t
#else
# define uintmax_t unsigned long int
#endif
/* 7.18.2. Limits of specified-width integer types */
#if ! defined __cplusplus || defined __STDC_LIMIT_MACROS
/* 7.18.2.1. Limits of exact-width integer types */
/* Here we assume a standard architecture where the hardware integer
types have 8, 16, 32, optionally 64 bits. */
#undef INT8_MIN
#undef INT8_MAX
#undef UINT8_MAX
#define INT8_MIN (~ INT8_MAX)
#define INT8_MAX 127
#define UINT8_MAX 255
#undef INT16_MIN
#undef INT16_MAX
#undef UINT16_MAX
#define INT16_MIN (~ INT16_MAX)
#define INT16_MAX 32767
#define UINT16_MAX 65535
#undef INT32_MIN
#undef INT32_MAX
#undef UINT32_MAX
#define INT32_MIN (~ INT32_MAX)
#define INT32_MAX 2147483647
#define UINT32_MAX 4294967295U
#undef INT64_MIN
#undef INT64_MAX
#ifdef GL_INT64_T
/* Prefer (- INTMAX_C (1) << 63) over (~ INT64_MAX) because SunPRO C 5.0
evaluates the latter incorrectly in preprocessor expressions. */
# define INT64_MIN (- INTMAX_C (1) << 63)
# define INT64_MAX INTMAX_C (9223372036854775807)
#endif
#undef UINT64_MAX
#ifdef GL_UINT64_T
# define UINT64_MAX UINTMAX_C (18446744073709551615)
#endif
/* 7.18.2.2. Limits of minimum-width integer types */
/* Here we assume a standard architecture where the hardware integer
types have 8, 16, 32, optionally 64 bits. Therefore the leastN_t types
are the same as the corresponding N_t types. */
#undef INT_LEAST8_MIN
#undef INT_LEAST8_MAX
#undef UINT_LEAST8_MAX
#define INT_LEAST8_MIN INT8_MIN
#define INT_LEAST8_MAX INT8_MAX
#define UINT_LEAST8_MAX UINT8_MAX
#undef INT_LEAST16_MIN
#undef INT_LEAST16_MAX
#undef UINT_LEAST16_MAX
#define INT_LEAST16_MIN INT16_MIN
#define INT_LEAST16_MAX INT16_MAX
#define UINT_LEAST16_MAX UINT16_MAX
#undef INT_LEAST32_MIN
#undef INT_LEAST32_MAX
#undef UINT_LEAST32_MAX
#define INT_LEAST32_MIN INT32_MIN
#define INT_LEAST32_MAX INT32_MAX
#define UINT_LEAST32_MAX UINT32_MAX
#undef INT_LEAST64_MIN
#undef INT_LEAST64_MAX
#ifdef GL_INT64_T
# define INT_LEAST64_MIN INT64_MIN
# define INT_LEAST64_MAX INT64_MAX
#endif
#undef UINT_LEAST64_MAX
#ifdef GL_UINT64_T
# define UINT_LEAST64_MAX UINT64_MAX
#endif
/* 7.18.2.3. Limits of fastest minimum-width integer types */
/* Here we assume a standard architecture where the hardware integer
types have 8, 16, 32, optionally 64 bits. Therefore the fastN_t types
are taken from the same list of types. */
#undef INT_FAST8_MIN
#undef INT_FAST8_MAX
#undef UINT_FAST8_MAX
#define INT_FAST8_MIN LONG_MIN
#define INT_FAST8_MAX LONG_MAX
#define UINT_FAST8_MAX ULONG_MAX
#undef INT_FAST16_MIN
#undef INT_FAST16_MAX
#undef UINT_FAST16_MAX
#define INT_FAST16_MIN LONG_MIN
#define INT_FAST16_MAX LONG_MAX
#define UINT_FAST16_MAX ULONG_MAX
#undef INT_FAST32_MIN
#undef INT_FAST32_MAX
#undef UINT_FAST32_MAX
#define INT_FAST32_MIN LONG_MIN
#define INT_FAST32_MAX LONG_MAX
#define UINT_FAST32_MAX ULONG_MAX
#undef INT_FAST64_MIN
#undef INT_FAST64_MAX
#ifdef GL_INT64_T
# define INT_FAST64_MIN INT64_MIN
# define INT_FAST64_MAX INT64_MAX
#endif
#undef UINT_FAST64_MAX
#ifdef GL_UINT64_T
# define UINT_FAST64_MAX UINT64_MAX
#endif
/* 7.18.2.4. Limits of integer types capable of holding object pointers */
#undef INTPTR_MIN
#undef INTPTR_MAX
#undef UINTPTR_MAX
#define INTPTR_MIN LONG_MIN
#define INTPTR_MAX LONG_MAX
#define UINTPTR_MAX ULONG_MAX
/* 7.18.2.5. Limits of greatest-width integer types */
#undef INTMAX_MIN
#undef INTMAX_MAX
#ifdef INT64_MAX
# define INTMAX_MIN INT64_MIN
# define INTMAX_MAX INT64_MAX
#else
# define INTMAX_MIN INT32_MIN
# define INTMAX_MAX INT32_MAX
#endif
#undef UINTMAX_MAX
#ifdef UINT64_MAX
# define UINTMAX_MAX UINT64_MAX
#else
# define UINTMAX_MAX UINT32_MAX
#endif
/* 7.18.3. Limits of other integer types */
/* ptrdiff_t limits */
#undef PTRDIFF_MIN
#undef PTRDIFF_MAX
#define PTRDIFF_MIN \
_STDINT_MIN (1, @BITSIZEOF_PTRDIFF_T@, 0@PTRDIFF_T_SUFFIX@)
#define PTRDIFF_MAX \
_STDINT_MAX (1, @BITSIZEOF_PTRDIFF_T@, 0@PTRDIFF_T_SUFFIX@)
/* sig_atomic_t limits */
#undef SIG_ATOMIC_MIN
#undef SIG_ATOMIC_MAX
#define SIG_ATOMIC_MIN \
_STDINT_MIN (@HAVE_SIGNED_SIG_ATOMIC_T@, @BITSIZEOF_SIG_ATOMIC_T@, \
0@SIG_ATOMIC_T_SUFFIX@)
#define SIG_ATOMIC_MAX \
_STDINT_MAX (@HAVE_SIGNED_SIG_ATOMIC_T@, @BITSIZEOF_SIG_ATOMIC_T@, \
0@SIG_ATOMIC_T_SUFFIX@)
/* size_t limit */
#undef SIZE_MAX
#define SIZE_MAX _STDINT_MAX (0, @BITSIZEOF_SIZE_T@, 0@SIZE_T_SUFFIX@)
/* wchar_t limits */
#undef WCHAR_MIN
#undef WCHAR_MAX
#define WCHAR_MIN \
_STDINT_MIN (@HAVE_SIGNED_WCHAR_T@, @BITSIZEOF_WCHAR_T@, 0@WCHAR_T_SUFFIX@)
#define WCHAR_MAX \
_STDINT_MAX (@HAVE_SIGNED_WCHAR_T@, @BITSIZEOF_WCHAR_T@, 0@WCHAR_T_SUFFIX@)
/* wint_t limits */
#undef WINT_MIN
#undef WINT_MAX
#define WINT_MIN \
_STDINT_MIN (@HAVE_SIGNED_WINT_T@, @BITSIZEOF_WINT_T@, 0@WINT_T_SUFFIX@)
#define WINT_MAX \
_STDINT_MAX (@HAVE_SIGNED_WINT_T@, @BITSIZEOF_WINT_T@, 0@WINT_T_SUFFIX@)
#endif /* !defined __cplusplus || defined __STDC_LIMIT_MACROS */
/* 7.18.4. Macros for integer constants */
#if ! defined __cplusplus || defined __STDC_CONSTANT_MACROS
/* 7.18.4.1. Macros for minimum-width integer constants */
/* According to ISO C 99 Technical Corrigendum 1 */
/* Here we assume a standard architecture where the hardware integer
types have 8, 16, 32, optionally 64 bits, and int is 32 bits. */
#undef INT8_C
#undef UINT8_C
#define INT8_C(x) x
#define UINT8_C(x) x
#undef INT16_C
#undef UINT16_C
#define INT16_C(x) x
#define UINT16_C(x) x
#undef INT32_C
#undef UINT32_C
#define INT32_C(x) x
#define UINT32_C(x) x ## U
#undef INT64_C
#undef UINT64_C
#if LONG_MAX >> 31 >> 31 == 1
# define INT64_C(x) x##L
#elif defined _MSC_VER
# define INT64_C(x) x##i64
#elif @HAVE_LONG_LONG_INT@
# define INT64_C(x) x##LL
#endif
#if ULONG_MAX >> 31 >> 31 >> 1 == 1
# define UINT64_C(x) x##UL
#elif defined _MSC_VER
# define UINT64_C(x) x##ui64
#elif @HAVE_UNSIGNED_LONG_LONG_INT@
# define UINT64_C(x) x##ULL
#endif
/* 7.18.4.2. Macros for greatest-width integer constants */
#undef INTMAX_C
#if @HAVE_LONG_LONG_INT@ && LONG_MAX >> 30 == 1
# define INTMAX_C(x) x##LL
#elif defined GL_INT64_T
# define INTMAX_C(x) INT64_C(x)
#else
# define INTMAX_C(x) x##L
#endif
#undef UINTMAX_C
#if @HAVE_UNSIGNED_LONG_LONG_INT@ && ULONG_MAX >> 31 == 1
# define UINTMAX_C(x) x##ULL
#elif defined GL_UINT64_T
# define UINTMAX_C(x) UINT64_C(x)
#else
# define UINTMAX_C(x) x##UL
#endif
#endif /* !defined __cplusplus || defined __STDC_CONSTANT_MACROS */
#endif /* _GL_STDINT_H */
#endif /* !defined _GL_STDINT_H && !defined _GL_JUST_INCLUDE_SYSTEM_STDINT_H */

82
lib/wchar.in.h Normal file
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@ -0,0 +1,82 @@
/* A substitute for ISO C99 <wchar.h>, for platforms that have issues.
Copyright (C) 2007 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
/* Written by Eric Blake. */
/*
* ISO C 99 <wchar.h> for platforms that have issues.
* <http://www.opengroup.org/susv3xbd/wchar.h.html>
*
* For now, this just ensures proper prerequisite inclusion order and
* the declaration of wcwidth().
*/
#ifndef _GL_WCHAR_H
/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
<wchar.h>.
BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
included before <wchar.h>. */
#include <stddef.h>
#include <stdio.h>
#include <time.h>
/* Include the original <wchar.h> if it exists.
Some builds of uClibc lack it. */
/* The include_next requires a split double-inclusion guard. */
#if @HAVE_WCHAR_H@
# @INCLUDE_NEXT@ @NEXT_WCHAR_H@
#endif
#ifndef _GL_WCHAR_H
#define _GL_WCHAR_H
/* The definition of GL_LINK_WARNING is copied here. */
#ifdef __cplusplus
extern "C" {
#endif
/* Return the number of screen columns needed for WC. */
#if @GNULIB_WCWIDTH@
# if @REPLACE_WCWIDTH@
# undef wcwidth
# define wcwidth rpl_wcwidth
extern int wcwidth (wchar_t);
# else
# if !defined wcwidth && !@HAVE_DECL_WCWIDTH@
/* wcwidth exists but is not declared. */
extern int wcwidth (int /* actually wchar_t */);
# endif
# endif
#elif defined GNULIB_POSIXCHECK
# undef wcwidth
# define wcwidth(w) \
(GL_LINK_WARNING ("wcwidth is unportable - " \
"use gnulib module wcwidth for portability"), \
wcwidth (w))
#endif
#ifdef __cplusplus
}
#endif
#endif /* _GL_WCHAR_H */
#endif /* _GL_WCHAR_H */

4
m4/gnulib-cache.m4
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@ -15,11 +15,11 @@
# Specification in the form of a command-line invocation: # Specification in the form of a command-line invocation:
# gnulib-tool --import --dir=. --lib=libgnu --source-base=lib --m4-base=m4 --doc-base=doc --aux-dir=. --no-libtool --macro-prefix=gl c-ctype getopt maintainer-makefile md5 # gnulib-tool --import --dir=. --lib=libgnu --source-base=lib --m4-base=m4 --doc-base=doc --aux-dir=. --no-libtool --macro-prefix=gl c-ctype crypto/md5 getopt maintainer-makefile md5
# Specification in the form of a few gnulib-tool.m4 macro invocations: # Specification in the form of a few gnulib-tool.m4 macro invocations:
gl_LOCAL_DIR([]) gl_LOCAL_DIR([])
gl_MODULES([c-ctype getopt maintainer-makefile md5]) gl_MODULES([c-ctype crypto/md5 getopt maintainer-makefile])
gl_AVOID([]) gl_AVOID([])
gl_SOURCE_BASE([lib]) gl_SOURCE_BASE([lib])
gl_M4_BASE([m4]) gl_M4_BASE([m4])

12
m4/gnulib-comp.m4
View File

@ -39,11 +39,14 @@ AC_DEFUN([gl_INIT],
gl_libdeps= gl_libdeps=
gl_ltlibdeps= gl_ltlibdeps=
gl_source_base='lib' gl_source_base='lib'
gl_MD5
gl_GETOPT gl_GETOPT
AC_SUBST([LIBINTL]) AC_SUBST([LIBINTL])
AC_SUBST([LTLIBINTL]) AC_SUBST([LTLIBINTL])
AM_STDBOOL_H AM_STDBOOL_H
gl_STDINT_H
gl_UNISTD_H gl_UNISTD_H
gl_WCHAR_H
LIBGNU_LIBDEPS="$gl_libdeps" LIBGNU_LIBDEPS="$gl_libdeps"
AC_SUBST([LIBGNU_LIBDEPS]) AC_SUBST([LIBGNU_LIBDEPS])
LIBGNU_LTLIBDEPS="$gl_ltlibdeps" LIBGNU_LTLIBDEPS="$gl_ltlibdeps"
@ -108,11 +111,20 @@ AC_DEFUN([gl_FILE_LIST], [
lib/getopt1.c lib/getopt1.c
lib/getopt_int.h lib/getopt_int.h
lib/gettext.h lib/gettext.h
lib/md5.c
lib/md5.h
lib/stdbool.in.h lib/stdbool.in.h
lib/stdint.in.h
lib/unistd.in.h lib/unistd.in.h
lib/wchar.in.h
m4/getopt.m4 m4/getopt.m4
m4/gnulib-common.m4 m4/gnulib-common.m4
m4/include_next.m4 m4/include_next.m4
m4/longlong.m4
m4/md5.m4
m4/stdbool.m4 m4/stdbool.m4
m4/stdint.m4
m4/ulonglong.m4
m4/unistd_h.m4 m4/unistd_h.m4
m4/wchar.m4
]) ])

72
m4/longlong.m4 Normal file
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@ -0,0 +1,72 @@
# longlong.m4 serial 10
dnl Copyright (C) 1999-2006 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl From Paul Eggert.
# Define HAVE_LONG_LONG_INT if 'long long int' works.
# This fixes a bug in Autoconf 2.60, but can be removed once we
# assume 2.61 everywhere.
# Note: If the type 'long long int' exists but is only 32 bits large
# (as on some very old compilers), HAVE_LONG_LONG_INT will not be
# defined. In this case you can treat 'long long int' like 'long int'.
AC_DEFUN([AC_TYPE_LONG_LONG_INT],
[
AC_CACHE_CHECK([for long long int], [ac_cv_type_long_long_int],
[AC_LINK_IFELSE(
[AC_LANG_PROGRAM(
[[long long int ll = 9223372036854775807ll;
long long int nll = -9223372036854775807LL;
typedef int a[((-9223372036854775807LL < 0
&& 0 < 9223372036854775807ll)
? 1 : -1)];
int i = 63;]],
[[long long int llmax = 9223372036854775807ll;
return ((ll << 63) | (ll >> 63) | (ll < i) | (ll > i)
| (llmax / ll) | (llmax % ll));]])],
[dnl This catches a bug in Tandem NonStop Kernel (OSS) cc -O circa 2004.
dnl If cross compiling, assume the bug isn't important, since
dnl nobody cross compiles for this platform as far as we know.
AC_RUN_IFELSE(
[AC_LANG_PROGRAM(
[[@%:@include <limits.h>
@%:@ifndef LLONG_MAX
@%:@ define HALF \
(1LL << (sizeof (long long int) * CHAR_BIT - 2))
@%:@ define LLONG_MAX (HALF - 1 + HALF)
@%:@endif]],
[[long long int n = 1;
int i;
for (i = 0; ; i++)
{
long long int m = n << i;
if (m >> i != n)
return 1;
if (LLONG_MAX / 2 < m)
break;
}
return 0;]])],
[ac_cv_type_long_long_int=yes],
[ac_cv_type_long_long_int=no],
[ac_cv_type_long_long_int=yes])],
[ac_cv_type_long_long_int=no])])
if test $ac_cv_type_long_long_int = yes; then
AC_DEFINE([HAVE_LONG_LONG_INT], 1,
[Define to 1 if the system has the type `long long int'.])
fi
])
# This macro is obsolescent and should go away soon.
AC_DEFUN([gl_AC_TYPE_LONG_LONG],
[
AC_REQUIRE([AC_TYPE_LONG_LONG_INT])
ac_cv_type_long_long=$ac_cv_type_long_long_int
if test $ac_cv_type_long_long = yes; then
AC_DEFINE(HAVE_LONG_LONG, 1,
[Define if you have the 'long long' type.])
fi
])

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# md5.m4 serial 9
dnl Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_MD5],
[
AC_LIBOBJ([md5])
dnl Prerequisites of lib/md5.c.
AC_REQUIRE([AC_C_BIGENDIAN])
:
])

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# stdint.m4 serial 29
dnl Copyright (C) 2001-2007 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl From Paul Eggert and Bruno Haible.
dnl Test whether <stdint.h> is supported or must be substituted.
AC_DEFUN([gl_STDINT_H],
[
AC_PREREQ(2.59)dnl
dnl Check for long long int and unsigned long long int.
AC_REQUIRE([AC_TYPE_LONG_LONG_INT])
if test $ac_cv_type_long_long_int = yes; then
HAVE_LONG_LONG_INT=1
else
HAVE_LONG_LONG_INT=0
fi
AC_SUBST([HAVE_LONG_LONG_INT])
AC_REQUIRE([AC_TYPE_UNSIGNED_LONG_LONG_INT])
if test $ac_cv_type_unsigned_long_long_int = yes; then
HAVE_UNSIGNED_LONG_LONG_INT=1
else
HAVE_UNSIGNED_LONG_LONG_INT=0
fi
AC_SUBST([HAVE_UNSIGNED_LONG_LONG_INT])
dnl Check for <inttypes.h>.
dnl AC_INCLUDES_DEFAULT defines $ac_cv_header_inttypes_h.
if test $ac_cv_header_inttypes_h = yes; then
HAVE_INTTYPES_H=1
else
HAVE_INTTYPES_H=0
fi
AC_SUBST([HAVE_INTTYPES_H])
dnl Check for <sys/types.h>.
dnl AC_INCLUDES_DEFAULT defines $ac_cv_header_sys_types_h.
if test $ac_cv_header_sys_types_h = yes; then
HAVE_SYS_TYPES_H=1
else
HAVE_SYS_TYPES_H=0
fi
AC_SUBST([HAVE_SYS_TYPES_H])
gl_CHECK_NEXT_HEADERS([stdint.h])
if test $ac_cv_header_stdint_h = yes; then
HAVE_STDINT_H=1
else
HAVE_STDINT_H=0
fi
AC_SUBST([HAVE_STDINT_H])
dnl Now see whether we need a substitute <stdint.h>.
if test $ac_cv_header_stdint_h = yes; then
AC_CACHE_CHECK([whether stdint.h conforms to C99],
[gl_cv_header_working_stdint_h],
[gl_cv_header_working_stdint_h=no
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#define __STDC_LIMIT_MACROS 1 /* to make it work also in C++ mode */
#define __STDC_CONSTANT_MACROS 1 /* to make it work also in C++ mode */
#define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 /* work if build isn't clean */
#include <stdint.h>
/* Dragonfly defines WCHAR_MIN, WCHAR_MAX only in <wchar.h>. */
#if !(defined WCHAR_MIN && defined WCHAR_MAX)
#error "WCHAR_MIN, WCHAR_MAX not defined in <stdint.h>"
#endif
]
gl_STDINT_INCLUDES
[
#ifdef INT8_MAX
int8_t a1 = INT8_MAX;
int8_t a1min = INT8_MIN;
#endif
#ifdef INT16_MAX
int16_t a2 = INT16_MAX;
int16_t a2min = INT16_MIN;
#endif
#ifdef INT32_MAX
int32_t a3 = INT32_MAX;
int32_t a3min = INT32_MIN;
#endif
#ifdef INT64_MAX
int64_t a4 = INT64_MAX;
int64_t a4min = INT64_MIN;
#endif
#ifdef UINT8_MAX
uint8_t b1 = UINT8_MAX;
#else
typedef int b1[(unsigned char) -1 != 255 ? 1 : -1];
#endif
#ifdef UINT16_MAX
uint16_t b2 = UINT16_MAX;
#endif
#ifdef UINT32_MAX
uint32_t b3 = UINT32_MAX;
#endif
#ifdef UINT64_MAX
uint64_t b4 = UINT64_MAX;
#endif
int_least8_t c1 = INT8_C (0x7f);
int_least8_t c1max = INT_LEAST8_MAX;
int_least8_t c1min = INT_LEAST8_MIN;
int_least16_t c2 = INT16_C (0x7fff);
int_least16_t c2max = INT_LEAST16_MAX;
int_least16_t c2min = INT_LEAST16_MIN;
int_least32_t c3 = INT32_C (0x7fffffff);
int_least32_t c3max = INT_LEAST32_MAX;
int_least32_t c3min = INT_LEAST32_MIN;
int_least64_t c4 = INT64_C (0x7fffffffffffffff);
int_least64_t c4max = INT_LEAST64_MAX;
int_least64_t c4min = INT_LEAST64_MIN;
uint_least8_t d1 = UINT8_C (0xff);
uint_least8_t d1max = UINT_LEAST8_MAX;
uint_least16_t d2 = UINT16_C (0xffff);
uint_least16_t d2max = UINT_LEAST16_MAX;
uint_least32_t d3 = UINT32_C (0xffffffff);
uint_least32_t d3max = UINT_LEAST32_MAX;
uint_least64_t d4 = UINT64_C (0xffffffffffffffff);
uint_least64_t d4max = UINT_LEAST64_MAX;
int_fast8_t e1 = INT_FAST8_MAX;
int_fast8_t e1min = INT_FAST8_MIN;
int_fast16_t e2 = INT_FAST16_MAX;
int_fast16_t e2min = INT_FAST16_MIN;
int_fast32_t e3 = INT_FAST32_MAX;
int_fast32_t e3min = INT_FAST32_MIN;
int_fast64_t e4 = INT_FAST64_MAX;
int_fast64_t e4min = INT_FAST64_MIN;
uint_fast8_t f1 = UINT_FAST8_MAX;
uint_fast16_t f2 = UINT_FAST16_MAX;
uint_fast32_t f3 = UINT_FAST32_MAX;
uint_fast64_t f4 = UINT_FAST64_MAX;
#ifdef INTPTR_MAX
intptr_t g = INTPTR_MAX;
intptr_t gmin = INTPTR_MIN;
#endif
#ifdef UINTPTR_MAX
uintptr_t h = UINTPTR_MAX;
#endif
intmax_t i = INTMAX_MAX;
uintmax_t j = UINTMAX_MAX;
#include <limits.h> /* for CHAR_BIT */
#define TYPE_MINIMUM(t) \
((t) ((t) 0 < (t) -1 ? (t) 0 : ~ (t) 0 << (sizeof (t) * CHAR_BIT - 1)))
#define TYPE_MAXIMUM(t) \
((t) ((t) 0 < (t) -1 ? (t) -1 : ~ (~ (t) 0 << (sizeof (t) * CHAR_BIT - 1))))
struct s {
int check_PTRDIFF:
PTRDIFF_MIN == TYPE_MINIMUM (ptrdiff_t)
&& PTRDIFF_MAX == TYPE_MAXIMUM (ptrdiff_t)
? 1 : -1;
/* Detect bug in FreeBSD 6.0 / ia64. */
int check_SIG_ATOMIC:
SIG_ATOMIC_MIN == TYPE_MINIMUM (sig_atomic_t)
&& SIG_ATOMIC_MAX == TYPE_MAXIMUM (sig_atomic_t)
? 1 : -1;
int check_SIZE: SIZE_MAX == TYPE_MAXIMUM (size_t) ? 1 : -1;
int check_WCHAR:
WCHAR_MIN == TYPE_MINIMUM (wchar_t)
&& WCHAR_MAX == TYPE_MAXIMUM (wchar_t)
? 1 : -1;
/* Detect bug in mingw. */
int check_WINT:
WINT_MIN == TYPE_MINIMUM (wint_t)
&& WINT_MAX == TYPE_MAXIMUM (wint_t)
? 1 : -1;
/* Detect bugs in glibc 2.4 and Solaris 10 stdint.h, among others. */
int check_UINT8_C:
(-1 < UINT8_C (0)) == (-1 < (uint_least8_t) 0) ? 1 : -1;
int check_UINT16_C:
(-1 < UINT16_C (0)) == (-1 < (uint_least16_t) 0) ? 1 : -1;
/* Detect bugs in OpenBSD 3.9 stdint.h. */
#ifdef UINT8_MAX
int check_uint8: (uint8_t) -1 == UINT8_MAX ? 1 : -1;
#endif
#ifdef UINT16_MAX
int check_uint16: (uint16_t) -1 == UINT16_MAX ? 1 : -1;
#endif
#ifdef UINT32_MAX
int check_uint32: (uint32_t) -1 == UINT32_MAX ? 1 : -1;
#endif
#ifdef UINT64_MAX
int check_uint64: (uint64_t) -1 == UINT64_MAX ? 1 : -1;
#endif
int check_uint_least8: (uint_least8_t) -1 == UINT_LEAST8_MAX ? 1 : -1;
int check_uint_least16: (uint_least16_t) -1 == UINT_LEAST16_MAX ? 1 : -1;
int check_uint_least32: (uint_least32_t) -1 == UINT_LEAST32_MAX ? 1 : -1;
int check_uint_least64: (uint_least64_t) -1 == UINT_LEAST64_MAX ? 1 : -1;
int check_uint_fast8: (uint_fast8_t) -1 == UINT_FAST8_MAX ? 1 : -1;
int check_uint_fast16: (uint_fast16_t) -1 == UINT_FAST16_MAX ? 1 : -1;
int check_uint_fast32: (uint_fast32_t) -1 == UINT_FAST32_MAX ? 1 : -1;
int check_uint_fast64: (uint_fast64_t) -1 == UINT_FAST64_MAX ? 1 : -1;
int check_uintptr: (uintptr_t) -1 == UINTPTR_MAX ? 1 : -1;
int check_uintmax: (uintmax_t) -1 == UINTMAX_MAX ? 1 : -1;
int check_size: (size_t) -1 == SIZE_MAX ? 1 : -1;
};
]])],
[gl_cv_header_working_stdint_h=yes])])
fi
if test "$gl_cv_header_working_stdint_h" = yes; then
STDINT_H=
else
dnl Check for <sys/inttypes.h>, and for
dnl <sys/bitypes.h> (used in Linux libc4 >= 4.6.7 and libc5).
AC_CHECK_HEADERS([sys/inttypes.h sys/bitypes.h])
if test $ac_cv_header_sys_inttypes_h = yes; then
HAVE_SYS_INTTYPES_H=1
else
HAVE_SYS_INTTYPES_H=0
fi
AC_SUBST([HAVE_SYS_INTTYPES_H])
if test $ac_cv_header_sys_bitypes_h = yes; then
HAVE_SYS_BITYPES_H=1
else
HAVE_SYS_BITYPES_H=0
fi
AC_SUBST([HAVE_SYS_BITYPES_H])
dnl Check for <wchar.h> (missing in Linux uClibc when built without wide
dnl character support).
AC_CHECK_HEADERS_ONCE([wchar.h])
gl_STDINT_TYPE_PROPERTIES
STDINT_H=stdint.h
fi
AC_SUBST(STDINT_H)
])
dnl gl_STDINT_BITSIZEOF(TYPES, INCLUDES)
dnl Determine the size of each of the given types in bits.
AC_DEFUN([gl_STDINT_BITSIZEOF],
[
dnl Use a shell loop, to avoid bloating configure, and
dnl - extra AH_TEMPLATE calls, so that autoheader knows what to put into
dnl config.h.in,
dnl - extra AC_SUBST calls, so that the right substitutions are made.
AC_FOREACH([gltype], [$1],
[AH_TEMPLATE([BITSIZEOF_]translit(gltype,[abcdefghijklmnopqrstuvwxyz ],[ABCDEFGHIJKLMNOPQRSTUVWXYZ_]),
[Define to the number of bits in type ']gltype['.])])
for gltype in $1 ; do
AC_CACHE_CHECK([for bit size of $gltype], [gl_cv_bitsizeof_${gltype}],
[AC_COMPUTE_INT([result], [sizeof ($gltype) * CHAR_BIT],
[$2
#include <limits.h>], [result=unknown])
eval gl_cv_bitsizeof_${gltype}=\$result
])
eval result=\$gl_cv_bitsizeof_${gltype}
if test $result = unknown; then
dnl Use a nonempty default, because some compilers, such as IRIX 5 cc,
dnl do a syntax check even on unused #if conditions and give an error
dnl on valid C code like this:
dnl #if 0
dnl # if > 32
dnl # endif
dnl #endif
result=0
fi
GLTYPE=`echo "$gltype" | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'`
AC_DEFINE_UNQUOTED([BITSIZEOF_${GLTYPE}], [$result])
eval BITSIZEOF_${GLTYPE}=\$result
done
AC_FOREACH([gltype], [$1],
[AC_SUBST([BITSIZEOF_]translit(gltype,[abcdefghijklmnopqrstuvwxyz ],[ABCDEFGHIJKLMNOPQRSTUVWXYZ_]))])
])
dnl gl_CHECK_TYPES_SIGNED(TYPES, INCLUDES)
dnl Determine the signedness of each of the given types.
dnl Define HAVE_SIGNED_TYPE if type is signed.
AC_DEFUN([gl_CHECK_TYPES_SIGNED],
[
dnl Use a shell loop, to avoid bloating configure, and
dnl - extra AH_TEMPLATE calls, so that autoheader knows what to put into
dnl config.h.in,
dnl - extra AC_SUBST calls, so that the right substitutions are made.
AC_FOREACH([gltype], [$1],
[AH_TEMPLATE([HAVE_SIGNED_]translit(gltype,[abcdefghijklmnopqrstuvwxyz ],[ABCDEFGHIJKLMNOPQRSTUVWXYZ_]),
[Define to 1 if ']gltype[' is a signed integer type.])])
for gltype in $1 ; do
AC_CACHE_CHECK([whether $gltype is signed], [gl_cv_type_${gltype}_signed],
[AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([$2[
int verify[2 * (($gltype) -1 < ($gltype) 0) - 1];]])],
result=yes, result=no)
eval gl_cv_type_${gltype}_signed=\$result
])
eval result=\$gl_cv_type_${gltype}_signed
GLTYPE=`echo $gltype | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'`
if test "$result" = yes; then
AC_DEFINE_UNQUOTED([HAVE_SIGNED_${GLTYPE}], 1)
eval HAVE_SIGNED_${GLTYPE}=1
else
eval HAVE_SIGNED_${GLTYPE}=0
fi
done
AC_FOREACH([gltype], [$1],
[AC_SUBST([HAVE_SIGNED_]translit(gltype,[abcdefghijklmnopqrstuvwxyz ],[ABCDEFGHIJKLMNOPQRSTUVWXYZ_]))])
])
dnl gl_INTEGER_TYPE_SUFFIX(TYPES, INCLUDES)
dnl Determine the suffix to use for integer constants of the given types.
dnl Define t_SUFFIX for each such type.
AC_DEFUN([gl_INTEGER_TYPE_SUFFIX],
[
dnl Use a shell loop, to avoid bloating configure, and
dnl - extra AH_TEMPLATE calls, so that autoheader knows what to put into
dnl config.h.in,
dnl - extra AC_SUBST calls, so that the right substitutions are made.
AC_FOREACH([gltype], [$1],
[AH_TEMPLATE(translit(gltype,[abcdefghijklmnopqrstuvwxyz ],[ABCDEFGHIJKLMNOPQRSTUVWXYZ_])[_SUFFIX],
[Define to l, ll, u, ul, ull, etc., as suitable for
constants of type ']gltype['.])])
for gltype in $1 ; do
AC_CACHE_CHECK([for $gltype integer literal suffix],
[gl_cv_type_${gltype}_suffix],
[eval gl_cv_type_${gltype}_suffix=no
eval result=\$gl_cv_type_${gltype}_signed
if test "$result" = yes; then
glsufu=
else
glsufu=u
fi
for glsuf in "$glsufu" ${glsufu}l ${glsufu}ll ${glsufu}i64; do
case $glsuf in
'') gltype1='int';;
l) gltype1='long int';;
ll) gltype1='long long int';;
i64) gltype1='__int64';;
u) gltype1='unsigned int';;
ul) gltype1='unsigned long int';;
ull) gltype1='unsigned long long int';;
ui64)gltype1='unsigned __int64';;
esac
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([$2
extern $gltype foo;
extern $gltype1 foo;])],
[eval gl_cv_type_${gltype}_suffix=\$glsuf])
eval result=\$gl_cv_type_${gltype}_suffix
test "$result" != no && break
done])
GLTYPE=`echo $gltype | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'`
eval result=\$gl_cv_type_${gltype}_suffix
test "$result" = no && result=
eval ${GLTYPE}_SUFFIX=\$result
AC_DEFINE_UNQUOTED([${GLTYPE}_SUFFIX], $result)
done
AC_FOREACH([gltype], [$1],
[AC_SUBST(translit(gltype,[abcdefghijklmnopqrstuvwxyz ],[ABCDEFGHIJKLMNOPQRSTUVWXYZ_])[_SUFFIX])])
])
dnl gl_STDINT_INCLUDES
AC_DEFUN([gl_STDINT_INCLUDES],
[[
/* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
included before <wchar.h>. */
#include <stddef.h>
#include <signal.h>
#if HAVE_WCHAR_H
# include <stdio.h>
# include <time.h>
# include <wchar.h>
#endif
]])
dnl gl_STDINT_TYPE_PROPERTIES
dnl Compute HAVE_SIGNED_t, BITSIZEOF_t and t_SUFFIX, for all the types t
dnl of interest to stdint.in.h.
AC_DEFUN([gl_STDINT_TYPE_PROPERTIES],
[
gl_STDINT_BITSIZEOF([ptrdiff_t sig_atomic_t size_t wchar_t wint_t],
[gl_STDINT_INCLUDES])
gl_CHECK_TYPES_SIGNED([sig_atomic_t wchar_t wint_t],
[gl_STDINT_INCLUDES])
gl_cv_type_ptrdiff_t_signed=yes
gl_cv_type_size_t_signed=no
gl_INTEGER_TYPE_SUFFIX([ptrdiff_t sig_atomic_t size_t wchar_t wint_t],
[gl_STDINT_INCLUDES])
])
dnl Autoconf >= 2.61 has AC_COMPUTE_INT built-in.
dnl Remove this when we can assume autoconf >= 2.61.
m4_ifdef([AC_COMPUTE_INT], [], [
AC_DEFUN([AC_COMPUTE_INT], [_AC_COMPUTE_INT([$2],[$1],[$3],[$4])])
])
# Hey Emacs!
# Local Variables:
# indent-tabs-mode: nil
# End:

48
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# ulonglong.m4 serial 6
dnl Copyright (C) 1999-2006 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl From Paul Eggert.
# Define HAVE_UNSIGNED_LONG_LONG_INT if 'unsigned long long int' works.
# This fixes a bug in Autoconf 2.60, but can be removed once we
# assume 2.61 everywhere.
# Note: If the type 'unsigned long long int' exists but is only 32 bits
# large (as on some very old compilers), AC_TYPE_UNSIGNED_LONG_LONG_INT
# will not be defined. In this case you can treat 'unsigned long long int'
# like 'unsigned long int'.
AC_DEFUN([AC_TYPE_UNSIGNED_LONG_LONG_INT],
[
AC_CACHE_CHECK([for unsigned long long int],
[ac_cv_type_unsigned_long_long_int],
[AC_LINK_IFELSE(
[AC_LANG_PROGRAM(
[[unsigned long long int ull = 18446744073709551615ULL;
typedef int a[(18446744073709551615ULL <= (unsigned long long int) -1
? 1 : -1)];
int i = 63;]],
[[unsigned long long int ullmax = 18446744073709551615ull;
return (ull << 63 | ull >> 63 | ull << i | ull >> i
| ullmax / ull | ullmax % ull);]])],
[ac_cv_type_unsigned_long_long_int=yes],
[ac_cv_type_unsigned_long_long_int=no])])
if test $ac_cv_type_unsigned_long_long_int = yes; then
AC_DEFINE([HAVE_UNSIGNED_LONG_LONG_INT], 1,
[Define to 1 if the system has the type `unsigned long long int'.])
fi
])
# This macro is obsolescent and should go away soon.
AC_DEFUN([gl_AC_TYPE_UNSIGNED_LONG_LONG],
[
AC_REQUIRE([AC_TYPE_UNSIGNED_LONG_LONG_INT])
ac_cv_type_unsigned_long_long=$ac_cv_type_unsigned_long_long_int
if test $ac_cv_type_unsigned_long_long = yes; then
AC_DEFINE(HAVE_UNSIGNED_LONG_LONG, 1,
[Define if you have the 'unsigned long long' type.])
fi
])

54
m4/wchar.m4 Normal file
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dnl A placeholder for ISO C99 <wchar.h>, for platforms that have issues.
dnl Copyright (C) 2007 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl Written by Eric Blake.
# wchar.m4 serial 4
AC_DEFUN([gl_WCHAR_H],
[
AC_REQUIRE([gl_WCHAR_H_DEFAULTS])
AC_CACHE_CHECK([whether <wchar.h> is standalone],
[gl_cv_header_wchar_h_standalone],
[AC_COMPILE_IFELSE([[#include <wchar.h>
wchar_t w;]],
[gl_cv_header_wchar_h_standalone=yes],
[gl_cv_header_wchar_h_standalone=no])])
if test $gl_cv_header_wchar_h_standalone != yes; then
WCHAR_H=wchar.h
fi
dnl Prepare for creating substitute <wchar.h>.
dnl Do it always: WCHAR_H may be empty here but can be set later.
dnl Check for <wchar.h> (missing in Linux uClibc when built without wide
dnl character support).
AC_CHECK_HEADERS_ONCE([wchar.h])
if test $ac_cv_header_wchar_h = yes; then
HAVE_WCHAR_H=1
else
HAVE_WCHAR_H=0
fi
AC_SUBST([HAVE_WCHAR_H])
gl_CHECK_NEXT_HEADERS([wchar.h])
])
AC_DEFUN([gl_WCHAR_MODULE_INDICATOR],
[
dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
AC_REQUIRE([gl_WCHAR_H_DEFAULTS])
GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1
])
AC_DEFUN([gl_WCHAR_H_DEFAULTS],
[
GNULIB_WCWIDTH=0; AC_SUBST([GNULIB_WCWIDTH])
dnl Assume proper GNU behavior unless another module says otherwise.
HAVE_DECL_WCWIDTH=1; AC_SUBST([HAVE_DECL_WCWIDTH])
REPLACE_WCWIDTH=0; AC_SUBST([REPLACE_WCWIDTH])
WCHAR_H=
AC_SUBST([WCHAR_H])
])