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Postgres FD Implementation
Commit 34fa72ec authored by Peter Eisentraut's avatar Peter Eisentraut
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Remove use of obsolescent Autoconf macros 

Remove the use of the following macros, which are obsolescent according
to the Autoconf documentation:

- AC_C_CONST
- AC_C_STRINGIZE
- AC_C_VOLATILE
- AC_FUNC_MEMCMP
parent 1eafea5d
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Showing with 3 additions and 412 deletions
configure
View file @ 34fa72ec
...@@ -15326,113 +15326,6 @@ $as_echo "$as_me: error: unknown endianness ...@@ -15326,113 +15326,6 @@ $as_echo "$as_me: error: unknown endianness
{ (exit 1); exit 1; }; } ;; { (exit 1); exit 1; }; } ;;
esac esac
{ $as_echo "$as_me:$LINENO: checking for an ANSI C-conforming const" >&5
$as_echo_n "checking for an ANSI C-conforming const... " >&6; }
if test "${ac_cv_c_const+set}" = set; then
$as_echo_n "(cached) " >&6
else
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
int
main ()
{
/* FIXME: Include the comments suggested by Paul. */
#ifndef __cplusplus
/* Ultrix mips cc rejects this. */
typedef int charset[2];
const charset cs;
/* SunOS 4.1.1 cc rejects this. */
char const *const *pcpcc;
char **ppc;
/* NEC SVR4.0.2 mips cc rejects this. */
struct point {int x, y;};
static struct point const zero = {0,0};
/* AIX XL C 1.02.0.0 rejects this.
It does not let you subtract one const X* pointer from another in
an arm of an if-expression whose if-part is not a constant
expression */
const char *g = "string";
pcpcc = &g + (g ? g-g : 0);
/* HPUX 7.0 cc rejects these. */
++pcpcc;
ppc = (char**) pcpcc;
pcpcc = (char const *const *) ppc;
{ /* SCO 3.2v4 cc rejects this. */
char *t;
char const *s = 0 ? (char *) 0 : (char const *) 0;
*t++ = 0;
if (s) return 0;
}
{ /* Someone thinks the Sun supposedly-ANSI compiler will reject this. */
int x[] = {25, 17};
const int *foo = &x[0];
++foo;
}
{ /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */
typedef const int *iptr;
iptr p = 0;
++p;
}
{ /* AIX XL C 1.02.0.0 rejects this saying
"k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */
struct s { int j; const int *ap[3]; };
struct s *b; b->j = 5;
}
{ /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */
const int foo = 10;
if (!foo) return 0;
}
return !cs[0] && !zero.x;
#endif
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (ac_try="$ac_compile"
case "(($ac_try" in
*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
*) ac_try_echo=$ac_try;;
esac
eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
$as_echo "$ac_try_echo") >&5
(eval "$ac_compile") 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
$as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } && {
test -z "$ac_c_werror_flag" ||
test ! -s conftest.err
} && test -s conftest.$ac_objext; then
ac_cv_c_const=yes
else
$as_echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_c_const=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
{ $as_echo "$as_me:$LINENO: result: $ac_cv_c_const" >&5
$as_echo "$ac_cv_c_const" >&6; }
if test $ac_cv_c_const = no; then
cat >>confdefs.h <<\_ACEOF
#define const /**/
_ACEOF
fi
{ $as_echo "$as_me:$LINENO: checking for inline" >&5 { $as_echo "$as_me:$LINENO: checking for inline" >&5
$as_echo_n "checking for inline... " >&6; } $as_echo_n "checking for inline... " >&6; }
if test "${ac_cv_c_inline+set}" = set; then if test "${ac_cv_c_inline+set}" = set; then
...@@ -15570,40 +15463,6 @@ cat >>confdefs.h <<_ACEOF ...@@ -15570,40 +15463,6 @@ cat >>confdefs.h <<_ACEOF
#define PG_USE_INLINE 1 #define PG_USE_INLINE 1
_ACEOF _ACEOF
fi
{ $as_echo "$as_me:$LINENO: checking for preprocessor stringizing operator" >&5
$as_echo_n "checking for preprocessor stringizing operator... " >&6; }
if test "${ac_cv_c_stringize+set}" = set; then
$as_echo_n "(cached) " >&6
else
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#define x(y) #y
char *s = x(teststring);
_ACEOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
$EGREP "#teststring" >/dev/null 2>&1; then
ac_cv_c_stringize=no
else
ac_cv_c_stringize=yes
fi
rm -f conftest*
fi
{ $as_echo "$as_me:$LINENO: result: $ac_cv_c_stringize" >&5
$as_echo "$ac_cv_c_stringize" >&6; }
if test $ac_cv_c_stringize = yes; then
cat >>confdefs.h <<\_ACEOF
#define HAVE_STRINGIZE 1
_ACEOF
fi fi
...@@ -15734,67 +15593,6 @@ cat >>confdefs.h <<\_ACEOF ...@@ -15734,67 +15593,6 @@ cat >>confdefs.h <<\_ACEOF
_ACEOF _ACEOF
fi fi
{ $as_echo "$as_me:$LINENO: checking for working volatile" >&5
$as_echo_n "checking for working volatile... " >&6; }
if test "${ac_cv_c_volatile+set}" = set; then
$as_echo_n "(cached) " >&6
else
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
int
main ()
{
volatile int x;
int * volatile y = (int *) 0;
return !x && !y;
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (ac_try="$ac_compile"
case "(($ac_try" in
*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
*) ac_try_echo=$ac_try;;
esac
eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
$as_echo "$ac_try_echo") >&5
(eval "$ac_compile") 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
$as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } && {
test -z "$ac_c_werror_flag" ||
test ! -s conftest.err
} && test -s conftest.$ac_objext; then
ac_cv_c_volatile=yes
else
$as_echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_c_volatile=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
{ $as_echo "$as_me:$LINENO: result: $ac_cv_c_volatile" >&5
$as_echo "$ac_cv_c_volatile" >&6; }
if test $ac_cv_c_volatile = no; then
cat >>confdefs.h <<\_ACEOF
#define volatile /**/
_ACEOF
fi
{ $as_echo "$as_me:$LINENO: checking for __func__" >&5 { $as_echo "$as_me:$LINENO: checking for __func__" >&5
$as_echo_n "checking for __func__... " >&6; } $as_echo_n "checking for __func__... " >&6; }
if test "${pgac_cv_funcname_func_support+set}" = set; then if test "${pgac_cv_funcname_func_support+set}" = set; then
...@@ -28897,101 +28695,6 @@ operating system; use --disable-thread-safety to disable thread safety." >&2;} ...@@ -28897,101 +28695,6 @@ operating system; use --disable-thread-safety to disable thread safety." >&2;}
fi fi
fi fi
# SunOS doesn't handle negative byte comparisons properly with +/- return
{ $as_echo "$as_me:$LINENO: checking for working memcmp" >&5
$as_echo_n "checking for working memcmp... " >&6; }
if test "${ac_cv_func_memcmp_working+set}" = set; then
$as_echo_n "(cached) " >&6
else
if test "$cross_compiling" = yes; then
ac_cv_func_memcmp_working=no
else
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$ac_includes_default
int
main ()
{
/* Some versions of memcmp are not 8-bit clean. */
char c0 = '\100', c1 = '\200', c2 = '\201';
if (memcmp(&c0, &c2, 1) >= 0 || memcmp(&c1, &c2, 1) >= 0)
return 1;
/* The Next x86 OpenStep bug shows up only when comparing 16 bytes
or more and with at least one buffer not starting on a 4-byte boundary.
William Lewis provided this test program. */
{
char foo[21];
char bar[21];
int i;
for (i = 0; i < 4; i++)
{
char *a = foo + i;
char *b = bar + i;
strcpy (a, "--------01111111");
strcpy (b, "--------10000000");
if (memcmp (a, b, 16) >= 0)
return 1;
}
return 0;
}
;
return 0;
}
_ACEOF
rm -f conftest$ac_exeext
if { (ac_try="$ac_link"
case "(($ac_try" in
*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
*) ac_try_echo=$ac_try;;
esac
eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
$as_echo "$ac_try_echo") >&5
(eval "$ac_link") 2>&5
ac_status=$?
$as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } && { ac_try='./conftest$ac_exeext'
{ (case "(($ac_try" in
*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
*) ac_try_echo=$ac_try;;
esac
eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
$as_echo "$ac_try_echo") >&5
(eval "$ac_try") 2>&5
ac_status=$?
$as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_func_memcmp_working=yes
else
$as_echo "$as_me: program exited with status $ac_status" >&5
$as_echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
( exit $ac_status )
ac_cv_func_memcmp_working=no
fi
rm -rf conftest.dSYM
rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
fi
fi
{ $as_echo "$as_me:$LINENO: result: $ac_cv_func_memcmp_working" >&5
$as_echo "$ac_cv_func_memcmp_working" >&6; }
test $ac_cv_func_memcmp_working = no && case " $LIBOBJS " in
*" memcmp.$ac_objext "* ) ;;
*) LIBOBJS="$LIBOBJS memcmp.$ac_objext"
;;
esac
# Select semaphore implementation type. # Select semaphore implementation type.
if test "$PORTNAME" != "win32"; then if test "$PORTNAME" != "win32"; then
......
configure.in
View file @ 34fa72ec
...@@ -1114,12 +1114,9 @@ fi ...@@ -1114,12 +1114,9 @@ fi
m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that. m4_defun([AC_PROG_CC_STDC], []) dnl We don't want that.
AC_C_BIGENDIAN AC_C_BIGENDIAN
AC_C_CONST
PGAC_C_INLINE PGAC_C_INLINE
AC_C_STRINGIZE
AC_C_FLEXIBLE_ARRAY_MEMBER AC_C_FLEXIBLE_ARRAY_MEMBER
PGAC_C_SIGNED PGAC_C_SIGNED
AC_C_VOLATILE
PGAC_C_FUNCNAME_SUPPORT PGAC_C_FUNCNAME_SUPPORT
PGAC_C_STATIC_ASSERT PGAC_C_STATIC_ASSERT
PGAC_C_TYPES_COMPATIBLE PGAC_C_TYPES_COMPATIBLE
...@@ -1749,9 +1746,6 @@ operating system; use --disable-thread-safety to disable thread safety.]) ...@@ -1749,9 +1746,6 @@ operating system; use --disable-thread-safety to disable thread safety.])
fi fi
fi fi
# SunOS doesn't handle negative byte comparisons properly with +/- return
AC_FUNC_MEMCMP
# Select semaphore implementation type. # Select semaphore implementation type.
if test "$PORTNAME" != "win32"; then if test "$PORTNAME" != "win32"; then
......
src/include/c.h
View file @ 34fa72ec
...@@ -130,28 +130,12 @@ ...@@ -130,28 +130,12 @@
* CppConcat * CppConcat
* Concatenate two arguments together, using the C preprocessor. * Concatenate two arguments together, using the C preprocessor.
* *
* Note: the standard Autoconf macro AC_C_STRINGIZE actually only checks * Note: There used to be support here for pre-ANSI C compilers that didn't
* whether #identifier works, but if we have that we likely have ## too. * support # and ##. Nowadays, these macros are just for clarity and/or
* backward compatibility with existing PostgreSQL code.
*/ */
#if defined(HAVE_STRINGIZE)
#define CppAsString(identifier) #identifier #define CppAsString(identifier) #identifier
#define CppConcat(x, y) x##y #define CppConcat(x, y) x##y
#else /* !HAVE_STRINGIZE */
#define CppAsString(identifier) "identifier"
/*
* CppIdentity -- On Reiser based cpp's this is used to concatenate
* two tokens. That is
* CppIdentity(A)B ==> AB
* We renamed it to _private_CppIdentity because it should not
* be referenced outside this file. On other cpp's it
* produces A B.
*/
#define _priv_CppIdentity(x)x
#define CppConcat(x, y) _priv_CppIdentity(x)y
#endif /* !HAVE_STRINGIZE */
/* /*
* dummyret is used to set return values in macros that use ?: to make * dummyret is used to set return values in macros that use ?: to make
......
src/include/pg_config.h.in
View file @ 34fa72ec
...@@ -457,9 +457,6 @@ ...@@ -457,9 +457,6 @@
/* Define to 1 if you have the `strerror_r' function. */ /* Define to 1 if you have the `strerror_r' function. */
#undef HAVE_STRERROR_R #undef HAVE_STRERROR_R
/* Define to 1 if cpp supports the ANSI # stringizing operator. */
#undef HAVE_STRINGIZE
/* Define to 1 if you have the <strings.h> header file. */ /* Define to 1 if you have the <strings.h> header file. */
#undef HAVE_STRINGS_H #undef HAVE_STRINGS_H
...@@ -839,9 +836,6 @@ ...@@ -839,9 +836,6 @@
/* Define for large files, on AIX-style hosts. */ /* Define for large files, on AIX-style hosts. */
#undef _LARGE_FILES #undef _LARGE_FILES
/* Define to empty if `const' does not conform to ANSI C. */
#undef const
/* Define to `__inline__' or `__inline' if that's what the C compiler /* Define to `__inline__' or `__inline' if that's what the C compiler
calls it, or to nothing if 'inline' is not supported under any name. */ calls it, or to nothing if 'inline' is not supported under any name. */
#ifndef __cplusplus #ifndef __cplusplus
...@@ -858,7 +852,3 @@ ...@@ -858,7 +852,3 @@
/* Define to the type of an unsigned integer type wide enough to hold a /* Define to the type of an unsigned integer type wide enough to hold a
pointer, if such a type exists, and if the system does not define it. */ pointer, if such a type exists, and if the system does not define it. */
#undef uintptr_t #undef uintptr_t
/* Define to empty if the keyword `volatile' does not work. Warning: valid
code using `volatile' can become incorrect without. Disable with care. */
#undef volatile
src/include/pg_config.h.win32
View file @ 34fa72ec
...@@ -360,9 +360,6 @@ ...@@ -360,9 +360,6 @@
/* Define to 1 if you have the `strerror_r' function. */ /* Define to 1 if you have the `strerror_r' function. */
/* #undef HAVE_STRERROR_R */ /* #undef HAVE_STRERROR_R */
/* Define to 1 if cpp supports the ANSI # stringizing operator. */
#define HAVE_STRINGIZE 1
/* Define to 1 if you have the <strings.h> header file. */ /* Define to 1 if you have the <strings.h> header file. */
/*#define HAVE_STRINGS_H 1 */ /*#define HAVE_STRINGS_H 1 */
...@@ -674,9 +671,6 @@ ...@@ -674,9 +671,6 @@
/* Define for large files, on AIX-style hosts. */ /* Define for large files, on AIX-style hosts. */
/* #undef _LARGE_FILES */ /* #undef _LARGE_FILES */
/* Define to empty if `const' does not conform to ANSI C. */
/* #undef const */
/* Define to `__inline__' or `__inline' if that's what the C compiler /* Define to `__inline__' or `__inline' if that's what the C compiler
calls it, or to nothing if 'inline' is not supported under any name. */ calls it, or to nothing if 'inline' is not supported under any name. */
#ifndef __cplusplus #ifndef __cplusplus
...@@ -685,7 +679,3 @@ ...@@ -685,7 +679,3 @@
/* Define to empty if the C compiler does not understand signed types. */ /* Define to empty if the C compiler does not understand signed types. */
/* #undef signed */ /* #undef signed */
/* Define to empty if the keyword `volatile' does not work. Warning: valid
code using `volatile' can become incorrect without. Disable with care. */
/* #undef volatile */
src/port/memcmp.c deleted 100644 → 0
View file @ 1eafea5d
/*-------------------------------------------------------------------------
*
* memcmp.c
* compares memory bytes
*
* Portions Copyright (c) 1996-2013, PostgreSQL Global Development Group
*
*
* IDENTIFICATION
* src/port/memcmp.c
*
* This file was taken from NetBSD and is used by SunOS because memcmp
* on that platform does not properly compare negative bytes. The
* NetBSD copyright terms follow.
*/
/*-
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Chris Torek.
*
* 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.
*/
#include "c.h"
/*
* Compare memory regions.
*/
int
memcmp(const void *s1, const void *s2, size_t n)
{
if (n != 0)
{
const unsigned char *p1 = s1,
*p2 = s2;
do
{
if (*p1++ != *p2++)
return (*--p1 - *--p2);
} while (--n != 0);
}
return 0;
}
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