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aclocal.m4
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aclocal.m4
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dnl
dnl aclocal.m4, read by configure
dnl by pts@fazekas.hu at Thu Nov 1 23:07:16 CET 2001
dnl advanced integer checks Sat Apr 6 12:32:02 CEST 2002
dnl
dnl Imp: is shell `elif' compatible
dnl Imp: less autoconf warnings
dnl Dat: m4 SUXX, no normal error message for missing ')'
dnl Dat: FILE *f=fopen("conftestval", "w"); is autoconf trad
dnl autoconf-2.13 generates bad code for AC_C_CONST in g++-3.2
dnl autoconf-2.54 is good (verified at Wed Dec 11 15:28:28 CET 2002)
AC_PREREQ([2.14])
dnl stupid autoconf-2.54 does #include <stdlib.h>
m4_define([_AC_PROG_CXX_EXIT_DECLARATION],[:])
AC_DEFUN([AC_PTS_CHECK_INTEGRALS],[
dnl Checks for integral sizes.
AC_REQUIRE([AC_HEADER_STDC])
AC_PTS_C_CHAR_UNSIGNED
dnl ^^^ eliminates autoconf warning `warning: AC_TRY_RUN called without default to allow cross compiling'
dnl by pts@fazekas.hu at Sat Apr 6 12:43:48 CEST 2002
dnl Run some tests in a single burst.
if test x"$ac_cv_sizeof_char" = x; then
AC_MSG_CHECKING(size of char)
AC_CACHE_VAL(ac_cv_sizeof_char,
[ac_cv_sizeof_char_p=-1;ac_cv_sizeof_short=-1;ac_cv_sizeof_int=-1
ac_cv_sizeof_long=-1
AC_TRY_RUN([
#undef const
#undef volatile
#undef inline
#include <stdio.h>
int main(){FILE *f=fopen("conftestval", "w");
if (!f) return 1;
fprintf(f, "ac_cv_sizeof_char=%d\n", sizeof(char));
fprintf(f, "ac_cv_sizeof_char_p=%d\n", sizeof(char*));
fprintf(f, "ac_cv_sizeof_short=%d\n", sizeof(short));
fprintf(f, "ac_cv_sizeof_int=%d\n", sizeof(int));
fprintf(f, "ac_cv_sizeof_long=%d\n", sizeof(long));
return 0; /* exit(0); -- return is more portable */
}], eval "`cat conftestval`", , ac_cv_sizeof_char=-1)])
AC_MSG_RESULT($ac_cv_sizeof_char)
AC_DEFINE_UNQUOTED(SIZEOF_CHAR, $ac_cv_sizeof_char)
AC_DEFINE_UNQUOTED(SIZEOF_CHAR_P, $ac_cv_sizeof_char_p)
AC_DEFINE_UNQUOTED(SIZEOF_SHORT, $ac_cv_sizeof_short)
AC_DEFINE_UNQUOTED(SIZEOF_INT, $ac_cv_sizeof_int)
AC_DEFINE_UNQUOTED(SIZEOF_LONG, $ac_cv_sizeof_long)
fi
dnl AC_PTS_CHECK_SIZEOF(char, -1)
if test $ac_cv_sizeof_char = -1; then
AC_MSG_ERROR(cross compiling not supported by .._PTS_CHECK_INTEGRALS)
fi
AC_PTS_CHECK_SIZEOF(short, -1)
AC_PTS_CHECK_SIZEOF(int, -1)
AC_PTS_CHECK_SIZEOF(long, -1)
AC_PTS_CHECK_SIZEOF(long long, -1)
if test $ac_cv_sizeof_long_long = 8
then ac_cv_sizeof___int64=0; ac_cv_sizeof_very_long=0; fi
AC_PTS_CHECK_SIZEOF(very long, -1)
if test $ac_cv_sizeof_very_long = 8; then ac_cv_sizeof___int64=0; fi
AC_PTS_CHECK_SIZEOF(__int64, -1)
dnl ^^^ very long type doesn't exit in any C standard.
dnl Imp: make these cached
# echo $ac_cv_sizeof_long_long
if test $ac_cv_sizeof_char != 1; then
AC_MSG_ERROR(sizeof(char)!=1)
fi
if test $ac_cv_sizeof_short = 2; then
ac_cv_pts_int16_t=short
elif test $ac_cv_sizeof_int = 2; then
ac_cv_pts_int16_t=int
else
AC_MSG_ERROR(cannot find inttype: sizeof(inttype)==2)
fi
AC_DEFINE_UNQUOTED(PTS_INT16_T, $ac_cv_pts_int16_t)
if test $ac_cv_sizeof_int = 4; then
ac_cv_pts_int32_t=int
elif test $ac_cv_sizeof_long = 4; then
ac_cv_pts_int32_t=long
elif test $ac_cv_sizeof_long -lt 4; then
AC_MSG_ERROR(sizeof(long)<4)
else
AC_MSG_ERROR(cannot find inttype: sizeof(inttype)==4)
fi
AC_DEFINE_UNQUOTED(PTS_INT32_T, $ac_cv_pts_int32_t)
if test $ac_cv_sizeof_long = 8; then
ac_cv_pts_int64_t=long
elif test $ac_cv_sizeof_long_long = 8; then
ac_cv_pts_int64_t="long long"
elif test $ac_cv_sizeof_very_long = 8; then
ac_cv_pts_int64_t="very long"
elif test $ac_cv_sizeof___int64 = 8; then
ac_cv_pts_int64_t="__int64"
else
dnl AC_DEFINE(PTS_INT64_T, 0) -- skip AC_DEFINE(); #undef is OK in aclocal.h
dnl Imp: put a real #undef into config.h (configure comments it out :-< )
ac_cv_pts_int64_t=0
AC_MSG_WARN(cannot find inttype: sizeof(inttype)==8)
fi
AC_DEFINE_UNQUOTED(PTS_INT64_T, $ac_cv_pts_int64_t)
if test $ac_cv_sizeof_long = 16; then
ac_cv_pts_int128_t=long
elif test $ac_cv_sizeof_long_long = 16; then
ac_cv_pts_int128_t="long long"
elif test $ac_cv_sizeof_very_long = 16; then
ac_cv_pts_int128_t="very long"
else
dnl AC_DEFINE(PTS_INT128_T, 0) -- skip AC_DEFINE(); #undef is OK in aclocal.h
dnl Imp: put a real #undef into config.h (configure comments it out :-< )
ac_cv_pts_int128_t=0
AC_MSG_WARN(cannot find inttype: sizeof(inttype)==16)
fi
AC_DEFINE_UNQUOTED(PTS_INT128_T, $ac_cv_pts_int128_t)
])
dnl ripped from autoconf-2.13 (ruined by autoconf-2.50)
dnl by pts@fazekas.hu at Wed Dec 11 12:33:53 CET 2002
dnl AC_PTS_CHECK_SIZEOF(TYPE [, CROSS-SIZE])
AC_DEFUN(AC_PTS_CHECK_SIZEOF,
[changequote(<<, >>)dnl
dnl The name to #define.
define(<<AC_TYPE_NAME>>, translit(sizeof_$1, [a-z *], [A-Z_P]))dnl
dnl The cache variable name.
define(<<AC_CV_NAME>>, translit(ac_cv_sizeof_$1, [ *], [_p]))dnl
changequote([, ])dnl
AC_MSG_CHECKING(size of $1)
AC_CACHE_VAL(AC_CV_NAME,
[AC_TRY_RUN([#include <stdio.h>
#include <sys/types.h>
int main() {
FILE *f=fopen("conftestval", "w");
if (!f) return 1;
fprintf(f, "%d\n", sizeof($1));
return 0;
}], AC_CV_NAME=`cat conftestval`, AC_CV_NAME=0, ifelse([$2], , , AC_CV_NAME=$2))])dnl
AC_MSG_RESULT($AC_CV_NAME)
AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME)
undefine([AC_TYPE_NAME])dnl
undefine([AC_CV_NAME])dnl
])
AC_DEFUN([AC_PTS_CHECK_POINTERS],[
AC_REQUIRE([AC_PTS_CHECK_INTEGRALS])
AC_PTS_CHECK_SIZEOF(char *, -1)
AC_PTS_CHECK_SIZEOF(void *, -1)
dnl no need for checking for -1, AC_PTS_CHECK_INTEGRALS already did it
AC_MSG_CHECKING(for an integral type to hold a ptr)
AC_CACHE_VAL(ac_cv_pts_intp_t, [
if test $ac_cv_sizeof_char_p != $ac_cv_sizeof_void_p; then
AC_MSG_ERROR($ac_cv_sizeof_char_p==sizeof(char*)!=sizeof(void*))
fi
if test $ac_cv_sizeof_char_p -le 2; then
ac_cv_pts_intp_t=$ac_cv_pts_int16_t
elif test $ac_cv_sizeof_char_p -le 4; then
ac_cv_pts_intp_t=$ac_cv_pts_int32_t
elif test $ac_cv_sizeof_char_p -le 8; then
ac_cv_pts_intp_t=$ac_cv_pts_int64_t
elif test $ac_cv_sizeof_char_p -le 16; then
ac_cv_pts_intp_t=$ac_cv_pts_int128_t
else
# :; fi; if true; then
AC_MSG_RESULT(not found!)
AC_MSG_ERROR(no integral type for sizeof(char*)==$ac_cv_sizeof_char_p)
fi
])dnl AC_CACHE_VAL
AC_DEFINE_UNQUOTED(PTS_INTP_T, $ac_cv_pts_intp_t)
AC_MSG_RESULT($ac_cv_pts_intp_t)
AC_MSG_CHECKING(for ptr <-> integral conversion)
AC_CACHE_VAL(ac_cv_pts_intp_ok, [
AC_TRY_RUN([
/* #include "confdefs.h" -- automatic */
int main
#ifdef __STDC__
(int argc, char **argv)
#else
(argc, argv) int argc; char **argv;
#endif
/* #ifndef __cplusplus; #define const; #endif -- automatic config.h */
{char const*p="The quick brown fox."+5;
PTS_INTP_T i;
while (*p!='r') p++; /* prevent compiler optimisations */
i=(PTS_INTP_T)p;
while (*p!='w') p++; /* prevent compiler optimisations */
return p!=(char*)(i+2); }
], ac_cv_pts_intp_ok=yes, ac_cv_pts_intp_ok=no,
[AC_MSG_ERROR(cross compiling not supported by .._PTS_CHECK_POINTERS)]
)])dnl AC_CACHE_VAL
if test x"$ac_cv_pts_intp_ok" = xyes; then
AC_DEFINE(PTS_INTP_OK)
fi
AC_MSG_RESULT($ac_cv_pts_intp_ok)
])
dnl Ballast code elmiminated at Sat Apr 6 11:47:08 CEST 2002
dnl [AC_MSG_RESULT(not found); AC_MSG_ERROR(This is fatal.)],
dnl [AC_MSG_ERROR(cross compiling not supported by .._PTS_CHECK_INTEGRAL_TYPE)]
dnl)
dnlAC_MSG_RESULT($ac_cv_integral_type_$1)
dnl])
AC_DEFUN([AC_PTS_CHECK_INTEGRAL_TYPEX],[
dnl @param $1: name of type
dnl @param $2: substitution type
dnl @param $3: stored name for the variable
dnl errs out if specified type doesn't exist
dnl please invoke AC_CHECK_HEADERS(unistd.h) 1st
dnl Imp: make it work even if specified type doesn't exist
dnl AC_TYPE_SIZE_T
AC_REQUIRE([AC_HEADER_STDC])
AC_MSG_CHECKING(for integral type $3)
AC_CACHE_VAL(ac_cv_integral_type_$3, [
AC_TRY_RUN([
#include <stdio.h>
/* #include "confdefs.h" -- automatic */
#include <sys/types.h>
#if STDC_HEADERS
#include <stdlib.h>
#include <stddef.h>
#endif
#include <stdio.h>
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#if HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#define MY_TYPE $1
int main
#ifdef __STDC__
(int argc, char **argv)
#else
(argc, argv) int argc; char **argv;
#endif
{
FILE *f=fopen("conftestval", "w");
if (!f) return 1;
fprintf(f, 0<(MY_TYPE)-1 ? "unsigned " : "signed ");
if (sizeof(MY_TYPE)==1) fprintf(f, "char");
else if (sizeof(MY_TYPE)==sizeof(char)) fprintf(f, "char");
else if (sizeof(MY_TYPE)==sizeof(short)) fprintf(f, "short");
else if (sizeof(MY_TYPE)==sizeof(int)) fprintf(f, "int");
else if (sizeof(MY_TYPE)==sizeof(long)) fprintf(f, "long");
else if (sizeof(MY_TYPE)==sizeof(PTS_INT16_T)) fprintf(f, "PTS_INT16_T");
else if (sizeof(MY_TYPE)==sizeof(PTS_INT32_T)) fprintf(f, "PTS_INT32_T");
else if (sizeof(MY_TYPE)==sizeof(PTS_INT64_T)) fprintf(f, "PTS_INT64_T");
else if (sizeof(MY_TYPE)==sizeof(PTS_INT128_T)) fprintf(f, "PTS_INT128_T");
else return 3; /* fprintf(f, "???"); */
if (ferror(f)) return 2; /* printf("\n"); */
return 0;
}],
[ac_cv_integral_type_$3="`cat conftestval`";
],
dnl vvv Imp: make this a macro
[if test x"$2" = x; then AC_MSG_RESULT(not found); AC_MSG_ERROR(This is fatal.); fi
ac_cv_integral_type_$3="$2"
echo -n "substituting "
dnl ^^^ Imp: echo -n...
dnl AC_MSG_RESULT(substituting $2) # doesn't work because of AC_CACHE_VAL
],
[AC_MSG_ERROR(cross compiling not supported by .._PTS_CHECK_INTEGRAL_TYPEX)]
)
])dnl AC_CACHE_VAL
AC_DEFINE_UNQUOTED(PTS_$3, $ac_cv_integral_type_$3)
AC_MSG_RESULT($ac_cv_integral_type_$3)
])
AC_DEFUN([AC_PTS_CHECK_INTEGRAL_TYPE],[
AC_PTS_CHECK_INTEGRAL_TYPEX($1,$2,$1)
])
AC_DEFUN([AC_PTS_TYPE_GETGROUPS], [
AC_REQUIRE([AC_TYPE_GETGROUPS])
dnl echo ,$ac_cv_type_getgroups,
AC_PTS_CHECK_INTEGRAL_TYPEX($ac_cv_type_getgroups, [], getgroups_t)
])
dnl ripped from ruby-1.6.2
AC_DEFUN([AC_PTS_HAVE_PROTOTYPES], [
AC_CACHE_CHECK(whether cc supports prototypes, ac_cv_pts_have_prototypes, [
AC_TRY_COMPILE(
[int foo(int x) { return 0; }], [return foo(10);],
ac_cv_pts_have_prototypes=yes,
ac_cv_pts_have_prototypes=no
)
])
if test x"$ac_cv_pts_have_prototypes" = xyes; then
AC_DEFINE(HAVE_PROTOTYPES)
fi
])
dnl by pts@fazekas.hu at Wed Dec 11 12:09:14 CET 2002
AC_DEFUN([AC_PTS_HAVE_STATIC_CONST], [
AC_CACHE_CHECK(whether c++ supports static const, ac_cv_pts_have_static_const, [
AC_TRY_COMPILE(
[#undef const
class A { public: static const int i=1; };], [return A::i==0;],
ac_cv_pts_have_static_const=yes,
ac_cv_pts_have_static_const=no
)
])
if test x"$ac_cv_pts_have_static_const" = xyes; then
AC_DEFINE(HAVE_STATIC_CONST)
fi
])
class A { static const int i=1; };
dnl by pts@fazekas.hu at Fri Nov 2 13:15:27 CET 2001
AC_DEFUN([AC_PTS_HAVE_STDC], [
dnl Check for working standard C (also called as ANSI C)
dnl implies check for AC_PTS_HAVE_PROTOTYPES, AC_HEADER_STDC
AC_REQUIRE([AC_HEADER_STDC])
AC_REQUIRE([AC_PTS_HAVE_PROTOTYPES])
AC_CACHE_CHECK(whether cc compiles standard C, ac_cv_pts_have_stdc, [
AC_EGREP_CPP(nope, [
#if defined(__STDC__) && __STDC__
/* note: the starting spaces are deliberate in the next line */
#if 0
nope
#endif
#else
#if defined(__cplusplus) && __cplusplus
#if 0
nope
#endif
#else
nope
#endif
#endif
], ac_cv_pts_have_stdc=no, [
if test x"$ac_cv_pts_have_prototypes" = xyes; then
ac_cv_pts_have_stdc=yes
else
ac_cv_pts_have_stdc=no
fi
])
])
if test x"$ac_cv_pts_have_stdc" = xyes; then
AC_DEFINE(HAVE_PTS_STDC)
fi
])
dnl by pts@fazekas.hu at Fri Nov 2 13:46:39 CET 2001
AC_DEFUN([AC_PTS_C_VOLATILE], [
AC_CACHE_CHECK(for C keyword volatile, ac_cv_pts_have_volatile, [
AC_TRY_COMPILE(
[volatile int i;], [i=5; i++; return i-6;],
ac_cv_pts_have_volatile=yes,
ac_cv_pts_have_volatile=no
)
])
if test x"$ac_cv_pts_have_volatile" = xno; then
AC_DEFINE(volatile, )
fi
])
AC_DEFUN([AC_PTS_CHECK_HEADER], [
dnl @param $1 file to be #included
dnl @param $2 function to be tested
dnl @param $3 cache name, such as `strcpy_in_string'
dnl @param $4 test code (main() function)
dnl better than AC_CHECK_HEADERS because it undefines const and volatile
dnl before including
AC_CACHE_CHECK(for working $2 in $1, ac_cv_pts_$3, [
AC_TRY_RUN([
/* #include "confdefs.h" -- automatic */
#undef const
#undef volatile
#undef inline
#include <$1>
#include "confdefs.h"
int main
#ifdef __STDC__
(int argc, char **argv)
#else
(argc, argv) int argc; char **argv;
#endif
{
$4
return 1;
}],
ac_cv_pts_$3=yes,
ac_cv_pts_$3=no,
[AC_MSG_ERROR(cross compiling not supported by .._PTS_CHECK_HEADER)]
)
])
if test x"$ac_cv_pts_$3" = xyes; then
AC_DEFINE_UNQUOTED(HAVE_$3)
fi
])
dnl by pts@fazekas.hu at Fri Nov 2 15:05:19 CET 2001
AC_DEFUN([AC_PTS_CHECK_STRING], [
dnl defines ac_cv_pts_have_string
dnl defines ac_cv_pts_have_memcmpy_builtin
dnl defines ac_cv_pts_string_header
AC_PTS_CHECK_HEADER(string.h, strcpy, strcpy_in_string, [char s[42]="X"; strcpy(s, "Hello, World!"); return *s!='H';] )
ac_cv_pts_have_string=no
if test x"$ac_cv_pts_strcpy_in_string" = xyes; then
ac_cv_pts_have_string=yes
ac_cv_pts_string_header=string
else
AC_PTS_CHECK_HEADER(strings.h, strcpy, strcpy_in_strings, [char s[42]="X"; strcpy(s, "Hello, World!"); return *s!='H';] )
if test x"$ac_cv_pts_strcpy_in_strings" = xyes; then
ac_cv_pts_have_string=yes
ac_cv_pts_string_header=strings
fi
fi
if test x"$ac_cv_pts_have_string" = xyes; then
AC_DEFINE(HAVE_STRING)
fi
CC_bak="$CC"
CC="${CC:-cc} -Werror"
AC_PTS_CHECK_HEADER($ac_cv_pts_string_header.h, memcpy, memcpy_in_stringxs, [char s[42]="X"; memcpy(s, "Hello, World!", 2); return *s!='H'; ])
CC="$CC_bak"
AC_CACHE_CHECK(whether memcmp and memcpy are built-in, ac_cv_pts_have_memcmpy_builtin, [
ac_cv_pts_have_memcmpy_builtin=no
if test x"$ac_cv_pts_have_string" = xyes; then
dnl They are built-in for gcc 2.7.2.3 -traditional
if test x"$ac_cv_pts_memcpy_in_stringxs" = xno; then
AC_TRY_RUN([
int main
#ifdef __STDC__
(int argc, char **argv)
#else
(argc, argv) int argc; char **argv;
#endif
{
char s[42]="X"; memcpy(s, "Hello, World!", 2); return memcmp(s, "H", 1)!=0;
}],
[ac_cv_pts_have_memcmpy_builtin=yes],
[AC_MSG_ERROR(missing memcmp and memcpy)],
[AC_MSG_ERROR(cross compiling not supported by .._PTS_CHECK_STRING)]
)
fi
fi
])
if test x"$ac_cv_pts_have_memcmpy_builtin" = xyes; then
AC_DEFINE(HAVE_MEMCMPY_BUILTIN)
fi
])
dnl by pts@fazekas.hu at Tue Sep 3 19:27:50 CEST 2002
dnl g++-3.2: cc1plus: warning: ignoring command line option '-Wnested-externs'
dnl Usage: AC_PTS_CHECK_IGNORING(nebfcmd,-Wnested-externs -Wbad-function-cast -Wmissing-declarations)
AC_DEFUN([AC_PTS_CHECK_IGNORING], [
XTRA="$2"
CC_bak="$CC" CC="${CC:-cc} -Werror $2"
CXX_bak="$CXX" CXX="${CXX:-c++} -Werror $2"
AC_CACHE_CHECK([for ignored $2],ac_cv_pts_ignoring_$1, [
AC_TRY_COMPILE([],[],
ac_cv_pts_ignoring_$1=no,ac_cv_pts_ignoring_$1=yes)])
CC="$CC_bak"
CXX="$CXX_bak"
])
dnl by pts@fazekas.hu at Fri Nov 2 15:05:27 CET 2001
AC_DEFUN([AC_PTS_CHECK_MALLOC], [
dnl never fails
AC_PTS_CHECK_HEADER(stdlib.h, malloc, malloc_in_stdlib, [char *p=(char*)malloc(42); if (p!=0) free((void*)p); return p==0;])
if test x"$ac_cv_pts_malloc_in_stdlib" != xyes; then
AC_PTS_CHECK_HEADER(malloc.h, malloc, malloc_in_malloc, [char *p=malloc(42); if (p!=0) free(p); return p==0;])
fi
])
dnl by pts@fazekas.hu at Fri Nov 2 16:51:13 CET 2001
AC_DEFUN([AC_PTS_HAVE_SWITCH_ENUM_BUG], [
AC_CACHE_CHECK(for switch(enum) bug, ac_cv_pts_have_switch_enum_bug, [
AC_TRY_RUN([
enum what { foo, bar };
int main
#ifdef __STDC__
(int argc, char **argv)
#else
(argc, argv) int argc; char **argv;
#endif
{
switch ((enum what)1) {
case foo: return 1;
case bar: return 0;
}
return 1;
}],
[ac_cv_pts_have_switch_enum_bug=no],
[ac_cv_pts_have_switch_enum_bug=yes],
[AC_MSG_ERROR(cross compiling not supported by .._PTS_HAVE_SWITCH_ENUM_BUG)]
)
])
if test x"$ac_cv_pts_have_switch_enum_bug" = xyes; then
AC_DEFINE(HAVE_SWITCH_ENUM_BUG)
fi
])
dnl by pts@fazekas.hu at Mon Mar 4 09:17:43 CET 2002
AC_DEFUN([AC_PTS_HAVE_ASCII_SYSTEM], [
AC_CACHE_CHECK(for ASCII system, ac_cv_pts_have_ascii_system, [
AC_EGREP_CPP(ascii_yes,[
#if 'a'!=97 || '!'!=33
#error You need an ASCII system to compile this.
#else
ascii_yes
#endif
],
ac_cv_pts_have_ascii_system=yes, ac_cv_pts_have_ascii_system=no
)
])
if test x"$ac_cv_pts_have_ascii_system" = xyes; then
AC_DEFINE(HAVE_ASCII_SYSTEM)
fi
])
AC_DEFUN([AC_PTS_ENSURE_ASCII_SYSTEM], [
AC_PTS_HAVE_ASCII_SYSTEM
if test x"$ac_cv_pts_have_ascii_system" != xyes; then
AC_MSG_ERROR(you need an ASCII system)
fi
])
dnl by pts@fazekas.hu at Fri Nov 2 16:51:13 CET 2001
AC_DEFUN([AC_PTS_CFG_P_TMPDIR], [
AC_CACHE_CHECK(for tmpdir, ac_cv_pts_cfg_p_tmpdir, [
AC_TRY_RUN([
#define __USE_SVID 1
#define __USE_GNU 1
#include <stdio.h>
int main
#ifdef __STDC__
(int argc, char **argv)
#else
(argc, argv) int argc; char **argv;
#endif
{
FILE *f=fopen("conftestval","w");
if (!f) return 1;
fputs(P_tmpdir,f);
return 0;
}],
[ac_cv_pts_cfg_p_tmpdir=\""`cat conftestval`"\"],
[ac_cv_pts_cfg_p_tmpdir=0],
[AC_MSG_ERROR(cross compiling not supported by .._PTS_CFG_P_TMPDIR)]
)
])
AC_DEFINE_UNQUOTED(PTS_CFG_P_TMPDIR, $ac_cv_pts_cfg_p_tmpdir)
])
dnl by pts@fazekas.hu at Wed Oct 1 19:14:28 CEST 2003
dnl on i386:
dnl perl -e 'die sprintf"%.16f",(1/3)' ## 0.3333333333333333 (we chose 16)
dnl perl -e 'die sprintf"%.17f",(1/3)' ## 0.33333333333333331
AC_DEFUN([AC_PTS_CFG_PRINTFGLEN], [
AC_CACHE_CHECK(for width of printf .g, ac_cv_pts_cfg_printfglen, [
AC_TRY_RUN([
#define __USE_SVID 1
#define __USE_GNU 1
#include <stdio.h>
int main
#ifdef __STDC__
(int argc, char **argv)
#else
(argc, argv) int argc; char **argv;
#endif
{
unsigned i;
char tmp[64], pat[10], *p;
FILE *f=fopen("conftestval","w");
if (!f) return 1;
for (i=1;i<61;i++) {
sprintf(pat, "%%.%ug", i);
sprintf(tmp, pat, 1.0/3);
if (tmp[0]=='0' && tmp[1]=='.') {
p=tmp+2; while (*p=='3') p++;
if (*p!='\0') break;
}
}
if (i>1) fprintf(f,".%u",i-1);
return 0;
}],
[ac_cv_pts_cfg_printfglen=\""`cat conftestval`"\"],
[ac_cv_pts_cfg_printfglen=""],
[AC_MSG_ERROR(cross compiling not supported by .._PTS_CFG_PRINTFGLEN)]
)
test x"$ac_cv_pts_cfg_printfglen" = x && ac_cv_pts_cfg_printfglen=no
])
if test x"$ac_cv_pts_cfg_printfglen" = xno; then :; else
AC_DEFINE_UNQUOTED(PTS_CFG_PRINTFGLEN, $ac_cv_pts_cfg_printfglen)
fi
])
dnl by pts@fazekas.hu at Thu Dec 12 20:20:41 CET 2002
AC_DEFUN([AC_PTS_HAVE_SYSTEMF], [
echo no-original >conftestval
AC_CACHE_CHECK(for working system(3), ac_cv_pts_systemf, [
AC_TRY_RUN([
#include <stdio.h>
#include <stdlib.h> /* system() */
int main
#ifdef __STDC__
(int argc, char **argv)
#else
(argc, argv) int argc; char **argv;
#endif
{
(void)argc;
(void)argv;
if (0!=system("echo t >conftestval && echo \"let it\" be e >conftestval")) {
FILE *f=fopen("conftestval","w");
if (f) {
fprintf(f,"runtime-error\n");
fclose(f);
}
}
return 0;
}
], [ac_cv_pts_systemf="`cat conftestval`"; ac_cv_pts_systemf="${ac_cv_pts_systemf:-invalid}"],
[ac_cv_pts_systemf=compile-error],
[AC_MSG_ERROR(cross compiling not supported by .._PTS_HAVE_VSNPRINTF)]
)
# echo "($ac_cv_pts_systemf)"
# if test x"$ac_cv_pts_systemf" = x'"let it" be e '; then
if test x"$ac_cv_pts_systemf" = x't && echo "let it" be e '; then
# Win32 COMMAND.COM
ac_cv_pts_systemf=win32
elif test x"$ac_cv_pts_systemf" = x"let it be e"; then
# UNIX /bin/sh
ac_cv_pts_systemf=unix
fi
])
if test x"$ac_cv_pts_systemf" = xwin32; then
ac_cv_pts_have_systemf=yes
AC_DEFINE(HAVE_PTS_SYSTEMF)
AC_DEFINE(HAVE_PTS_SYSTEMF_WIN32)
elif test x"$ac_cv_pts_systemf" = xunix; then
ac_cv_pts_have_systemf=yes
AC_DEFINE(HAVE_PTS_SYSTEMF)
AC_DEFINE(HAVE_PTS_SYSTEMF_UNIX)
elif test x"$ac_cv_pts_systemf" = x"invalid"; then
ac_cv_pts_have_systemf=no
elif test x"$ac_cv_pts_systemf" = x"compile-error"; then
ac_cv_pts_have_systemf=no
elif test x"$ac_cv_pts_systemf" = x"runtime-error"; then
ac_cv_pts_have_systemf=no
elif test x"$ac_cv_pts_systemf" = x"no-original"; then
ac_cv_pts_have_systemf=no
else
ac_cv_pts_have_systemf=yes
# ac_cv_pts_systemf=other
AC_DEFINE(HAVE_PTS_SYSTEMF)
AC_DEFINE(HAVE_PTS_SYSTEMF_OTHER)
fi
])
dnl by pts@fazekas.hu at Fri Mar 22 16:40:22 CET 2002
AC_DEFUN([AC_PTS_HAVE_POPEN_B], [
AC_CACHE_CHECK(for binary popen_b, ac_cv_pts_have_popen_b, [
AC_TRY_RUN([
#define _XOPEN_SOURCE 1 /* popen() on Digital UNIX */
#define _POSIX_SOURCE 1 /* popen() */
#define _POSIX_C_SOURCE 2 /* popen() */
#include <stdio.h>
int main
#ifdef __STDC__
(int argc, char **argv)
#else
(argc, argv) int argc; char **argv;
#endif
{ FILE *p=popen("echo Ko rt5","rb");
int i;
(void)argc; (void)argv;
if (p==0) return 1;
if (getc(p)!='K' || getc(p)!='o' || getc(p)!=' ') return 2;
if (getc(p)!='r' || getc(p)!='t') return 3;
if (getc(p)!='f'-'a'+'0') return 4;
if (getc(p)!='\n') return 5;
if (getc(p)!=-1) return 6;
if (0!=pclose(p)) return 7;
p=popen("cat >conftestval","wb");
if (p==0) return 31;
for (i=0;i<666;i++) putc(i,p);
if (ferror(p)) return 32;
if (0!=pclose(p)) return 33;
p=fopen("conftestval","rb");
if (p==0) return 34;
for (i=0;i<666;i++) if (getc(p)!=(i&255)) return 35;
if (fclose(p)!=0) return 36;
return 0;
}
], [ac_cv_pts_have_popen_b=yes],
[ac_cv_pts_have_popen_b=no],
[AC_MSG_ERROR(cross compiling not supported by .._PTS_HAVE_POPEN_B)]
)
])
dnl AC_DEFINE_UNQUOTED(HAVE_PTS_POPEN_B, $ac_cv_pts_have_popen_b)
if test x"$ac_cv_pts_have_popen_b" = xyes; then
AC_DEFINE(HAVE_PTS_POPEN_B)
fi
])
dnl by pts@fazekas.hu at Fri Mar 22 16:40:22 CET 2002
AC_DEFUN([AC_PTS_HAVE_POPEN_], [
AC_CACHE_CHECK(for binary popen_, ac_cv_pts_have_popen_, [
AC_TRY_RUN([
#define _XOPEN_SOURCE 1 /* popen() on Digital UNIX */
#define _POSIX_SOURCE 1 /* popen() */
#define _POSIX_C_SOURCE 2 /* popen() */
#include <stdio.h>
int main
#ifdef __STDC__
(int argc, char **argv)
#else
(argc, argv) int argc; char **argv;
#endif
{ FILE *p=popen("echo Ko rt5","r");
int i;
(void)argc; (void)argv;
if (p==0) return 1;
if (getc(p)!='K' || getc(p)!='o' || getc(p)!=' ') return 2;
if (getc(p)!='r' || getc(p)!='t') return 3;
if (getc(p)!='f'-'a'+'0') return 4;
if (getc(p)!='\n') return 5;
if (getc(p)!=-1) return 6;
if (0!=pclose(p)) return 7;
p=popen("cat >conftestval","w");
if (p==0) return 31;
for (i=0;i<666;i++) putc(i,p);
if (ferror(p)) return 32;
if (0!=pclose(p)) return 33;
p=fopen("conftestval","rb");
if (p==0) return 34;
for (i=0;i<666;i++) if (getc(p)!=(i&255)) return 35;
if (fclose(p)!=0) return 36;
return 0;
}
], [ac_cv_pts_have_popen_=yes],
[ac_cv_pts_have_popen_=no],
[AC_MSG_ERROR(cross compiling not supported by .._PTS_HAVE_POPEN_)]
)
])
dnl AC_DEFINE_UNQUOTED(HAVE_PTS_POPEN_, $ac_cv_pts_have_popen_)
if test x"$ac_cv_pts_have_popen_" = xyes; then
AC_DEFINE(HAVE_PTS_POPEN_)
fi
])
dnl by pts@fazekas.hu at Fri Mar 22 19:36:26 CET 2002
dnl huge BUGFIX at Tue Jun 11 13:38:30 CEST 2002
dnl on kempelen: ac_cv_pts_vsnprintf=bad
AC_DEFUN([AC_PTS_HAVE_VSNPRINTF], [
AC_CACHE_CHECK(for working vsnprintf, ac_cv_pts_vsnprintf, [
AC_TRY_RUN([
#if 0 /* autoconf-2.54 */
extern "C" void std::exit (int) throw (); using std::exit;
extern "C" void std::exit (int); using std::exit;
extern "C" void exit (int) throw ();
extern "C" void exit (int);
void exit (int);
#endif
#ifdef __cplusplus
extern "C" void exit(int);
#endif
#define _BSD_SOURCE 1 /* vsnprintf */
#define _POSIX_SOURCE 1
#define _POSIX_C_SOURCE 2
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
static int myprintf(int max, char *dstr, char *fmt, ...) {
int i;
va_list ap;
#if defined(__STDC__)
va_start(ap, fmt);
#else
va_start(ap);
#endif
i=vsnprintf(dstr, max, fmt, ap);
va_end(ap);
return i;
}
int c99t[]={13,9,10,10,10}, oldt[]={-1,9,-1,0,-1}, sun99t[]={13,9,10,-1,10};
/* wincrtt[]={-1,9,10,-1,-1}, but it modifies the string in a completely
* bogus way (passes 1 test of 5)
*/
int main
#ifdef __STDC__
(int argc, char **argv)
#else
(argc, argv) int argc; char **argv;
#endif
{ char buf[40];
int i;
int g[5], gg;
int *t=oldt;
FILE *f=fopen("conftestval","w");
(void)argc;
(void)argv;
if (f) {
for (i=0;i<(int)sizeof(buf)-1;i++) buf[i]='X'; buf[i]='\0';
i=myprintf(10, buf, "%s-%ld", "Alma", -1234567L);
if (i==c99t[0]) t=c99t; /* oldt[0]!=c99t[0] */
g[0]=(i==t[0] && 0==memcmp(buf, "Alma--123\0X", 11));
/* printf("(%s) %d %d\n", buf, i, g[0]); */
for (i=0;i<(int)sizeof(buf)-1;i++) buf[i]='Y'; buf[i]='\0';
i=myprintf(10, buf, "%s-%ld", "Alma", -123L);
g[1]=(i==t[1] && 0==memcmp(buf, "Alma--123\0Y", 11));
/* printf("(%s) %d %d\n", buf, i, g[1]); */
for (i=0;i<(int)sizeof(buf)-1;i++) buf[i]='Z'; buf[i]='\0';
i=myprintf(10, buf, "%s-%ld", "Alma", -1234L);
g[2]=(i==t[2] && 0==memcmp(buf, "Alma--123\0Z", 11));
/* printf("(%s) %d %d\n", buf, i, g[2]); */
buf[0]='#';
i=myprintf(0, buf, "%s-%ld", "Alma", -1234L);
if (t==c99t && i==sun99t[3]) t=sun99t;
g[3]=(i==t[3] && buf[0]=='#');
/* printf("(%s) %d %d\n", buf, i, g[3]); */
buf[0]=buf[1]='$';
i=myprintf(1, buf, "%s-%ld", "Alma", -1234L);
g[4]=(i==t[4] && buf[0]=='\0' && buf[1]=='$');
/* printf("(%s) %d %d\n", buf, i, g[4]); */
gg=g[0] && g[1] && g[2] && g[3] && g[4];
fputs(!gg ? "bad\n" : t==oldt ? "old\n" : t==sun99t ? "sun99\n" : "c99\n", f);
fclose(f);
}
return 0;
}
], [ac_cv_pts_vsnprintf="`cat conftestval`"; ac_cv_pts_vsnprintf="${ac_cv_pts_vsnprintf:-invalid}"],
[ac_cv_pts_vsnprintf=no],
[AC_MSG_ERROR(cross compiling not supported by .._PTS_HAVE_VSNPRINTF)]
)
])
if test x"$ac_cv_pts_vsnprintf" = xold; then
ac_cv_pts_have_vsnprintf=yes
AC_DEFINE(HAVE_PTS_VSNPRINTF)
AC_DEFINE(HAVE_PTS_VSNPRINTF_OLD)
elif test x"$ac_cv_pts_have_vsnprintf" = xc99; then
ac_cv_pts_have_vsnprintf=yes
AC_DEFINE(HAVE_PTS_VSNPRINTF)
AC_DEFINE(HAVE_PTS_VSNPRINTF_C99)
else
ac_cv_pts_have_vsnprintf=no
ac_cv_pts_vsnprintf=no
fi
])
dnl by pts@fazekas.hu at Sun Mar 31 17:26:01 CEST 2002
AC_DEFUN([AC_PTS_HAVE_ERRNO_DECL], [
AC_CACHE_CHECK([for errno in errno.h],ac_cv_pts_errno_decl, [
AC_TRY_COMPILE([#include <errno.h>],[int i = errno],
ac_cv_pts_errno_decl=yes,ac_cv_pts_have_errno_decl=no)])
if test x"$ac_cv_pts_errno_decl" = x"yes"; then
AC_DEFINE(HAVE_ERRNO_DECL, 1, [ ])
fi
])
dnl by pts@fazekas.hu at Sun Mar 31 22:19:16 CEST 2002
dnl modeled after Autoconf internal AC_EGREP_CPP
dnl AC_PTS_SED_EGREP_CPP(SED-PATTERN, EGREP-PATTERN, PROGRAM, [ACTION-IF-FOUND [,
dnl ACTION-IF-NOT-FOUND]])
AC_DEFUN(AC_PTS_SED_EGREP_CPP,
[AC_REQUIRE_CPP()dnl
cat > conftest.$ac_ext <<EOF
[#]line __oline__ "configure"
#include "confdefs.h"
[$3]
EOF
dnl eval is necessary to expand ac_cpp.
dnl Ultrix and Pyramid sh refuse to redirect output of eval, so use subshell.
if (eval "$ac_cpp conftest.$ac_ext") 2>&AC_FD_CC |
dnl Prevent m4 from eating regexp character classes:
changequote(, )dnl
sed -n '$1' | egrep '$2' >/dev/null 2>&1; then
changequote([, ])dnl
ifelse([$4], , :, [rm -rf conftest*
$4])
ifelse([$5], , , [else
rm -rf conftest*
$5
])dnl
fi
rm -f conftest*
])
dnl by pts@fazekas.hu at Sun Mar 31 22:23:48 CEST 2002
dnl Digital UNIX OSF/1 has it in _some_ cases.
AC_DEFUN([AC_PTS_HAVE_GETSOCKNAME_SIZE_T], [
AC_CACHE_CHECK(whether getsockname accepts size_t, ac_cv_pts_have_getsockname_size_t, [
AC_PTS_SED_EGREP_CPP([/getsockname/,/)/p], [size_t],
[#include <sys/socket.h>],
[ac_cv_pts_have_getsockname_size_t=yes],
[ac_cv_pts_have_getsockname_size_t=no]
)
])
if test x"$ac_cv_pts_have_getsockname_size_t" = xyes; then
AC_DEFINE(HAVE_PTS_GETSOCKNAME_SIZE_T)
fi
])
dnl by pts@fazekas.hu at Sun Mar 31 22:23:48 CEST 2002
dnl Digital UNIX OSF/1 has it.
AC_DEFUN([AC_PTS_HAVE_GETSOCKNAME_SOCKLEN_T], [
AC_CACHE_CHECK(whether getsockname accepts socklen_t, ac_cv_pts_have_getsockname_socklen_t, [
AC_PTS_SED_EGREP_CPP([/getsockname/,/)/p], [socklen_t],
[#include <sys/socket.h>],
[ac_cv_pts_have_getsockname_socklen_t=yes],
[ac_cv_pts_have_getsockname_socklen_t=no]
)
])
if test x"$ac_cv_pts_have_getsockname_socklen_t" = xyes; then
AC_DEFINE(HAVE_PTS_GETSOCKNAME_SOCKLEN_T)
fi
])
dnl by pts@fazekas.hu at Sun Mar 31 23:50:05 CEST 2002
dnl Digital UNIX OSF/1 has it.
AC_DEFUN([AC_PTS_ENABLE_DEBUG], [
AC_MSG_CHECKING([for --enable-debug])
AC_SUBST(ENABLE_DEBUG)
AC_ARG_ENABLE(debug,
[ --enable-debug[=val] val: no, assert(default), yes, checker],
[], [])
ENABLE_DEBUG="$enable_debug"
if test x"$enable_debug" = xno; then
AC_MSG_RESULT(no)
elif test x"$enable_debug" = x || test x"$enable_debug" = xassert; then
AC_MSG_RESULT(assert)
ENABLE_DEBUG=assert
elif test x"$enable_debug" = xyes; then
AC_MSG_RESULT(yes)
elif test x"$enable_debug" = xchecker; then
AC_MSG_RESULT(checker)
else
AC_MSG_RESULT("?? $enable_debug")
AC_MSG_ERROR(Invalid --enable--debug option specified.)
fi
])
dnl by pts@fazekas.hu at Thu Apr 4 13:25:20 CEST 2002
dnl Keeps conftest*
AC_DEFUN(AC_PTS_TRY_COMPILE_NORM,
[cat > conftest.$ac_ext <<EOF
dnl vvv Dat: breaks newer autoconfs :-(
dnl ifelse(AC_LANG, [FORTRAN77],
ifelse(not_AC_LANG, [FORTRAN77],
[ program main
[$2]
end],
[dnl This sometimes fails to find confdefs.h, for some reason.
dnl [#]line __oline__ "[$]0"
[#]line __oline__ "configure"
#include "confdefs.h"
[$1]
int main() {
[$2]
; return 0; }
])EOF
if AC_TRY_EVAL(ac_compile); then
ifelse([$3], , :, [
$3])
else
echo "configure: failed program was:" >&AC_FD_CC
cat conftest.$ac_ext >&AC_FD_CC
ifelse([$4], , , [
$4
])dnl
fi
rm -f conftest*])
dnl by pts@fazekas.hu at Thu Apr 4 13:00:08 CEST 2002
dnl Checks whether `gcc' can link C++ programs (and thus libstdc++ is
dnl avoided).
AC_DEFUN([AC_PTS_GCC_LINKS_CXX], [
AC_REQUIRE([AC_LANG_CPLUSPLUS])
AC_REQUIRE([AC_PROG_CXX])