changed to use AX_CHECK_NUMVALOF to find the value of PATH_MAX

This commit is contained in:
hyung-hwan 2018-01-17 06:06:11 +00:00
parent 8ce346e1ed
commit db55393050
3 changed files with 43 additions and 50 deletions

66
qse/configure vendored
View File

@ -21043,37 +21043,6 @@ fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for PATH_MAX" >&5
$as_echo_n "checking for PATH_MAX... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <limits.h>
int
main ()
{
;;;;;;;;;;
PATH_MAX
;
return 0;
}
_ACEOF
qse_cv_path_max="`$ac_cv_prog_CPP conftest.c | awk '/;;;;;;;;;;/ { start=1 } /^(0|1|2|3|4|5|6|7|8|9)(0|1|2|3|4|5|6|7|8|9)*/ { if (start == 1) { print $0; start++; } }'`"
if test "x${qse_cv_path_max}" = "x"
then
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: not defined" >&5
$as_echo "not defined" >&6; }
else
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: ${qse_cv_path_max}" >&5
$as_echo "${qse_cv_path_max}" >&6; }
cat >>confdefs.h <<_ACEOF
#define QSE_PATH_MAX ${qse_cv_path_max}
_ACEOF
fi
# The cast to long int works around a bug in the HP C Compiler
# version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
# declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
@ -21917,6 +21886,33 @@ _ACEOF
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking numeric value of PATH_MAX" >&5
$as_echo_n "checking numeric value of PATH_MAX... " >&6; }
if ${ax_cv_numvalof_PATH_MAX+:} false; then :
$as_echo_n "(cached) " >&6
else
if ac_fn_c_compute_int "$LINENO" "(PATH_MAX)" "ax_cv_numvalof_PATH_MAX" "#include <limits.h>
"; then :
else
ax_cv_numvalof_PATH_MAX=0
fi
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ax_cv_numvalof_PATH_MAX" >&5
$as_echo "$ax_cv_numvalof_PATH_MAX" >&6; }
cat >>confdefs.h <<_ACEOF
#define NUMVALOF_PATH_MAX $ax_cv_numvalof_PATH_MAX
_ACEOF
if test "x${platform_win32}" = "xyes"
then
# The cast to long int works around a bug in the HP C Compiler
@ -22971,6 +22967,14 @@ cat >>confdefs.h <<_ACEOF
#define QSE_MBLEN_MAX ${ax_cv_numvalof_MB_LEN_MAX}
_ACEOF
if test ${ax_cv_numvalof_PATH_MAX} -gt 0
then
cat >>confdefs.h <<_ACEOF
#define QSE_PATH_MAX ${ax_cv_numvalof_PATH_MAX}
_ACEOF
fi
cat >>confdefs.h <<_ACEOF

View File

@ -380,25 +380,6 @@ AC_TRY_LINK(
[AC_MSG_RESULT(no)]
)
dnl check the defined value of PATH_MAX in limits.h.
dnl look for a numeric value of 2 or more digits after preprocessing.
AC_MSG_CHECKING([for PATH_MAX])
AC_LANG_CONFTEST([
AC_LANG_PROGRAM(
[#include <limits.h>],
[;;;;;;;;;;
PATH_MAX])
])
qse_cv_path_max="`$ac_cv_prog_CPP conftest.c | awk '/;;;;;;;;;;/ { start=1 } /^(0|1|2|3|4|5|6|7|8|9)(0|1|2|3|4|5|6|7|8|9)*/ { if (start == 1) { print $0; start++; } }'`"
if test "x${qse_cv_path_max}" = "x"
then
dnl either not defined or defined to a non-numeric value
AC_MSG_RESULT(not defined)
else
AC_MSG_RESULT(${qse_cv_path_max})
AC_DEFINE_UNQUOTED(QSE_PATH_MAX, ${qse_cv_path_max}, [PATH_MAX])
fi
dnl check the size of primitive data types
AC_CHECK_SIZEOF(char,,[[]])
AC_CHECK_SIZEOF(short,,[[]])
@ -428,6 +409,7 @@ AC_CHECK_SIZEOF(off64_t)
AC_CHECK_SIZEOF(mbstate_t,,[#include <wchar.h>])
AX_CHECK_NUMVALOF(MB_LEN_MAX,[32],[#include <limits.h>])
AX_CHECK_NUMVALOF(PATH_MAX,[0],[#include <limits.h>])
if test "x${platform_win32}" = "xyes"
then
@ -641,6 +623,10 @@ AC_DEFINE_UNQUOTED(QSE_SIZEOF_OFF64_T, ${ac_cv_sizeof_off64_t}, [sizeof(off64_t)
AC_DEFINE_UNQUOTED(QSE_SIZEOF_MBSTATE_T, ${ac_cv_sizeof_mbstate_t}, [sizeof(mbstate_t)])
AC_DEFINE_UNQUOTED(QSE_MBLEN_MAX, ${ax_cv_numvalof_MB_LEN_MAX}, [MB_LEN_MAX])
if test ${ax_cv_numvalof_PATH_MAX} -gt 0
then
AC_DEFINE_UNQUOTED(QSE_PATH_MAX, ${ax_cv_numvalof_PATH_MAX}, [PATH_MAX])
fi
AC_DEFINE_UNQUOTED(QSE_SIZEOF_STRUCT_SOCKADDR_IN, ${ac_cv_sizeof_struct_sockaddr_in}, [sizeof(struct sockaddr_in)])
AC_DEFINE_UNQUOTED(QSE_SIZEOF_STRUCT_SOCKADDR_IN6, ${ac_cv_sizeof_struct_sockaddr_in6}, [sizeof(struct sockaddr_in6)])

View File

@ -869,6 +869,9 @@
/* The size of `MB_LEN_MAX', as computed by valueof. */
#undef NUMVALOF_MB_LEN_MAX
/* The size of `PATH_MAX', as computed by valueof. */
#undef NUMVALOF_PATH_MAX
/* Name of package */
#undef PACKAGE