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Added a configure test for "long long" datatypes. So far this is only used in ecpg and replaces the old test that was kind of hackish.

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This commit is contained in:
Michael Meskes
2010-05-25 14:32:55 +00:00
parent f4e9436026
commit 555a02f910
7 changed files with 85 additions and 15 deletions
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18
config/c-compiler.m4
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@ -1,5 +1,5 @@
# Macros to detect C compiler features
# $PostgreSQL: pgsql/config/c-compiler.m4,v 1.20 2010/02/13 02:34:08 tgl Exp $
# $PostgreSQL: pgsql/config/c-compiler.m4,v 1.21 2010/05/25 14:32:55 meskes Exp $
# PGAC_C_SIGNED
@ -155,3 +155,19 @@ AC_RUN_IFELSE([AC_LANG_PROGRAM([extern void $2 (); void (*fptr) () = $2;],[])],
[LDFLAGS="$pgac_save_LDFLAGS"
AC_MSG_RESULT(assuming no)])
])# PGAC_PROG_CC_LDFLAGS_OPT
# PGAC_C_LONG_LONG
# ----------------
# Check if the C compiler understands long long type.
AC_DEFUN([PGAC_C_LONG_LONG],
[AC_CACHE_CHECK(for long long type, pgac_cv_c_long_long,
[AC_TRY_COMPILE([],
[long long l;],
[pgac_cv_c_long_long=yes],
[pgac_cv_c_long_long=no])])
if test x"$pgac_cv_c_long_long" = xyes ; then
AC_DEFINE(HAVE_LONG_LONG, 1, [Define to 1 if the C compiler does understand long long type.])
fi])# PGAC_C_LONG_LONG