diff options
| author | Michael Meskes | 2010-05-25 14:32:55 +0000 |
|---|---|---|
| committer | Michael Meskes | 2010-05-25 14:32:55 +0000 |
| commit | 555a02f910490b94c48c1c479e9da2e4759ad25f (patch) | |
| tree | 1f5c981af6226bfcf9f373a4a18a74654fbeeba9 /config/c-compiler.m4 | |
| parent | f4e9436026455f7118de094696ca33e86555979e (diff) | |
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.
Diffstat (limited to 'config/c-compiler.m4')
| -rw-r--r-- | config/c-compiler.m4 | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/config/c-compiler.m4 b/config/c-compiler.m4 index 550f831a58..fb1c0c9f0a 100644 --- a/config/c-compiler.m4 +++ b/config/c-compiler.m4 @@ -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 + |