From 0828ac5acc205a5bcc8bbd66f5b67199b94db218 Mon Sep 17 00:00:00 2001 From: Alexandre Duret-Lutz Date: Sun, 12 Aug 2001 12:35:50 +0000 Subject: * tests/semantics.at (AC_C_BIGENDIAN): New test. --- ChangeLog | 4 ++++ tests/semantics.at | 39 +++++++++++++++++++++++++++++++++++++++ 2 files changed, 43 insertions(+) diff --git a/ChangeLog b/ChangeLog index 1ba765d8..8f102ab4 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,7 @@ +2001-08-12 Alexandre Duret-Lutz + + * tests/semantics.at (AC_C_BIGENDIAN): New test. + 2001-08-11 Alexandre Duret-Lutz * lib/autoconf/c.m4 (AC_C_BIGENDIAN): Handle ACTION-IF-TRUE, diff --git a/tests/semantics.at b/tests/semantics.at index ed48804f..c799cffc 100644 --- a/tests/semantics.at +++ b/tests/semantics.at @@ -307,6 +307,45 @@ AT_CHECK_CONFIGURE AT_CLEANUP(path) +# -------------- # +# AC_C_BIGENDIAN # +# -------------- # + +AT_SETUP(AC_C_BIGENDIAN) + +# Make sure that AC_C_BIGENDIAN behave the same whether we are +# cross-compiling or not. Actually, the tests are differents in both +# case, and the cross-compiling case is allowed to fail (BTW, it might +# be interesting to replace [:] by [touch at-uendian] to cach systems for +# which AC_C_BIGENDIAN does fail, just to know if such a system +# exists.) + +# The following is an manually-expansed call to _AT_CHECK_AC_MACRO +# with the call to AC_CHECK_ENV removed. We don't want AC_CHECK_ENV +# because we are creating a new file (at-bendian or at-lendian) +# as a side effect of AT_CHECK_CONFIGURE. +AT_CONFIGURE_AC([AC_C_BIGENDIAN([touch at-bendian],[touch at-lendian],[:])]) +AT_CHECK_AUTOCONF +AT_CHECK_AUTOHEADER +AT_CHECK_CONFIGURE + +rm -f config.hin # So that next run of autoheader is quiet. +# The last run of AC_CHECK_CONFIGURE has created at-bendian or at-lendian. +# Now we'll perform the same in cross-compiling mode, and make sure +# that no new file is created (if a new file is created it means +# AC_C_BIGENDIAN computed a different result). Checking for a new +# file is done using AC_CHECK_ENV which is called by _AT_CHECK_AC_MACRO. +_AT_CHECK_AC_MACRO( + [cross_compiling=yes + AC_C_BIGENDIAN([touch at-bendian],[touch at-lendian],[:])]) + + +# Make sure AC_C_BIGENDIAN with no argument will define WORDS_BIGENDIAN +AT_CONFIGURE_AC([AC_C_BIGENDIAN]) +AT_CHECK_AUTOHEADER +AT_CHECK([grep WORDS_BIGENDIAN config.hin], [], [ignore]) + +AT_CLEANUP(at-bendian at-lendian) # ------------------------------ # # AC_PATH_PROG & AC_PATH_PROGS. # -- cgit v1.2.1