diff options
Diffstat (limited to 'aclocal.m4')
-rw-r--r-- | aclocal.m4 | 74 |
1 files changed, 2 insertions, 72 deletions
@@ -2,80 +2,10 @@ dnl These modifications are to allow for an empty cross compiler tree. dnl In the situation that cross-linking is impossible, the variable dnl `cross_linkable' will be substituted with "yes". -dnl -AC_DEFUN(AC_PROG_CC_LOCAL, -[AC_BEFORE([$0], [AC_PROG_CPP])dnl -AC_CHECK_PROG(CC, gcc, gcc) -if test -z "$CC"; then - AC_CHECK_PROG(CC, cc, cc, , , /usr/ucb/cc) - test -z "$CC" && AC_MSG_ERROR([no acceptable cc found in \$PATH]) -fi - -AC_PROG_CC_WORKS_LOCAL -AC_PROG_CC_GNU - -if test $ac_cv_prog_gcc = yes; then - GCC=yes -dnl Check whether -g works, even if CFLAGS is set, in case the package -dnl plays around with CFLAGS (such as to build both debugging and -dnl normal versions of a library), tasteless as that idea is. - ac_test_CFLAGS="${CFLAGS+set}" - ac_save_CFLAGS="$CFLAGS" - CFLAGS= -dnl AC_PROG_CC_G - if test "$ac_test_CFLAGS" = set; then - CFLAGS="$ac_save_CFLAGS" -dnl # This doesn't work on Linux (libc-4.5.26): Because of differences between -dnl # the shared and the static libraries there are less symbols available -dnl # without -g than with -g. It is therefore better to run the configuration -dnl # without -g and to add -g afterwards than the contrary. So don't add -dnl # -g to the CFLAGS now. -dnl elif test $ac_cv_prog_cc_g = yes; then -dnl CFLAGS="-g -O" - else -dnl CFLAGS="-O" - # Add "-O" to both the CC and CPP commands, to eliminate possible confusion - # that results from __OPTIMIZE__ being defined for CC but not CPP. -changequote(, )dnl - if echo "$CC " | grep ' -O[1-9 ]' > /dev/null 2>&1; then -changequote([, ])dnl - : # already optimizing - else - CC="$CC -O" - ac_cv_prog_CC="$CC" - fi - fi -else - GCC= -dnl # See above. -dnl test "${CFLAGS+set}" = set || CFLAGS="-g" -fi -]) - -AC_DEFUN(AC_PROG_CC_WORKS_LOCAL, -[AC_MSG_CHECKING([whether the C compiler ($CC $CFLAGS $LDFLAGS) works]) -AC_LANG_SAVE -AC_LANG_C -AC_TRY_COMPILER([main(){return(0);}], ac_cv_prog_cc_works, ac_cv_prog_cc_cross) -AC_LANG_RESTORE -AC_MSG_RESULT($ac_cv_prog_cc_works) -if test $ac_cv_prog_cc_works = no; then - cross_linkable=no - ac_cv_prog_cc_cross=yes - # AC_MSG_ERROR([installation or configuration problem: C compiler cannot create executables.]) -else - cross_linkable=yes -fi -AC_MSG_CHECKING([whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler]) -AC_MSG_RESULT($ac_cv_prog_cc_cross) -AC_SUBST(cross_linkable) -cross_compiling=$ac_cv_prog_cc_cross -]) - -AC_DEFUN(hurd_SYSTYPE, +AC_DEFUN([hurd_SYSTYPE], [AC_REQUIRE([AC_CANONICAL_HOST])dnl case "$host_cpu" in i[[3456]]86) systype=i386 ;; *) systype="$host_cpu" ;; esac -AC_SUBST(systype)]) +AC_SUBST([systype])]) |