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author | Jeff Johnston <jjohnstn@redhat.com> | 2002-04-16 19:10:48 +0000 |
---|---|---|
committer | Jeff Johnston <jjohnstn@redhat.com> | 2002-04-16 19:10:48 +0000 |
commit | dad32754b99f5950c815fa86ad8c149c7a0ca2d0 (patch) | |
tree | f3b1dbb8e45f97e2266333781d02b83bac9c9b92 | |
parent | 284dfa2a428c71af586ff96bdebf8c7532b82149 (diff) | |
download | newlib-dad32754b99f5950c815fa86ad8c149c7a0ca2d0.zip newlib-dad32754b99f5950c815fa86ad8c149c7a0ca2d0.tar.gz newlib-dad32754b99f5950c815fa86ad8c149c7a0ca2d0.tar.bz2 |
2002-04-16 Jeff Johnston <jjohnstn@redhat.com>
* m68k/configure.in: Change to use LIB_AC_PROG_CC instead
of AC_PROG_CC to avoid building an executable in configuration.
* m68k/configure: Regenerated.
-rw-r--r-- | libgloss/ChangeLog | 6 | ||||
-rwxr-xr-x | libgloss/m68k/configure | 132 | ||||
-rw-r--r-- | libgloss/m68k/configure.in | 41 |
3 files changed, 72 insertions, 107 deletions
diff --git a/libgloss/ChangeLog b/libgloss/ChangeLog index 13f7b92..57b3f32 100644 --- a/libgloss/ChangeLog +++ b/libgloss/ChangeLog @@ -1,3 +1,9 @@ +2002-04-16 Jeff Johnston <jjohnstn@redhat.com> + + * m68k/configure.in: Change to use LIB_AC_PROG_CC instead + of AC_PROG_CC to avoid building an executable in configuration. + * m68k/configure: Regenerated. + 2002-04-15 Hans-Peter Nilsson <hp@bitrange.com> * d30v/syscalls.c: #include <time.h>. Don't use multi-line diff --git a/libgloss/m68k/configure b/libgloss/m68k/configure index 36af25e..1fbf8c8 100755 --- a/libgloss/m68k/configure +++ b/libgloss/m68k/configure @@ -740,10 +740,18 @@ test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL_PROGRAM}' test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644' +# FIXME: We temporarily define our own version of AC_PROG_CC. This is +# copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS. We +# are probably using a cross compiler, which will not be able to fully +# link an executable. This should really be fixed in autoconf +# itself. + + + # Extract the first word of "gcc", so it can be a program name with args. set dummy gcc; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:747: checking for $ac_word" >&5 +echo "configure:755: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -773,7 +781,7 @@ if test -z "$CC"; then # Extract the first word of "cc", so it can be a program name with args. set dummy cc; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:777: checking for $ac_word" >&5 +echo "configure:785: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -818,92 +826,11 @@ else echo "$ac_t""no" 1>&6 fi - if test -z "$CC"; then - case "`uname -s`" in - *win32* | *WIN32*) - # Extract the first word of "cl", so it can be a program name with args. -set dummy cl; ac_word=$2 -echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:828: checking for $ac_word" >&5 -if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then - echo $ac_n "(cached) $ac_c" 1>&6 -else - if test -n "$CC"; then - ac_cv_prog_CC="$CC" # Let the user override the test. -else - IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" - ac_dummy="$PATH" - for ac_dir in $ac_dummy; do - test -z "$ac_dir" && ac_dir=. - if test -f $ac_dir/$ac_word; then - ac_cv_prog_CC="cl" - break - fi - done - IFS="$ac_save_ifs" -fi -fi -CC="$ac_cv_prog_CC" -if test -n "$CC"; then - echo "$ac_t""$CC" 1>&6 -else - echo "$ac_t""no" 1>&6 -fi - ;; - esac - fi test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; } fi -echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6 -echo "configure:860: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5 - -ac_ext=c -# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options. -ac_cpp='$CPP $CPPFLAGS' -ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5' -ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5' -cross_compiling=$ac_cv_prog_cc_cross - -cat > conftest.$ac_ext << EOF - -#line 871 "configure" -#include "confdefs.h" - -main(){return(0);} -EOF -if { (eval echo configure:876: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then - ac_cv_prog_cc_works=yes - # If we can't run a trivial program, we are probably using a cross compiler. - if (./conftest; exit) 2>/dev/null; then - ac_cv_prog_cc_cross=no - else - ac_cv_prog_cc_cross=yes - fi -else - echo "configure: failed program was:" >&5 - cat conftest.$ac_ext >&5 - ac_cv_prog_cc_works=no -fi -rm -fr conftest* -ac_ext=c -# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options. -ac_cpp='$CPP $CPPFLAGS' -ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5' -ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5' -cross_compiling=$ac_cv_prog_cc_cross - -echo "$ac_t""$ac_cv_prog_cc_works" 1>&6 -if test $ac_cv_prog_cc_works = no; then - { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; } -fi -echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6 -echo "configure:902: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5 -echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6 -cross_compiling=$ac_cv_prog_cc_cross - echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6 -echo "configure:907: checking whether we are using GNU C" >&5 +echo "configure:834: checking whether we are using GNU C" >&5 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -912,7 +839,7 @@ else yes; #endif EOF -if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:916: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then +if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:843: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then ac_cv_prog_gcc=yes else ac_cv_prog_gcc=no @@ -923,15 +850,11 @@ echo "$ac_t""$ac_cv_prog_gcc" 1>&6 if test $ac_cv_prog_gcc = yes; then GCC=yes -else - GCC= -fi - -ac_test_CFLAGS="${CFLAGS+set}" -ac_save_CFLAGS="$CFLAGS" -CFLAGS= -echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6 -echo "configure:935: checking whether ${CC-cc} accepts -g" >&5 + ac_test_CFLAGS="${CFLAGS+set}" + ac_save_CFLAGS="$CFLAGS" + CFLAGS= + echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6 +echo "configure:858: checking whether ${CC-cc} accepts -g" >&5 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -946,22 +869,19 @@ rm -f conftest* fi echo "$ac_t""$ac_cv_prog_cc_g" 1>&6 -if test "$ac_test_CFLAGS" = set; then - CFLAGS="$ac_save_CFLAGS" -elif test $ac_cv_prog_cc_g = yes; then - if test "$GCC" = yes; then + if test "$ac_test_CFLAGS" = set; then + CFLAGS="$ac_save_CFLAGS" + elif test $ac_cv_prog_cc_g = yes; then CFLAGS="-g -O2" else - CFLAGS="-g" - fi -else - if test "$GCC" = yes; then CFLAGS="-O2" - else - CFLAGS= fi +else + GCC= + test "${CFLAGS+set}" = set || CFLAGS="-g" fi + AS=${AS-as} AR=${AR-ar} @@ -971,7 +891,7 @@ LD=${LD-ld} # Extract the first word of "ranlib", so it can be a program name with args. set dummy ranlib; ac_word=$2 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6 -echo "configure:975: checking for $ac_word" >&5 +echo "configure:895: checking for $ac_word" >&5 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else @@ -1191,7 +1111,7 @@ cat >> $CONFIG_STATUS <<\EOF # Split the substitutions into bite-sized pieces for seds with # small command number limits, like on Digital OSF/1 and HP-UX. -ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script. +ac_max_sed_cmds=60 # Maximum number of lines to put in a sed script. ac_file=1 # Number of current file. ac_beg=1 # First line for current file. ac_end=$ac_max_sed_cmds # Line after last line for current file. diff --git a/libgloss/m68k/configure.in b/libgloss/m68k/configure.in index 1770226..6cb89ca 100644 --- a/libgloss/m68k/configure.in +++ b/libgloss/m68k/configure.in @@ -34,7 +34,46 @@ AC_ARG_PROGRAM AC_PROG_INSTALL -AC_PROG_CC +# FIXME: We temporarily define our own version of AC_PROG_CC. This is +# copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS. We +# are probably using a cross compiler, which will not be able to fully +# link an executable. This should really be fixed in autoconf +# itself. + +AC_DEFUN(LIB_AC_PROG_CC, +[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_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="$CFLAGS" + CFLAGS= + AC_PROG_CC_G + if test "$ac_test_CFLAGS" = set; then + CFLAGS="$ac_save_CFLAGS" + elif test $ac_cv_prog_cc_g = yes; then + CFLAGS="-g -O2" + else + CFLAGS="-O2" + fi +else + GCC= + test "${CFLAGS+set}" = set || CFLAGS="-g" +fi +]) + +LIB_AC_PROG_CC + AS=${AS-as} AC_SUBST(AS) AR=${AR-ar} |