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| author | Roland McGrath <roland@gnu.org> | 2005-11-08 01:21:32 +0000 |
|---|---|---|
| committer | Roland McGrath <roland@gnu.org> | 2005-11-08 01:21:32 +0000 |
| commit | 2ceaa76abd0414f8d935bdf3b7a6218dc20f2f4e (patch) | |
| tree | b901e42e4e4d03fdfbb80b72f6fc9ca323e28441 /configure.in | |
| parent | 2182b1ea1796c09a90a996f01bbc48760a177b72 (diff) | |
| download | glibc-2ceaa76abd0414f8d935bdf3b7a6218dc20f2f4e.tar.gz | |
* configure.in: Grok --with-cpu=CPU option. If given, search for
sysdeps/.../machine/CPU subdirs, and give error if none are found.
* configure: Regenerated.
* config.make.in (with-cpu): New substituted variable.
* Makeconfig (+cflags): Add -mcpu=$(with-cpu) if set.
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/configure.in b/configure.in index f283c3f7fe..ba7ca30b2f 100644 --- a/configure.in +++ b/configure.in @@ -332,6 +332,17 @@ case "$machine-$host_os" in ;; esac +submachine= +AC_ARG_WITH([cpu], + AS_HELP_STRING([--with-cpu=CPU], [select code for CPU variant]), + [dnl + case "$withval" in + yes|'') AC_MSG_ERROR([--with-cpu requires an argument]) ;; + no) ;; + *) submachine="$withval" ;; + esac +]) + # An add-on can set this when it the tuple to disable the sanity check below. libc_config_ok=no @@ -551,7 +562,7 @@ done # For sparc/sparc32, try sparc/sparc32 and then sparc. mach= -tail=$machine +tail=$machine${submachine:+/$submachine} while m=`echo $tail | sed 's@^\(.*\)/\([^/]*\)$@& \1@'`; test -n "$m"; do set $m # Prepend the machine's FPU directory unless --without-fp. @@ -619,6 +630,10 @@ fi if test -z "$machine_used" && test "$machine" != none; then AC_MSG_ERROR(The $machine is not supported.) fi +if test -z "$submachine_used" && test -n "$submachine"; then + AC_MSG_ERROR(The $submachine subspecies of $host_cpu is not supported.) +fi +AC_SUBST(submachine) # We have now validated the configuration. |