diff options
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 56 |
1 files changed, 53 insertions, 3 deletions
diff --git a/configure.in b/configure.in index 2343f74..4d7a77e 100644 --- a/configure.in +++ b/configure.in @@ -32,6 +32,7 @@ if test -f /usr/lib/NextStep/software_version; then fi fi + # Set name for machine-dependent library files AC_SUBST(MACHDEP) AC_MSG_CHECKING(MACHDEP) @@ -53,8 +54,44 @@ then '') MACHDEP="unknown";; esac fi + +# +# SGI compilers allow the specification of the both the ABI and the +# ISA on the command line. Depending on the values of these switches, +# different and often incompatable code will be generated. +# +# The SGI_ABI variable can be used to modify the CC and LDFLAGS and +# thus supply support for various ABI/ISA combinations. The MACHDEP +# variable is also adjusted. +# +AC_SUBST(SGI_ABI) +if test ! -z "$SGI_ABI" +then + CC="cc $SGI_ABI" + LDFLAGS="$SGI_ABI $LDFLAGS" + MACHDEP=`echo "${MACHDEP}${SGI_ABI}" | sed 's/ *//g'` +fi AC_MSG_RESULT($MACHDEP) +# +# CCC is the command that compiles C++ programs +# +# Not all make programs have this predefined. +# +AC_SUBST(SET_CCC) +AC_MSG_CHECKING(CCC) +if test -z "$CCC" +then + case $ac_sys_system in + IRIX*) SET_CCC="CCC= CC ${SGI_ABI}";; + *) SET_CCC="" + esac +else + SET_CCC="CCC= ${CCC}" +fi +AC_MSG_RESULT($SET_CCC) + + # checks for alternative programs AC_MSG_CHECKING(for --without-gcc) AC_ARG_WITH(gcc, [--without-gcc never use gcc], [ @@ -153,6 +190,19 @@ AC_TRY_RUN([int main() { return 0; }], CC="$ac_save_cc"]) AC_MSG_RESULT($ac_cv_olimit_ok) if test $ac_cv_olimit_ok = yes; then + OPT="$OPT -OPT:Olimit=0" +fi + +AC_MSG_CHECKING(whether $CC accepts -OPT:Olimit=0) +AC_CACHE_VAL(ac_cv_opt_olimit_ok, +[ac_save_cc="$CC" +CC="$CC -OPT:Olimit=0" +AC_TRY_RUN([int main() { return 0; }], + ac_cv_opt_olimit_ok=yes, + ac_cv_opt_olimit_ok=no) +CC="$ac_save_cc"]) +AC_MSG_RESULT($ac_cv_opt_olimit_ok) +if test $ac_cv_olimit_ok = yes; then OPT="$OPT -Olimit 1500" fi @@ -221,7 +271,7 @@ then case $ac_sys_system/$ac_sys_release in AIX*) LDSHARED="\$(srcdir)/ld_so_aix \$(CC)";; IRIX/5*) LDSHARED="ld -shared";; - IRIX*/6*) LDSHARED="ld $SGI_ABI -shared -all"; OPT="$OPT $SGI_ABI";; + IRIX*/6*) LDSHARED="ld ${SGI_ABI} -shared -all";; SunOS/4*) LDSHARED="ld";; SunOS/5*) LDSHARED="ld -G";; hp*|HP*) LDSHARED="ld -b";; @@ -248,7 +298,7 @@ then Linux*) CCSHARED="-fpic";; FreeBSD*) CCSHARED="-fpic";; SCO_SV*) CCSHARED="-KPIC -dy -Bdynamic";; - IRIX*/6*) CCSHARED="$SGI_ABI -all";; + IRIX*/6*) CCSHARED="-all";; esac fi AC_MSG_RESULT($CCSHARED) @@ -264,7 +314,7 @@ then Linux*) LINKFORSHARED="-rdynamic";; next/*) LINKFORSHARED="-u libsys_s";; SCO_SV*) LINKFORSHARED="-Bdynamic -dy -Wl,-Bexport";; - IRIX*/6*) LINKFORSHARED="$SGI_ABI -all";; + IRIX*/6*) LINKFORSHARED="-all";; esac fi AC_MSG_RESULT($LINKFORSHARED) |