# configure.target # This shell script handles all target based configuration for libstdc++. # It sets various shell variables based on the the target and the # configuration options. You can modify this shell script without # needing to rerun autoconf. # This shell script should be invoked as # . configure.target # If it encounters an error, it will exit with a message. # It uses the following shell variables: # target The configuration target # target_cpu The configuration target CPU # target_os The configuration target OS # It possibly modifies the following shell variables: # cpu_include_dir CPU-specific include directory, relative to srcdir # os_include_dir OS-specific include directory, relative to srcdir # Set any CPU dependent compiler flags. # THIS TABLE IS SORTED. KEEP IT THAT WAY. case "${target_cpu}" in alpha*) cpu_include_dir="config/cpu/alpha" ;; arm*) cpu_include_dir="config/cpu/arm" ;; cris) cpu_include_dir="config/cpu/cris" ;; ia64) cpu_include_dir="config/cpu/ia64" ;; i386) cpu_include_dir="config/cpu/i386" ;; i486 | i586 | i686 | i786) cpu_include_dir="config/cpu/i486" ;; m68k | m680[246]0) cpu_include_dir="config/cpu/m68k" ;; powerpc | rs6000) cpu_include_dir="config/cpu/powerpc" ;; s390 | s390x) cpu_include_dir="config/cpu/s390" ;; sparc64 | ultrasparc) cpu_include_dir="config/cpu/sparc/sparc64" ;; sparc*) cpu_include_dir="config/cpu/sparc/sparc32" ;; x86_64*) cpu_include_dir="config/cpu/x86-64" ;; *) cpu_include_dir="config/cpu/generic" ;; esac # Set any OS dependent compiler flags. # THIS TABLE IS SORTED. KEEP IT THAT WAY. case "${target_os}" in aix4.[3456789]* | aix[56789]*) os_include_dir="config/os/aix" OPT_LDFLAGS="-Wl,-G" ;; bsd* | freebsd* ) os_include_dir="config/os/bsd/freebsd" ;; cygwin*) os_include_dir="config/os/newlib" ;; # APPLE LOCAL darwin native darwin* ) os_include_dir="config/os/bsd/darwin" enable_cxx_flags="-DAPPLE_KEYMGR $enable_cxx_flags" ;; *djgpp*) os_include_dir="config/os/djgpp" ;; linux* | gnu*) os_include_dir="config/os/gnu-linux" ;; irix[1-6] | irix[1-5].* | irix6.[0-4]) # This is known to work on at least IRIX 5.2 and 6.3. os_include_dir="config/os/irix/irix5.2" ;; irix6.5) os_include_dir="config/os/irix/irix6.5" ;; mingw32*) os_include_dir="config/os/mingw32" ;; netbsd*) os_include_dir="config/os/bsd/netbsd" ;; solaris2.5*) os_include_dir="config/os/solaris/solaris2.5" ;; solaris2.6*) os_include_dir="config/os/solaris/solaris2.6" ;; solaris2.7* | solaris2.8*) os_include_dir="config/os/solaris/solaris2.7" ;; hpux*) os_include_dir="config/os/hpux" ;; *) os_include_dir="config/os/generic" ;; esac # Set any flags dependent on the full target triplet. # THIS TABLE IS SORTED. KEEP IT THAT WAY. case "${target}" in *-*-aix[456789]*) # We set os_include_dir to config/os/aix only on AIX 4.3 and # newer, but config/os/aix/bits/atomicity.h works on earlier # versions of AIX 4.*, so we explicitly duplicate the directory # here, because os_include_dir. ATOMICITYH=config/os/aix ;; *-*-aix*) ATOMICITYH=config/cpu/generic ;; *-*-irix*) ATOMICITYH=$os_include_dir ;; mcore-*-pe*) # The EPOC C++ environment does not support exceptions. if test -z "$enable_cxx_flags"; then enable_cxx_flags="-frtti -fno-exceptions" fi ATOMICITYH=$cpu_include_dir ;; *) ATOMICITYH=$cpu_include_dir ;; esac # Set CPULIMITSH to the directory where the configuration-dependent # cpu_limits.h can be found. # THIS TABLE IS SORTED. KEEP IT THAT WAY. case "${target}" in *-*-hpux*) CPULIMITSH=config/os/hpux ;; alpha*-*-*osf5*) CPULIMITSH=config/os/osf/osf5.0 ;; alpha*-*-*) CPULIMITSH=config/cpu/alpha ;; cris-*-*) CPULIMITSH=config/cpu/cris ;; ia64-*-*) CPULIMITSH=config/cpu/ia64 ;; i?86-*-*) CPULIMITSH=config/cpu/i386 ;; m68k-*-* | m680[246]0-*-*) CPULIMITSH=config/cpu/m68k ;; powerpc-*-*) CPULIMITSH=config/cpu/powerpc ;; s390-*-* | s390x-*-*) CPULIMITSH=config/cpu/s390 ;; x86_64-*-*) CPULIMITSH=config/cpu/x86-64 ;; *) CPULIMITSH=config/cpu/generic ;; esac