diff options
Diffstat (limited to 'source3/compiler.m4')
| -rw-r--r-- | source3/compiler.m4 | 990 |
1 files changed, 990 insertions, 0 deletions
diff --git a/source3/compiler.m4 b/source3/compiler.m4 new file mode 100644 index 0000000000..32f87cbc78 --- /dev/null +++ b/source3/compiler.m4 @@ -0,0 +1,990 @@ +dnl @synopsis AX_CFLAGS_GCC_OPTION (optionflag [,[shellvar][,[A][,[NA]]]) +dnl +dnl AX_CFLAGS_GCC_OPTION(-fvomit-frame) would show a message as like +dnl "checking CFLAGS for gcc -fvomit-frame ... yes" and adds +dnl the optionflag to CFLAGS if it is understood. You can override +dnl the shellvar-default of CFLAGS of course. The order of arguments +dnl stems from the explicit macros like AX_CFLAGS_WARN_ALL. +dnl +dnl The cousin AX_CXXFLAGS_GCC_OPTION would check for an option to add +dnl to CXXFLAGS - and it uses the autoconf setup for C++ instead of C +dnl (since it is possible to use different compilers for C and C++). +dnl +dnl The macro is a lot simpler than any special AX_CFLAGS_* macro (or +dnl ac_cxx_rtti.m4 macro) but allows to check for arbitrary options. +dnl However, if you use this macro in a few places, it would be great +dnl if you would make up a new function-macro and submit it to the +dnl ac-archive. +dnl +dnl - $1 option-to-check-for : required ("-option" as non-value) +dnl - $2 shell-variable-to-add-to : CFLAGS (or CXXFLAGS in the other case) +dnl - $3 action-if-found : add value to shellvariable +dnl - $4 action-if-not-found : nothing +dnl +dnl note: in earlier versions, $1-$2 were swapped. We try to detect the +dnl situation and accept a $2=~/-/ as being the old option-to-check-for. +dnl +dnl also: there are other variants that emerged from the original macro +dnl variant which did just test an option to be possibly added. However, +dnl some compilers accept an option silently, or possibly for just +dnl another option that was not intended. Therefore, we have to do a +dnl generic test for a compiler family. For gcc we check "-pedantic" +dnl being accepted which is also understood by compilers who just want +dnl to be compatible with gcc even when not being made from gcc sources. +dnl +dnl see also: +dnl AX_CFLAGS_SUN_OPTION AX_CFLAGS_HPUX_OPTION +dnl AX_CFLAGS_AIX_OPTION AX_CFLAGS_IRIX_OPTION +dnl +dnl @, tested, experimental +dnl @version $Id: ax_cflags_gcc_option.m4,v 1.5 2003/11/29 08:13:25 guidod Exp $ +dnl @author Guido Draheim <guidod@gmx.de> +dnl http://ac-archive.sourceforge.net/C_Support/ax_cflags_gcc_option.html +dnl +AC_DEFUN([AX_CFLAGS_GCC_OPTION_OLD], [dnl +AS_VAR_PUSHDEF([FLAGS],[CFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cflags_gcc_option_$2])dnl +AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for gcc m4_ifval($2,$2,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_C + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "-pedantic % m4_ifval($2,$2,-option)" dnl GCC + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"]) + m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + + +dnl the only difference - the LANG selection... and the default FLAGS + +AC_DEFUN([AX_CXXFLAGS_GCC_OPTION_OLD], [dnl +AS_VAR_PUSHDEF([FLAGS],[CXXFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cxxflags_gcc_option_$2])dnl +AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for gcc m4_ifval($2,$2,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_CXX + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "-pedantic % m4_ifval($2,$2,-option)" dnl GCC + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"]) + m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +dnl ------------------------------------------------------------------------- + +AC_DEFUN([AX_CFLAGS_GCC_OPTION_NEW], [dnl +AS_VAR_PUSHDEF([FLAGS],[CFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cflags_gcc_option_$1])dnl +AC_CACHE_CHECK([m4_ifval($2,$2,FLAGS) for gcc m4_ifval($1,$1,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_C + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "-pedantic % m4_ifval($1,$1,-option)" dnl GCC + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($2,$2,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($2,$2,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR"]) + m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + + +dnl the only difference - the LANG selection... and the default FLAGS + +AC_DEFUN([AX_CXXFLAGS_GCC_OPTION_NEW], [dnl +AS_VAR_PUSHDEF([FLAGS],[CXXFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cxxflags_gcc_option_$1])dnl +AC_CACHE_CHECK([m4_ifval($2,$2,FLAGS) for gcc m4_ifval($1,$1,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_CXX + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "-pedantic % m4_ifval($1,$1,-option)" dnl GCC + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($2,$2,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($2,$2,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR"]) + m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +AC_DEFUN([AX_CFLAGS_GCC_OPTION],[ifelse(m4_bregexp([$2],[-]),-1, +[AX_CFLAGS_GCC_OPTION_NEW($@)],[AX_CFLAGS_GCC_OPTION_OLD($@)])]) + +AC_DEFUN([AX_CXXFLAGS_GCC_OPTION],[ifelse(m4_bregexp([$2],[-]),-1, +[AX_CXXFLAGS_GCC_OPTION_NEW($@)],[AX_CXXFLAGS_GCC_OPTION_OLD($@)])]) + + +dnl @synopsis AX_CFLAGS_AIX_OPTION (optionflag [,[shellvar][,[A][,[NA]]]) +dnl +dnl AX_CFLAGS_AIX_OPTION(-qubicle) would show a message as like +dnl "checking CFLAGS for aix/cc -qubicle ... yes" and adds +dnl the optionflag to CFLAGS if it is understood. You can override +dnl the shellvar-default of CFLAGS of course. The order of arguments +dnl stems from the explicit macros like AX_CFLAGS_WARN_ALL. +dnl +dnl The cousin AX_CXXFLAGS_AIX_OPTION would check for an option to add +dnl to CXXFLAGS - and it uses the autoconf setup for C++ instead of C +dnl (since it is possible to use different compilers for C and C++). +dnl +dnl The macro is a lot simpler than any special AX_CFLAGS_* macro (or +dnl ac_cxx_rtti.m4 macro) but allows to check for arbitrary options. +dnl However, if you use this macro in a few places, it would be great +dnl if you would make up a new function-macro and submit it to the +dnl ac-archive. +dnl - $1 option-to-check-for : required ("-option" as non-value) +dnl - $2 shell-variable-to-add-to : CFLAGS (or CXXFLAGS in the other case) +dnl - $3 action-if-found : add value to shellvariable +dnl - $4 action-if-not-found : nothing +dnl +dnl note: in earlier versions, $1-$2 were swapped. We try to detect the +dnl situation and accept a $2=~/-/ as being the old option-to-check-for. +dnl +dnl see also: AX_CFLAGS_GCC_OPTION for the widely used original variant. +dnl +dnl @, untested, experimental +dnl @version $Id: ax_cflags_aix_option.m4,v 1.1 2003/10/13 22:20:39 guidod Exp $ +dnl @author Guido Draheim <guidod@gmx.de> +dnl http://ac-archive.sourceforge.net/guidod/ax_cflags_aix_option.m4 +dnl +AC_DEFUN([AX_CFLAGS_AIX_OPTION_OLD], [dnl +AS_VAR_PUSHDEF([FLAGS],[CFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cflags_aix_option_$2])dnl +AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for aix/cc m4_ifval($2,$2,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_C + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "-qlanglvl=ansi -qsrcmsg % m4_ifval($2,$2,-option)" dnl AIX + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"]) + m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +dnl the only difference - the LANG selection... and the default FLAGS + +AC_DEFUN([AX_CXXFLAGS_AIX_OPTION_OLD], [dnl +AS_VAR_PUSHDEF([FLAGS],[CXXFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cxxflags_aix_option_$2])dnl +AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for aix/cc m4_ifval($2,$2,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_CXX + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "-qlanglvl=ansi -qsrcmsg % m4_ifval($2,$2,-option)" dnl AIX + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"]) + m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +dnl ------------------------------------------------------------------------ + +AC_DEFUN([AX_CFLAGS_AIX_OPTION_NEW], [dnl +AS_VAR_PUSHDEF([FLAGS],[CFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cflags_aix_option_$1])dnl +AC_CACHE_CHECK([m4_ifval($2,$2,FLAGS) for aix/cc m4_ifval($1,$1,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_C + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "-qlanglvl=ansi -qsrcmsg % m4_ifval($1,$1,-option)" dnl AIX + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($2,$2,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($2,$2,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR"]) + m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +dnl the only difference - the LANG selection... and the default FLAGS + +AC_DEFUN([AX_CXXFLAGS_AIX_OPTION_NEW], [dnl +AS_VAR_PUSHDEF([FLAGS],[CXXFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cxxflags_aix_option_$1])dnl +AC_CACHE_CHECK([m4_ifval($2,$2,FLAGS) for aix/cc m4_ifval($1,$1,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_CXX + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "-qlanglvl=ansi -qsrcmsg % m4_ifval($1,$1,-option)" dnl AIX + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($2,$2,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($2,$2,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR"]) + m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +AC_DEFUN([AX_CFLAGS_AIX_OPTION],[ifelse(m4_bregexp([$2],[-]),-1, +[AX_CFLAGS_AIX_OPTION_NEW($@)],[AX_CFLAGS_AIX_OPTION_OLD($@)])]) + +AC_DEFUN([AX_CXXFLAGS_AIX_OPTION],[ifelse(m4_bregexp([$2],[-]),-1, +[AX_CXXFLAGS_AIX_OPTION_NEW($@)],[AX_CXXFLAGS_AIX_OPTION_OLD($@)])]) + +dnl @synopsis AX_CFLAGS_HPUX_OPTION (optionflag [,[shellvar][,[A][,[NA]]]) +dnl +dnl AX_CFLAGS_HPUX_OPTION(-Afresh) would show a message as like +dnl "checking CFLAGS for hpux/cc -Afresh ... yes" and adds +dnl the optionflag to CFLAGS if it is understood. You can override +dnl the shellvar-default of CFLAGS of course. The order of arguments +dnl stems from the explicit macros like AX_CFLAGS_WARN_ALL. +dnl +dnl The cousin AX_CXXFLAGS_HPUX_OPTION would check for an option to add +dnl to CXXFLAGS - and it uses the autoconf setup for C++ instead of C +dnl (since it is possible to use different compilers for C and C++). +dnl +dnl The macro is a lot simpler than any special AX_CFLAGS_* macro (or +dnl ac_cxx_rtti.m4 macro) but allows to check for arbitrary options. +dnl However, if you use this macro in a few places, it would be great +dnl if you would make up a new function-macro and submit it to the +dnl ac-archive. +dnl - $1 option-to-check-for : required ("-option" as non-value) +dnl - $2 shell-variable-to-add-to : CFLAGS (or CXXFLAGS in the other case) +dnl - $3 action-if-found : add value to shellvariable +dnl - $4 action-if-not-found : nothing +dnl +dnl note: in earlier versions, $1-$2 were swapped. We try to detect the +dnl situation and accept a $2=~/-/ as being the old option-to-check-for. +dnl +dnl see also: AX_CFLAGS_GCC_OPTION for the widely used original variant. +dnl +dnl @, untested, experimental +dnl @version $Id: ax_cflags_hpux_option.m4,v 1.1 2003/10/13 22:20:39 guidod Exp $ +dnl @author Guido Draheim <guidod@gmx.de> +dnl http://ac-archive.sourceforge.net/guidod/ax_cflags_hpux_option.m4 +AC_DEFUN([AX_CFLAGS_HPUX_OPTION_OLD], [dnl +AS_VAR_PUSHDEF([FLAGS],[CFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cflags_hpux_option_$2])dnl +AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for hpux/cc m4_ifval($2,$2,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_C + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "+ESlit +w1 -Aa % m4_ifval($2,$2,-option)" dnl HP-UX C + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"]) + m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +dnl the only difference - the LANG selection... and the default FLAGS + +AC_DEFUN([AX_CXXFLAGS_HPUX_OPTION_OLD], [dnl +AS_VAR_PUSHDEF([FLAGS],[CXXFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cxxflags_hpux_option_$2])dnl +AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for hpux/cc m4_ifval($2,$2,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_CXX + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "+ESlit +w1 -Aa % m4_ifval($2,$2,-option)" dnl HP-UX C + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"]) + m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +dnl ------------------------------------------------------------------------ + +AC_DEFUN([AX_CFLAGS_HPUX_OPTION_NEW], [dnl +AS_VAR_PUSHDEF([FLAGS],[CFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cflags_hpux_option_$1])dnl +AC_CACHE_CHECK([m4_ifval($2,$2,FLAGS) for hpux/cc m4_ifval($1,$1,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_C + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "+ESlit +w1 -Aa % m4_ifval($1,$1,-option)" dnl HP-UX C + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($2,$2,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($2,$2,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR"]) + m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +dnl the only difference - the LANG selection... and the default FLAGS + +AC_DEFUN([AX_CXXFLAGS_HPUX_OPTION_NEW], [dnl +AS_VAR_PUSHDEF([FLAGS],[CXXFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cxxflags_hpux_option_$1])dnl +AC_CACHE_CHECK([m4_ifval($2,$2,FLAGS) for hpux/cc m4_ifval($1,$1,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_CXX + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "+ESlit +w1 -Aa % m4_ifval($1,$1,-option)" dnl HP-UX C + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($2,$2,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($2,$2,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR"]) + m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +AC_DEFUN([AX_CFLAGS_HPUX_OPTION],[ifelse(m4_bregexp([$2],[-]),-1, +[AX_CFLAGS_HPUX_OPTION_NEW($@)],[AX_CFLAGS_HPUX_OPTION_OLD($@)])]) + +AC_DEFUN([AX_CXXFLAGS_HPUX_OPTION],[ifelse(m4_bregexp([$2],[-]),-1, +[AX_CXXFLAGS_HPUX_OPTION_NEW($@)],[AX_CXXFLAGS_HPUX_OPTION_OLD($@)])]) + + +dnl @synopsis AX_CFLAGS_IRIX_OPTION (optionflag [,[shellvar][,[A][,[NA]]]) +dnl +dnl AX_CFLAGS_IRIX_OPTION(-go_for_it) would show a message as like +dnl "checking CFLAGS for irix/cc -go_for_it ... yes" and adds +dnl the optionflag to CFLAGS if it is understood. You can override +dnl the shellvar-default of CFLAGS of course. The order of arguments +dnl stems from the explicit macros like AX_CFLAGS_WARN_ALL. +dnl +dnl The cousin AX_CXXFLAGS_IRIX_OPTION would check for an option to add +dnl to CXXFLAGS - and it uses the autoconf setup for C++ instead of C +dnl (since it is possible to use different compilers for C and C++). +dnl +dnl The macro is a lot simpler than any special AX_CFLAGS_* macro (or +dnl ac_cxx_rtti.m4 macro) but allows to check for arbitrary options. +dnl However, if you use this macro in a few places, it would be great +dnl if you would make up a new function-macro and submit it to the +dnl ac-archive. +dnl - $1 option-to-check-for : required ("-option" as non-value) +dnl - $2 shell-variable-to-add-to : CFLAGS (or CXXFLAGS in the other case) +dnl - $3 action-if-found : add value to shellvariable +dnl - $4 action-if-not-found : nothing +dnl +dnl note: in earlier versions, $1-$2 were swapped. We try to detect the +dnl situation and accept a $2=~/-/ as being the old option-to-check-for. +dnl +dnl see also: AX_CFLAGS_GCC_OPTION for the widely used original variant. +dnl +dnl @, untested, experimental +dnl @version $Id: ax_cflags_irix_option.m4,v 1.1 2003/10/13 22:20:39 guidod Exp $ +dnl @author Guido Draheim <guidod@gmx.de> +dnl http://ac-archive.sourceforge.net/guidod/ax_cflags_irix_option.m4 +AC_DEFUN([AX_CFLAGS_IRIX_OPTION_OLD], [dnl +AS_VAR_PUSHDEF([FLAGS],[CFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cflags_irix_option_$2])dnl +AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for irix/cc m4_ifval($2,$2,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_C + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "-fullwarn -use_readonly_const % m4_ifval($2,$2,-option)" dnl IRIX C + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"]) + m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +dnl the only difference - the LANG selection... and the default FLAGS + +AC_DEFUN([AX_CXXFLAGS_IRIX_OPTION_OLD], [dnl +AS_VAR_PUSHDEF([FLAGS],[CXXFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cxxflags_irix_option_$2])dnl +AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for irix/cc m4_ifval($2,$2,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_CXX + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "-fullwarn -use_readonly_const % m4_ifval($2,$2,-option)" dnl IRIX C + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"]) + m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +dnl -------------------------------------------------------------------------- + +AC_DEFUN([AX_CFLAGS_IRIX_OPTION_NEW], [dnl +AS_VAR_PUSHDEF([FLAGS],[CFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cflags_irix_option_$1])dnl +AC_CACHE_CHECK([m4_ifval($2,$2,FLAGS) for irix/cc m4_ifval($1,$1,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_C + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "-fullwarn -use_readonly_const % m4_ifval($1,$1,-option)" dnl IRIX C + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($2,$2,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($2,$2,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR"]) + m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +dnl the only difference - the LANG selection... and the default FLAGS + +AC_DEFUN([AX_CXXFLAGS_IRIX_OPTION_NEW], [dnl +AS_VAR_PUSHDEF([FLAGS],[CXXFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cxxflags_irix_option_$1])dnl +AC_CACHE_CHECK([m4_ifval($2,$2,FLAGS) for irix/cc m4_ifval($1,$1,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_CXX + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "-fullwarn -use_readonly_const % m4_ifval($1,$1,-option)" dnl IRIX C + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($2,$2,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($2,$2,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR"]) + m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +AC_DEFUN([AX_CFLAGS_IRIX_OPTION],[ifelse(m4_bregexp([$2],[-]),-1, +[AX_CFLAGS_IRIX_OPTION_NEW($@)],[AX_CFLAGS_IRIX_OPTION_OLD($@)])]) + +AC_DEFUN([AX_CXXFLAGS_IRIX_OPTION],[ifelse(m4_bregexp([$2],[-]),-1, +[AX_CXXFLAGS_IRIX_OPTION_NEW($@)],[AX_CXXFLAGS_IRIX_OPTION_OLD($@)])]) + + +dnl @synopsis AX_CFLAGS_SUN_OPTION (optionflag [,[shellvar][,[A][,[NA]]]) +dnl +dnl AX_CFLAGS_SUN_OPTION(+xtreme) would show a message as like +dnl "checking CFLAGS for sun/cc +xtreme ... yes" and adds +dnl the optionflag to CFLAGS if it is understood. You can override +dnl the shellvar-default of CFLAGS of course. The order of arguments +dnl stems from the explicit macros like AX_CFLAGS_WARN_ALL. +dnl +dnl The cousin AX_CXXFLAGS_SUN_OPTION would check for an option to add +dnl to CXXFLAGS - and it uses the autoconf setup for C++ instead of C +dnl (since it is possible to use different compilers for C and C++). +dnl +dnl The macro is a lot simpler than any special AX_CFLAGS_* macro (or +dnl ac_cxx_rtti.m4 macro) but allows to check for arbitrary options. +dnl However, if you use this macro in a few places, it would be great +dnl if you would make up a new function-macro and submit it to the +dnl ac-archive. +dnl - $1 option-to-check-for : required ("-option" as non-value) +dnl - $2 shell-variable-to-add-to : CFLAGS (or CXXFLAGS in the other case) +dnl - $3 action-if-found : add value to shellvariable +dnl - $4 action-if-not-found : nothing +dnl +dnl note: in earlier versions, $1-$2 were swapped. We try to detect the +dnl situation and accept a $2=~/-/ as being the old option-to-check-for. +dnl +dnl see also: AX_CFLAGS_GCC_OPTION for the widely used original variant. +dnl +dnl @, untested, experimental +dnl @version $Id: ax_cflags_sun_option.m4,v 1.1 2003/10/13 22:20:39 guidod Exp $ +dnl @author Guido Draheim <guidod@gmx.de> +dnl http://ac-archive.sourceforge.net/guidod/ax_cflags_sun_option.m4 +AC_DEFUN([AX_CFLAGS_SUN_OPTION_OLD], [dnl +AS_VAR_PUSHDEF([FLAGS],[CFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cflags_sun_option_$2])dnl +AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for sun/cc m4_ifval($2,$2,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_C + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "+xstrconst -Xc % m4_ifval($2,$2,-option)" dnl Solaris C + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"]) + m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +dnl the only difference - the LANG selection... and the default FLAGS + +AC_DEFUN([AX_CXXFLAGS_SUN_OPTION_OLD], [dnl +AS_VAR_PUSHDEF([FLAGS],[CXXFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cxxflags_sun_option_$2])dnl +AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for sun/cc m4_ifval($2,$2,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_CXX + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "+xstrconst -Xc % m4_ifval($2,$2,-option)" dnl Solaris C + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"]) + m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +dnl ----------------------------------------------------------------------- + +AC_DEFUN([AX_CFLAGS_SUN_OPTION_NEW], [dnl +AS_VAR_PUSHDEF([FLAGS],[CFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cflags_sun_option_$1])dnl +AC_CACHE_CHECK([m4_ifval($2,$2,FLAGS) for sun/cc m4_ifval($1,$1,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_C + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "+xstrconst -Xc % m4_ifval($1,$1,-option)" dnl Solaris C + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($2,$2,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($2,$2,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR"]) + m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +dnl the only difference - the LANG selection... and the default FLAGS + +AC_DEFUN([AX_CXXFLAGS_SUN_OPTION_NEW], [dnl +AS_VAR_PUSHDEF([FLAGS],[CXXFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cxxflags_sun_option_$1])dnl +AC_CACHE_CHECK([m4_ifval($2,$2,FLAGS) for sun/cc m4_ifval($1,$1,-option)], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_CXX + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "+xstrconst -Xc % m4_ifval($1,$1,-option)" dnl Solaris C + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($2,$2,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($2,$2,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR"]) + m4_ifval($2,$2,FLAGS)="$m4_ifval($2,$2,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +AC_DEFUN([AX_CFLAGS_SUN_OPTION],[ifelse(m4_bregexp([$2],[-]),-1, +[AX_CFLAGS_SUN_OPTION_NEW($@)],[AX_CFLAGS_SUN_OPTION_OLD($@)])]) + +AC_DEFUN([AX_CXXFLAGS_SUN_OPTION],[ifelse(m4_bregexp([$2],[-]),-1, +[AX_CXXFLAGS_SUN_OPTION_NEW($@)],[AX_CXXFLAGS_SUN_OPTION_OLD($@)])]) + + +dnl @synopsis AX_CFLAGS_WARN_ALL [(shellvar [,default, [A/NA]])] +dnl +dnl Try to find a compiler option that enables most reasonable warnings. +dnl This macro is directly derived from VL_PROG_CC_WARNINGS which is +dnl split up into two AX_CFLAGS_WARN_ALL and AX_CFLAGS_WARN_ALL_ANSI +dnl +dnl For the GNU CC compiler it will be -Wall (and -ansi -pedantic) +dnl The result is added to the shellvar being CFLAGS by default. +dnl +dnl Currently this macro knows about GCC, Solaris C compiler, +dnl Digital Unix C compiler, C for AIX Compiler, HP-UX C compiler, +dnl IRIX C compiler, NEC SX-5 (Super-UX 10) C compiler, and Cray J90 +dnl (Unicos 10.0.0.8) C compiler. +dnl +dnl - $1 shell-variable-to-add-to : CFLAGS +dnl - $2 add-value-if-not-found : nothing +dnl - $3 action-if-found : add value to shellvariable +dnl - $4 action-if-not-found : nothing +dnl +dnl @version $Id: ax_cflags_warn_all.m4,v 1.2 2003/10/12 14:56:07 guidod Exp $ +dnl @author Guido Draheim <guidod@gmx.de> +dnl http://ac-archive.sourceforge.net/guidod/ax_cflags_warn_all.m4 +AC_DEFUN([AX_CFLAGS_WARN_ALL],[dnl +AS_VAR_PUSHDEF([FLAGS],[CFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cflags_warn_all])dnl +AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for maximum warnings], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_C + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "-pedantic % -Wall" dnl GCC + "-xstrconst % -v" dnl Solaris C + "-std1 % -verbose -w0 -warnprotos" dnl Digital Unix + "-qlanglvl=ansi % -qsrcmsg -qinfo=all:noppt:noppc:noobs:nocnd" dnl AIX + "-ansi -ansiE % -fullwarn" dnl IRIX + "+ESlit % +w1" dnl HP-UX C + "-Xc % -pvctl[,]fullmsg" dnl NEC SX-5 (Super-UX 10) + "-h conform % -h msglevel 2" dnl Cray C (Unicos) + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4,[m4_ifval($2,[ + AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $2"]) + m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $2"])]) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"]) + m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +dnl the only difference - the LANG selection... and the default FLAGS + +AC_DEFUN([AX_CXXFLAGS_WARN_ALL],[dnl +AS_VAR_PUSHDEF([FLAGS],[CXXFLAGS])dnl +AS_VAR_PUSHDEF([VAR],[ac_cv_cxxflags_warn_all])dnl +AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for maximum warnings], +VAR,[VAR="no, unknown" + AC_LANG_SAVE + AC_LANG_CXX + ac_save_[]FLAGS="$[]FLAGS" +for ac_arg dnl +in "-pedantic % -Wall" dnl GCC + "-xstrconst % -v" dnl Solaris C + "-std1 % -verbose -w0 -warnprotos" dnl Digital Unix + "-qlanglvl=ansi % -qsrcmsg -qinfo=all:noppt:noppc:noobs:nocnd" dnl AIX + "-ansi -ansiE % -fullwarn" dnl IRIX + "+ESlit % +w1" dnl HP-UX C + "-Xc % -pvctl[,]fullmsg" dnl NEC SX-5 (Super-UX 10) + "-h conform % -h msglevel 2" dnl Cray C (Unicos) + # +do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` + AC_TRY_COMPILE([],[return 0;], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) +done + FLAGS="$ac_save_[]FLAGS" + AC_LANG_RESTORE +]) +case ".$VAR" in + .ok|.ok,*) m4_ifvaln($3,$3) ;; + .|.no|.no,*) m4_ifvaln($4,$4,[m4_ifval($2,[ + AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $2"]) + m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $2"])]) ;; + *) m4_ifvaln($3,$3,[ + if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null + then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR]) + else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"]) + m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR" + fi ]) ;; +esac +AS_VAR_POPDEF([VAR])dnl +AS_VAR_POPDEF([FLAGS])dnl +]) + +dnl implementation tactics: +dnl the for-argument contains a list of options. The first part of +dnl these does only exist to detect the compiler - usually it is +dnl a global option to enable -ansi or -extrawarnings. All other +dnl compilers will fail about it. That was needed since a lot of +dnl compilers will give false positives for some option-syntax +dnl like -Woption or -Xoption as they think of it is a pass-through +dnl to later compile stages or something. The "%" is used as a +dnl delimimiter. A non-option comment can be given after "%%" marks. + |