95 lines
3.8 KiB
Plaintext
95 lines
3.8 KiB
Plaintext
AC_DEFUN([AX_CFLAGS_WARN_ALL_ANSI],[dnl
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AS_VAR_PUSHDEF([FLAGS],[AM_CFLAGS])dnl
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AS_VAR_PUSHDEF([VAR],[ac_cv_cflags_warn_all_ansi])dnl
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AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for maximum ansi warnings],
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VAR,[VAR="no, unknown"
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AC_LANG_SAVE
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AC_LANG_C
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ac_save_[]FLAGS="$[]FLAGS"
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# IRIX C compiler:
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# -use_readonly_const is the default for IRIX C,
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# puts them into .rodata, but they are copied later.
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# need to be "-G0 -rdatashared" for strictmode but
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# I am not sure what effect that has really. - guidod
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for ac_arg dnl
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in "-pedantic % -Wall -std=c99 -pedantic" dnl GCC
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"-xstrconst % -v -xc99=all" dnl Solaris C
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"-std1 % -verbose -w0 -warnprotos -std1" dnl Digital Unix
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" % -qlanglvl=ansi -qsrcmsg -qinfo=all:noppt:noppc:noobs:nocnd" dnl AIX
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" % -ansi -ansiE -fullwarn" dnl IRIX
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"+ESlit % +w1 -Aa" dnl HP-UX C
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"-Xc % -pvctl[,]fullmsg -Xc" dnl NEC SX-5 (Super-UX 10)
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"-h conform % -h msglevel 2 -h conform" dnl Cray C (Unicos)
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#
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do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'`
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AC_TRY_COMPILE([],[return 0;],
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[VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break])
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done
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FLAGS="$ac_save_[]FLAGS"
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AC_LANG_RESTORE
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])
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case ".$VAR" in
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.ok|.ok,*) m4_ifvaln($3,$3) ;;
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.|.no|.no,*) m4_ifvaln($4,$4,[m4_ifval($2,[
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AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $2"])
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m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $2"])]) ;;
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*) m4_ifvaln($3,$3,[
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if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null
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then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR])
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else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"])
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m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"
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fi ]) ;;
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esac
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AS_VAR_POPDEF([VAR])dnl
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AS_VAR_POPDEF([FLAGS])dnl
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])
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dnl the only difference - the LANG selection... and the default FLAGS
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AC_DEFUN([AX_CXXFLAGS_WARN_ALL_ANSI],[dnl
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AS_VAR_PUSHDEF([FLAGS],[AM_CXXFLAGS])dnl
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AS_VAR_PUSHDEF([VAR],[ac_cv_cxxflags_warn_all_ansi])dnl
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AC_CACHE_CHECK([m4_ifval($1,$1,FLAGS) for maximum ansi warnings],
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VAR,[VAR="no, unknown"
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AC_LANG_SAVE
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AC_LANG_CXX
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ac_save_[]FLAGS="$[]FLAGS"
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# IRIX C compiler:
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# -use_readonly_const is the default for IRIX C,
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# puts them into .rodata, but they are copied later.
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# need to be "-G0 -rdatashared" for strictmode but
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# I am not sure what effect that has really. - guidod
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for ac_arg dnl
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in "-pedantic % -Wall -ansi -pedantic" dnl GCC
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"-xstrconst % -v -Xc" dnl Solaris C
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"-std1 % -verbose -w0 -warnprotos -std1" dnl Digital Unix
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" % -qlanglvl=ansi -qsrcmsg -qinfo=all:noppt:noppc:noobs:nocnd" dnl AIX
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" % -ansi -ansiE -fullwarn" dnl IRIX
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"+ESlit % +w1 -Aa" dnl HP-UX C
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"-Xc % -pvctl[,]fullmsg -Xc" dnl NEC SX-5 (Super-UX 10)
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"-h conform % -h msglevel 2 -h conform" dnl Cray C (Unicos)
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#
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do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'`
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AC_TRY_COMPILE([],[return 0;],
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[VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break])
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done
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FLAGS="$ac_save_[]FLAGS"
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AC_LANG_RESTORE
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])
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case ".$VAR" in
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.ok|.ok,*) m4_ifvaln($3,$3) ;;
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.|.no|.no,*) m4_ifvaln($4,$4,[m4_ifval($2,[
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AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $2"])
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m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $2"])]) ;;
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*) m4_ifvaln($3,$3,[
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if echo " $[]m4_ifval($1,$1,FLAGS) " | grep " $VAR " 2>&1 >/dev/null
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then AC_RUN_LOG([: m4_ifval($1,$1,FLAGS) does contain $VAR])
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else AC_RUN_LOG([: m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"])
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m4_ifval($1,$1,FLAGS)="$m4_ifval($1,$1,FLAGS) $VAR"
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fi ]) ;;
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esac
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AS_VAR_POPDEF([VAR])dnl
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AS_VAR_POPDEF([FLAGS])dnl
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])
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