Updated aclocal.m4 using Bakefile's CVS HEAD bakefile.m4 with

BAKEFILE_BAKEFILE_M4_VERSION set back to 0.1.4.
- Adds support for Metrowerks compilers.
- Improves dllar.sh used on OS/2.
- Allows autoconf to invalidate its cache when autoconf_inc.m4 is changed.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@31482 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

configure

@@ -39661,8 +39661,8 @@ fi
       ;;
 
       *-pc-os2_emx | *-pc-os2-emx )
-        SHARED_LD_CC="`pwd`/dllar.sh -o"
-        SHARED_LD_CXX="`pwd`/dllar.sh -o"
+        SHARED_LD_CC="`pwd`/dllar.sh -libf INITINSTANCE -libf TERMINSTANCE -o"
+        SHARED_LD_CXX="`pwd`/dllar.sh -libf INITINSTANCE -libf TERMINSTANCE -o"
         PIC_FLAG=""
 
 D='$'
@@ -39761,10 +39761,11 @@ CleanUp() {
 
 # Print usage and exit script with rc=1.
 PrintHelp() {
- echo 'Usage: dllar [-o@<:${utput}:>@ output_file] [-i@<:${mport}:>@ importlib_name]'
- echo '       [-d@<:${escription}:>@ "dll descrption"] [-cc "CC"] [-f@<:${lags}:>@ "CFLAGS"]'
- echo '       [-ord@<:${inals}:>@] -ex@<:${clude}:>@ "symbol(s)"'
- echo '       [-libf@<:${lags}:>@ "{INIT|TERM}{GLOBAL|INSTANCE}"] [-nocrt@<:${dll}:>@] [-nolxl@<:${ite}:>@]'
+ echo 'Usage: dllar.sh [-o[utput] output_file] [-i[mport] importlib_name]'
+ echo '       [-name-mangler-script script.sh]'
+ echo '       [-d[escription] "dll descrption"] [-cc "CC"] [-f[lags] "CFLAGS"]'
+ echo '       [-ord[inals]] -ex[clude] "symbol(s)"'
+ echo '       [-libf[lags] "{INIT|TERM}{GLOBAL|INSTANCE}"] [-nocrt[dll]] [-nolxl[ite]]'
  echo '       [*.o] [*.a]'
  echo '*> "output_file" should have no extension.'
  echo '   If it has the .o, .a or .dll extension, it is automatically removed.'
@@ -39775,19 +39776,26 @@ PrintHelp() {
  echo '   This name is used as the import library name and may be longer and'
  echo '   more descriptive than the DLL name which has to follow the old '
  echo '   8.3 convention of FAT.'
+ echo '*> "script.sh may be given to override the output_file name by a'
+ echo '   different name. It is mainly useful if the regular make process'
+ echo '   of some package does not take into account OS/2 restriction of'
+ echo '   DLL name lengths. It takes the importlib name as input and is'
+ echo '   supposed to procude a shorter name as output. The script should'
+ echo '   expect to get importlib_name without extension and should produce'
+ echo '   a (max.) 8 letter name without extension.'
  echo '*> "cc" is used to use another GCC executable.   (default: gcc.exe)'
  echo '*> "flags" should be any set of valid GCC flags. (default: -s -Zcrtdll)'
  echo '   These flags will be put at the start of GCC command line.'
- echo '*> -ord@<:${inals}:>@ tells dllar to export entries by ordinals. Be careful.'
- echo '*> -ex@<:${clude}:>@ defines symbols which will not be exported. You can define'
+ echo '*> -ord[inals] tells dllar to export entries by ordinals. Be careful.'
+ echo '*> -ex[clude] defines symbols which will not be exported. You can define'
  echo '   multiple symbols, for example -ex "myfunc yourfunc _GLOBAL*".'
  echo '   If the last character of a symbol is "*", all symbols beginning'
  echo '   with the prefix before "*" will be exclude, (see _GLOBAL* above).'
- echo '*> -libf@<:${lags}:>@ can be used to add INITGLOBAL/INITINSTANCE and/or'
+ echo '*> -libf[lags] can be used to add INITGLOBAL/INITINSTANCE and/or'
  echo '   TERMGLOBAL/TERMINSTANCE flags to the dynamically-linked library.'
- echo '*> -nocrt@<:${dll}:>@ switch will disable linking the library against emx''s'
+ echo '*> -nocrt[dll] switch will disable linking the library against emx''s'
  echo '   C runtime DLLs.'
- echo '*> -nolxl@<:${ite}:>@ switch will disable running lxlite on the resulting DLL.'
+ echo '*> -nolxl[ite] switch will disable running lxlite on the resulting DLL.'
  echo '*> All other switches (for example -L./ or -lmylib) will be passed'
  echo '   unchanged to GCC at the end of command line.'
  echo '*> If you create a DLL from a library and you do not specify -o,'
@@ -39824,6 +39832,7 @@ cmdLine=${D}*
 outFile=""
 outimpFile=""
 inputFiles=""
+renameScript=""
 description=""
 CC=gcc.exe
 CFLAGS="-s -Zcrtdll"
@@ -39842,6 +39851,7 @@ case ${D}curDirS in
 esac
 # Parse commandline
 libsToLink=0
+omfLinking=0
 while [ ${D}1 ]; do
     case ${D}1 in
     -ord*)
@@ -39855,6 +39865,10 @@ while [ ${D}1 ]; do
         shift
         outimpFile=${D}1
         ;;
+    -name-mangler-script)
+        shift
+        renameScript=${D}1
+        ;;
     -d*)
         shift
         description=${D}1
@@ -39889,11 +39903,22 @@ while [ ${D}1 ]; do
         -L* | -l*)
             libsToLink=1
             ;;
+        -Zomf)
+            omfLinking=1
+            ;;
         *)
             ;;
         esac
         EXTRA_CFLAGS=${D}{EXTRA_CFLAGS}" "${D}1
         ;;
+    *.dll)
+        EXTRA_CFLAGS="${D}{EXTRA_CFLAGS} \`basnam ${D}1 .dll\`"
+        if [ ${D}omfLinking -eq 1 ]; then
+            EXTRA_CFLAGS="${D}{EXTRA_CFLAGS}.lib"
+	else
+            EXTRA_CFLAGS="${D}{EXTRA_CFLAGS}.a"
+        fi
+        ;;
     *)
         found=0;
         if [ ${D}libsToLink -ne 0 ]; then
@@ -40024,9 +40049,13 @@ fi
 defFile="${D}{outFile}.def"
 arcFile="${D}{outimpFile}.a"
 arcFile2="${D}{outimpFile}.lib"
-dllFile="${D}outFile"
-# Add suffix to dllFile later, first we need a version to use as
-# name in .def file.
+
+#create ${D}dllFile as something matching 8.3 restrictions,
+if [ -z ${D}renameScript ] ; then
+    dllFile="${D}outFile"
+else
+    dllFile=\`${D}renameScript ${D}outimpFile\`
+fi
 
 if [ ${D}do_backup -ne 0 ] ; then
     if [ -f ${D}arcFile ] ; then
@@ -40053,8 +40082,8 @@ done
 # Create the def file.
 rm -f ${D}defFile
 echo "LIBRARY \`basnam ${D}dllFile\` ${D}library_flags" >> ${D}defFile
-dllFile="${D}dllFile.dll"
-if [ -n ${D}description ]; then
+dllFile="${D}{dllFile}.dll"
+if [ ! -z ${D}description ]; then
     echo "DESCRIPTION  \\"${D}{description}\\"" >> ${D}defFile
 fi
 echo "EXPORTS" >> ${D}defFile
@@ -40156,14 +40185,7 @@ echo "$as_me: error: unknown system type $BAKEFILE_HOST." >&2;}
     SONAME_FLAG=
 
     case "${BAKEFILE_HOST}" in
-      *-*-linux* )
-        SONAME_FLAG="-Wl,-soname,"
-        USE_SOVERSION=1
-        USE_SOVERLINUX=1
-        USE_SOSYMLINKS=1
-      ;;
-
-      *-*-freebsd* )
+      *-*-linux* | *-*-freebsd* )
         SONAME_FLAG="-Wl,-soname,"
         USE_SOVERSION=1
         USE_SOVERLINUX=1
@@ -40209,6 +40231,12 @@ echo $ECHO_N "checking for dependency tracking method... $ECHO_C" >&6
         esac
         echo "$as_me:$LINENO: result: gcc" >&5
 echo "${ECHO_T}gcc" >&6
+    elif test "x$MWCC" = "xyes"; then
+        DEPSMODE=mwcc
+        DEPS_TRACKING=1
+        DEPSFLAG_MWCC="-MM"
+        echo "$as_me:$LINENO: result: mwcc" >&5
+echo "${ECHO_T}mwcc" >&6
     else
         echo "$as_me:$LINENO: result: none" >&5
 echo "${ECHO_T}none" >&6
@@ -40228,6 +40256,7 @@ cat <<EOF >bk-deps
 DEPSMODE=${DEPSMODE}
 DEPSDIR=.deps
 DEPSFLAG_GCC="${DEPSFLAG_GCC}"
+DEPSFLAG_MWCC="${DEPSFLAG_MWCC}"
 
 mkdir -p ${D}DEPSDIR
 
@@ -40265,6 +40294,31 @@ if test ${D}DEPSMODE = gcc ; then
         fi
     fi
     exit 0
+elif test ${D}DEPSMODE = mwcc ; then
+    ${D}*
+    status=${D}?
+    if test ${D}{status} != 0 ; then
+        exit ${D}{status}
+    fi
+    # Run mwcc again with -MM and redirect into the dep file we want
+    # NOTE: We can't use shift here because we need ${D}* to be valid
+    prevarg=
+    for arg in ${D}* ; do
+        if test "${D}prevarg" = "-o"; then
+            objfile=${D}arg
+        else
+            case "${D}arg" in
+                -* )
+                ;;
+                * )
+                    srcfile=${D}arg
+                ;;
+            esac
+        fi
+        prevarg="${D}arg"
+    done
+    ${D}* ${D}DEPSFLAG_MWCC >${D}{DEPSDIR}/${D}{objfile}.d
+    exit 0
 else
     ${D}*
     exit ${D}?