#!/bin/sh
#	tprofprel:  A small script to generate init code 
#                   needed for time profiling

case $# in
  0) exit 1;;
  1) exit 1;;
esac

case $BASH in
  "") if ( bash --version -e >/dev/null 2>&1 )
      then exec bash $0 "$@"
      fi ;;
  *) ;;
esac


# Nasty compatibility stuff between /bin/sh/ and bash for arithmetic.
if sh --version 2>/dev/null | grep -i gnu >/dev/null
then increment() { ( let x=$1+1; echo $x; ); }
else increment() { echo $1 + 1 | bc; }
fi

BUILTIN='Builtin' #Runtime Module added to beginning
MODNAMES=''
nummods=0

USRPREL=$1
shift
while test "'$1'" != "''" 
do 
  if test "'$1'" != "'Driver'"
  then
    MODNAMES=${MODNAMES}' '$1
  else
    MODNAMES=${MODNAMES}' _95Driver'
  fi
  nummods=`increment $nummods`
  if test "'$1'" != "''" 
  then 
    shift
  fi
done

#Usr functions
if test "'$USRPREL'" = "'0'" 
then
  echo 'typedef unsigned char UChar;'
  echo 'typedef UChar  Code;'
  echo 'typedef Code  *CodePtr;'
  for mod in ${MODNAMES};
  do
    echo 'int TM_'${mod}';'
    echo 'int TMSUB_'${mod}';'
    echo 'extern CodePtr TMIP_'${mod}';'
  done
  echo 'extern void tprofTMInit(void) {' #Init
  for mod in ${MODNAMES};
  do
    echo '  TM_'${mod}' = -1;'
  done
  echo '}'
  echo 'extern void tprofTMIncludeUsr(char *mods,int value) {' #IncludeUsr
  echo '  int all;'
  echo '  if (strcmp(mods,"all") == 0) all=1; else all=0;'
  for mod in ${MODNAMES};
  do
    echo '  if (all || (strcmp(mods,"'${mod}'") == 0))'
    echo '    TM_'${mod}' = value;'
  done
  echo '}'
  echo 'extern void tprofTMIncludeUsrSubfn(void) {' #IncludeUsrSubfn
  for mod in ${MODNAMES};
  do
    echo '  if (TM_'${mod}'==-1) TMSUB_'${mod}' = -1;'
  done
  echo '}'
  echo 'extern int tprofTMInitTreeUsr(void) {' #InitTreeUsr
  for mod in ${MODNAMES};
  do
    echo '  if (TM_'${mod}'==0)'
    echo '    tprofInitTree(&TMIP_'${mod}',strdup("---'${mod}'"),&TM_'${mod}');'
    echo '  else'
    echo '    tprofInitTree(&TMIP_'${mod}',strdup("+++'${mod}'"),&TM_'${mod}');'
  done
  echo '  return '${nummods}';'
  echo '}'
fi

#Prelude functions
if test "'$USRPREL'" != "'0'" 
then
  MODNAMES=${BUILTIN}' '${MODNAMES}
  nummods=`increment $nummods`
  if test "'$USRPREL'" = "'1'" 
  then
    echo '#include <string.h>'
    echo '#ifdef __arm'
    echo 'char *strdup(char *str) {'
    echo '  char *strc;'
    echo '  int i = strlen(str)+1;'
    echo '  if(0==(strc = (char *)malloc(i))) {'
    echo '    fprintf(stderr,"No space to duplicate \"%s\"\n",str);'
    echo '    exit(-1);'
    echo '  }'
    echo '  strcpy(strc,str);'
    echo '  return strc;'
    echo '}'
    echo '#endif'
  fi
  echo 'typedef unsigned char UChar;'
  echo 'typedef UChar  Code;'
  echo 'typedef Code  *CodePtr;'
  if test "'${USRPREL}'" != "'1'" 
  then
    EXTERN='extern '
  else
    EXTERN=''
  fi
  for mod in ${MODNAMES};
  do
    echo ${EXTERN}'int TM_'${mod}';'
    echo ${EXTERN}'int TMSUB_'${mod}';'
    if test "'${mod}'" != "'_95Driver'"
    then
      echo 'extern CodePtr TMIP_'${USRPREL}${mod}';'
    else
      echo 'extern CodePtr TMIP_'${USRPREL}'Driver;'
    fi
  done
  if test "'${USRPREL}'" = "'1'" 
  then
    echo 'extern void tprofTMIncludePrel(char *mods,int value) {' #IncludePrel
    echo '  int all;'
    echo '  if (strcmp(mods,"all") == 0) all=1; else all=0;'
    for mod in ${MODNAMES};
    do
      echo '  if (all || (strcmp(mods,"'${mod}'") == 0))'
      echo '    TM_'${mod}' = value;'
    done
    echo '}'
    echo 'extern void tprofTMIncludePrelSubfn(void) {' #IncludePrelSubfn
    for mod in ${MODNAMES};
    do
      echo '  if (TM_'${mod}'==-1) TMSUB_'${mod}' = -1;'
    done
    echo '}'
  fi
  echo 'extern int tprofTMInitTreePrel'${USRPREL}'(void) {' #InitTreePrel123
  num=1
  for mod in ${MODNAMES};
  do
    echo '  if (TM_'${mod}'==0)'
    if test ${num} -lt 10
    then
      NUMSTR='0'${num}
    else
      NUMSTR=${num}
    fi
    if test "'${mod}'" != "'_95Driver'"
    then
      echo '    tprofInitTree(&TMIP_'${USRPREL}${mod}',strdup("-'${NUMSTR}${mod}'"),&TM_'${mod}');'
      echo '  else'
      echo '    tprofInitTree(&TMIP_'${USRPREL}${mod}',strdup("+'${NUMSTR}${mod}'"),&TM_'${mod}');'
      num=`increment $num`
    else
      echo '    tprofInitTree(&TMIP_'${USRPREL}'Driver,strdup("-'00_Driver'"),&TM_'${mod}');'
      echo '  else'
      echo '    tprofInitTree(&TMIP_'${USRPREL}'Driver,strdup("+'00_Driver'"),&TM_'${mod}');'
    fi
  done
  echo '  return '${nummods}';'
  echo '}'
fi