From 0de08a9452e7b24a6d2ccea74869631646427501 Mon Sep 17 00:00:00 2001
From: David Anderson <dvander@alliedmods.net>
Date: Wed, 27 Jul 2005 17:00:57 +0000
Subject: [PATCH] Removed unused files

---
 compiler/libpc300/scpack.c | 450 -------------------------------------
 compiler/libpc300/scstub.c |  29 ---
 2 files changed, 479 deletions(-)
 delete mode 100755 compiler/libpc300/scpack.c
 delete mode 100755 compiler/libpc300/scstub.c

diff --git a/compiler/libpc300/scpack.c b/compiler/libpc300/scpack.c
deleted file mode 100755
index 459532b7..00000000
--- a/compiler/libpc300/scpack.c
+++ /dev/null
@@ -1,450 +0,0 @@
-/* compress.c -- Byte Pair Encoding compression */
-/* Copyright 1996 Philip Gage */
-
-/* This program appeared in the September 1997 issue of
- * C/C++ Users Journal. The original source code may still
- * be found at the web site of the magazine (www.cuj.com).
- *
- * It has been modified by me (Thiadmer Riemersma) to
- * compress only a section of the input file and to store
- * the compressed output along with the input as "C" strings.
- *
- * Compiling instructions:
- *  Borland C++ 16-bit (large memory model is required):
- *      bcc -ml scpack.c
- *
- *  Watcom C/C++ 32-bit:
- *      wcl386 scpack.c
- *
- *  GNU C (Linux), 32-bit:
- *      gcc scpack.c -o scpack
- */
-
-#include <assert.h>
-#include <limits.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#if UINT_MAX > 0xFFFFU
-  #define MAXSIZE 1024*1024L
-#else
-  #define MAXSIZE UINT_MAX      /* Input file buffer size */
-#endif
-#define HASHSIZE 8192   /* Hash table size, power of 2 */
-#define THRESHOLD   3   /* Increase for speed, min 3 */
-
-#define START_TOKEN "#ifdef SCPACK" /* start reading the buffer here */
-#define NAME_TOKEN  "#define SCPACK_TABLE"
-#define SEP_TOKEN   "#define SCPACK_SEPARATOR"
-#define TERM_TOKEN  "#define SCPACK_TERMINATOR"
-#define TEMPFILE    "~SCPACK.TMP"
-static char tablename[32+1] = "scpack_table";
-static char separator[16]=",";
-static char terminator[16]="";
-
-int compress(unsigned char *buffer, unsigned buffersize, unsigned char pairtable[128][2])
-{
-  unsigned char *left, *right, *count;
-  unsigned char a, b, bestcount;
-  unsigned i, j, index, bestindex, code=128;
-
-  /* Dynamically allocate buffers and check for errors */
-  left = (unsigned char *)malloc(HASHSIZE);
-  right = (unsigned char *)malloc(HASHSIZE);
-  count = (unsigned char *)malloc(HASHSIZE);
-  if (left==NULL || right==NULL || count==NULL) {
-    printf("Error allocating memory\n");
-    exit(1);
-  }
-
-  /* Check for errors */
-  for (i=0; i<buffersize; i++)
-    if (buffer[i] > 127) {
-      printf("This program works only on text files (7-bit ASCII)\n");
-      exit(1);
-    }
-
-  memset(pairtable, 0, 128*2*sizeof(char));
-
-  do {  /* Replace frequent pairs with bytes 128..255 */
-
-    /* Enter counts of all byte pairs into hash table */
-    memset(count,0,HASHSIZE);
-    for (i=0; i<buffersize-1; i++) {
-      a = buffer[i];
-      b = buffer[i+1];
-      /* ignore any pair with a '\0' */
-      if (a == 0 || b == 0)
-        continue;
-      index = (a ^ (b << 6)) & (HASHSIZE-1);
-      while ((left[index] != a || right[index] != b) &&
-             count[index] != 0)
-        index = (index + 1) & (HASHSIZE-1);
-      left[index] = a;
-      right[index] = b;
-      if (count[index] < 255)
-        count[index] += (unsigned char)1;
-    }
-
-    /* Search hash table for most frequent pair */
-    bestcount = THRESHOLD - 1;
-    for (i=0; i<HASHSIZE; i++) {
-      if (count[i] > bestcount) {
-        bestcount = count[i];
-        bestindex = i;
-      }
-    }
-
-    /* Compress if enough occurrences of pair */
-    if (bestcount >= THRESHOLD) {
-
-      /* Add pair to table using code as index */
-      a = pairtable[code-128][0] = left[bestindex];
-      b = pairtable[code-128][1] = right[bestindex];
-
-      /* Replace all pair occurrences with unused byte */
-      for (i=0, j=0; i<buffersize; i++, j++)
-        if (a == buffer[i] && b == buffer[i+1]) {
-          buffer[j] = (unsigned char)code;
-          ++i;
-        }
-        else
-          buffer[j] = buffer[i];
-      buffersize = j;
-    }
-    else
-      break;
-  } while (++code < 255);
-
-  /* done */
-  free(left); free(right); free(count);
-  return buffersize;  /* return adjusted buffersize */
-}
-
-static int strmatch(char *str, char *token, int *indent)
-{
-  int i = 0;
-
-  /* skip whitespace */
-  while (*str==' ' || *str=='\t') {
-    str++;
-    i++;
-  } /* while */
-  if (strncmp(str,token,strlen(token))!=0)
-    return 0;
-  if (indent != NULL)
-    *indent = i;
-  return 1;
-}
-
-static void check_if(char *str,int linenr)
-{
-  if (strmatch(str,"#if",NULL)) {
-    printf("Error: \"#if...\" preprocessor statement should not be in SCPACK section "
-           "(line %d)\n", linenr);
-    exit(1);
-  } /* if */
-}
-
-static int check_tablename(char *str)
-{
-  int i;
-
-  if (strmatch(str,NAME_TOKEN,NULL)) {
-    str += strlen(NAME_TOKEN);
-    while (*str==' ' || *str=='\t')
-      str++;
-    for (i=0; i<(sizeof tablename - 1) && *str!='\0' && strchr(" \t\n",*str)==NULL; i++, str++)
-      tablename[i] = *str;
-    tablename[i] = '\0';
-    return 1;
-  } /* if */
-  return 0;
-}
-
-static int check_separator(char *str)
-{
-  int i;
-
-  if (strmatch(str,SEP_TOKEN,NULL)) {
-    str += strlen(SEP_TOKEN);
-    while (*str==' ' || *str=='\t')
-      str++;
-    for (i=0; i<(sizeof separator - 1) && *str!='\0' && strchr(" \t\n",*str)==NULL; i++, str++)
-      separator[i] = *str;
-    separator[i] = '\0';
-    return 1;
-  } /* if */
-
-  if (strmatch(str,TERM_TOKEN,NULL)) {
-    str += strlen(TERM_TOKEN);
-    while (*str==' ' || *str=='\t')
-      str++;
-    for (i=0; i<(sizeof terminator - 1) && *str!='\0' && strchr(" \t\n",*str)==NULL; i++, str++)
-      terminator[i] = *str;
-    terminator[i] = '\0';
-    return 1;
-  } /* if */
-
-  return 0;
-}
-
-/* readbuffer
- * Reads in the input file and stores all strings in the
- * section between "#ifdef SCPACK" and "#else" in a buffer.
- * Only text that is between double quotes is added to the
- * buffer; the \" escape code is handled. Multiple strings
- * on one line are handled.
- */
-unsigned readbuffer(FILE *input, unsigned char *buffer)
-{
-  char str[256];
-  unsigned buffersize;
-  int i,linenr;
-
-  linenr=0;
-  buffersize=0;
-
-  rewind(input);
-  while (!feof(input)) {
-    while (fgets(str,sizeof str,input)!=NULL) {
-      linenr++;
-      check_tablename(str);
-      check_separator(str);
-      if (strmatch(str,START_TOKEN,NULL))
-        break;
-    } /* while */
-    if (!strmatch(str,START_TOKEN,NULL))
-      return buffersize;  /* no (more) section found, quit */
-
-    while (fgets(str,sizeof str,input)!=NULL) {
-      linenr++;
-      check_if(str,linenr);
-      if (check_tablename(str))
-        printf("Error: table name definition should not be in SCPACK section (line %d)\n", linenr);
-      check_separator(str);
-      if (strmatch(str,"#else",NULL))
-        break;          /* done */
-      /* add to the buffer only what is between double quotes */
-      i=0;
-      do {
-        while (str[i]!='\0' && str[i]!='"')
-          i++;
-        if (str[i]=='"') {
-          /* we are in a string */
-          i++;
-          while (str[i]!='\0' && str[i]!='"') {
-            /* handle escape sequences */
-            if (str[i]=='\\') {
-              i++;
-              switch (str[i]) {
-              case 'a': /* alarm */
-                buffer[buffersize++]='\a';
-                i++;
-                break;
-              case 'b': /* backspace */
-                buffer[buffersize++]='\b';
-                i++;
-                break;
-              case 'f': /* form feed */
-                buffer[buffersize++]='\f';
-                i++;
-                break;
-              case 'n': /* newline */
-                buffer[buffersize++]='\n';
-                i++;
-                break;
-              case 'r': /* carriage return */
-                buffer[buffersize++]='\n';
-                i++;
-                break;
-              case 't': /* tab */
-                buffer[buffersize++]='\t';
-                i++;
-                break;
-              case '\'':
-                buffer[buffersize++]='\'';
-                i++;
-                break;
-              case '"':
-                buffer[buffersize++]='"';
-                i++;
-                break;
-              default:
-                // ??? octal character code escapes and hexadecimal escapes
-                //     not supported
-                printf("Unknown escape sequence '\\%c' on line %d\n",
-                       str[i], linenr);
-              } /* switch */
-            } else {
-              buffer[buffersize++]=str[i++];
-            } /* if */
-          } /* while */
-          if (str[i]=='"') {
-            buffer[buffersize++]='\0'; /* terminate each string */
-            i++;
-          } else {
-            printf("Error: unterminated string on line %d\n",linenr);
-          } /* if */
-        } /* if */
-      } while (str[i]!='\0');
-    } /* while - in SCPACK section */
-    /* put in another '\0' to terminate the section */
-    buffer[buffersize++]='\0';
-  } /* while - !feof(input) */
-  return buffersize;
-}
-
-static void write_pairtable(FILE *output, unsigned char pairtable[128][2], char *tablename)
-{
-  int i;
-
-  /* dump the pair table */
-  fprintf(output, "/*-*SCPACK start of pair table, do not change or remove this line */\n");
-  fprintf(output, "unsigned char %s[][2] = {", tablename);
-  for (i=0; i<128 && pairtable[i][0]!=0 && pairtable[i][1]!=0; i++) {
-    if ((i % 16)==0)
-      fprintf(output, "\n  ");
-    else
-      fprintf(output, " ");
-    fprintf(output, "{%d,%d}", pairtable[i][0], pairtable[i][1]);
-    /* check if something follows this pair */
-    if (i+1<128 && pairtable[i+1][0]!=0 && pairtable[i+1][1]!=0)
-      fprintf(output, ",");
-  } /* for */
-  fprintf(output, "\n};\n");
-  fprintf(output, "/*-*SCPACK end of pair table, do not change or remove this line */\n");
-}
-
-void writefile(FILE *input, FILE *output, unsigned char *buffer, unsigned buffersize, unsigned char pairtable[128][2])
-{
-  char str[256];
-  int insection, indent, needseparator;
-  unsigned char *bufptr;
-
-  bufptr = buffer;
-  insection = 0;
-
-  rewind(input);
-  while (!feof(input)) {
-    while (fgets(str,sizeof str,input)!=NULL) {
-      fprintf(output,"%s",str);
-      if (check_tablename(str)) {
-        write_pairtable(output, pairtable, tablename);
-        /* strip an existing pair table from the file */
-        if (fgets(str,sizeof str,input)!=NULL) {
-          if (strmatch(str,"/*-*SCPACK",NULL)) {
-            while (fgets(str,sizeof str,input)!=NULL)
-              if (strmatch(str,"/*-*SCPACK",NULL))
-                break;
-          } else {
-            fprintf(output,"%s",str);
-          } /* if */
-        } /* if */
-      } /* if */
-      if (strmatch(str,START_TOKEN,NULL))
-        insection = 1;
-      if (insection && strmatch(str,"#else",NULL))
-        break;
-    } /* while */
-    if (!strmatch(str,"#else",&indent))
-      return;           /* no (more) section found, quit */
-    insection=0;
-
-    /* dump the buffer as strings, separated with commas */
-    needseparator = 0;
-    while (*bufptr != '\0') {
-      assert((unsigned)(bufptr-buffer) < buffersize);
-      if (needseparator)
-        fprintf(output, "%s\n",separator);
-      fprintf(output, "%*c\"",indent+2,' ');
-      /* loop over string */
-      while (*bufptr != '\0') {
-        if (*bufptr<' ' || *bufptr >= 128 || *bufptr == '"' || *bufptr == '\\')
-          fprintf(output, "\\%03o", *bufptr);
-        else
-          fprintf(output, "%c", *bufptr);
-        bufptr++;
-      } /* while */
-      fprintf(output, "\"");
-      needseparator = 1;
-      bufptr++;           /* skip '\0' */
-    } /* while */
-    fprintf(output, "%s\n",terminator);
-    bufptr++;
-
-    /* skip the input file until the #endif section */
-    while (fgets(str,sizeof str,input)!=NULL) {
-      if (strmatch(str,"#endif",NULL)) {
-        fprintf(output,"%s",str);
-        break;          /* done */
-      } /* if */
-    } /* while */
-  } /* while - !feof(input) */
-}
-
-static void usage(void)
-{
-  printf("Usage: scpack <filename> [output file]\n");
-  exit(1);
-}
-
-int main(int argc, char **argv)
-{
-  FILE *in, *out;
-  unsigned char *buffer;
-  unsigned buffersize, orgbuffersize;
-  unsigned char pairtable[128][2];
-
-  if (argc < 2 || argc > 3)
-    usage();
-  if ((in=fopen(argv[1],"rt"))==NULL) {
-    printf("SCPACK: error opening input %s\n",argv[1]);
-    usage();
-  } /* if */
-  if (argc == 2) {
-    if ((out=fopen(TEMPFILE,"wt"))==NULL) {
-      printf("SCPACK: error opening temporary file %s\n",TEMPFILE);
-      usage();
-    } /* if */
-  } else {
-    if ((out=fopen(argv[2],"wt"))==NULL) {
-      printf("SCPACK: error opening output file %s\n",argv[2]);
-      usage();
-    } /* if */
-  } /* if */
-
-  buffer = (unsigned char *)malloc(MAXSIZE);
-  if (buffer == NULL) {
-    printf("SCPACK: error allocating memory\n");
-    return 1;
-  } /* if */
-  /* 1. read the buffer
-   * 2. compress the buffer
-   * 3. copy the file, insert the compressed buffer
-   */
-  buffersize = readbuffer(in, buffer);
-  orgbuffersize = buffersize;
-  if (buffersize > 0) {
-    buffersize = compress(buffer, buffersize, pairtable);
-    writefile(in, out, buffer, buffersize, pairtable);
-    printf("SCPACK: compression ratio: %ld%% (%d -> %d)\n",
-           100L-(100L*buffersize)/orgbuffersize, orgbuffersize, buffersize);
-  } else {
-    printf("SCPACK: no SCPACK section found, nothing to do\n");
-  } /* if */
-  fclose(out);
-  fclose(in);
-  /* let the new file replace the old file */
-  if (buffersize == 0) {
-    if (argc == 2)
-      remove(TEMPFILE);
-    else
-      remove(argv[2]);
-  } else if (argc == 2) {
-    remove(argv[1]);
-    rename(TEMPFILE,argv[1]);
-  } /* if */
-  return 0;
-}
diff --git a/compiler/libpc300/scstub.c b/compiler/libpc300/scstub.c
deleted file mode 100755
index db07520b..00000000
--- a/compiler/libpc300/scstub.c
+++ /dev/null
@@ -1,29 +0,0 @@
-#include <process.h>
-#include <stdio.h>
-#include <string.h>
-
-static char filename[] = "pccdos.exe";
-
-int main(int argc, char *argv[])
-{
-  int result;
-
-  /* build a command line to pass on to the "DOS" program */
-  char path[80], *ptr;
-  strcpy(path,argv[0]);
-  ptr=strrchr(path,'\\');
-  if (ptr==NULL)
-    ptr=strchr(path,':');
-  if (ptr==NULL) {
-    strcpy(path,filename);
-  } else {
-    strcpy(ptr+1,filename);
-  } /* if */
-
-  /* launch the DOS version of the tool */
-  result=execv(path,argv);
-  if (result==-1)
-    printf("Error launching '%s'\n",path);
-  return result;
-}
-