Function grtext_Puts

grtext/grtext.cpp:441–494

draws a string

#define GR_STR_LEN 128
//	draws a string
void grtext_Puts(int x, int y, const char *str) {
  struct {
    char op;
    int16_t x, y;
  } cmd;

  ASSERT((Grtext_ptr + sizeof(cmd) + strlen(str) + 1) < GRTEXT_BUFLEN);

  cmd.op = GRTEXTOP_PUTS;
  cmd.x = (int16_t)x;
  cmd.y = (int16_t)y;

  ASSERT((Grtext_ptr + sizeof(cmd) + strlen(str) + 1) < GRTEXT_BUFLEN);

  cmd.op = GRTEXTOP_PUTS;
  cmd.x = (int16_t)x;
  cmd.y = (int16_t)y;
  memcpy(&Grtext_buffer[Grtext_ptr], &cmd, sizeof(cmd));
  Grtext_ptr += sizeof(cmd);
  strcpy(&Grtext_buffer[Grtext_ptr], str);

  if (grtext_FilterProfanity) {
    // DAJ changed to local to reduce memory thrashing
    // DAJ		char *lowerstr = (char *)mem_malloc(strlen(str)+1);
    char lowerstr[GR_STR_LEN];

    int slen = strlen(str);
    if (slen >= GR_STR_LEN)
      slen = GR_STR_LEN - 1;

    for (int a = 0; a < slen; a++)
      lowerstr[a] = tolower(str[a]);

    lowerstr[slen] = '\0';

    for (auto & bad_word : bad_words) {
      char *p = strstr(lowerstr, (char *)bad_word);
      while (p) {
        int len = strlen((char *)bad_word);
        char *realp = (char *)((int)(p - lowerstr) + &Grtext_buffer[Grtext_ptr]);
        for (int a = 0; a < len; a++) {
          ASSERT(p);
          *realp = subst_chars[(*realp) % NUM_SUBST_CHARS];
          *p = *realp;
          realp++;
        }
        p = strstr(lowerstr, (char *)bad_word);
      };
    }
    // DAJ		mem_free(lowerstr);
  }

  Grtext_ptr += (strlen(str) + 1);
}

//	puts a character down
void grtext_PutChar(int x, int y, int ch) {