patch 8.1.2374: unused parts of libvterm are includedv8.1.2374

Problem:    Unused parts of libvterm are included.
Solution:   Delete the unused files.

3 files changed, 0 insertions, 886 deletions

diff --git a/src/libvterm/bin/unterm.c b/src/libvterm/bin/unterm.c
deleted file mode 100644
index 987ba691d..000000000
--- a/src/libvterm/bin/unterm.c
+++ /dev/null
@@ -1,288 +0,0 @@
-#include <stdio.h>
-#include <string.h>
-
-#include <errno.h>
-#include <fcntl.h>
-#include <getopt.h>
-#include <unistd.h>
-
-#include "vterm.h"
-
-#define DEFINE_INLINES
-#include "../src/utf8.h" // fill_utf8
-
-#define streq(a,b) (!strcmp(a,b))
-
-static VTerm *vt;
-static VTermScreen *vts;
-
-static int cols;
-static int rows;
-
-static enum {
-  FORMAT_PLAIN,
-  FORMAT_SGR,
-} format = FORMAT_PLAIN;
-
-static int col2index(VTermColor target)
-{
-  int index;
-
-  for(index = 0; index < 256; index++) {
-    VTermColor col;
-    vterm_state_get_palette_color(NULL, index, &col);
-    if(col.red == target.red && col.green == target.green && col.blue == target.blue)
-      return index;
-  }
-  return -1;
-}
-
-static void dump_cell(const VTermScreenCell *cell, const VTermScreenCell *prevcell)
-{
-  switch(format) {
-    case FORMAT_PLAIN:
-      break;
-    case FORMAT_SGR:
-      {
-        // If all 7 attributes change, that means 7 SGRs max
-        // Each colour could consume up to 3
-        int sgr[7 + 2*3]; int sgri = 0;
-
-        if(!prevcell->attrs.bold && cell->attrs.bold)
-          sgr[sgri++] = 1;
-        if(prevcell->attrs.bold && !cell->attrs.bold)
-          sgr[sgri++] = 22;
-
-        if(!prevcell->attrs.underline && cell->attrs.underline)
-          sgr[sgri++] = 4;
-        if(prevcell->attrs.underline && !cell->attrs.underline)
-          sgr[sgri++] = 24;
-
-        if(!prevcell->attrs.italic && cell->attrs.italic)
-          sgr[sgri++] = 3;
-        if(prevcell->attrs.italic && !cell->attrs.italic)
-          sgr[sgri++] = 23;
-
-        if(!prevcell->attrs.blink && cell->attrs.blink)
-          sgr[sgri++] = 5;
-        if(prevcell->attrs.blink && !cell->attrs.blink)
-          sgr[sgri++] = 25;
-
-        if(!prevcell->attrs.reverse && cell->attrs.reverse)
-          sgr[sgri++] = 7;
-        if(prevcell->attrs.reverse && !cell->attrs.reverse)
-          sgr[sgri++] = 27;
-
-        if(!prevcell->attrs.strike && cell->attrs.strike)
-          sgr[sgri++] = 9;
-        if(prevcell->attrs.strike && !cell->attrs.strike)
-          sgr[sgri++] = 29;
-
-        if(!prevcell->attrs.font && cell->attrs.font)
-          sgr[sgri++] = 10 + cell->attrs.font;
-        if(prevcell->attrs.font && !cell->attrs.font)
-          sgr[sgri++] = 10;
-
-        if(prevcell->fg.red   != cell->fg.red   ||
-            prevcell->fg.green != cell->fg.green ||
-            prevcell->fg.blue  != cell->fg.blue) {
-          int index = col2index(cell->fg);
-          if(index == -1)
-            sgr[sgri++] = 39;
-          else if(index < 8)
-            sgr[sgri++] = 30 + index;
-          else if(index < 16)
-            sgr[sgri++] = 90 + (index - 8);
-          else {
-            sgr[sgri++] = 38;
-            sgr[sgri++] = 5 | CSI_ARG_FLAG_MORE;
-            sgr[sgri++] = index | CSI_ARG_FLAG_MORE;
-          }
-        }
-
-        if(prevcell->bg.red   != cell->bg.red   ||
-            prevcell->bg.green != cell->bg.green ||
-            prevcell->bg.blue  != cell->bg.blue) {
-          int index = col2index(cell->bg);
-          if(index == -1)
-            sgr[sgri++] = 49;
-          else if(index < 8)
-            sgr[sgri++] = 40 + index;
-          else if(index < 16)
-            sgr[sgri++] = 100 + (index - 8);
-          else {
-            sgr[sgri++] = 48;
-            sgr[sgri++] = 5 | CSI_ARG_FLAG_MORE;
-            sgr[sgri++] = index | CSI_ARG_FLAG_MORE;
-          }
-        }
-
-        if(!sgri)
-          break;
-
-        printf("\x1b[");
-	{
-	  int i;
-	  for(i = 0; i < sgri; i++)
-	    printf(!i               ? "%d" :
-		CSI_ARG_HAS_MORE(sgr[i]) ? ":%d" :
-		";%d",
-		CSI_ARG(sgr[i]));
-	}
-        printf("m");
-      }
-      break;
-  }
-
-  {
-    int i;
-    for(i = 0; i < VTERM_MAX_CHARS_PER_CELL && cell->chars[i]; i++) {
-      char bytes[6];
-      bytes[fill_utf8(cell->chars[i], bytes)] = 0;
-      printf("%s", bytes);
-    }
-  }
-}
-
-static void dump_eol(const VTermScreenCell *prevcell)
-{
-  switch(format) {
-    case FORMAT_PLAIN:
-      break;
-    case FORMAT_SGR:
-      if(prevcell->attrs.bold || prevcell->attrs.underline || prevcell->attrs.italic ||
-         prevcell->attrs.blink || prevcell->attrs.reverse || prevcell->attrs.strike ||
-         prevcell->attrs.font)
-        printf("\x1b[m");
-      break;
-  }
-
-  printf("\n");
-}
-
-void dump_row(int row)
-{
-  VTermPos pos;
-  VTermScreenCell prevcell;
-  pos.row = row;
-  pos.col = 0;
-  memset(&prevcell, 0, sizeof(prevcell));
-  vterm_state_get_default_colors(vterm_obtain_state(vt), &prevcell.fg, &prevcell.bg);
-
-  while(pos.col < cols) {
-    VTermScreenCell cell;
-    vterm_screen_get_cell(vts, pos, &cell);
-
-    dump_cell(&cell, &prevcell);
-
-    pos.col += cell.width;
-    prevcell = cell;
-  }
-
-  dump_eol(&prevcell);
-}
-
-static int screen_sb_pushline(int cols, const VTermScreenCell *cells, void *user)
-{
-  VTermScreenCell prevcell;
-  int col;
-
-  memset(&prevcell, 0, sizeof(prevcell));
-  vterm_state_get_default_colors(vterm_obtain_state(vt), &prevcell.fg, &prevcell.bg);
-
-  for(col = 0; col < cols; col++) {
-    dump_cell(cells + col, &prevcell);
-    prevcell = cells[col];
-  }
-
-  dump_eol(&prevcell);
-
-  return 1;
-}
-
-static int screen_resize(int new_rows, int new_cols, void *user)
-{
-  rows = new_rows;
-  cols = new_cols;
-  return 1;
-}
-
-static VTermScreenCallbacks cb_screen = {
-  NULL, // damage
-  NULL, // moverect
-  NULL, // movecursor
-  NULL, // settermprop
-  NULL, // bell
-  &screen_resize, // resize
-  &screen_sb_pushline, // sb_pushline
-  NULL, // popline
-};
-
-int main(int argc, char *argv[])
-{
-  int opt;
-  const char *file;
-  int fd;
-  int len;
-  char buffer[1024];
-  int row;
-
-  rows = 25;
-  cols = 80;
-
-  while((opt = getopt(argc, argv, "f:l:c:")) != -1) {
-    switch(opt) {
-      case 'f':
-        if(streq(optarg, "plain"))
-          format = FORMAT_PLAIN;
-        else if(streq(optarg, "sgr"))
-          format = FORMAT_SGR;
-        else {
-          fprintf(stderr, "Unrecognised format '%s'\n", optarg);
-          exit(1);
-        }
-        break;
-
-      case 'l':
-        rows = atoi(optarg);
-        if(!rows)
-          rows = 25;
-        break;
-
-      case 'c':
-        cols = atoi(optarg);
-        if(!cols)
-          cols = 80;
-        break;
-    }
-  }
-
-  file = argv[optind++];
-  fd = open(file, O_RDONLY);
-  if(fd == -1) {
-    fprintf(stderr, "Cannot open %s - %s\n", file, strerror(errno));
-    exit(1);
-  }
-
-  vt = vterm_new(rows, cols);
-  vterm_set_utf8(vt, TRUE);
-
-  vts = vterm_obtain_screen(vt);
-  vterm_screen_set_callbacks(vts, &cb_screen, NULL);
-
-  vterm_screen_reset(vts, 1);
-
-  while((len = read(fd, buffer, sizeof(buffer))) > 0) {
-    vterm_input_write(vt, buffer, len);
-  }
-
-  for(row = 0; row < rows; row++) {
-    dump_row(row);
-  }
-
-  close(fd);
-
-  vterm_free(vt);
-
-  return 0;
-}
diff --git a/src/libvterm/bin/vterm-ctrl.c b/src/libvterm/bin/vterm-ctrl.c
deleted file mode 100644
index 9e06011d1..000000000
--- a/src/libvterm/bin/vterm-ctrl.c
+++ /dev/null
@@ -1,366 +0,0 @@
-#define _XOPEN_SOURCE 500  // strdup
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#define streq(a,b) (strcmp(a,b)==0)
-#define TRUE 1
-#define FALSE 0
-
-#include <termios.h>
-
-static char *getvalue(int *argip, int argc, char *argv[])
-{
-  if(*argip >= argc) {
-    fprintf(stderr, "Expected an option value\n");
-    exit(1);
-  }
-
-  return argv[(*argip)++];
-}
-
-static int getchoice(int *argip, int argc, char *argv[], const char *options[])
-{
-  const char *arg = getvalue(argip, argc, argv);
-
-  int value = -1;
-  while(options[++value])
-    if(streq(arg, options[value]))
-      return value;
-
-  fprintf(stderr, "Unrecognised option value %s\n", arg);
-  exit(1);
-}
-
-typedef enum {
-  OFF,
-  ON,
-  QUERY,
-} BoolQuery;
-
-static BoolQuery getboolq(int *argip, int argc, char *argv[])
-{
-  const char *choices[] = {"off", "on", "query", NULL};
-  return getchoice(argip, argc, argv, choices);
-}
-
-static char *helptext[] = {
-  "reset",
-  "s8c1t [off|on]",
-  "keypad [app|num]",
-  "screen [off|on|query]",
-  "cursor [off|on|query]",
-  "curblink [off|on|query]",
-  "curshape [block|under|bar|query]",
-  "mouse [off|click|clickdrag|motion]",
-  "reportfocus [off|on|query]",
-  "altscreen [off|on|query]",
-  "bracketpaste [off|on|query]",
-  "icontitle [STR]",
-  "icon [STR]",
-  "title [STR]",
-  NULL
-};
-
-static int seticanon(int icanon, int echo)
-{
-  struct termios termios;
-  int ret;
-
-  tcgetattr(0, &termios);
-
-  ret = (termios.c_lflag & ICANON);
-
-  if(icanon) termios.c_lflag |=  ICANON;
-  else       termios.c_lflag &= ~ICANON;
-
-  if(echo) termios.c_lflag |=  ECHO;
-  else     termios.c_lflag &= ~ECHO;
-
-  tcsetattr(0, TCSANOW, &termios);
-
-  return ret;
-}
-
-static void await_c1(unsigned char c1)
-{
-  unsigned char c;
-
-  // await CSI - 8bit or 2byte 7bit form
-  int in_esc = FALSE;
-  while((c = getchar())) {
-    if(c == c1)
-      break;
-    if(in_esc && c == (char)(c1 - 0x40))
-      break;
-    if(!in_esc && c == 0x1b)
-      in_esc = TRUE;
-    else
-      in_esc = FALSE;
-  }
-}
-
-static char *read_csi()
-{
-  unsigned char csi[32];
-  int i = 0;
-
-  await_c1(0x9B); // CSI
-
-  // TODO: This really should be a more robust CSI parser
-  for(; i < sizeof(csi)-1; i++) {
-    int c = csi[i] = getchar();
-    if(c >= 0x40 && c <= 0x7e)
-      break;
-  }
-  csi[++i] = 0;
-
-  // TODO: returns longer than 32?
-
-  return strdup((char *)csi);
-}
-
-static char *read_dcs()
-{
-  unsigned char dcs[32];
-  int in_esc = FALSE;
-  int i;
-
-  await_c1(0x90);
-
-  for(i = 0; i < sizeof(dcs)-1; ) {
-    char c = getchar();
-    if(c == 0x9c) // ST
-      break;
-    if(in_esc && c == 0x5c)
-      break;
-    if(!in_esc && c == 0x1b)
-      in_esc = TRUE;
-    else {
-      dcs[i++] = c;
-      in_esc = FALSE;
-    }
-  }
-  dcs[++i] = 0;
-
-  return strdup((char *)dcs);
-}
-
-static void usage(int exitcode)
-{
-  char **p;
-
-  fprintf(stderr, "Control a libvterm-based terminal\n"
-      "\n"
-      "Options:\n");
-
-  for(p = helptext; *p; p++)
-    fprintf(stderr, "  %s\n", *p);
-
-  exit(exitcode);
-}
-
-static int query_dec_mode(int mode)
-{
-  char *s = NULL;
-
-  printf("\x1b[?%d$p", mode);
-
-  do {
-    int reply_mode, reply_value;
-    char reply_cmd;
-
-    if(s)
-      free(s);
-    s = read_csi();
-
-    // expect "?" mode ";" value "$y"
-
-    // If the sscanf format string ends in a literal, we can't tell from
-    // its return value if it matches. Hence we'll %c the cmd and check it
-    // explicitly
-    if(sscanf(s, "?%d;%d$%c", &reply_mode, &reply_value, &reply_cmd) < 3)
-      continue;
-    if(reply_cmd != 'y')
-      continue;
-
-    if(reply_mode != mode)
-      continue;
-
-    free(s);
-
-    if(reply_value == 1 || reply_value == 3)
-      return TRUE;
-    if(reply_value == 2 || reply_value == 4)
-      return FALSE;
-
-    printf("Unrecognised reply to DECRQM: %d\n", reply_value);
-    return FALSE;
-  } while(1);
-}
-
-static void do_dec_mode(int mode, BoolQuery val, const char *name)
-{
-  switch(val) {
-    case OFF:
-    case ON:
-      printf("\x1b[?%d%c", mode, val == ON ? 'h' : 'l');
-      break;
-
-    case QUERY:
-      if(query_dec_mode(mode))
-        printf("%s on\n", name);
-      else
-        printf("%s off\n", name);
-      break;
-  }
-}
-
-static int query_rqss_numeric(char *cmd)
-{
-  char *s = NULL;
-
-  printf("\x1bP$q%s\x1b\\", cmd);
-
-  do {
-    int num;
-
-    if(s)
-      free(s);
-    s = read_dcs();
-
-    if(!s)
-      return -1;
-    if(strlen(s) < strlen(cmd))
-      return -1;
-    if(strcmp(s + strlen(s) - strlen(cmd), cmd) != 0) {
-      printf("No match\n");
-      continue;
-    }
-
-    if(s[0] != '1' || s[1] != '$' || s[2] != 'r')
-      return -1;
-
-    if(sscanf(s + 3, "%d", &num) != 1)
-      return -1;
-
-    return num;
-  } while(1);
-}
-
-int wasicanon;
-
-void restoreicanon(void)
-{
-  seticanon(wasicanon, TRUE);
-}
-
-int main(int argc, char *argv[])
-{
-  int argi = 1;
-
-  if(argc == 1)
-    usage(0);
-
-  wasicanon = seticanon(FALSE, FALSE);
-  atexit(restoreicanon);
-
-  while(argi < argc) {
-    const char *arg = argv[argi++];
-
-    if(streq(arg, "reset")) {
-      printf("\x1b" "c");
-    }
-    else if(streq(arg, "s8c1t")) {
-      const char *choices[] = {"off", "on", NULL};
-      switch(getchoice(&argi, argc, argv, choices)) {
-      case 0:
-        printf("\x1b F"); break;
-      case 1:
-        printf("\x1b G"); break;
-      }
-    }
-    else if(streq(arg, "keypad")) {
-      const char *choices[] = {"app", "num", NULL};
-      switch(getchoice(&argi, argc, argv, choices)) {
-      case 0:
-        printf("\x1b="); break;
-      case 1:
-        printf("\x1b>"); break;
-      }
-    }
-    else if(streq(arg, "screen")) {
-      do_dec_mode(5, getboolq(&argi, argc, argv), "screen");
-    }
-    else if(streq(arg, "cursor")) {
-      do_dec_mode(25, getboolq(&argi, argc, argv), "cursor");
-    }
-    else if(streq(arg, "curblink")) {
-      do_dec_mode(12, getboolq(&argi, argc, argv), "curblink");
-    }
-    else if(streq(arg, "curshape")) {
-      // TODO: This ought to query the current value of DECSCUSR because it
-      //   may need blinking on or off
-      const char *choices[] = {"block", "under", "bar", "query", NULL};
-      int shape = getchoice(&argi, argc, argv, choices);
-      switch(shape) {
-        case 3: // query
-          shape = query_rqss_numeric(" q");
-          switch(shape) {
-            case 1: case 2:
-              printf("curshape block\n");
-              break;
-            case 3: case 4:
-              printf("curshape under\n");
-              break;
-            case 5: case 6:
-              printf("curshape bar\n");
-              break;
-          }
-          break;
-
-        case 0:
-        case 1:
-        case 2:
-          printf("\x1b[%d q", 1 + (shape * 2));
-          break;
-      }
-    }
-    else if(streq(arg, "mouse")) {
-      const char *choices[] = {"off", "click", "clickdrag", "motion", NULL};
-      switch(getchoice(&argi, argc, argv, choices)) {
-      case 0:
-        printf("\x1b[?1000l"); break;
-      case 1:
-        printf("\x1b[?1000h"); break;
-      case 2:
-        printf("\x1b[?1002h"); break;
-      case 3:
-        printf("\x1b[?1003h"); break;
-      }
-    }
-    else if(streq(arg, "reportfocus")) {
-      do_dec_mode(1004, getboolq(&argi, argc, argv), "reportfocus");
-    }
-    else if(streq(arg, "altscreen")) {
-      do_dec_mode(1049, getboolq(&argi, argc, argv), "altscreen");
-    }
-    else if(streq(arg, "bracketpaste")) {
-      do_dec_mode(2004, getboolq(&argi, argc, argv), "bracketpaste");
-    }
-    else if(streq(arg, "icontitle")) {
-      printf("\x1b]0;%s\a", getvalue(&argi, argc, argv));
-    }
-    else if(streq(arg, "icon")) {
-      printf("\x1b]1;%s\a", getvalue(&argi, argc, argv));
-    }
-    else if(streq(arg, "title")) {
-      printf("\x1b]2;%s\a", getvalue(&argi, argc, argv));
-    }
-    else {
-      fprintf(stderr, "Unrecognised command %s\n", arg);
-      exit(1);
-    }
-  }
-  return 0;
-}
diff --git a/src/libvterm/bin/vterm-dump.c b/src/libvterm/bin/vterm-dump.c
deleted file mode 100644
index 7d3916595..000000000
--- a/src/libvterm/bin/vterm-dump.c
+++ /dev/null
@@ -1,232 +0,0 @@
-// Require getopt(3)
-#define _XOPEN_SOURCE
-
-#include <stdio.h>
-#include <string.h>
-#define streq(a,b) (strcmp(a,b)==0)
-
-#include <errno.h>
-#include <fcntl.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-
-#include "vterm.h"
-
-static const char *special_begin = "{";
-static const char *special_end   = "}";
-
-static int parser_text(const char bytes[], size_t len, void *user)
-{
-  unsigned char *b = (unsigned char *)bytes;
-
-  int i;
-  for(i = 0; i < len; ) {
-    if(b[i] < 0x20)        // C0
-      break;
-    else if(b[i] < 0x80)   // ASCII
-      i++;
-    else if(b[i] < 0xa0)   // C1
-      break;
-    else if(b[i] < 0xc0)   // UTF-8 continuation
-      break;
-    else if(b[i] < 0xe0) { // UTF-8 2-byte
-      // 2-byte UTF-8
-      if(len < i+2) break;
-      i += 2;
-    }
-    else if(b[i] < 0xf0) { // UTF-8 3-byte
-      if(len < i+3) break;
-      i += 3;
-    }
-    else if(b[i] < 0xf8) { // UTF-8 4-byte
-      if(len < i+4) break;
-      i += 4;
-    }
-    else                   // otherwise invalid
-      break;
-  }
-
-  printf("%.*s", i, b);
-  return i;
-}
-
-// 0     1      2      3       4     5      6      7      8      9      A      B      C      D      E      F
-static const char *name_c0[] = {
-  "NUL", "SOH", "STX", "ETX", "EOT", "ENQ", "ACK", "BEL", "BS",  "HT",  "LF",  "VT",  "FF",  "CR",  "LS0", "LS1",
-  "DLE", "DC1", "DC2", "DC3", "DC4", "NAK", "SYN", "ETB", "CAN", "EM",  "SUB", "ESC", "FS",  "GS",  "RS",  "US",
-};
-static const char *name_c1[] = {
-  NULL,  NULL,  "BPH", "NBH", NULL,  "NEL", "SSA", "ESA", "HTS", "HTJ", "VTS", "PLD", "PLU", "RI",  "SS2", "SS3",
-  "DCS", "PU1", "PU2", "STS", "CCH", "MW",  "SPA", "EPA", "SOS", NULL,  "SCI", "CSI", "ST",  "OSC", "PM",  "APC",
-};
-
-static int parser_control(unsigned char control, void *user)
-{
-  if(control < 0x20)
-    printf("%s%s%s", special_begin, name_c0[control], special_end);
-  else if(control >= 0x80 && control < 0xa0 && name_c1[control - 0x80])
-    printf("%s%s%s", special_begin, name_c1[control - 0x80], special_end);
-  else
-    printf("%sCONTROL 0x%02x%s", special_begin, control, special_end);
-
-  if(control == 0x0a)
-    printf("\n");
-  return 1;
-}
-
-static int parser_escape(const char bytes[], size_t len, void *user)
-{
-  if(bytes[0] >= 0x20 && bytes[0] < 0x30) {
-    if(len < 2)
-      return -1;
-    len = 2;
-  }
-  else {
-    len = 1;
-  }
-
-  printf("%sESC %.*s%s", special_begin, (int)len, bytes, special_end);
-
-  return len;
-}
-
-// 0     1      2      3       4     5      6      7      8      9      A      B      C      D      E      F
-static const char *name_csi_plain[] = {
-  "ICH", "CUU", "CUD", "CUF", "CUB", "CNL", "CPL", "CHA", "CUP", "CHT", "ED",  "EL",  "IL",  "DL",  "EF",  "EA",
-  "DCH", "SSE", "CPR", "SU",  "SD",  "NP",  "PP",  "CTC", "ECH", "CVT", "CBT", "SRS", "PTX", "SDS", "SIMD",NULL,
-  "HPA", "HPR", "REP", "DA",  "VPA", "VPR", "HVP", "TBC", "SM",  "MC",  "HPB", "VPB", "RM",  "SGR", "DSR", "DAQ",
-};
-
-//0           4           8           B
-static const int newline_csi_plain[] = {
-  0, 1, 1, 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0,
-};
-
-static int parser_csi(const char *leader, const long args[], int argcount, const char *intermed, char command, void *user)
-{
-  const char *name = NULL;
-  if(!leader && !intermed && command < 0x70)
-    name = name_csi_plain[command - 0x40];
-  else if(leader && streq(leader, "?") && !intermed) {
-    // DEC
-    switch(command) {
-      case 'h': name = "DECSM"; break;
-      case 'l': name = "DECRM"; break;
-    }
-    if(name)
-      leader = NULL;
-  }
-
-  if(!leader && !intermed && command < 0x70 && newline_csi_plain[command - 0x40])
-    printf("\n");
-
-  if(name)
-    printf("%s%s", special_begin, name);
-  else
-    printf("%sCSI", special_begin);
-
-  if(leader && leader[0])
-    printf(" %s", leader);
-
-  {
-    int i;
-    for(i = 0; i < argcount; i++) {
-      printf(i ? "," : " ");
-  }
-
-    if(args[i] == CSI_ARG_MISSING)
-      printf("*");
-    else {
-      while(CSI_ARG_HAS_MORE(args[i]))
-        printf("%ld+", CSI_ARG(args[i++]));
-      printf("%ld", CSI_ARG(args[i]));
-    }
-  }
-
-  if(intermed && intermed[0])
-    printf(" %s", intermed);
-
-  if(name)
-    printf("%s", special_end);
-  else
-    printf(" %c%s", command, special_end);
-
-  return 1;
-}
-
-static int parser_osc(const char *command, size_t cmdlen, void *user)
-{
-  printf("%sOSC %.*s%s", special_begin, (int)cmdlen, command, special_end);
-
-  return 1;
-}
-
-static int parser_dcs(const char *command, size_t cmdlen, void *user)
-{
-  printf("%sDCS %.*s%s", special_begin, (int)cmdlen, command, special_end);
-
-  return 1;
-}
-
-static VTermParserCallbacks parser_cbs = {
-  &parser_text, // text
-  &parser_control, // control
-  &parser_escape, // escape
-  &parser_csi, // csi
-  &parser_osc, // osc
-  &parser_dcs, // dcs
-  NULL // resize
-};
-
-int main(int argc, char *argv[])
-{
-  int use_colour = isatty(1);
-  const char *file;
-  int fd;
-  VTerm *vt;
-  int len;
-  char buffer[1024];
-
-  int opt;
-  while((opt = getopt(argc, argv, "c")) != -1) {
-    switch(opt) {
-      case 'c': use_colour = 1; break;
-    }
-  }
-
-  file = argv[optind++];
-
-  if(!file || streq(file, "-"))
-    fd = 0; // stdin
-  else {
-    fd = open(file, O_RDONLY);
-    if(fd == -1) {
-      fprintf(stderr, "Cannot open %s - %s\n", file, strerror(errno));
-      exit(1);
-    }
-  }
-
-  if(use_colour) {
-    special_begin = "\x1b[7m{";
-    special_end   = "}\x1b[m";
-  }
-
-  // Size matters not for the parser
-  vt = vterm_new(25, 80);
-  vterm_set_utf8(vt, 1);
-  vterm_parser_set_callbacks(vt, &parser_cbs, NULL);
-
-  while((len = read(fd, buffer, sizeof(buffer))) > 0) {
-    vterm_input_write(vt, buffer, len);
-  }
-
-  printf("\n");
-
-  close(fd);
-  vterm_free(vt);
-
-  return 0;
-}