コード例 #1
0
int m_fork(void) {
    pid_t r;
    r= fork();
    if (r == -1) {
        onerr_abort++;
        ohshite(_("fork failed"));
    }
    if (r > 0) return r;
    push_cleanup(cu_m_fork,~0, NULL,0, 0);
    set_error_display(print_error_forked,NULL);
    return r;
}
コード例 #2
0
ファイル: main.c プロジェクト: jtniehof/dpkg
void commandfd(const char *const *argv) {
  jmp_buf ejbuf;
  struct varbuf linevb = VARBUF_INIT;
  const char * pipein;
  const char **newargs = NULL;
  char *ptr, *endptr;
  FILE *in;
  unsigned long infd;
  int c, lno, i;
  bool skipchar;
  void (*actionfunction)(const char *const *argv);

  pipein = *argv++;
  if (pipein == NULL)
    badusage(_("--command-fd takes one argument, not zero"));
  if (*argv)
    badusage(_("--command-fd only takes one argument"));
  errno = 0;
  infd = strtoul(pipein, &endptr, 10);
  if (pipein == endptr || *endptr || infd > INT_MAX)
    ohshite(_("invalid integer for --%s: `%.250s'"), "command-fd", pipein);
  if ((in= fdopen(infd, "r")) == NULL)
    ohshite(_("couldn't open `%i' for stream"), (int) infd);

  if (setjmp(ejbuf)) { /* expect warning about possible clobbering of argv */
    error_unwind(ehflag_bombout); exit(2);
  }

  for (;;) {
    bool mode = false;
    int argc= 1;
    lno= 0;
    push_error_handler(&ejbuf, print_error_fatal, NULL);

    do { c= getc(in); if (c == '\n') lno++; } while (c != EOF && isspace(c));
    if (c == EOF) break;
    if (c == '#') {
      do { c= getc(in); if (c == '\n') lno++; } while (c != EOF && c != '\n');
      continue;
    }
    varbufreset(&linevb);
    do {
      varbufaddc(&linevb,c);
      c= getc(in);
      if (c == '\n') lno++;
      if (isspace(c)) argc++;  /* This isn't fully accurate, but overestimating can't hurt. */
    } while (c != EOF && c != '\n');
    if (c == EOF) ohshit(_("unexpected eof before end of line %d"),lno);
    if (!argc) continue;
    varbufaddc(&linevb,0);
    newargs = m_realloc(newargs, sizeof(const char *) * (argc + 1));
    argc= 1;
    ptr= linevb.buf;
    endptr= ptr + linevb.used;
    skipchar = false;
    while(ptr < endptr) {
      if (skipchar) {
	skipchar = false;
      } else if (*ptr == '\\') {
	memmove(ptr, (ptr+1), (linevb.used-(linevb.buf - ptr)-1));
	endptr--;
	skipchar = true;
	continue;
      } else if (isspace(*ptr)) {
	if (mode == true) {
	  *ptr = '\0';
	  mode = false;
	}
      } else {
	if (mode == false) {
	  newargs[argc]= ptr;
	  argc++;
	  mode = true;
	}
      }
      ptr++;
    }
    *ptr = '\0';
    newargs[argc++] = NULL;

/* We strdup each argument, but never free it, because the error messages
 * contain references back to these strings.  Freeing them, and reusing
 * the memory, would make those error messages confusing, to say the
 * least.
 */
    for(i=1;i<argc;i++)
      if (newargs[i])
        newargs[i] = m_strdup(newargs[i]);

    cipaction= NULL;
    myopt((const char *const**)&newargs,cmdinfos);
    if (!cipaction) badusage(_("need an action option"));

    actionfunction= (void (*)(const char* const*))cipaction->farg;
    actionfunction(newargs);
    set_error_display(NULL, NULL);
    error_unwind(ehflag_normaltidy);
  }
}
コード例 #3
0
ファイル: snd-gmain.c プロジェクト: OS2World/MM-SOUND-Snd
GtkWidget *snd_as_widget(int argc, char **argv, GtkWidget *parent, void (*error_func)(const char *msg))
{

#else

void snd_doit(int argc, char **argv)
{
#endif
  GtkWidget *shell;
  int i;

#ifdef SND_AS_WIDGET
  set_error_display(error_func);
  ss = snd_main(argc, argv);
#else
  gtk_init(&argc, &argv);

#if (!HAVE_GTK_3)
#ifndef HAVE_OSX
  gdk_set_locale();
#endif
#endif

#endif

  ss->channel_min_height = CHANNEL_MIN_HEIGHT;
  ss->Graph_Cursor = DEFAULT_GRAPH_CURSOR;

#ifndef SND_AS_WIDGET
  shell = gtk_window_new(GTK_WINDOW_TOPLEVEL);
  sg_make_resizable(shell);
#endif

  auto_open_files = argc-1;
  if (argc > 1) auto_open_file_names = (char **)(argv + 1);
  ss->startup_title = mus_strdup("snd");
  set_sound_style(SOUNDS_VERTICAL);
  for (i = 1; i < argc; i++)
    if ((strcmp(argv[i], "-h") == 0) || 
	(strcmp(argv[i], "-horizontal") == 0) ||
	(strcmp(argv[i], "--horizontal") == 0))
      set_sound_style(SOUNDS_HORIZONTAL);
    else
      if ((strcmp(argv[i], "-v") == 0) || 
	  (strcmp(argv[i], "-vertical") == 0) ||
	  (strcmp(argv[i], "--vertical") == 0))
	set_sound_style(SOUNDS_VERTICAL);
      else
	if ((strcmp(argv[i], "-notebook") == 0) ||
	    (strcmp(argv[i], "--notebook") == 0))
	  set_sound_style(SOUNDS_IN_NOTEBOOK);
	else
	  if ((strcmp(argv[i], "-separate") == 0) ||
	      (strcmp(argv[i], "--separate") == 0))
	    set_sound_style(SOUNDS_IN_SEPARATE_WINDOWS);
	  else
	    if (strcmp(argv[i], "-noglob") == 0)
	      noglob = true;
	    else
	      if (strcmp(argv[i], "-noinit") == 0)
		noinit = true;
	      else
		if (strcmp(argv[i], "-nostdin") == 0)
		  nostdin = true;
		else
		  if ((strcmp(argv[i], "-b") == 0) || 
		      (strcmp(argv[i], "-batch") == 0) ||
		      (strcmp(argv[i], "--batch") == 0))
		    batch = true;
		  else
		    if (strcmp(argv[i], "--features") == 0) /* testing (compsnd) */
		      check_features_list(argv[i + 1]);

  ss->batch_mode = batch;
  set_auto_resize(AUTO_RESIZE_DEFAULT);
  ss->zoom_slider_width = ZOOM_SLIDER_WIDTH;
  ss->position_slider_width = POSITION_SLIDER_WIDTH;
  ss->channel_sash_indent = CHANNEL_SASH_INDENT; /* not currently used */
  ss->channel_sash_size = CHANNEL_SASH_SIZE;
  ss->sash_size = SASH_SIZE;
  ss->sash_indent = SASH_INDENT;
  ss->toggle_size = TOGGLE_SIZE;
  ss->graph_is_active = false;
  ss->bg_gradient = 0.05;

  ss->white =                         WHITE_COLOR;
  ss->black =                         BLACK_COLOR;
  ss->light_blue =                    LIGHT_BLUE_COLOR;
  ss->lighter_blue =                  LIGHTER_BLUE_COLOR;
  ss->red =                           RED_COLOR;
  ss->green =                         GREEN_COLOR;
  ss->blue =                          BLUE_COLOR;
  ss->yellow =                        YELLOW_COLOR;
  ss->highlight_color =               HIGHLIGHT_COLOR;
  ss->basic_color =                   BASIC_COLOR;
  ss->position_color =                POSITION_COLOR;
  ss->zoom_color =                    ZOOM_COLOR;
  ss->cursor_color =                  CURSOR_COLOR;
  ss->selection_color =               SELECTION_COLOR;
  ss->mix_color =                     MIX_COLOR;
  ss->enved_waveform_color =          ENVED_WAVEFORM_COLOR;
  ss->filter_control_waveform_color = FILTER_CONTROL_WAVEFORM_COLOR;
  ss->listener_color =                LISTENER_COLOR;
  ss->listener_text_color =           LISTENER_TEXT_COLOR;
  ss->graph_color =                   GRAPH_COLOR;
  ss->selected_graph_color =          SELECTED_GRAPH_COLOR;
  ss->data_color =                    DATA_COLOR;
  ss->selected_data_color =           SELECTED_DATA_COLOR;
  ss->mark_color =                    MARK_COLOR;
  ss->sash_color =                    SASH_COLOR;
  ss->text_focus_color =              TEXT_FOCUS_COLOR;

  ss->grid_color = get_in_between_color(ss->data_color, ss->graph_color);
  ss->selected_grid_color = get_in_between_color(ss->selected_data_color, ss->selected_graph_color);

  ss->axis_color_set = false;

  ss->orig_data_color = ss->data_color;
  ss->orig_selected_data_color = ss->selected_data_color;
  ss->orig_mark_color = ss->mark_color;
  ss->orig_mix_color = ss->mix_color;
  ss->orig_graph_color = ss->graph_color;
  ss->orig_selected_graph_color = ss->selected_graph_color;
  ss->orig_listener_color = ss->listener_color;
  ss->orig_listener_text_color = ss->listener_text_color;
  ss->orig_cursor_color = ss->cursor_color;
  ss->orig_basic_color = ss->basic_color;
  ss->orig_selection_color = ss->selection_color;
  ss->orig_zoom_color = ss->zoom_color;
  ss->orig_position_color = ss->position_color;
  ss->orig_highlight_color = ss->highlight_color;

  if ((!(set_tiny_font(DEFAULT_TINY_FONT))) &&
      (!(set_tiny_font(FALLBACK_FONT))))
    fprintf(stderr, "can't find tiny font: %s", DEFAULT_TINY_FONT);

  if ((!(set_axis_label_font(DEFAULT_AXIS_LABEL_FONT))) &&
      (!(set_axis_label_font(FALLBACK_FONT))))
    fprintf(stderr, "can't find axis label font: %s", DEFAULT_AXIS_LABEL_FONT);

  if ((!(set_axis_numbers_font(DEFAULT_AXIS_NUMBERS_FONT))) &&
      (!(set_axis_numbers_font(FALLBACK_FONT))))
    fprintf(stderr, "can't find axis numbers font: %s", DEFAULT_AXIS_NUMBERS_FONT);

  if ((!(set_peaks_font(DEFAULT_PEAKS_FONT))) &&
      (!(set_peaks_font(FALLBACK_FONT))))
    fprintf(stderr, "can't find peaks font: %s", DEFAULT_PEAKS_FONT);

  if ((!(set_bold_peaks_font(DEFAULT_BOLD_PEAKS_FONT))) &&
      (!(set_bold_peaks_font(FALLBACK_FONT))))
    fprintf(stderr, "can't find bold peaks font: %s", DEFAULT_BOLD_PEAKS_FONT);

  if (!(set_listener_font(FALLBACK_FONT)))
    fprintf(stderr, "can't find listener font: %s", FALLBACK_FONT);

  ss->orig_axis_label_font = mus_strdup(axis_label_font(ss));
  ss->orig_axis_numbers_font = mus_strdup(axis_numbers_font(ss));
  ss->orig_peaks_font = mus_strdup(peaks_font(ss));
  ss->orig_bold_peaks_font = mus_strdup(bold_peaks_font(ss));
  ss->orig_listener_font = mus_strdup(listener_font(ss));
  ss->orig_tiny_font = mus_strdup(tiny_font(ss));

#if (!HAVE_GTK_3)
  init_gtk();
#endif

  MAIN_PANE(ss) = gtk_vbox_new(false, 0); /* not homogenous, spacing 0 */

#if (HAVE_GTK_3)
  init_gtk();
#endif
  
#ifdef SND_AS_WIDGET
  MAIN_SHELL(ss) = parent;
  shell = MAIN_PANE(ss);
#else
  MAIN_SHELL(ss) = shell;
  gtk_container_add(GTK_CONTAINER(MAIN_SHELL(ss)), MAIN_PANE(ss));
#endif
  add_menu(); /* adds menubar to MAIN_PANE (via box_pack_start) */
  if (with_toolbar(ss)) show_toolbar();

  if (sound_style(ss) != SOUNDS_IN_SEPARATE_WINDOWS)
    {
      SOUND_PANE(ss) = gtk_vpaned_new();
      gtk_container_set_border_width(GTK_CONTAINER(SOUND_PANE(ss)), 0);
      gtk_container_add(GTK_CONTAINER(MAIN_PANE(ss)), SOUND_PANE(ss));
      if (sound_style(ss) == SOUNDS_IN_NOTEBOOK)
	{
	  SOUND_PANE_BOX(ss) = gtk_notebook_new();
	  gtk_notebook_set_tab_pos(GTK_NOTEBOOK(SOUND_PANE_BOX(ss)), GTK_POS_TOP);
          SG_SIGNAL_CONNECT(SOUND_PANE_BOX(ss), "switch_page", notebook_switch_page, NULL);
	}
      else 
	{
	  if (sound_style(ss) == SOUNDS_HORIZONTAL)
	    SOUND_PANE_BOX(ss) = gtk_hbox_new(false, 0);
	  else SOUND_PANE_BOX(ss) = gtk_vbox_new(false, 0);
	}
      gtk_paned_add1(GTK_PANED(SOUND_PANE(ss)), SOUND_PANE_BOX(ss));
      gtk_widget_show(SOUND_PANE_BOX(ss));
      gtk_widget_show(SOUND_PANE(ss));
    }
  gtk_widget_show(MAIN_PANE(ss));
  gtk_widget_show(MAIN_SHELL(ss));
  
#ifndef SND_AS_WIDGET
#if HAVE_GTK_ADJUSTMENT_GET_UPPER
  MAIN_WINDOW(ss) = gtk_widget_get_window(MAIN_SHELL(ss));
#else
  MAIN_WINDOW(ss) = MAIN_SHELL(ss)->window;
#endif
#else
  MAIN_WINDOW(ss) = gtk_widget_get_parent_window(MAIN_SHELL(ss));
#endif
  
  setup_gcs();
  if (batch) gtk_widget_hide(MAIN_SHELL(ss));
  else gdk_window_resize(WIDGET_TO_WINDOW(MAIN_SHELL(ss)), INITIAL_WINDOW_WIDTH, INITIAL_WINDOW_HEIGHT);
  startup_funcs();
  
#if HAVE_SETJMP_H
#if MUS_TRAP_SEGFAULT
  if (sigsetjmp(envHandleEventsLoop, 1))
    {
      if (!(ss->exiting))
	snd_error_without_format("Caught seg fault (will try to continue):\n");
      else
	{
	  snd_error_without_format("Caught seg fault while trying to exit.\n");
	  exit(0);
	}
    }
#endif
  if (setjmp(top_level_jump))
    {
      if (!(ss->jump_ok))
	snd_error_without_format("Caught top level error (will try to continue):\n");
      else ss->jump_ok = false;
    }
#endif
  
  if (ss->startup_errors)
    {
      post_it("Error in initialization", ss->startup_errors);
      free(ss->startup_errors);
      ss->startup_errors = NULL;
    }

#if HAVE_GTK_3
  set_basic_color(ss->basic_color);
  color_listener(ss->listener_color);

  color_chan_components(ss->zoom_color, COLOR_ZOOM);
  color_chan_components(ss->position_color, COLOR_POSITION);
#endif

#ifndef SND_AS_WIDGET
  set_up_icon();
  gtk_main();
#else
  return(shell);
#endif
}