debug.c File Reference

Colour Debugging. More...

#include "config.h"
#include <stdio.h>
#include "mutt/lib.h"
#include "gui/lib.h"
#include "debug.h"
#include "pager/lib.h"
#include "attr.h"
#include "curses2.h"
#include "dump.h"
#include "pager/private_data.h"

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Functions
const char *	color_log_color (color_t fg, color_t bg)
	Get a colourful string to represent a colour in the log.
void	ansi_colors_dump (struct Buffer *buf)
	Dump all the ANSI colours.
void	curses_color_dump (struct CursesColor *cc, const char *prefix)
	Log one Curses colour.
void	curses_colors_dump (struct Buffer *buf)
	Dump all the Curses colours.
void	merged_colors_dump (struct Buffer *buf)
	Dump all the Merged colours.

Variables
struct AttrColorList	MergedColors
	Array of user colours.
struct CursesColorList	CursesColors
	List of all Curses colours.

Detailed Description

Colour Debugging.

Authors

• Richard Russon

Copyright

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see http://www.gnu.org/licenses/.

Definition in file debug.c.

Function Documentation

color_log_color()

const char * color_log_color	(	color_t	fg,
		color_t	bg
	)

Get a colourful string to represent a colour in the log.

Parameters

fg	Foreground colour
bg	Background colour

Return values

ptr	Generated string

Note

Do not free the returned string

Definition at line 51 of file debug.c.

{
  static char text[64];
  size_t pos = 0;
 
  if (fg != -1)
  {
    int r = (fg >> 16) & 0xff;
    int g = (fg >> 8) & 0xff;
    int b = (fg >> 0) & 0xff;
 
    pos += snprintf(text + pos, sizeof(text) - pos, "\033[38;2;%d;%d;%dm", r, g, b);
  }
 
  if (bg != -1)
  {
    int r = (bg >> 16) & 0xff;
    int g = (bg >> 8) & 0xff;
    int b = (bg >> 0) & 0xff;
 
    pos += snprintf(text + pos, sizeof(text) - pos, "\033[48;2;%d;%d;%dm", r, g, b);
  }
 
  pos += snprintf(text + pos, sizeof(text) - pos, "XXXXXX\033[0m");
 
  return text;
}

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ansi_colors_dump()

void ansi_colors_dump

(

struct Buffer *

buf

)

Dump all the ANSI colours.

Parameters

buf	Buffer for result

Definition at line 83 of file debug.c.

{
  struct MuttWindow *win = window_get_focus();
  if (!win || (win->type != WT_CUSTOM) || !win->parent || (win->parent->type != WT_PAGER))
    return;
 
  struct PagerPrivateData *priv = win->parent->wdata;
  if (!priv || TAILQ_EMPTY(&priv->ansi_list))
    return;
 
  struct Buffer *swatch = buf_pool_get();
  char color_fg[64] = { 0 };
  char color_bg[64] = { 0 };
 
  buf_addstr(buf, "# Ansi Colors\n");
  struct AttrColor *ac = NULL;
  TAILQ_FOREACH(ac, &priv->ansi_list, entries)
  {
    struct CursesColor *cc = ac->curses_color;
    if (!cc)
      continue;
 
    color_log_color_attrs(ac, swatch);
    buf_add_printf(buf, "# %-30s %-16s %-16s # %s\n", color_log_attrs_list(ac->attrs),
                   color_log_name(color_fg, sizeof(color_fg), &ac->fg),
                   color_log_name(color_bg, sizeof(color_bg), &ac->bg),
                   buf_string(swatch));
  }
 
  buf_addstr(buf, "\n");
  buf_pool_release(&swatch);
}

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curses_color_dump()

void curses_color_dump	(	struct CursesColor *	cc,
		const char *	prefix
	)

Log one Curses colour.

Parameters

cc	CursesColor to log
prefix	Prefix for the log line

Definition at line 121 of file debug.c.

{
  if (!cc)
    return;
 
  char fg[16] = "-";
  char bg[16] = "-";
 
  if (cc->fg != -1)
    snprintf(fg, sizeof(fg), "#%06x", cc->fg);
  if (cc->bg != -1)
    snprintf(bg, sizeof(bg), "#%06x", cc->bg);
 
  const char *color = color_log_color(cc->fg, cc->bg);
  color_debug(LL_DEBUG5, "%s index %d, %s %s %s rc %d\n", NONULL(prefix),
              cc->index, fg, bg, color, cc->ref_count);
}

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curses_colors_dump()

void curses_colors_dump

(

struct Buffer *

buf

)

Dump all the Curses colours.

Parameters

buf	Buffer for result

Definition at line 143 of file debug.c.

{
  if (TAILQ_EMPTY(&CursesColors))
    return;
 
  struct Buffer *swatch = buf_pool_get();
 
  buf_addstr(buf, "# Curses Colors\n");
  buf_add_printf(buf, "# Index fg      bg      Color  rc\n");
 
  struct CursesColor *cc = NULL;
  TAILQ_FOREACH(cc, &CursesColors, entries)
  {
    char fg[16] = "-";
    char bg[16] = "-";
 
    if (cc->fg != -1)
      snprintf(fg, sizeof(fg), "#%06x", cc->fg);
    if (cc->bg != -1)
      snprintf(bg, sizeof(bg), "#%06x", cc->bg);
 
    const char *color = color_log_color(cc->fg, cc->bg);
    buf_add_printf(buf, "# %5d %-7s %-7s %s %2d\n", cc->index, fg, bg, color, cc->ref_count);
  }
 
  buf_addstr(buf, "\n");
  buf_pool_release(&swatch);
}

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merged_colors_dump()

void merged_colors_dump

(

struct Buffer *

buf

)

Dump all the Merged colours.

Parameters

buf	Buffer for result

Definition at line 176 of file debug.c.

{
  if (TAILQ_EMPTY(&MergedColors))
    return;
 
  struct Buffer *swatch = buf_pool_get();
  char color_fg[64] = { 0 };
  char color_bg[64] = { 0 };
 
  buf_addstr(buf, "# Merged Colors\n");
  struct AttrColor *ac = NULL;
  TAILQ_FOREACH(ac, &MergedColors, entries)
  {
    struct CursesColor *cc = ac->curses_color;
    if (!cc)
      continue;
 
    color_log_color_attrs(ac, swatch);
    buf_add_printf(buf, "# %-30s %-16s %-16s # %s\n", color_log_attrs_list(ac->attrs),
                   color_log_name(color_fg, sizeof(color_fg), &ac->fg),
                   color_log_name(color_bg, sizeof(color_bg), &ac->bg),
                   buf_string(swatch));
  }
 
  buf_addstr(buf, "\n");
  buf_pool_release(&swatch);
}

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Variable Documentation

MergedColors

struct AttrColorList MergedColors

extern

Array of user colours.

Definition at line 39 of file merged.c.

CursesColors

struct CursesColorList CursesColors

extern

List of all Curses colours.

Definition at line 38 of file curses.c.