bba9917c3b
Fix a debug statement. Only the callback function (performing the incrementing of dpv_overall_oread) knows what its purpose is (and often times it was bytes, not lines). MFC r283975 (araujo): Clean up unused variable and silence clang warnings.
768 lines
22 KiB
C
768 lines
22 KiB
C
/*-
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* Copyright (c) 2013-2014 Devin Teske <dteske@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/types.h>
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#define _BSD_SOURCE /* to get dprintf() prototype in stdio.h below */
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#include <dialog.h>
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#include <err.h>
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#include <libutil.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <string_m.h>
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#include <unistd.h>
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#include "dialog_util.h"
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#include "dialogrc.h"
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#include "dprompt.h"
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#include "dpv.h"
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#include "dpv_private.h"
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#define FLABEL_MAX 1024
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static int fheight = 0; /* initialized by dprompt_init() */
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static char dprompt[PROMPT_MAX + 1] = "";
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static char *dprompt_pos = (char *)(0); /* treated numerically */
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/* Display characteristics */
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#define FM_DONE 0x01
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#define FM_FAIL 0x02
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#define FM_PEND 0x04
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static uint8_t dprompt_free_mask;
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static char *done = NULL;
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static char *fail = NULL;
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static char *pend = NULL;
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int display_limit = DISPLAY_LIMIT_DEFAULT; /* Max entries to show */
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int label_size = LABEL_SIZE_DEFAULT; /* Max width for labels */
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int pbar_size = PBAR_SIZE_DEFAULT; /* Mini-progressbar size */
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static int gauge_percent = 0;
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static int done_size, done_lsize, done_rsize;
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static int fail_size, fail_lsize, fail_rsize;
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static int mesg_size, mesg_lsize, mesg_rsize;
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static int pend_size, pend_lsize, pend_rsize;
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static int pct_lsize, pct_rsize;
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static void *gauge = NULL;
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#define SPIN_SIZE 4
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static char spin[SPIN_SIZE + 1] = "/-\\|";
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static char msg[PROMPT_MAX + 1];
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static char *spin_cp = spin;
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/* Function prototypes */
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static char spin_char(void);
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static int dprompt_add_files(struct dpv_file_node *file_list,
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struct dpv_file_node *curfile, int pct);
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/*
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* Returns a pointer to the current spin character in the spin string and
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* advances the global position to the next character for the next call.
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*/
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static char
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spin_char(void)
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{
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char ch;
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if (spin_cp == '\0')
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spin_cp = spin;
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ch = *spin_cp;
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/* Advance the spinner to the next char */
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if (++spin_cp >= (spin + SPIN_SIZE))
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spin_cp = spin;
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return (ch);
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}
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/*
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* Initialize heights and widths based on various strings and environment
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* variables (such as ENV_USE_COLOR).
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*/
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void
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dprompt_init(struct dpv_file_node *file_list)
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{
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uint8_t nls = 0;
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int len;
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int max_cols;
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int max_rows;
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int nthfile;
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int numlines;
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struct dpv_file_node *curfile;
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/*
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* Initialize dialog(3) `colors' support and draw backtitle
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*/
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if (use_libdialog && !debug) {
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init_dialog(stdin, stdout);
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dialog_vars.colors = 1;
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if (backtitle != NULL) {
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dialog_vars.backtitle = (char *)backtitle;
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dlg_put_backtitle();
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}
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}
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/* Calculate width of dialog(3) or [X]dialog(1) --gauge box */
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dwidth = label_size + pbar_size + 9;
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/*
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* Calculate height of dialog(3) or [X]dialog(1) --gauge box
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*/
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dheight = 5;
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max_rows = dialog_maxrows();
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/* adjust max_rows for backtitle and/or dialog(3) statusLine */
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if (backtitle != NULL)
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max_rows -= use_shadow ? 3 : 2;
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if (use_libdialog && use_shadow)
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max_rows -= 2;
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/* add lines for `-p text' */
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numlines = dialog_prompt_numlines(pprompt, 0);
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if (debug)
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warnx("`-p text' is %i line%s long", numlines,
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numlines == 1 ? "" : "s");
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dheight += numlines;
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/* adjust dheight for various implementations */
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if (use_dialog) {
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dheight -= dialog_prompt_nlstate(pprompt);
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nls = dialog_prompt_nlstate(pprompt);
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} else if (use_xdialog) {
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if (pprompt == NULL || *pprompt == '\0')
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dheight++;
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} else if (use_libdialog) {
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if (pprompt != NULL && *pprompt != '\0')
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dheight--;
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}
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/* limit the number of display items (necessary per dialog(1,3)) */
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if (display_limit == 0 || display_limit > DPV_DISPLAY_LIMIT)
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display_limit = DPV_DISPLAY_LIMIT;
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/* verify fheight will fit (stop if we hit 1) */
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for (; display_limit > 0; display_limit--) {
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nthfile = numlines = 0;
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fheight = (int)dpv_nfiles > display_limit ?
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(unsigned int)display_limit : dpv_nfiles;
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for (curfile = file_list; curfile != NULL;
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curfile = curfile->next) {
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nthfile++;
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numlines += dialog_prompt_numlines(curfile->name, nls);
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if ((nthfile % display_limit) == 0) {
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if (numlines > fheight)
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fheight = numlines;
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numlines = nthfile = 0;
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}
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}
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if (numlines > fheight)
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fheight = numlines;
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if ((dheight + fheight +
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(int)dialog_prompt_numlines(aprompt, use_dialog) -
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(use_dialog ? (int)dialog_prompt_nlstate(aprompt) : 0))
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<= max_rows)
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break;
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}
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/* don't show any items if we run the risk of hitting a blank set */
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if ((max_rows - (use_shadow ? 5 : 4)) >= fheight)
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dheight += fheight;
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else
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fheight = 0;
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/* add lines for `-a text' */
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numlines = dialog_prompt_numlines(aprompt, use_dialog);
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if (debug)
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warnx("`-a text' is %i line%s long", numlines,
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numlines == 1 ? "" : "s");
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dheight += numlines;
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/* If using Xdialog(1), adjust accordingly (based on testing) */
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if (use_xdialog)
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dheight += dheight / 4;
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/* For wide mode, long prefix (`pprompt') or append (`aprompt')
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* strings will bump width */
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if (wide) {
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len = (int)dialog_prompt_longestline(pprompt, 0); /* !nls */
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if ((len + 4) > dwidth)
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dwidth = len + 4;
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len = (int)dialog_prompt_longestline(aprompt, 1); /* nls */
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if ((len + 4) > dwidth)
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dwidth = len + 4;
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}
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/* Enforce width constraints to maximum values */
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max_cols = dialog_maxcols();
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if (max_cols > 0 && dwidth > max_cols)
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dwidth = max_cols;
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/* Optimize widths to sane values*/
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if (pbar_size > dwidth - 9) {
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pbar_size = dwidth - 9;
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label_size = 0;
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/* -9 = "| - [" ... "] |" */
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}
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if (pbar_size < 0)
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label_size = dwidth - 8;
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/* -8 = "| " ... " - |" */
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else if (label_size > (dwidth - pbar_size - 9) || wide)
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label_size = no_labels ? 0 : dwidth - pbar_size - 9;
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/* -9 = "| " ... " - [" ... "] |" */
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/* Hide labels if requested */
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if (no_labels)
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label_size = 0;
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/* Touch up the height (now that we know dwidth) */
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dheight += dialog_prompt_wrappedlines(pprompt, dwidth - 4, 0);
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dheight += dialog_prompt_wrappedlines(aprompt, dwidth - 4, 1);
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if (debug)
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warnx("dheight = %i dwidth = %i fheight = %i",
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dheight, dwidth, fheight);
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/* Calculate left/right portions of % */
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pct_lsize = (pbar_size - 4) / 2; /* -4 == printf("%-3s%%", pct) */
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pct_rsize = pct_lsize;
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/* If not evenly divisible by 2, increment the right-side */
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if ((pct_rsize + pct_rsize + 4) != pbar_size)
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pct_rsize++;
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/* Initialize "Done" text */
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if (done == NULL && (done = msg_done) == NULL) {
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if ((done = getenv(ENV_MSG_DONE)) != NULL)
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done_size = strlen(done);
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else {
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done_size = strlen(DPV_DONE_DEFAULT);
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if ((done = malloc(done_size + 1)) == NULL)
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errx(EXIT_FAILURE, "Out of memory?!");
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dprompt_free_mask |= FM_DONE;
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snprintf(done, done_size + 1, DPV_DONE_DEFAULT);
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}
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}
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if (pbar_size < done_size) {
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done_lsize = done_rsize = 0;
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*(done + pbar_size) = '\0';
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done_size = pbar_size;
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} else {
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/* Calculate left/right portions for mini-progressbar */
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done_lsize = (pbar_size - done_size) / 2;
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done_rsize = done_lsize;
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/* If not evenly divisible by 2, increment the right-side */
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if ((done_rsize + done_size + done_lsize) != pbar_size)
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done_rsize++;
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}
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/* Initialize "Fail" text */
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if (fail == NULL && (fail = msg_fail) == NULL) {
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if ((fail = getenv(ENV_MSG_FAIL)) != NULL)
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fail_size = strlen(fail);
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else {
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fail_size = strlen(DPV_FAIL_DEFAULT);
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if ((fail = malloc(fail_size + 1)) == NULL)
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errx(EXIT_FAILURE, "Out of memory?!");
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dprompt_free_mask |= FM_FAIL;
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snprintf(fail, fail_size + 1, DPV_FAIL_DEFAULT);
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}
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}
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if (pbar_size < fail_size) {
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fail_lsize = fail_rsize = 0;
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*(fail + pbar_size) = '\0';
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fail_size = pbar_size;
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} else {
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/* Calculate left/right portions for mini-progressbar */
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fail_lsize = (pbar_size - fail_size) / 2;
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fail_rsize = fail_lsize;
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/* If not evenly divisible by 2, increment the right-side */
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if ((fail_rsize + fail_size + fail_lsize) != pbar_size)
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fail_rsize++;
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}
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/* Initialize "Pending" text */
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if (pend == NULL && (pend = msg_pending) == NULL) {
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if ((pend = getenv(ENV_MSG_PENDING)) != NULL)
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pend_size = strlen(pend);
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else {
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pend_size = strlen(DPV_PENDING_DEFAULT);
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if ((pend = malloc(pend_size + 1)) == NULL)
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errx(EXIT_FAILURE, "Out of memory?!");
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dprompt_free_mask |= FM_PEND;
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snprintf(pend, pend_size + 1, DPV_PENDING_DEFAULT);
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}
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}
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if (pbar_size < pend_size) {
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pend_lsize = pend_rsize = 0;
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*(pend + pbar_size) = '\0';
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pend_size = pbar_size;
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} else {
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/* Calculate left/right portions for mini-progressbar */
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pend_lsize = (pbar_size - pend_size) / 2;
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pend_rsize = pend_lsize;
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/* If not evenly divisible by 2, increment the right-side */
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if ((pend_rsize + pend_lsize + pend_size) != pbar_size)
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pend_rsize++;
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}
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if (debug)
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warnx("label_size = %i pbar_size = %i", label_size, pbar_size);
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dprompt_clear();
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}
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/*
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* Clear the [X]dialog(1) `--gauge' prompt buffer.
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*/
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void
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dprompt_clear(void)
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{
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*dprompt = '\0';
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dprompt_pos = dprompt;
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}
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/*
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* Append to the [X]dialog(1) `--gauge' prompt buffer. Syntax is like printf(3)
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* and returns the number of bytes appended to the buffer.
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*/
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int
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dprompt_add(const char *format, ...)
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{
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int len;
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va_list ap;
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if (dprompt_pos >= (dprompt + PROMPT_MAX))
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return (0);
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va_start(ap, format);
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len = vsnprintf(dprompt_pos, (size_t)(PROMPT_MAX -
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(dprompt_pos - dprompt)), format, ap);
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va_end(ap);
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if (len == -1)
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errx(EXIT_FAILURE, "%s: Oops, dprompt buffer overflow",
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__func__);
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if ((dprompt_pos + len) < (dprompt + PROMPT_MAX))
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dprompt_pos += len;
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else
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dprompt_pos = dprompt + PROMPT_MAX;
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return (len);
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}
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/*
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* Append active files to the [X]dialog(1) `--gauge' prompt buffer. Syntax
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* requires a pointer to the head of the dpv_file_node linked-list. Returns the
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* number of files processed successfully.
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*/
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static int
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dprompt_add_files(struct dpv_file_node *file_list,
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struct dpv_file_node *curfile, int pct)
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{
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char c;
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char bold_code = 'b'; /* default: enabled */
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char color_code = '4'; /* default: blue */
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uint8_t after_curfile = curfile != NULL ? FALSE : TRUE;
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uint8_t nls = 0;
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char *cp;
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char *lastline;
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char *name;
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const char *bg_code;
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const char *estext;
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const char *format;
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enum dprompt_state dstate;
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int estext_lsize;
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int estext_rsize;
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int flabel_size;
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int hlen;
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int lsize;
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int nlines = 0;
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int nthfile = 0;
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int pwidth;
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int rsize;
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struct dpv_file_node *fp;
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char flabel[FLABEL_MAX + 1];
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char human[32];
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char pbar[pbar_size + 16]; /* +15 for optional color */
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char pbar_cap[sizeof(pbar)];
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char pbar_fill[sizeof(pbar)];
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/* Override color defaults with that of main progress bar */
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if (use_colors || use_shadow) { /* NB: shadow enables color */
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color_code = gauge_color[0];
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/* NB: str[1] aka bg is unused */
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bold_code = gauge_color[2];
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}
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/*
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* Create mini-progressbar for current file (if applicable)
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*/
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*pbar = '\0';
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if (pbar_size >= 0 && pct >= 0 && curfile != NULL &&
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(curfile->length >= 0 || dialog_test)) {
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snprintf(pbar, pbar_size + 1, "%*s%3u%%%*s", pct_lsize, "",
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pct, pct_rsize, "");
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if (use_color) {
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/* Calculate the fill-width of progressbar */
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pwidth = pct * pbar_size / 100;
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/* Round up based on one-tenth of a percent */
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if ((pct * pbar_size % 100) > 50)
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pwidth++;
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/*
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* Make two copies of pbar. Make one represent the fill
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* and the other the remainder (cap). We'll insert the
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* ANSI delimiter in between.
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*/
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*pbar_fill = '\0';
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*pbar_cap = '\0';
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strncat(pbar_fill, (const char *)(pbar), dwidth);
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*(pbar_fill + pwidth) = '\0';
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strncat(pbar_cap, (const char *)(pbar+pwidth), dwidth);
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/* Finalize the mini [color] progressbar */
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snprintf(pbar, sizeof(pbar),
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"\\Z%c\\Zr\\Z%c%s%s%s\\Zn", bold_code, color_code,
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pbar_fill, "\\ZR", pbar_cap);
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}
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}
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for (fp = file_list; fp != NULL; fp = fp->next) {
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flabel_size = label_size;
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name = fp->name;
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nthfile++;
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/*
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* Support multiline filenames (where the filename is taken as
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* the last line and the text leading up to the last line can
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* be used as (for example) a heading/separator between files.
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*/
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if (use_dialog)
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nls = dialog_prompt_nlstate(pprompt);
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nlines += dialog_prompt_numlines(name, nls);
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lastline = dialog_prompt_lastline(name, 1);
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if (name != lastline) {
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c = *lastline;
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*lastline = '\0';
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dprompt_add("%s", name);
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*lastline = c;
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name = lastline;
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}
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/* Support color codes (for dialog(1,3)) in file names */
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if ((use_dialog || use_libdialog) && use_color) {
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cp = name;
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while (*cp != '\0') {
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if (*cp == '\\' && *(cp + 1) != '\0' &&
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*(++cp) == 'Z' && *(cp + 1) != '\0') {
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cp++;
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flabel_size += 3;
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}
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cp++;
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}
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if (flabel_size > FLABEL_MAX)
|
|
flabel_size = FLABEL_MAX;
|
|
}
|
|
|
|
/* If no mini-progressbar, increase label width */
|
|
if (pbar_size < 0 && flabel_size <= FLABEL_MAX - 2 &&
|
|
no_labels == FALSE)
|
|
flabel_size += 2;
|
|
|
|
/* If name is too long, add an ellipsis */
|
|
if (snprintf(flabel, flabel_size + 1, "%s", name) >
|
|
flabel_size) sprintf(flabel + flabel_size - 3, "...");
|
|
|
|
/*
|
|
* Append the label (processing the current file differently)
|
|
*/
|
|
if (fp == curfile && pct < 100) {
|
|
/*
|
|
* Add an ellipsis to current file name if it will fit.
|
|
* There may be an ellipsis already from truncating the
|
|
* label (in which case, we already have one).
|
|
*/
|
|
cp = flabel + strlen(flabel);
|
|
if (cp < (flabel + flabel_size))
|
|
snprintf(cp, flabel_size -
|
|
(cp - flabel) + 1, "...");
|
|
|
|
/* Append label (with spinner and optional color) */
|
|
dprompt_add("%s%-*s%s %c", use_color ? "\\Zb" : "",
|
|
flabel_size, flabel, use_color ? "\\Zn" : "",
|
|
spin_char());
|
|
} else
|
|
dprompt_add("%-*s%s %s", flabel_size,
|
|
flabel, use_color ? "\\Zn" : "", " ");
|
|
|
|
/*
|
|
* Append pbar/status (processing the current file differently)
|
|
*/
|
|
dstate = DPROMPT_NONE;
|
|
if (fp->msg != NULL)
|
|
dstate = DPROMPT_CUSTOM_MSG;
|
|
else if (pbar_size < 0)
|
|
dstate = DPROMPT_NONE;
|
|
else if (pbar_size < 4)
|
|
dstate = DPROMPT_MINIMAL;
|
|
else if (after_curfile)
|
|
dstate = DPROMPT_PENDING;
|
|
else if (fp == curfile) {
|
|
if (*pbar == '\0') {
|
|
if (fp->length < 0)
|
|
dstate = DPROMPT_DETAILS;
|
|
else if (fp->status == DPV_STATUS_RUNNING)
|
|
dstate = DPROMPT_DETAILS;
|
|
else
|
|
dstate = DPROMPT_END_STATE;
|
|
}
|
|
else if (dialog_test) /* status/length ignored */
|
|
dstate = pct < 100 ?
|
|
DPROMPT_PBAR : DPROMPT_END_STATE;
|
|
else if (fp->status == DPV_STATUS_RUNNING)
|
|
dstate = fp->length < 0 ?
|
|
DPROMPT_DETAILS : DPROMPT_PBAR;
|
|
else /* not running */
|
|
dstate = fp->length < 0 ?
|
|
DPROMPT_DETAILS : DPROMPT_END_STATE;
|
|
} else { /* before curfile */
|
|
if (dialog_test)
|
|
dstate = DPROMPT_END_STATE;
|
|
else
|
|
dstate = fp->length < 0 ?
|
|
DPROMPT_DETAILS : DPROMPT_END_STATE;
|
|
}
|
|
format = use_color ?
|
|
" [\\Z%c%s%-*s%s%-*s\\Zn]\\n" :
|
|
" [%-*s%s%-*s]\\n";
|
|
if (fp->status == DPV_STATUS_FAILED) {
|
|
bg_code = "\\Zr\\Z1"; /* Red */
|
|
estext_lsize = fail_lsize;
|
|
estext_rsize = fail_rsize;
|
|
estext = fail;
|
|
} else { /* e.g., DPV_STATUS_DONE */
|
|
bg_code = "\\Zr\\Z2"; /* Green */
|
|
estext_lsize = done_lsize;
|
|
estext_rsize = done_rsize;
|
|
estext = done;
|
|
}
|
|
switch (dstate) {
|
|
case DPROMPT_PENDING: /* Future file(s) */
|
|
dprompt_add(" [%-*s%s%-*s]\\n",
|
|
pend_lsize, "", pend, pend_rsize, "");
|
|
break;
|
|
case DPROMPT_PBAR: /* Current file */
|
|
dprompt_add(" [%s]\\n", pbar);
|
|
break;
|
|
case DPROMPT_END_STATE: /* Past/Current file(s) */
|
|
if (use_color)
|
|
dprompt_add(format, bold_code, bg_code,
|
|
estext_lsize, "", estext,
|
|
estext_rsize, "");
|
|
else
|
|
dprompt_add(format,
|
|
estext_lsize, "", estext,
|
|
estext_rsize, "");
|
|
break;
|
|
case DPROMPT_DETAILS: /* Past/Current file(s) */
|
|
humanize_number(human, pbar_size + 2, fp->read, "",
|
|
HN_AUTOSCALE, HN_NOSPACE | HN_DIVISOR_1000);
|
|
|
|
/* Calculate center alignment */
|
|
hlen = (int)strlen(human);
|
|
lsize = (pbar_size - hlen) / 2;
|
|
rsize = lsize;
|
|
if ((lsize+hlen+rsize) != pbar_size)
|
|
rsize++;
|
|
|
|
if (use_color)
|
|
dprompt_add(format, bold_code, bg_code,
|
|
lsize, "", human, rsize, "");
|
|
else
|
|
dprompt_add(format,
|
|
lsize, "", human, rsize, "");
|
|
break;
|
|
case DPROMPT_CUSTOM_MSG: /* File-specific message override */
|
|
snprintf(msg, PROMPT_MAX + 1, "%s", fp->msg);
|
|
if (pbar_size < (mesg_size = strlen(msg))) {
|
|
mesg_lsize = mesg_rsize = 0;
|
|
*(msg + pbar_size) = '\0';
|
|
mesg_size = pbar_size;
|
|
} else {
|
|
mesg_lsize = (pbar_size - mesg_size) / 2;
|
|
mesg_rsize = mesg_lsize;
|
|
if ((mesg_rsize + mesg_size + mesg_lsize)
|
|
!= pbar_size)
|
|
mesg_rsize++;
|
|
}
|
|
if (use_color)
|
|
dprompt_add(format, bold_code, bg_code,
|
|
mesg_lsize, "", msg, mesg_rsize, "");
|
|
else
|
|
dprompt_add(format, mesg_lsize, "", msg,
|
|
mesg_rsize, "");
|
|
break;
|
|
case DPROMPT_MINIMAL: /* Short progress bar, minimal room */
|
|
if (use_color)
|
|
dprompt_add(format, bold_code, bg_code,
|
|
pbar_size, "", "", 0, "");
|
|
else
|
|
dprompt_add(format, pbar_size, "", "", 0, "");
|
|
break;
|
|
case DPROMPT_NONE: /* pbar_size < 0 */
|
|
/* FALLTHROUGH */
|
|
default:
|
|
dprompt_add(" \\n");
|
|
/*
|
|
* NB: Leading space required for the case when
|
|
* spin_char() returns a single backslash [\] which
|
|
* without the space, changes the meaning of `\n'
|
|
*/
|
|
}
|
|
|
|
/* Stop building if we've hit the internal limit */
|
|
if (nthfile >= display_limit)
|
|
break;
|
|
|
|
/* If this is the current file, all others are pending */
|
|
if (fp == curfile)
|
|
after_curfile = TRUE;
|
|
}
|
|
|
|
/*
|
|
* Since we cannot change the height/width of the [X]dialog(1) widget
|
|
* after spawn, to make things look nice let's pad the height so that
|
|
* the `-a text' always appears in the same spot.
|
|
*
|
|
* NOTE: fheight is calculated in dprompt_init(). It represents the
|
|
* maximum height required to display the set of items (broken up into
|
|
* pieces of display_limit chunks) whose names contain the most
|
|
* newlines for any given set.
|
|
*/
|
|
while (nlines < fheight) {
|
|
dprompt_add("\n");
|
|
nlines++;
|
|
}
|
|
|
|
return (nthfile);
|
|
}
|
|
|
|
/*
|
|
* Process the dpv_file_node linked-list of named files, re-generating the
|
|
* [X]dialog(1) `--gauge' prompt text for the current state of transfers.
|
|
*/
|
|
void
|
|
dprompt_recreate(struct dpv_file_node *file_list,
|
|
struct dpv_file_node *curfile, int pct)
|
|
{
|
|
size_t len;
|
|
|
|
/*
|
|
* Re-Build the prompt text
|
|
*/
|
|
dprompt_clear();
|
|
if (display_limit > 0)
|
|
dprompt_add_files(file_list, curfile, pct);
|
|
|
|
/* Xdialog(1) requires newlines (a) escaped and (b) in triplicate */
|
|
if (use_xdialog) {
|
|
/* Replace `\n' with `\n\\n\n' in dprompt */
|
|
len = strlen(dprompt);
|
|
len += strcount(dprompt, "\\n") * 5; /* +5 chars per count */
|
|
if (len > PROMPT_MAX)
|
|
errx(EXIT_FAILURE, "%s: Oops, dprompt buffer overflow "
|
|
"(%zu > %i)", __func__, len, PROMPT_MAX);
|
|
if (replaceall(dprompt, "\\n", "\n\\n\n") < 0)
|
|
err(EXIT_FAILURE, "%s: replaceall()", __func__);
|
|
}
|
|
else if (use_libdialog)
|
|
strexpandnl(dprompt);
|
|
}
|
|
|
|
/*
|
|
* Print the [X]dialog(1) `--gauge' prompt text to a buffer.
|
|
*/
|
|
int
|
|
dprompt_sprint(char * restrict str, const char *prefix, const char *append)
|
|
{
|
|
|
|
return (snprintf(str, PROMPT_MAX, "%s%s%s%s", use_color ? "\\Zn" : "",
|
|
prefix ? prefix : "", dprompt, append ? append : ""));
|
|
}
|
|
|
|
/*
|
|
* Print the [X]dialog(1) `--gauge' prompt text to file descriptor fd (could
|
|
* be STDOUT_FILENO or a pipe(2) file descriptor to actual [X]dialog(1)).
|
|
*/
|
|
void
|
|
dprompt_dprint(int fd, const char *prefix, const char *append, int overall)
|
|
{
|
|
int percent = gauge_percent;
|
|
|
|
if (overall >= 0 && overall <= 100)
|
|
gauge_percent = percent = overall;
|
|
dprintf(fd, "XXX\n%s%s%s%s\nXXX\n%i\n", use_color ? "\\Zn" : "",
|
|
prefix ? prefix : "", dprompt, append ? append : "", percent);
|
|
fsync(fd);
|
|
}
|
|
|
|
/*
|
|
* Print the dialog(3) `gauge' prompt text using libdialog.
|
|
*/
|
|
void
|
|
dprompt_libprint(const char *prefix, const char *append, int overall)
|
|
{
|
|
int percent = gauge_percent;
|
|
char buf[DPV_PPROMPT_MAX + DPV_APROMPT_MAX + DPV_DISPLAY_LIMIT * 1024];
|
|
|
|
dprompt_sprint(buf, prefix, append);
|
|
|
|
if (overall >= 0 && overall <= 100)
|
|
gauge_percent = percent = overall;
|
|
gauge = dlg_reallocate_gauge(gauge, title == NULL ? "" : title,
|
|
buf, dheight, dwidth, percent);
|
|
dlg_update_gauge(gauge, percent);
|
|
}
|
|
|
|
/*
|
|
* Free allocated items initialized by dprompt_init()
|
|
*/
|
|
void
|
|
dprompt_free(void)
|
|
{
|
|
if ((dprompt_free_mask & FM_DONE) != 0) {
|
|
dprompt_free_mask ^= FM_DONE;
|
|
free(done);
|
|
done = NULL;
|
|
}
|
|
if ((dprompt_free_mask & FM_FAIL) != 0) {
|
|
dprompt_free_mask ^= FM_FAIL;
|
|
free(fail);
|
|
fail = NULL;
|
|
}
|
|
if ((dprompt_free_mask & FM_PEND) != 0) {
|
|
dprompt_free_mask ^= FM_PEND;
|
|
free(pend);
|
|
pend = NULL;
|
|
}
|
|
}
|