~mdw / dpkg / blame
| Commit | Line | Data |
|---|---|---|
| 1479465f GJ |
1 | /* |
| 2 | * libdpkg - Debian packaging suite library routines | |
| 3 | * progress.c - generic progress reporting | |
| 4 | * | |
| 5 | * Copyright © 2009 Romain Francoise <rfrancoise@debian.org> | |
| 6 | * Copyright © 2009 Guillem Jover <guillem@debian.org> | |
| 7 | * | |
| 8 | * This is free software; you can redistribute it and/or modify | |
| 9 | * it under the terms of the GNU General Public License as published by | |
| 10 | * the Free Software Foundation; either version 2 of the License, or | |
| 11 | * (at your option) any later version. | |
| 12 | * | |
| 13 | * This is distributed in the hope that it will be useful, | |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 16 | * GNU General Public License for more details. | |
| 17 | * | |
| 18 | * You should have received a copy of the GNU General Public License | |
| 19 | * along with this program. If not, see <https://www.gnu.org/licenses/>. | |
| 20 | */ | |
| 21 | ||
| 22 | #include <config.h> | |
| 23 | #include <compat.h> | |
| 24 | ||
| 25 | #include <unistd.h> | |
| 26 | #include <stdio.h> | |
| 27 | ||
| 28 | #include <dpkg/i18n.h> | |
| 29 | ||
| 30 | #include "progress.h" | |
| 31 | ||
| 32 | void | |
| 33 | progress_init(struct progress *progress, const char *text, int max) | |
| 34 | { | |
| 35 | progress->text = text; | |
| 36 | progress->max = max; | |
| 37 | progress->cur = 0; | |
| 38 | progress->last_percent = 0; | |
| 39 | ||
| 40 | progress->on_tty = isatty(1); | |
| 41 | ||
| 42 | if (progress->on_tty) | |
| 43 | printf("%s\r", text); | |
| 44 | else | |
| 45 | printf("%s", text); | |
| 46 | } | |
| 47 | ||
| 48 | void | |
| 49 | progress_step(struct progress *progress) | |
| 50 | { | |
| 51 | int cur_percent; | |
| 52 | ||
| 53 | if (!progress->on_tty) | |
| 54 | return; | |
| 55 | ||
| 56 | progress->cur++; | |
| 57 | ||
| 58 | cur_percent = (progress->cur * 100) / progress->max; | |
| 59 | if (cur_percent <= progress->last_percent) | |
| 60 | return; | |
| 61 | if (cur_percent % 5) | |
| 62 | return; | |
| 63 | ||
| 64 | progress->last_percent = cur_percent; | |
| 65 | ||
| 66 | printf("%s%d%%\r", progress->text, cur_percent); | |
| 67 | } | |
| 68 | ||
| 69 | void | |
| 70 | progress_done(struct progress *progress) | |
| 71 | { | |
| 72 | if (progress->on_tty) | |
| 73 | printf("%s", progress->text); | |
| 74 | } |