systemd/SOURCES/0138-locale-util-add-logic-to-output-smiley-emojis-at-var.patch
2021-09-10 05:03:39 +00:00

208 lines
8.9 KiB
Diff
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

From bc00d9db41a87b7a4b92c46f277e62ad58768420 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Tue, 6 Nov 2018 17:59:58 +0100
Subject: [PATCH] locale-util: add logic to output smiley emojis at various
happiness levels
(cherry picked from commit 5f1b0cc6d064f7847982e7b680cab3d080aef52e)
Conflicts:
doc/ENVIRONMENT.md
src/basic/locale-util.c
src/basic/locale-util.h
src/test/test-locale-util.c
Related: #1689832
---
doc/ENVIRONMENT.md | 5 +++
src/basic/locale-util.c | 81 ++++++++++++++++++++++++++++---------
src/basic/locale-util.h | 12 ++++++
src/test/test-locale-util.c | 12 +++++-
4 files changed, 90 insertions(+), 20 deletions(-)
diff --git a/doc/ENVIRONMENT.md b/doc/ENVIRONMENT.md
index 85d26fe28c..1e648be640 100644
--- a/doc/ENVIRONMENT.md
+++ b/doc/ENVIRONMENT.md
@@ -37,6 +37,11 @@ All tools:
useful for debugging, in order to test generators and other code against
specific kernel command lines.
+* `$SYSTEMD_EMOJI=0` — if set, tools such as "systemd-analyze security" will
+ not output graphical smiley emojis, but ASCII alternatives instead. Note that
+ this only controls use of Unicode emoji glyphs, and has no effect on other
+ Unicode glyphs.
+
systemctl:
* `$SYSTEMCTL_FORCE_BUS=1` — if set, do not connect to PID1's private D-Bus
diff --git a/src/basic/locale-util.c b/src/basic/locale-util.c
index 3ad352f22f..7cd143ea6f 100644
--- a/src/basic/locale-util.c
+++ b/src/basic/locale-util.c
@@ -16,6 +16,7 @@
#include "def.h"
#include "dirent-util.h"
+#include "env-util.h"
#include "fd-util.h"
#include "hashmap.h"
#include "locale-util.h"
@@ -347,6 +348,24 @@ bool keymap_is_valid(const char *name) {
return true;
}
+static bool emoji_enabled(void) {
+ static int cached_emoji_enabled = -1;
+
+ if (cached_emoji_enabled < 0) {
+ int val;
+
+ val = getenv_bool("SYSTEMD_EMOJI");
+ if (val < 0)
+ cached_emoji_enabled =
+ is_locale_utf8() &&
+ !STRPTR_IN_SET(getenv("TERM"), "dumb", "linux");
+ else
+ cached_emoji_enabled = val;
+ }
+
+ return cached_emoji_enabled;
+}
+
const char *special_glyph(SpecialGlyph code) {
/* A list of a number of interesting unicode glyphs we can use to decorate our output. It's probably wise to be
@@ -359,32 +378,56 @@ const char *special_glyph(SpecialGlyph code) {
static const char* const draw_table[2][_SPECIAL_GLYPH_MAX] = {
/* ASCII fallback */
[false] = {
- [TREE_VERTICAL] = "| ",
- [TREE_BRANCH] = "|-",
- [TREE_RIGHT] = "`-",
- [TREE_SPACE] = " ",
- [TRIANGULAR_BULLET] = ">",
- [BLACK_CIRCLE] = "*",
- [ARROW] = "->",
- [MDASH] = "-",
- [ELLIPSIS] = "..."
+ [TREE_VERTICAL] = "| ",
+ [TREE_BRANCH] = "|-",
+ [TREE_RIGHT] = "`-",
+ [TREE_SPACE] = " ",
+ [TRIANGULAR_BULLET] = ">",
+ [BLACK_CIRCLE] = "*",
+ [BULLET] = "*",
+ [ARROW] = "->",
+ [MDASH] = "-",
+ [ELLIPSIS] = "...",
+ [MU] = "u",
+ [CHECK_MARK] = "+",
+ [CROSS_MARK] = "-",
+ [ECSTATIC_SMILEY] = ":-]",
+ [HAPPY_SMILEY] = ":-}",
+ [SLIGHTLY_HAPPY_SMILEY] = ":-)",
+ [NEUTRAL_SMILEY] = ":-|",
+ [SLIGHTLY_UNHAPPY_SMILEY] = ":-(",
+ [UNHAPPY_SMILEY] = ":-{",
+ [DEPRESSED_SMILEY] = ":-[",
},
/* UTF-8 */
[true] = {
- [TREE_VERTICAL] = "\342\224\202 ", /* │ */
- [TREE_BRANCH] = "\342\224\234\342\224\200", /* ├─ */
- [TREE_RIGHT] = "\342\224\224\342\224\200", /* └─ */
- [TREE_SPACE] = " ", /* */
- [TRIANGULAR_BULLET] = "\342\200\243", /* ‣ */
- [BLACK_CIRCLE] = "\342\227\217", /* ● */
- [ARROW] = "\342\206\222", /* → */
- [MDASH] = "\342\200\223", /* */
- [ELLIPSIS] = "\342\200\246", /* … */
+ [TREE_VERTICAL] = "\342\224\202 ", /* │ */
+ [TREE_BRANCH] = "\342\224\234\342\224\200", /* ├─ */
+ [TREE_RIGHT] = "\342\224\224\342\224\200", /* └─ */
+ [TREE_SPACE] = " ", /* */
+ [TRIANGULAR_BULLET] = "\342\200\243", /* ‣ */
+ [BLACK_CIRCLE] = "\342\227\217", /* ● */
+ [BULLET] = "\342\200\242", /* • */
+ [ARROW] = "\342\206\222", /* → */
+ [MDASH] = "\342\200\223", /* */
+ [ELLIPSIS] = "\342\200\246", /* … */
+ [MU] = "\316\274", /* μ */
+ [CHECK_MARK] = "\342\234\223", /* ✓ */
+ [CROSS_MARK] = "\342\234\227", /* ✗ */
+ [ECSTATIC_SMILEY] = "\360\237\230\207", /* 😇 */
+ [HAPPY_SMILEY] = "\360\237\230\200", /* 😀 */
+ [SLIGHTLY_HAPPY_SMILEY] = "\360\237\231\202", /* 🙂 */
+ [NEUTRAL_SMILEY] = "\360\237\230\220", /* 😐 */
+ [SLIGHTLY_UNHAPPY_SMILEY] = "\360\237\231\201", /* 🙁 */
+ [UNHAPPY_SMILEY] = "\360\237\230\250", /* 😨️️ */
+ [DEPRESSED_SMILEY] = "\360\237\244\242", /* 🤢 */
},
};
- return draw_table[is_locale_utf8()][code];
+ assert(code < _SPECIAL_GLYPH_MAX);
+
+ return draw_table[code >= _SPECIAL_GLYPH_FIRST_SMILEY ? emoji_enabled() : is_locale_utf8()][code];
}
static const char * const locale_variable_table[_VARIABLE_LC_MAX] = {
diff --git a/src/basic/locale-util.h b/src/basic/locale-util.h
index 775fe8bc72..368675f286 100644
--- a/src/basic/locale-util.h
+++ b/src/basic/locale-util.h
@@ -45,9 +45,21 @@ typedef enum {
TREE_SPACE,
TRIANGULAR_BULLET,
BLACK_CIRCLE,
+ BULLET,
ARROW,
MDASH,
ELLIPSIS,
+ MU,
+ CHECK_MARK,
+ CROSS_MARK,
+ _SPECIAL_GLYPH_FIRST_SMILEY,
+ ECSTATIC_SMILEY = _SPECIAL_GLYPH_FIRST_SMILEY,
+ HAPPY_SMILEY,
+ SLIGHTLY_HAPPY_SMILEY,
+ NEUTRAL_SMILEY,
+ SLIGHTLY_UNHAPPY_SMILEY,
+ UNHAPPY_SMILEY,
+ DEPRESSED_SMILEY,
_SPECIAL_GLYPH_MAX
} SpecialGlyph;
diff --git a/src/test/test-locale-util.c b/src/test/test-locale-util.c
index 8ffae8ca03..0c3f6a62ed 100644
--- a/src/test/test-locale-util.c
+++ b/src/test/test-locale-util.c
@@ -65,7 +65,7 @@ static void test_keymaps(void) {
#define dump_glyph(x) log_info(STRINGIFY(x) ": %s", special_glyph(x))
static void dump_special_glyphs(void) {
- assert_cc(ELLIPSIS + 1 == _SPECIAL_GLYPH_MAX);
+ assert_cc(DEPRESSED_SMILEY + 1 == _SPECIAL_GLYPH_MAX);
log_info("/* %s */", __func__);
@@ -80,6 +80,16 @@ static void dump_special_glyphs(void) {
dump_glyph(ARROW);
dump_glyph(MDASH);
dump_glyph(ELLIPSIS);
+ dump_glyph(MU);
+ dump_glyph(CHECK_MARK);
+ dump_glyph(CROSS_MARK);
+ dump_glyph(ECSTATIC_SMILEY);
+ dump_glyph(HAPPY_SMILEY);
+ dump_glyph(SLIGHTLY_HAPPY_SMILEY);
+ dump_glyph(NEUTRAL_SMILEY);
+ dump_glyph(SLIGHTLY_UNHAPPY_SMILEY);
+ dump_glyph(UNHAPPY_SMILEY);
+ dump_glyph(DEPRESSED_SMILEY);
}
int main(int argc, char *argv[]) {