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pango: remove fribidi dependency

This commit is contained in:
Dylan Araps 2021-07-07 19:03:50 +03:00
parent bebc3382da
commit 42af66fc90
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GPG Key ID: 13295DAC2CF13B5C
5 changed files with 237 additions and 1 deletions
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2
extra/pango/build
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@ -2,6 +2,8 @@
export DESTDIR="$1"
patch -p1 < no-fribidi.patch
# First substitution disables weird case where build may try to git clone
# some repository related to documentation.
sed -e "s/'gi-docgen', '/'/" \

1
extra/pango/checksums
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@ -1 +1,2 @@
8783c82927582437d3a224eb18ea90d195b7451ff2effdffba16039df5346170
9d071dd6db8446017d1fcdd252cc168fa889e306d3bbb97651dd55a36425e2c6

1
extra/pango/depends
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@ -1,7 +1,6 @@
cairo
fontconfig
freetype-harfbuzz
fribidi
glib
libXft
libXrender

233
extra/pango/patches/no-fribidi.patch Normal file
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@ -0,0 +1,233 @@
diff --git a/meson.build b/meson.build
index f542574..d57df3a 100644
--- a/meson.build
+++ b/meson.build
@@ -191,7 +191,6 @@ endif
pango_deps = []
glib_req_version = '>= 2.62'
-fribidi_req_version = '>= 0.19.7'
libthai_req_version = '>= 0.1.9'
harfbuzz_req_version = '>= 2.0.0'
fontconfig_req_version = '>= 2.11.91'
@@ -211,11 +210,6 @@ gio_dep = dependency('gio-2.0', version: glib_req_version,
fallback: ['glib', 'libgio_dep'])
pango_deps += [glib_dep, gobject_dep, gio_dep]
-fribidi_dep = dependency('fribidi', version: fribidi_req_version,
- fallback: ['fribidi', 'libfribidi_dep'],
- default_options: ['docs=false'])
-pango_deps += fribidi_dep
-
thai_dep = dependency('libthai', version: libthai_req_version, required: get_option('libthai'))
if thai_dep.found()
pango_conf.set('HAVE_LIBTHAI', 1)
diff --git a/pango/pango-bidi-type.c b/pango/pango-bidi-type.c
index a5a13a9..29ddeb8 100644
--- a/pango/pango-bidi-type.c
+++ b/pango/pango-bidi-type.c
@@ -23,16 +23,18 @@
#include <string.h>
-#include <fribidi.h>
-
#undef PANGO_DISABLE_DEPRECATED
#include "pango-bidi-type.h"
#include "pango-utils.h"
-#if FRIBIDI_MAJOR_VERSION >= 1
-#define USE_FRIBIDI_EX_API
-#endif
+typedef uint32_t FriBidiChar;
+typedef uint32_t FriBidiCharType;
+typedef int FriBidiStrIndex;
+typedef int FriBidiParType;
+typedef signed char FriBidiLevel;
+
+#define FRIBIDI_PAR_LTR (0x00000010L | 0x00000100L)
/**
* pango_bidi_type_for_unichar:
@@ -52,40 +54,7 @@
PangoBidiType
pango_bidi_type_for_unichar (gunichar ch)
{
- FriBidiCharType fribidi_ch_type;
-
- G_STATIC_ASSERT (sizeof (FriBidiChar) == sizeof (gunichar));
-
- fribidi_ch_type = fribidi_get_bidi_type (ch);
-
- switch (fribidi_ch_type)
- {
- case FRIBIDI_TYPE_LTR: return PANGO_BIDI_TYPE_L;
- case FRIBIDI_TYPE_LRE: return PANGO_BIDI_TYPE_LRE;
- case FRIBIDI_TYPE_LRO: return PANGO_BIDI_TYPE_LRO;
- case FRIBIDI_TYPE_RTL: return PANGO_BIDI_TYPE_R;
- case FRIBIDI_TYPE_AL: return PANGO_BIDI_TYPE_AL;
- case FRIBIDI_TYPE_RLE: return PANGO_BIDI_TYPE_RLE;
- case FRIBIDI_TYPE_RLO: return PANGO_BIDI_TYPE_RLO;
- case FRIBIDI_TYPE_PDF: return PANGO_BIDI_TYPE_PDF;
- case FRIBIDI_TYPE_EN: return PANGO_BIDI_TYPE_EN;
- case FRIBIDI_TYPE_ES: return PANGO_BIDI_TYPE_ES;
- case FRIBIDI_TYPE_ET: return PANGO_BIDI_TYPE_ET;
- case FRIBIDI_TYPE_AN: return PANGO_BIDI_TYPE_AN;
- case FRIBIDI_TYPE_CS: return PANGO_BIDI_TYPE_CS;
- case FRIBIDI_TYPE_NSM: return PANGO_BIDI_TYPE_NSM;
- case FRIBIDI_TYPE_BN: return PANGO_BIDI_TYPE_BN;
- case FRIBIDI_TYPE_BS: return PANGO_BIDI_TYPE_B;
- case FRIBIDI_TYPE_SS: return PANGO_BIDI_TYPE_S;
- case FRIBIDI_TYPE_WS: return PANGO_BIDI_TYPE_WS;
- case FRIBIDI_TYPE_ON: return PANGO_BIDI_TYPE_ON;
- case FRIBIDI_TYPE_LRI: return PANGO_BIDI_TYPE_LRI;
- case FRIBIDI_TYPE_RLI: return PANGO_BIDI_TYPE_RLI;
- case FRIBIDI_TYPE_FSI: return PANGO_BIDI_TYPE_FSI;
- case FRIBIDI_TYPE_PDI: return PANGO_BIDI_TYPE_PDI;
- default:
- return PANGO_BIDI_TYPE_ON;
- }
+ return PANGO_BIDI_TYPE_L;
}
/* Some bidi-related functions */
@@ -120,38 +89,16 @@ pango_log2vis_get_embedding_levels (const gchar *text,
glong n_chars, i;
guint8 *embedding_levels_list;
const gchar *p;
- FriBidiParType fribidi_base_dir;
FriBidiCharType *bidi_types;
#ifdef USE_FRIBIDI_EX_API
FriBidiBracketType *bracket_types;
#endif
FriBidiLevel max_level;
FriBidiCharType ored_types = 0;
- FriBidiCharType anded_strongs = FRIBIDI_TYPE_RLE;
G_STATIC_ASSERT (sizeof (FriBidiLevel) == sizeof (guint8));
G_STATIC_ASSERT (sizeof (FriBidiChar) == sizeof (gunichar));
- switch (*pbase_dir)
- {
- case PANGO_DIRECTION_LTR:
- case PANGO_DIRECTION_TTB_RTL:
- fribidi_base_dir = FRIBIDI_PAR_LTR;
- break;
- case PANGO_DIRECTION_RTL:
- case PANGO_DIRECTION_TTB_LTR:
- fribidi_base_dir = FRIBIDI_PAR_RTL;
- break;
- case PANGO_DIRECTION_WEAK_RTL:
- fribidi_base_dir = FRIBIDI_PAR_WRTL;
- break;
- case PANGO_DIRECTION_WEAK_LTR:
- case PANGO_DIRECTION_NEUTRAL:
- default:
- fribidi_base_dir = FRIBIDI_PAR_WLTR;
- break;
- }
-
if (length < 0)
length = strlen (text);
@@ -165,16 +112,13 @@ pango_log2vis_get_embedding_levels (const gchar *text,
for (i = 0, p = text; p < text + length; p = g_utf8_next_char(p), i++)
{
- gunichar ch = g_utf8_get_char (p);
- FriBidiCharType char_type = fribidi_get_bidi_type (ch);
+ FriBidiCharType char_type = FRIBIDI_PAR_LTR;
if (i == n_chars)
break;
bidi_types[i] = char_type;
ored_types |= char_type;
- if (FRIBIDI_IS_STRONG (char_type))
- anded_strongs &= char_type;
#ifdef USE_FRIBIDI_EX_API
if (G_UNLIKELY(bidi_types[i] == FRIBIDI_TYPE_ON))
bracket_types[i] = fribidi_get_bracket (ch);
@@ -200,39 +144,8 @@ pango_log2vis_get_embedding_levels (const gchar *text,
* o base_dir doesn't have an RTL taste.
* o there are letters, and base_dir is weak.
*/
- if (!FRIBIDI_IS_ISOLATE (ored_types) &&
- !FRIBIDI_IS_RTL (ored_types) &&
- !FRIBIDI_IS_ARABIC (ored_types) &&
- (!FRIBIDI_IS_RTL (fribidi_base_dir) ||
- (FRIBIDI_IS_WEAK (fribidi_base_dir) &&
- FRIBIDI_IS_LETTER (ored_types))
- ))
- {
- /* all LTR */
- fribidi_base_dir = FRIBIDI_PAR_LTR;
memset (embedding_levels_list, 0, n_chars);
goto resolved;
- }
- /* The case that all resolved levels will be RTL is much more complex.
- * No isolates, no numbers, all strongs are RTL, and one of
- * the following:
- *
- * o base_dir has an RTL taste (may be weak).
- * o there are letters, and base_dir is weak.
- */
- else if (!FRIBIDI_IS_ISOLATE (ored_types) &&
- !FRIBIDI_IS_NUMBER (ored_types) &&
- FRIBIDI_IS_RTL (anded_strongs) &&
- (FRIBIDI_IS_RTL (fribidi_base_dir) ||
- (FRIBIDI_IS_WEAK (fribidi_base_dir) &&
- FRIBIDI_IS_LETTER (ored_types))
- ))
- {
- /* all RTL */
- fribidi_base_dir = FRIBIDI_PAR_RTL;
- memset (embedding_levels_list, 1, n_chars);
- goto resolved;
- }
#ifdef USE_FRIBIDI_EX_API
@@ -240,12 +153,10 @@ pango_log2vis_get_embedding_levels (const gchar *text,
&fribidi_base_dir,
(FriBidiLevel*)embedding_levels_list);
#else
- max_level = fribidi_get_par_embedding_levels (bidi_types, n_chars,
- &fribidi_base_dir,
- (FriBidiLevel*)embedding_levels_list);
+ max_level = 0;
#endif
- if (G_UNLIKELY(max_level == 0))
+ if (max_level == 0)
{
/* fribidi_get_par_embedding_levels() failed. */
memset (embedding_levels_list, 0, length);
@@ -258,7 +169,7 @@ resolved:
g_free (bracket_types);
#endif
- *pbase_dir = (fribidi_base_dir == FRIBIDI_PAR_LTR) ? PANGO_DIRECTION_LTR : PANGO_DIRECTION_RTL;
+ *pbase_dir = PANGO_DIRECTION_LTR;
return embedding_levels_list;
}
@@ -282,17 +193,6 @@ resolved:
PangoDirection
pango_unichar_direction (gunichar ch)
{
- FriBidiCharType fribidi_ch_type;
-
- G_STATIC_ASSERT (sizeof (FriBidiChar) == sizeof (gunichar));
-
- fribidi_ch_type = fribidi_get_bidi_type (ch);
-
- if (!FRIBIDI_IS_STRONG (fribidi_ch_type))
- return PANGO_DIRECTION_NEUTRAL;
- else if (FRIBIDI_IS_RTL (fribidi_ch_type))
- return PANGO_DIRECTION_RTL;
- else
return PANGO_DIRECTION_LTR;
}

1
extra/pango/sources
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@ -1 +1,2 @@
https://github.com/GNOME/pango/archive/1.48.7.tar.gz
patches/no-fribidi.patch