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repo/extra/pango/patches/no-fribidi.patch

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diff --git a/meson.build b/meson.build
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index acead2d..2e51d8a 100644
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--- a/meson.build
+++ b/meson.build
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@@ -226,7 +226,6 @@ endif
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pango_deps = []
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glib_req_version = '>= 2.62'
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-fribidi_req_version = '>= 1.0.6'
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libthai_req_version = '>= 0.1.9'
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harfbuzz_req_version = '>= 2.6.0'
fontconfig_req_version = '>= 2.13.0'
@@ -246,10 +245,6 @@ gio_dep = dependency('gio-2.0', version: glib_req_version,
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fallback: ['glib', 'libgio_dep'])
pango_deps += [glib_dep, gobject_dep, gio_dep]
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-fribidi_dep = dependency('fribidi', version: fribidi_req_version,
- fallback: ['fribidi', 'libfribidi_dep'],
- default_options: ['docs=false'])
-pango_deps += fribidi_dep
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thai_dep = dependency('libthai', version: libthai_req_version, required: get_option('libthai'))
if thai_dep.found()
diff --git a/pango/pango-bidi-type.c b/pango/pango-bidi-type.c
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index 40123a6..328e617 100644
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--- a/pango/pango-bidi-type.c
+++ b/pango/pango-bidi-type.c
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@@ -23,13 +23,21 @@
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#include <string.h>
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-#include <fribidi.h>
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#undef PANGO_DISABLE_DEPRECATED
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#include "pango-bidi-type.h"
#include "pango-utils.h"
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+typedef uint32_t FriBidiChar;
+typedef uint32_t FriBidiCharType;
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+typedef uint32_t FriBidiBracketType;
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+typedef int FriBidiStrIndex;
+typedef int FriBidiParType;
+typedef signed char FriBidiLevel;
+
+#define FRIBIDI_PAR_LTR (0x00000010L | 0x00000100L)
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+
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/**
* pango_bidi_type_for_unichar:
* @ch: a Unicode character
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@@ -48,41 +56,7 @@
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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;
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- case _FRIBIDI_TYPE_SENTINEL:
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- default:
- return PANGO_BIDI_TYPE_ON;
- }
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+ return PANGO_BIDI_TYPE_L;
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}
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/* Some bidi-related functions */
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@@ -117,36 +91,12 @@ pango_log2vis_get_embedding_levels (const gchar *text,
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glong n_chars, i;
guint8 *embedding_levels_list;
const gchar *p;
- FriBidiParType fribidi_base_dir;
FriBidiCharType *bidi_types;
FriBidiBracketType *bracket_types;
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- FriBidiLevel max_level;
- FriBidiCharType ored_types = 0;
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- FriBidiCharType anded_strongs = FRIBIDI_TYPE_RLE;
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G_STATIC_ASSERT (sizeof (FriBidiLevel) == sizeof (guint8));
G_STATIC_ASSERT (sizeof (FriBidiChar) == sizeof (gunichar));
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- 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);
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@@ -158,20 +108,11 @@ pango_log2vis_get_embedding_levels (const gchar *text,
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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);
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-
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if (i == n_chars)
break;
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- bidi_types[i] = char_type;
- ored_types |= char_type;
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- if (FRIBIDI_IS_STRONG (char_type))
- anded_strongs &= char_type;
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- if (G_UNLIKELY(bidi_types[i] == FRIBIDI_TYPE_ON))
- bracket_types[i] = fribidi_get_bracket (ch);
- else
- bracket_types[i] = FRIBIDI_NO_BRACKET;
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+ bidi_types[i] = FRIBIDI_PAR_LTR;
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+ bracket_types[i] = 0;
}
/* Short-circuit (malloc-expensive) FriBidi call for unidirectional
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@@ -188,56 +129,11 @@ pango_log2vis_get_embedding_levels (const gchar *text,
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* 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;
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memset (embedding_levels_list, 0, n_chars);
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- goto resolved;
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- }
- /* 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;
- }
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-
-
- max_level = fribidi_get_par_embedding_levels_ex (bidi_types, bracket_types, n_chars,
- &fribidi_base_dir,
- (FriBidiLevel*)embedding_levels_list);
-
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- if (G_UNLIKELY(max_level == 0))
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- {
- /* fribidi_get_par_embedding_levels() failed. */
- memset (embedding_levels_list, 0, length);
- }
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-
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-resolved:
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g_free (bidi_types);
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g_free (bracket_types);
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- *pbase_dir = (fribidi_base_dir == FRIBIDI_PAR_LTR) ? PANGO_DIRECTION_LTR : PANGO_DIRECTION_RTL;
+ *pbase_dir = PANGO_DIRECTION_LTR;
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return embedding_levels_list;
}
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@@ -261,17 +157,6 @@ resolved:
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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;
}
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