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void-packages/srcpkgs/atril/patches/disable-synctex.patch

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From c246af6b85bfb326d10eb56e0d2563138495dfa2 Mon Sep 17 00:00:00 2001
From: Oz Tiram <oz.tiram@noris.de>
Date: Fri, 7 Feb 2020 21:57:10 +0100
Subject: [PATCH] Make synctex optional
Not everyone who reads PDF's is necessarily a LaTeX user.
These changes allow users to install atril without the huge bagage
of tex-live on systems where synctex isn't provided as a stand alone
library.
---
configure.ac | 25 +++++++++++++++++--------
libdocument/ev-document.c | 16 ++++++++++++----
libview/ev-view.c | 9 ++++++++-
shell/ev-window.c | 5 +++++
4 files changed, 42 insertions(+), 13 deletions(-)
diff --git a/configure.ac b/configure.ac
index 529ef2a0..543808f8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -361,15 +361,25 @@ AC_SUBST([GIRTYPELIBDIR])
AM_CONDITIONAL([ENABLE_INTROSPECTION],[test "$enable_introspection" = "yes"])
dnl ================== libsynctex ===========================================
+AC_ARG_ENABLE([synctex],
+ [AS_HELP_STRING([--disable-synctex], [Disable support for synctex])],
+ [],
+ [enable_synctex=yes])
-PKG_CHECK_MODULES(SYNCTEX, [synctex >= $SYNCTEX_REQUIRED], has_synctex=yes, has_synctex=no)
-dnl not found? use internal code copy.
-if test "x$has_synctex" = "xno"; then
- AC_MSG_ERROR("SyncTeX support is disabled since library version $SYNCTEX_REQUIRED or newer not found")
+if test "$enable_synctex" = "yes"; then
+ AC_DEFINE([ENABLE_SYNCTEX],[1],[Define if synctex support is enabled])
+ PKG_CHECK_MODULES(SYNCTEX, [synctex >= $SYNCTEX_REQUIRED], has_synctex=yes, has_synctex=no)
+ dnl not found? use internal code copy.
+ if test "x$has_synctex" = "xno"; then
+ AC_MSG_ERROR("SyncTeX support is disabled since library version $SYNCTEX_REQUIRED or newer not found")
+ fi
+ AC_SUBST(SYNCTEX_LIBS)
+ AC_SUBST(SYNCTEX_CFLAGS)
fi
-AC_SUBST(SYNCTEX_LIBS)
-AC_SUBST(SYNCTEX_CFLAGS)
+
+AM_CONDITIONAL([ENABLE_SYNCTEX], [test "$enable_synctex" = "yes"])
+
dnl ================== portability checks ===========================================
@@ -770,6 +780,7 @@ Configure summary:
Tests...............: $enable_tests
PDF Backend.........: $enable_pdf
+ Synctex enabled.....: $enable_synctex
PostScript Backend..: $enable_ps
TIFF Backend........: $enable_tiff
DJVU Backend........: $enable_djvu
@@ -778,6 +789,4 @@ Configure summary:
Comics Backend......: $enable_comics
XPS Backend.........: $enable_xps
ePub Backend........: $have_webkit
-
- SyncTeX.............: $has_synctex
"
diff --git a/libdocument/ev-document.c b/libdocument/ev-document.c
index b713a671..be082aeb 100644
--- a/libdocument/ev-document.c
+++ b/libdocument/ev-document.c
@@ -25,7 +25,9 @@
#include <string.h>
#include "ev-document.h"
+#ifdef ENABLE_SYNCTEX
#include "synctex_parser.h"
+#endif
#include "ev-file-helpers.h"
typedef struct _EvPageSize
@@ -53,8 +55,9 @@ struct _EvDocumentPrivate
gchar **page_labels;
EvPageSize *page_sizes;
EvDocumentInfo *info;
-
+#ifdef ENABLE_SYNCTEX
synctex_scanner_p synctex_scanner;
+#endif
};
static gint _ev_document_get_n_pages (EvDocument *document);
@@ -124,12 +127,12 @@ ev_document_finalize (GObject *object)
ev_document_info_free (document->priv->info);
document->priv->info = NULL;
}
-
+#ifdef ENABLE_SYNCTEX
if (document->priv->synctex_scanner) {
synctex_scanner_free (document->priv->synctex_scanner);
document->priv->synctex_scanner = NULL;
}
-
+#endif
G_OBJECT_CLASS (ev_document_parent_class)->finalize (object);
}
@@ -137,8 +140,9 @@ static void
ev_document_init (EvDocument *document)
{
document->priv = ev_document_get_instance_private (document);
+#ifdef ENABLE_SYNCTEX
document->synctex_version = SYNCTEX_VERSION_STRING;
-
+#endif
/* Assume all pages are the same size until proven otherwise */
document->priv->uniform = TRUE;
/* Assume that the document is not a web document*/
@@ -336,6 +340,7 @@ ev_document_load (EvDocument *document,
}
priv->info = _ev_document_get_info (document);
+#ifdef ENABLE_SYNCTEX
if (_ev_document_support_synctex (document)) {
gchar *filename;
@@ -346,6 +351,7 @@ ev_document_load (EvDocument *document,
g_free (filename);
}
}
+#endif
}
return retval;
@@ -388,6 +394,7 @@ _ev_document_support_synctex (EvDocument *document)
return klass->support_synctex ? klass->support_synctex (document) : FALSE;
}
+#ifdef ENABLE_SYNCTEX
gboolean
ev_document_has_synctex (EvDocument *document)
{
@@ -492,6 +499,7 @@ ev_document_synctex_forward_search (EvDocument *document,
return result;
}
+#endif /* ENABLE_SYNCTEX */
static gint
_ev_document_get_n_pages (EvDocument *document)
diff --git a/libview/ev-view.c b/libview/ev-view.c
index a195ba21..e98582d3 100644
--- a/libview/ev-view.c
+++ b/libview/ev-view.c
@@ -3210,6 +3210,7 @@ ev_view_remove_annotation (EvView *view,
g_object_unref (annot);
}
+#ifdef ENABLE_SYNCTEX
static gboolean
ev_view_synctex_backward_search (EvView *view,
gdouble x,
@@ -3235,6 +3236,7 @@ ev_view_synctex_backward_search (EvView *view,
return FALSE;
}
+#endif
/* Caret navigation */
#define CURSOR_ON_MULTIPLIER 2
@@ -4078,8 +4080,10 @@ ev_view_draw (GtkWidget *widget,
show_annotation_windows (view, i);
if (page_ready && view->focused_element)
draw_focus (view, cr, i, &clip_rect);
+#ifdef ENABLE_SYNCTEX
if (page_ready && view->synctex_result)
highlight_forward_search_results (view, cr, i);
+#endif
}
if (GTK_WIDGET_CLASS (ev_view_parent_class)->draw)
@@ -4472,9 +4476,10 @@ ev_view_button_press_event (GtkWidget *widget,
EvFormField *field;
EvMapping *link;
gint page;
-
+#ifdef ENABLE_SYNCTEX
if (event->state & GDK_CONTROL_MASK)
return ev_view_synctex_backward_search (view, event->x , event->y);
+#endif
if (EV_IS_SELECTION (view->document) && view->selection_info.selections) {
if (event->type == GDK_3BUTTON_PRESS) {
@@ -7522,6 +7527,7 @@ ev_view_find_cancel (EvView *view)
view->find_pages = NULL;
}
+#ifdef ENABLE_SYNCTEX
/*** Synctex ***/
void
ev_view_highlight_forward_search (EvView *view,
@@ -7549,6 +7555,7 @@ ev_view_highlight_forward_search (EvView *view,
ensure_rectangle_is_visible (view, &view_rect);
gtk_widget_queue_draw (GTK_WIDGET (view));
}
+#endif /* ENABLE_SYNCTEX */
/*** Selections ***/
static gboolean
diff --git a/shell/ev-window.c b/shell/ev-window.c
index e4cbce93..a2da929d 100644
--- a/shell/ev-window.c
+++ b/shell/ev-window.c
@@ -7751,6 +7751,8 @@ ev_window_emit_doc_loaded (EvWindow *window)
ev_atril_window_emit_document_loaded (window->priv->skeleton, window->priv->uri);
}
+
+#ifdef ENABLE_SYNCTEX
static gboolean
handle_sync_view_cb (EvAtrilWindow *object,
GDBusMethodInvocation *invocation,
@@ -7771,6 +7773,7 @@ handle_sync_view_cb (EvAtrilWindow *object,
return TRUE;
}
+#endif
#endif /* ENABLE_DBUS */
static gboolean
@@ -7831,9 +7834,11 @@ ev_window_init (EvWindow *ev_window)
ev_window->priv->dbus_object_path,
&error)) {
ev_window->priv->skeleton = skeleton;
+#ifdef ENABLE_SYNCTEX
g_signal_connect (skeleton, "handle-sync-view",
G_CALLBACK (handle_sync_view_cb),
ev_window);
+#endif
} else {
g_printerr ("Failed to register bus object %s: %s\n",
ev_window->priv->dbus_object_path, error->message);
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