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authorTor Lillqvist <tml@collabora.com>2018-06-19 10:02:42 +0300
committerTor Lillqvist <tml@collabora.com>2018-06-25 12:03:24 +0200
commit678bd486aafa836a80c6ac9b45c0195a2631a488 (patch)
tree70367d5b663e644ba765604192e2db60271de383 /sal
parent443da1959d02569c59d064748a06d39c6dbb2f64 (diff)
Don't waste time in macxp_resolveAlias() on files inside the app bundle
LibreOffice uses its low-level API to look up files inside the app bundle thousands of times, all the time, and especially when starting something. Both when the process starts, and when a specific aspects of the application starts (like after typing a first character into a Writer document in a session). Having all those, too, go through this alias (bookmark) resolve dance is just insane. There won't be any aliases (bookmarks) there. This shaves almost a second from the delay after typing the first character into a Writer document in a session. There is still a noticeable delay left, though, likely mostly caused by Python (Lightproof) initialisation slowness. (It's cross-platform.) I would say that it is a bit questionable whether the macxp_resolveAlias() functionality is worth it at all, even. Change-Id: I2461141c6b58738befd0db4902eb25e63b788b79 (cherry picked from commit 3b6905e37a6baac08eaff00e6e42aced7d6896df) Reviewed-on: https://gerrit.libreoffice.org/56122 Tested-by: Jenkins Reviewed-by: Tor Lillqvist <tml@collabora.com>
Diffstat (limited to 'sal')
-rw-r--r--sal/Library_sal.mk5
-rw-r--r--sal/osl/unx/system.cxx13
-rw-r--r--sal/osl/unx/system.mm1
3 files changed, 17 insertions, 2 deletions
diff --git a/sal/Library_sal.mk b/sal/Library_sal.mk
index d33719097c9d..0227d6ffe32c 100644
--- a/sal/Library_sal.mk
+++ b/sal/Library_sal.mk
@@ -179,21 +179,22 @@ $(eval $(call gb_Library_add_exception_objects,sal,\
sal/osl/unx/security \
sal/osl/unx/signal \
sal/osl/unx/socket \
- sal/osl/unx/system \
sal/osl/unx/tempfile \
sal/osl/unx/thread \
sal/osl/unx/time \
$(if $(filter-out ANDROID IOS,$(OS)), sal/osl/unx/salinit) \
))
-# Note that the uunxapi.mm file just includes the uunxapi.cxx one
+# Note that the uunxapi.mm file just includes the uunxapi.cxx one. Ditto for system.mm
ifeq ($(OS),MACOSX)
$(eval $(call gb_Library_add_objcxxobjects,sal,\
sal/osl/unx/uunxapi \
+ sal/osl/unx/system \
))
else
$(eval $(call gb_Library_add_exception_objects,sal,\
sal/osl/unx/uunxapi \
+ sal/osl/unx/system \
))
endif
diff --git a/sal/osl/unx/system.cxx b/sal/osl/unx/system.cxx
index aacd91a1290a..dee35f5c3b92 100644
--- a/sal/osl/unx/system.cxx
+++ b/sal/osl/unx/system.cxx
@@ -37,6 +37,10 @@
#define RTL_MUTEX_LOCK
#define RTL_MUTEX_UNLOCK
+#include <premac.h>
+#include <Foundation/Foundation.h>
+#include <postmac.h>
+
#else //defined(MACOSX)
static pthread_mutex_t getrtl_mutex = PTHREAD_MUTEX_INITIALIZER;
@@ -162,6 +166,15 @@ int macxp_resolveAlias(char *path, int buflen)
CFErrorRef cferror;
CFDataRef cfbookmark;
+ // Don't even try anything for files inside the app bundle. Just a
+ // waste of time.
+
+ static const char * const appBundle = [[[NSBundle mainBundle] bundlePath] UTF8String];
+
+ const size_t appBundleLen = strlen(appBundle);
+ if (strncmp(path, appBundle, appBundleLen) == 0 && path[appBundleLen] == '/')
+ return 0;
+
char *unprocessedPath = path;
if ( *unprocessedPath == '/' )
diff --git a/sal/osl/unx/system.mm b/sal/osl/unx/system.mm
new file mode 100644
index 000000000000..7495a3e73058
--- /dev/null
+++ b/sal/osl/unx/system.mm
@@ -0,0 +1 @@
+#include "system.cxx"