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-rw-r--r--app-i18n/mozc/files/mozc-2.23.2815.102-server_path_check.patch95
-rw-r--r--app-i18n/mozc/mozc-2.23.2815.102.ebuild1
-rw-r--r--app-i18n/mozc/mozc-9999.ebuild1
3 files changed, 97 insertions, 0 deletions
diff --git a/app-i18n/mozc/files/mozc-2.23.2815.102-server_path_check.patch b/app-i18n/mozc/files/mozc-2.23.2815.102-server_path_check.patch
new file mode 100644
index 000000000000..dd606e27fb56
--- /dev/null
+++ b/app-i18n/mozc/files/mozc-2.23.2815.102-server_path_check.patch
@@ -0,0 +1,95 @@
+https://github.com/google/mozc/issues/471
+
+--- /src/ipc/ipc_path_manager.cc
++++ /src/ipc/ipc_path_manager.cc
+@@ -332,9 +332,21 @@
+ return false;
+ }
+
++ // Expand symbolic links in the expected server path to avoid false negatives
++ // during comparisons of the expected server path and the actual server path.
++ string real_server_path = server_path;
++#ifndef OS_WIN
++ char real_server_path_[PATH_MAX];
++ if (realpath(server_path.c_str(), real_server_path_) == NULL) {
++ LOG(ERROR) << "realpath failed: " << strerror(errno);
++ return false;
++ }
++ real_server_path = real_server_path_;
++#endif
++
+ // compare path name
+ if (pid == server_pid_) {
+- return (server_path == server_path_);
++ return (real_server_path == server_path_);
+ }
+
+ server_pid_ = 0;
+@@ -344,17 +356,17 @@
+ {
+ std::wstring expected_server_ntpath;
+ const std::map<string, std::wstring>::const_iterator it =
+- expected_server_ntpath_cache_.find(server_path);
++ expected_server_ntpath_cache_.find(real_server_path);
+ if (it != expected_server_ntpath_cache_.end()) {
+ expected_server_ntpath = it->second;
+ } else {
+ std::wstring wide_server_path;
+- Util::UTF8ToWide(server_path, &wide_server_path);
++ Util::UTF8ToWide(real_server_path, &wide_server_path);
+ if (WinUtil::GetNtPath(wide_server_path, &expected_server_ntpath)) {
+- // Caches the relationship from |server_path| to
+- // |expected_server_ntpath| in case |server_path| is renamed later.
++ // Caches the relationship from |real_server_path| to
++ // |expected_server_ntpath| in case |real_server_path| is renamed later.
+ // (This can happen during the updating).
+- expected_server_ntpath_cache_[server_path] = expected_server_ntpath;
++ expected_server_ntpath_cache_[real_server_path] = expected_server_ntpath;
+ }
+ }
+
+@@ -371,9 +383,9 @@
+ return false;
+ }
+
+- // Here we can safely assume that |server_path| (expected one) should be
++ // Here we can safely assume that |real_server_path| (expected one) should be
+ // the same to |server_path_| (actual one).
+- server_path_ = server_path;
++ server_path_ = real_server_path;
+ server_pid_ = pid;
+ }
+ #endif // OS_WIN
+@@ -399,7 +411,7 @@
+ #ifdef OS_LINUX
+ // load from /proc/<pid>/exe
+ char proc[128];
+- char filename[512];
++ char filename[PATH_MAX];
+ snprintf(proc, sizeof(proc) - 1, "/proc/%u/exe", pid);
+ const ssize_t size = readlink(proc, filename, sizeof(filename) - 1);
+ if (size == -1) {
+@@ -412,18 +424,18 @@
+ server_pid_ = pid;
+ #endif // OS_LINUX
+
+- VLOG(1) << "server path: " << server_path << " " << server_path_;
+- if (server_path == server_path_) {
++ VLOG(1) << "server path: " << real_server_path << " " << server_path_;
++ if (real_server_path == server_path_) {
+ return true;
+ }
+
+ #ifdef OS_LINUX
+- if ((server_path + " (deleted)") == server_path_) {
+- LOG(WARNING) << server_path << " on disk is modified";
++ if ((real_server_path + " (deleted)") == server_path_) {
++ LOG(WARNING) << real_server_path << " on disk is modified";
+ // If a user updates the server binary on disk during the server is running,
+ // "readlink /proc/<pid>/exe" returns a path with the " (deleted)" suffix.
+ // We allow the special case.
+- server_path_ = server_path;
++ server_path_ = real_server_path;
+ return true;
+ }
+ #endif // OS_LINUX
diff --git a/app-i18n/mozc/mozc-2.23.2815.102.ebuild b/app-i18n/mozc/mozc-2.23.2815.102.ebuild
index f2300b603247..425b785cbfab 100644
--- a/app-i18n/mozc/mozc-2.23.2815.102.ebuild
+++ b/app-i18n/mozc/mozc-2.23.2815.102.ebuild
@@ -110,6 +110,7 @@ src_prepare() {
eapply -p2 "${FILESDIR}/${PN}-2.23.2815.102-protobuf_generated_classes_no_inheritance.patch"
eapply -p2 "${FILESDIR}/${PN}-2.23.2815.102-environmental_variables.patch"
eapply -p2 "${FILESDIR}/${PN}-2.23.2815.102-reiwa.patch"
+ eapply -p2 "${FILESDIR}/${PN}-2.23.2815.102-server_path_check.patch"
eapply -p2 "${FILESDIR}/${PN}-2.20.2673.102-tests_build.patch"
eapply -p2 "${FILESDIR}/${PN}-2.20.2673.102-tests_skipping.patch"
diff --git a/app-i18n/mozc/mozc-9999.ebuild b/app-i18n/mozc/mozc-9999.ebuild
index f1d9151c2650..d7c66b558d92 100644
--- a/app-i18n/mozc/mozc-9999.ebuild
+++ b/app-i18n/mozc/mozc-9999.ebuild
@@ -110,6 +110,7 @@ src_prepare() {
eapply -p2 "${FILESDIR}/${PN}-2.23.2815.102-protobuf_generated_classes_no_inheritance.patch"
eapply -p2 "${FILESDIR}/${PN}-2.23.2815.102-environmental_variables.patch"
eapply -p2 "${FILESDIR}/${PN}-2.23.2815.102-reiwa.patch"
+ eapply -p2 "${FILESDIR}/${PN}-2.23.2815.102-server_path_check.patch"
eapply -p2 "${FILESDIR}/${PN}-2.20.2673.102-tests_build.patch"
eapply -p2 "${FILESDIR}/${PN}-2.20.2673.102-tests_skipping.patch"