kumquat-buildroot/package/erofs-utils/0003-erofs-utils-fuse-disable-backtrace-if-unsupported.patch
Gao Xiang 8fb0721eb7 package/erofs-utils: bump version to 1.2
- add selinux support;
- add erofsfuse support;
- add 0001-erofs-utils-fix-multiple-definition-of-sbi.patch [1];
- add 0002-erofs-utils-fuse-fix-linking-when-using-with-selinux.patch [2];
- add 0003-erofs-utils-fuse-disable-backtrace-if-unsupported.patch.

[1] https://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs-utils.git/patch/?id=6c938b755682629a26f85e5540f40c0d316130ed
[2] https://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs-utils.git/patch/?id=f1f9659e98ea925a100e50332309955f5b2b4234

Signed-off-by: Gao Xiang <hsiangkao@aol.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
2020-12-29 23:28:12 +01:00

83 lines
2.2 KiB
Diff

From 833563ffd3126b6e85fc54402c6d68c29a30264c Mon Sep 17 00:00:00 2001
From: Gao Xiang <hsiangkao@aol.com>
Date: Thu, 17 Dec 2020 16:59:04 +0800
Subject: [PATCH] erofs-utils: fuse: disable backtrace if unsupported
backtrace is a GNU extension, enable it conditionally.
Signed-off-by: Gao Xiang <hsiangkao@aol.com>
---
configure.ac | 3 ++-
fuse/main.c | 8 ++++++--
2 files changed, 8 insertions(+), 3 deletions(-)
diff --git a/configure.ac b/configure.ac
index d5fdfb8a3d17..28926c303c5c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -96,6 +96,7 @@ AC_ARG_VAR([LZ4_LIBS], [linker flags for lz4])
# Checks for header files.
AC_CHECK_HEADERS(m4_flatten([
dirent.h
+ execinfo.h
fcntl.h
getopt.h
inttypes.h
@@ -147,7 +148,7 @@ AC_CHECK_DECL(lseek64,[AC_DEFINE(HAVE_LSEEK64_PROTOTYPE, 1,
#include <unistd.h>])
# Checks for library functions.
-AC_CHECK_FUNCS([fallocate gettimeofday memset realpath strdup strerror strrchr strtoull])
+AC_CHECK_FUNCS([backtrace fallocate gettimeofday memset realpath strdup strerror strrchr strtoull])
# Configure libuuid
AS_IF([test "x$with_uuid" != "xno"], [
diff --git a/fuse/main.c b/fuse/main.c
index 1e24efe110c2..c16291272e75 100644
--- a/fuse/main.c
+++ b/fuse/main.c
@@ -6,7 +6,6 @@
*/
#include <stdlib.h>
#include <string.h>
-#include <execinfo.h>
#include <signal.h>
#include <libgen.h>
#include <fuse.h>
@@ -168,6 +167,9 @@ static int optional_opt_func(void *data, const char *arg, int key,
return 1;
}
+#if defined(HAVE_EXECINFO_H) && defined(HAVE_BACKTRACE)
+#include <execinfo.h>
+
static void signal_handle_sigsegv(int signal)
{
void *array[10];
@@ -187,7 +189,7 @@ static void signal_handle_sigsegv(int signal)
erofs_dump("========================================\n");
abort();
}
-
+#endif
int main(int argc, char *argv[])
{
@@ -197,11 +199,13 @@ int main(int argc, char *argv[])
erofs_init_configure();
fprintf(stderr, "%s %s\n", basename(argv[0]), cfg.c_version);
+#if defined(HAVE_EXECINFO_H) && defined(HAVE_BACKTRACE)
if (signal(SIGSEGV, signal_handle_sigsegv) == SIG_ERR) {
fprintf(stderr, "failed to initialize signals\n");
ret = -errno;
goto err;
}
+#endif
/* parse options */
ret = fuse_opt_parse(&args, &fusecfg, option_spec, optional_opt_func);
--
2.24.0