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Add persist.zygote.core_dump property for coredumps

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Enable core dumps for debuggable apps if the property is set.

Contributed by lu.wang@unisoc.com.

Bug: b/120485385
Test: boots
Change-Id: I68995bec552b8875490748ee5275488f65b00dbd
This commit is contained in:
Orion Hodson
2018-12-07 16:44:33 +00:00
parent 0882543a12
commit 2b71ad0a26
1 changed files with 11 additions and 9 deletions
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20
core/jni/com_android_internal_os_Zygote.cpp
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@@ -273,15 +273,17 @@ static void EnableDebugger() {
}
}
// We don't want core dumps, though, so set the soft limit on core dump size
// to 0 without changing the hard limit.
rlimit rl;
if (getrlimit(RLIMIT_CORE, &rl) == -1) {
ALOGE("getrlimit(RLIMIT_CORE) failed");
} else {
rl.rlim_cur = 0;
if (setrlimit(RLIMIT_CORE, &rl) == -1) {
ALOGE("setrlimit(RLIMIT_CORE) failed");
// Set the core dump size to zero unless wanted (see also coredump_setup in build/envsetup.sh).
if (!GetBoolProperty("persist.zygote.core_dump", false)) {
// Set the soft limit on core dump size to 0 without changing the hard limit.
rlimit rl;
if (getrlimit(RLIMIT_CORE, &rl) == -1) {
ALOGE("getrlimit(RLIMIT_CORE) failed");
} else {
rl.rlim_cur = 0;
if (setrlimit(RLIMIT_CORE, &rl) == -1) {
ALOGE("setrlimit(RLIMIT_CORE) failed");
}
}
}
}