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elf-util: add stub for builds without libdw

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This commit is contained in:
Luca Boccassi 2021-11-21 17:31:20 +00:00
parent 5564c6d802
commit 889f252973
2 changed files with 6 additions and 2 deletions
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2
src/coredump/coredump.c
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@ -813,7 +813,6 @@ static int submit_coredump(
if (r < 0)
return log_error_errno(r, "Failed to drop privileges: %m");
#if HAVE_ELFUTILS
/* Try to get a stack trace if we can */
if (coredump_size > arg_process_size_max) {
log_debug("Not generating stack trace: core size %"PRIu64" is greater "
@ -825,7 +824,6 @@ static int submit_coredump(
/* fork_disable_dump= */endswith(context->meta[META_EXE], "systemd-coredump"), /* avoid loops */
&stacktrace,
&json_metadata);
#endif
log:
core_message = strjoina("Process ", context->meta[META_ARGV_PID],

6
src/shared/elf-util.h
View File

@ -3,7 +3,13 @@
#include "json.h"
#if HAVE_ELFUTILS
/* Parse an ELF object in a forked process, so that errors while iterating over
* untrusted and potentially malicious data do not propagate to the main caller's process.
* If fork_disable_dump, the child process will not dump core if it crashes. */
int parse_elf_object(int fd, const char *executable, bool fork_disable_dump, char **ret, JsonVariant **ret_package_metadata);
#else
static inline int parse_elf_object(int fd, const char *executable, bool fork_disable_dump, char **ret, JsonVariant **ret_package_metadata) {
return log_error_errno(SYNTHETIC_ERRNO(EOPNOTSUPP), "elfutils disabled, parsing ELF objects not supported");
}
#endif