char *tmp;
int r;
- set = set_new(trivial_hash_func, trivial_compare_func);
+ set = set_new(NULL);
if (!set) {
log_oom();
return NULL;
r = set_consume(set, tmp);
if (r < 0) {
- log_error("failed to add to set: %s", strerror(-r));
+ log_error_errno(r, "failed to add to set: %m");
set_free(set);
return NULL;
}
return set;
}
-static int help(void) {
-
- printf("%s [OPTIONS...]\n\n"
- "List or retrieve coredumps from the journal.\n\n"
- "Flags:\n"
- " -h --help Show this help\n"
- " --version Print version string\n"
- " --no-pager Do not pipe output into a pager\n"
- " --no-legend Do not print the column headers.\n"
- " -1 Show information about most recent entry only\n"
- " -F --field=FIELD List all values a certain field takes\n"
- " -o --output=FILE Write output to FILE\n\n"
-
- "Commands:\n"
- " list [MATCHES...] List available coredumps (default)\n"
- " info [MATCHES...] Show detailed information about one or more coredumps\n"
- " dump [MATCHES...] Print first matching coredump to stdout\n"
- " gdb [MATCHES...] Start gdb for the first matching coredump\n"
- , program_invocation_short_name);
-
- return 0;
-}
-
static int add_match(Set *set, const char *match) {
int r = -ENOMEM;
unsigned pid;
log_debug("Adding pattern: %s", pattern);
r = set_consume(set, pattern);
if (r < 0) {
- log_error("Failed to add pattern '%s': %s",
- pattern, strerror(-r));
+ log_error_errno(r, "Failed to add pattern: %m");
goto fail;
}
return 0;
fail:
- log_error("Failed to add match: %s", strerror(-r));
+ log_error_errno(r, "Failed to add match: %m");
return r;
}
+static void help(void) {
+ printf("%s [OPTIONS...]\n\n"
+ "List or retrieve coredumps from the journal.\n\n"
+ "Flags:\n"
+ " -h --help Show this help\n"
+ " --version Print version string\n"
+ " --no-pager Do not pipe output into a pager\n"
+ " --no-legend Do not print the column headers.\n"
+ " -1 Show information about most recent entry only\n"
+ " -F --field=FIELD List all values a certain field takes\n"
+ " -o --output=FILE Write output to FILE\n\n"
+
+ "Commands:\n"
+ " list [MATCHES...] List available coredumps (default)\n"
+ " info [MATCHES...] Show detailed information about one or more coredumps\n"
+ " dump [MATCHES...] Print first matching coredump to stdout\n"
+ " gdb [MATCHES...] Start gdb for the first matching coredump\n"
+ , program_invocation_short_name);
+}
+
static int parse_argv(int argc, char *argv[], Set *matches) {
enum {
ARG_VERSION = 0x100,
case 'h':
arg_action = ACTION_NONE;
- return help();
+ help();
+ return 0;
case ARG_VERSION:
arg_action = ACTION_NONE;
r = sd_journal_get_realtime_usec(j, &t);
if (r < 0) {
- log_error("Failed to get realtime timestamp: %s", strerror(-r));
+ log_error_errno(r, "Failed to get realtime timestamp: %m");
return r;
}
if (r == 0)
r = sd_journal_previous(j);
if (r < 0) {
- log_error("Failed to search journal: %s", strerror(-r));
+ log_error_errno(r, "Failed to search journal: %m");
return r;
}
if (r == 0) {
* compressed file (probably uncached). */
r = sd_journal_get_data(j, "COREDUMP_FILENAME", (const void**) &data, &len);
if (r < 0 && r != -ENOENT)
- log_warning("Failed to retrieve COREDUMP_FILENAME: %s", strerror(-r));
+ log_warning_errno(r, "Failed to retrieve COREDUMP_FILENAME: %m");
else if (r == 0)
retrieve(data, len, "COREDUMP_FILENAME", &filename);
r = decompress_stream(filename, fdf, fd, -1);
if (r < 0) {
- log_error("Failed to decompress %s: %s", filename, strerror(-r));
+ log_error_errno(r, "Failed to decompress %s: %m", filename);
goto error;
}
#else
if (r == -ENOENT)
log_error("Cannot retrieve coredump from journal nor disk.");
else
- log_error("Failed to retrieve COREDUMP field: %s", strerror(-r));
+ log_error_errno(r, "Failed to retrieve COREDUMP field: %m");
goto error;
}
r = save_core(j, output ? fileno(output) : STDOUT_FILENO, NULL, NULL);
if (r < 0) {
- log_error("Coredump retrieval failed: %s", strerror(-r));
+ log_error_errno(r, "Coredump retrieval failed: %m");
return r;
}
r = sd_journal_get_data(j, "COREDUMP_EXE", (const void**) &data, &len);
if (r < 0) {
- log_error("Failed to retrieve COREDUMP_EXE field: %s", strerror(-r));
+ log_error_errno(r, "Failed to retrieve COREDUMP_EXE field: %m");
return r;
}
r = save_core(j, -1, &path, &unlink_path);
if (r < 0) {
- log_error("Failed to retrieve core: %s", strerror(-r));
+ log_error_errno(r, "Failed to retrieve core: %m");
return r;
}
r = sd_journal_open(&j, SD_JOURNAL_LOCAL_ONLY);
if (r < 0) {
- log_error("Failed to open journal: %s", strerror(-r));
+ log_error_errno(r, "Failed to open journal: %m");
goto end;
}