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LogInit: migrate from class Error to C++ exceptions

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This commit is contained in:
Max Kellermann
2016-11-02 09:59:08 +01:00
parent d765182bbb
commit 9990e8473c
3 changed files with 24 additions and 31 deletions
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41
src/LogInit.cxx
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@@ -27,9 +27,10 @@
#include "system/FatalError.hxx"
#include "fs/AllocatedPath.hxx"
#include "fs/FileSystem.hxx"
#include "util/Error.hxx"
#include "util/Domain.hxx"
#include "util/RuntimeError.hxx"
#include "system/FatalError.hxx"
#include "system/Error.hxx"
#include <assert.h>
#include <string.h>
@@ -66,21 +67,26 @@ open_log_file(void)
return OpenFile(out_path, O_CREAT | O_WRONLY | O_APPEND, 0666);
}
static bool
log_init_file(int line, Error &error)
static void
log_init_file(int line)
{
assert(!out_path.IsNull());
out_fd = open_log_file();
if (out_fd < 0) {
#ifdef WIN32
const std::string out_path_utf8 = out_path.ToUTF8();
error.FormatErrno("failed to open log file \"%s\" (config line %d)",
throw FormatRuntimeError("failed to open log file \"%s\" (config line %d)",
out_path_utf8.c_str(), line);
#else
int e = errno;
const std::string out_path_utf8 = out_path.ToUTF8();
throw FormatErrno(e, "failed to open log file \"%s\" (config line %d)",
out_path_utf8.c_str(), line);
return false;
#endif
}
EnableLogTimestamp();
return true;
}
static inline LogLevel
@@ -114,15 +120,12 @@ log_early_init(bool verbose)
#endif
}
bool
log_init(bool verbose, bool use_stdout, Error &error)
void
log_init(bool verbose, bool use_stdout)
{
#ifdef ANDROID
(void)verbose;
(void)use_stdout;
(void)error;
return true;
#else
if (verbose)
SetLogThreshold(LogLevel::DEBUG);
@@ -130,29 +133,21 @@ log_init(bool verbose, bool use_stdout, Error &error)
SetLogThreshold(parse_log_level(param->value.c_str(),
param->line));
if (use_stdout) {
return true;
} else {
if (!use_stdout) {
const auto *param = config_get_param(ConfigOption::LOG_FILE);
if (param == nullptr) {
#ifdef HAVE_SYSLOG
/* no configuration: default to syslog (if
available) */
LogInitSysLog();
return true;
#else
error.Set(log_domain,
"config parameter 'log_file' not found");
return false;
#ifndef HAVE_SYSLOG
throw std::runtime_error("config parameter 'log_file' not found");
#endif
#ifdef HAVE_SYSLOG
} else if (strcmp(param->value.c_str(), "syslog") == 0) {
LogInitSysLog();
return true;
#endif
} else {
out_path = param->GetPath();
return log_init_file(param->line, error);
log_init_file(param->line);
}
}
#endif