sdl/i_main.c: while we're here, split all the logging initialisation code into a separate function, to make main function more clean

This commit is contained in:
Monster Iestyn 2020-05-28 19:08:53 +01:00
parent b11d58aef5
commit cb7423b97e

View file

@ -103,6 +103,93 @@ static inline VOID MakeCodeWritable(VOID)
}
#endif
#ifdef LOGMESSAGES
static VOID InitLogging(VOID)
{
const char *logdir = NULL;
time_t my_time;
struct tm * timeinfo;
const char *format;
const char *reldir;
int left;
boolean fileabs;
#if defined (__unix__) || defined(__APPLE__) || defined (UNIXCOMMON)
const char *link;
#endif
logdir = D_Home();
my_time = time(NULL);
timeinfo = localtime(&my_time);
if (M_CheckParm("-logfile") && M_IsNextParm())
{
format = M_GetNextParm();
fileabs = M_IsPathAbsolute(format);
}
else
{
format = "log-%Y-%m-%d_%H-%M-%S.txt";
fileabs = false;
}
if (fileabs)
{
strftime(logfilename, sizeof logfilename, format, timeinfo);
}
else
{
if (M_CheckParm("-logdir") && M_IsNextParm())
reldir = M_GetNextParm();
else
reldir = "logs";
if (M_IsPathAbsolute(reldir))
{
left = snprintf(logfilename, sizeof logfilename,
"%s"PATHSEP, reldir);
}
else
#ifdef DEFAULTDIR
if (logdir)
{
left = snprintf(logfilename, sizeof logfilename,
"%s"PATHSEP DEFAULTDIR PATHSEP"%s"PATHSEP, logdir, reldir);
}
else
#endif/*DEFAULTDIR*/
{
left = snprintf(logfilename, sizeof logfilename,
"."PATHSEP"%s"PATHSEP, reldir);
}
strftime(&logfilename[left], sizeof logfilename - left,
format, timeinfo);
}
M_MkdirEachUntil(logfilename,
M_PathParts(logdir) - 1,
M_PathParts(logfilename) - 1, 0755);
#if defined (__unix__) || defined(__APPLE__) || defined (UNIXCOMMON)
logstream = fopen(logfilename, "w");
#ifdef DEFAULTDIR
if (logdir)
link = va("%s/"DEFAULTDIR"/latest-log.txt", logdir);
else
#endif/*DEFAULTDIR*/
link = "latest-log.txt";
unlink(link);
if (symlink(logfilename, link) == -1)
{
I_OutputMsg("Error symlinking latest-log.txt: %s\n", strerror(errno));
}
#else/*defined (__unix__) || defined(__APPLE__) || defined (UNIXCOMMON)*/
logstream = fopen("latest-log.txt", "wt+");
#endif/*defined (__unix__) || defined(__APPLE__) || defined (UNIXCOMMON)*/
}
#endif
/** \brief The main function
@ -121,7 +208,6 @@ int SDL_main(int argc, char **argv)
int main(int argc, char **argv)
#endif
{
const char *logdir = NULL;
myargc = argc;
myargv = argv; /// \todo pull out path to exe from this string
@ -135,88 +221,7 @@ int main(int argc, char **argv)
#ifdef LOGMESSAGES
if (!M_CheckParm("-nolog"))
{
time_t my_time;
struct tm * timeinfo;
const char *format;
const char *reldir;
int left;
boolean fileabs;
#if defined (__unix__) || defined(__APPLE__) || defined (UNIXCOMMON)
const char *link;
#endif
logdir = D_Home();
my_time = time(NULL);
timeinfo = localtime(&my_time);
if (M_CheckParm("-logfile") && M_IsNextParm())
{
format = M_GetNextParm();
fileabs = M_IsPathAbsolute(format);
}
else
{
format = "log-%Y-%m-%d_%H-%M-%S.txt";
fileabs = false;
}
if (fileabs)
{
strftime(logfilename, sizeof logfilename, format, timeinfo);
}
else
{
if (M_CheckParm("-logdir") && M_IsNextParm())
reldir = M_GetNextParm();
else
reldir = "logs";
if (M_IsPathAbsolute(reldir))
{
left = snprintf(logfilename, sizeof logfilename,
"%s"PATHSEP, reldir);
}
else
#ifdef DEFAULTDIR
if (logdir)
{
left = snprintf(logfilename, sizeof logfilename,
"%s"PATHSEP DEFAULTDIR PATHSEP"%s"PATHSEP, logdir, reldir);
}
else
#endif/*DEFAULTDIR*/
{
left = snprintf(logfilename, sizeof logfilename,
"."PATHSEP"%s"PATHSEP, reldir);
}
strftime(&logfilename[left], sizeof logfilename - left,
format, timeinfo);
}
M_MkdirEachUntil(logfilename,
M_PathParts(logdir) - 1,
M_PathParts(logfilename) - 1, 0755);
#if defined (__unix__) || defined(__APPLE__) || defined (UNIXCOMMON)
logstream = fopen(logfilename, "w");
#ifdef DEFAULTDIR
if (logdir)
link = va("%s/"DEFAULTDIR"/latest-log.txt", logdir);
else
#endif/*DEFAULTDIR*/
link = "latest-log.txt";
unlink(link);
if (symlink(logfilename, link) == -1)
{
I_OutputMsg("Error symlinking latest-log.txt: %s\n", strerror(errno));
}
#else/*defined (__unix__) || defined(__APPLE__) || defined (UNIXCOMMON)*/
logstream = fopen("latest-log.txt", "wt+");
#endif/*defined (__unix__) || defined(__APPLE__) || defined (UNIXCOMMON)*/
}
InitLogging();
#endif/*LOGMESSAGES*/
//I_OutputMsg("I_StartupSystem() ...\n");