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Add locking around the server-side logging code to make it usable from 

multi-threaded applications. The rest of the DC-API (and the underlying
grid code) is still not thread-safe though.


git-svn-id: svn+ssh://cvs.lpds.sztaki.hu/var/lib/svn/szdg/dcapi/trunk@2176 a7169a2c-3604-0410-bc95-c702d8d87f7a
This commit is contained in:
gombasg 2009-04-14 13:54:38 +00:00 committed by Adam Visegradi
parent 356ce8fe3f
commit 01504084a8
1 changed files with 13 additions and 1 deletions
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14
dcapi/common/logger.c
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@ -17,14 +17,20 @@
#include <dc_common.h> #include <dc_common.h>
#include <dc_internal.h> #include <dc_internal.h>
#if CLIENT #ifdef CLIENT
#include <dc_client.h> #include <dc_client.h>
#else
#include <glib.h>
#endif #endif
/* Set the log level to -1 so the first call to DC_log() will call init_log() */ /* Set the log level to -1 so the first call to DC_log() will call init_log() */
static int loglevel = -1; static int loglevel = -1;
static FILE *logfile; static FILE *logfile;
#ifndef CLIENT
G_LOCK_DEFINE_STATIC(logfile);
#endif
/* Stupid Visual C compiler */ /* Stupid Visual C compiler */
#ifdef _MSC_VER #ifdef _MSC_VER
#define INIT(x, y) y #define INIT(x, y) y
@ -156,8 +162,14 @@ void DC_vlog(int level, const char *fmt, va_list ap)
tm = localtime(&now); tm = localtime(&now);
strftime(timebuf, sizeof(timebuf), "%Y-%m-%d %H:%M:%S", tm); strftime(timebuf, sizeof(timebuf), "%Y-%m-%d %H:%M:%S", tm);
#ifndef CLIENT
G_LOCK(logfile);
#endif
fprintf(logfile, "%s [%s] ", timebuf, levstr); fprintf(logfile, "%s [%s] ", timebuf, levstr);
vfprintf(logfile, fmt, ap); vfprintf(logfile, fmt, ap);
fprintf(logfile, "\n"); fprintf(logfile, "\n");
fflush(logfile); fflush(logfile);
#ifndef CLIENT
G_UNLOCK(logfile);
#endif
} }