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project_files/frontlib/util/logging.h
changeset 10017 de822cd3df3a
parent 7482 d70a5b0d1190 
--- a/project_files/frontlib/util/logging.h	Tue Jan 21 22:38:13 2014 +0100
+++ b/project_files/frontlib/util/logging.h	Tue Jan 21 22:43:06 2014 +0100
@@ -1,106 +1,106 @@
-/*
- * Hedgewars, a free turn based strategy game
- * Copyright (C) 2012 Simeon Maxein <smaxein@googlemail.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
- */
-
-#ifndef LOGGING_H_
-#define LOGGING_H_
-
-#include <stdint.h>
-#include <stdio.h>
-#include <stdbool.h>
-
-#define FLIB_LOGLEVEL_ALL -100
-#define FLIB_LOGLEVEL_DEBUG -1
-#define FLIB_LOGLEVEL_INFO 0
-#define FLIB_LOGLEVEL_WARNING 1
-#define FLIB_LOGLEVEL_ERROR 2
-#define FLIB_LOGLEVEL_NONE 100
-
-/**
- * Returns a pointer to a static buffer, don't free or store.
- */
-char* flib_format_ip(uint32_t numip);
-
-/**
- * Evaluates the expression cond. If it is true, a formatted error will be logged.
- * Returns true if an error is logged, false otherwise (i.e. the boolean value of the argument)
- * Usage: log_e_if(errorHasHappened, "Format string", formatArg, ...);
- */
-#define log_e_if(cond, ...) _flib_fassert(__func__, FLIB_LOGLEVEL_ERROR, !(bool)(cond), __VA_ARGS__)
-#define log_w_if(cond, ...) _flib_fassert(__func__, FLIB_LOGLEVEL_WARNING, !(bool)(cond), __VA_ARGS__)
-
-/**
- * Helper macros for log_badargs_if
- * The t parameters are the textual representation of the c parameters. They need to be passed
- * explicitly, to prevent them from being expanded in prescan.
- */
-#define _flib_lbi(c1,t1) log_e_if(c1, "Invalid Argument (%s)", t1)
-#define _flib_lbi2(c1,t1,c2,t2) (_flib_lbi(c1,t1) || _flib_lbi(c2,t2))
-#define _flib_lbi3(c1,t1,c2,t2,c3,t3) (_flib_lbi(c1,t1) || _flib_lbi2(c2,t2,c3,t3))
-#define _flib_lbi4(c1,t1,c2,t2,c3,t3,c4,t4) (_flib_lbi(c1,t1) || _flib_lbi3(c2,t2,c3,t3,c4,t4))
-#define _flib_lbi5(c1,t1,c2,t2,c3,t3,c4,t4,c5,t5) (_flib_lbi(c1,t1) || _flib_lbi4(c2,t2,c3,t3,c4,t4,c5,t5))
-#define _flib_lbi6(c1,t1,c2,t2,c3,t3,c4,t4,c5,t5,c6,t6) (_flib_lbi(c1,t1) || _flib_lbi5(c2,t2,c3,t3,c4,t4,c5,t5,c6,t6))
-
-/**
- * These macros log an "Invalid Argument" error for the first of their arguments that evaluates to true.
- * The text of the argument is included in the log message.
- * The expression returns true if any of its arguments is true (i.e. if an argument error was logged).
- *
- * For example, log_badargs_if(x==NULL) will log "Invalid Argument (x==NULL)" and return true if x is NULL.
- */
-#define log_badargs_if(c1) _flib_lbi(c1,#c1)
-#define log_badargs_if2(c1, c2) _flib_lbi2(c1,#c1,c2,#c2)
-#define log_badargs_if3(c1, c2, c3) _flib_lbi3(c1,#c1,c2,#c2,c3,#c3)
-#define log_badargs_if4(c1, c2, c3, c4) _flib_lbi4(c1,#c1,c2,#c2,c3,#c3,c4,#c4)
-#define log_badargs_if5(c1, c2, c3, c4, c5) _flib_lbi5(c1,#c1,c2,#c2,c3,#c3,c4,#c4,c5,#c5)
-#define log_badargs_if6(c1, c2, c3, c4, c5, c6) _flib_lbi6(c1,#c1,c2,#c2,c3,#c3,c4,#c4,c5,#c5,c6,#c6)
-
-#define log_oom_if(cond) log_e_if(cond, "Out of Memory")
-
-#define flib_log_e(...) _flib_flog(__func__, FLIB_LOGLEVEL_ERROR, __VA_ARGS__)
-#define flib_log_w(...) _flib_flog(__func__, FLIB_LOGLEVEL_WARNING, __VA_ARGS__)
-#define flib_log_i(...) _flib_flog(__func__, FLIB_LOGLEVEL_INFO, __VA_ARGS__)
-#define flib_log_d(...) _flib_flog(__func__, FLIB_LOGLEVEL_DEBUG, __VA_ARGS__)
-
-bool _flib_fassert(const char *func, int level, bool cond, const char *fmt, ...);
-void _flib_flog(const char *func, int level, const char *fmt, ...);
-
-/**
- * Only log messages that are at least the indicated level
- */
-void flib_log_setLevel(int level);
-int flib_log_getLevel();
-
-/**
- * Log to the indicated file. You can pass NULL to log to stdout.
- * This overrides setCallback and vice versa.
- */
-void flib_log_setFile(FILE *logfile);
-
-/**
- * Returns whether messages of this level are logged at the moment.
- */
-bool flib_log_isActive(int level);
-
-/**
- * Allows logging through an arbitrary callback function. Useful for integrating into an
- * existing logging system. This overrides setFile and vice versa.
- */
-void flib_log_setCallback(void (*logCallback)(int level, const char *msg));
-
-#endif /* LOGGING_H_ */
+/*
+ * Hedgewars, a free turn based strategy game
+ * Copyright (C) 2012 Simeon Maxein <smaxein@googlemail.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+#ifndef LOGGING_H_
+#define LOGGING_H_
+
+#include <stdint.h>
+#include <stdio.h>
+#include <stdbool.h>
+
+#define FLIB_LOGLEVEL_ALL -100
+#define FLIB_LOGLEVEL_DEBUG -1
+#define FLIB_LOGLEVEL_INFO 0
+#define FLIB_LOGLEVEL_WARNING 1
+#define FLIB_LOGLEVEL_ERROR 2
+#define FLIB_LOGLEVEL_NONE 100
+
+/**
+ * Returns a pointer to a static buffer, don't free or store.
+ */
+char* flib_format_ip(uint32_t numip);
+
+/**
+ * Evaluates the expression cond. If it is true, a formatted error will be logged.
+ * Returns true if an error is logged, false otherwise (i.e. the boolean value of the argument)
+ * Usage: log_e_if(errorHasHappened, "Format string", formatArg, ...);
+ */
+#define log_e_if(cond, ...) _flib_fassert(__func__, FLIB_LOGLEVEL_ERROR, !(bool)(cond), __VA_ARGS__)
+#define log_w_if(cond, ...) _flib_fassert(__func__, FLIB_LOGLEVEL_WARNING, !(bool)(cond), __VA_ARGS__)
+
+/**
+ * Helper macros for log_badargs_if
+ * The t parameters are the textual representation of the c parameters. They need to be passed
+ * explicitly, to prevent them from being expanded in prescan.
+ */
+#define _flib_lbi(c1,t1) log_e_if(c1, "Invalid Argument (%s)", t1)
+#define _flib_lbi2(c1,t1,c2,t2) (_flib_lbi(c1,t1) || _flib_lbi(c2,t2))
+#define _flib_lbi3(c1,t1,c2,t2,c3,t3) (_flib_lbi(c1,t1) || _flib_lbi2(c2,t2,c3,t3))
+#define _flib_lbi4(c1,t1,c2,t2,c3,t3,c4,t4) (_flib_lbi(c1,t1) || _flib_lbi3(c2,t2,c3,t3,c4,t4))
+#define _flib_lbi5(c1,t1,c2,t2,c3,t3,c4,t4,c5,t5) (_flib_lbi(c1,t1) || _flib_lbi4(c2,t2,c3,t3,c4,t4,c5,t5))
+#define _flib_lbi6(c1,t1,c2,t2,c3,t3,c4,t4,c5,t5,c6,t6) (_flib_lbi(c1,t1) || _flib_lbi5(c2,t2,c3,t3,c4,t4,c5,t5,c6,t6))
+
+/**
+ * These macros log an "Invalid Argument" error for the first of their arguments that evaluates to true.
+ * The text of the argument is included in the log message.
+ * The expression returns true if any of its arguments is true (i.e. if an argument error was logged).
+ *
+ * For example, log_badargs_if(x==NULL) will log "Invalid Argument (x==NULL)" and return true if x is NULL.
+ */
+#define log_badargs_if(c1) _flib_lbi(c1,#c1)
+#define log_badargs_if2(c1, c2) _flib_lbi2(c1,#c1,c2,#c2)
+#define log_badargs_if3(c1, c2, c3) _flib_lbi3(c1,#c1,c2,#c2,c3,#c3)
+#define log_badargs_if4(c1, c2, c3, c4) _flib_lbi4(c1,#c1,c2,#c2,c3,#c3,c4,#c4)
+#define log_badargs_if5(c1, c2, c3, c4, c5) _flib_lbi5(c1,#c1,c2,#c2,c3,#c3,c4,#c4,c5,#c5)
+#define log_badargs_if6(c1, c2, c3, c4, c5, c6) _flib_lbi6(c1,#c1,c2,#c2,c3,#c3,c4,#c4,c5,#c5,c6,#c6)
+
+#define log_oom_if(cond) log_e_if(cond, "Out of Memory")
+
+#define flib_log_e(...) _flib_flog(__func__, FLIB_LOGLEVEL_ERROR, __VA_ARGS__)
+#define flib_log_w(...) _flib_flog(__func__, FLIB_LOGLEVEL_WARNING, __VA_ARGS__)
+#define flib_log_i(...) _flib_flog(__func__, FLIB_LOGLEVEL_INFO, __VA_ARGS__)
+#define flib_log_d(...) _flib_flog(__func__, FLIB_LOGLEVEL_DEBUG, __VA_ARGS__)
+
+bool _flib_fassert(const char *func, int level, bool cond, const char *fmt, ...);
+void _flib_flog(const char *func, int level, const char *fmt, ...);
+
+/**
+ * Only log messages that are at least the indicated level
+ */
+void flib_log_setLevel(int level);
+int flib_log_getLevel();
+
+/**
+ * Log to the indicated file. You can pass NULL to log to stdout.
+ * This overrides setCallback and vice versa.
+ */
+void flib_log_setFile(FILE *logfile);
+
+/**
+ * Returns whether messages of this level are logged at the moment.
+ */
+bool flib_log_isActive(int level);
+
+/**
+ * Allows logging through an arbitrary callback function. Useful for integrating into an
+ * existing logging system. This overrides setFile and vice versa.
+ */
+void flib_log_setCallback(void (*logCallback)(int level, const char *msg));
+
+#endif /* LOGGING_H_ */
hedgewars