rename 'debug' interface to 'logging' interface

It's not really about debugging, but about generic logging...
diff --git a/include/osmocore/Makefile.am b/include/osmocore/Makefile.am
index e1ba2c6..1c3a33f 100644
--- a/include/osmocore/Makefile.am
+++ b/include/osmocore/Makefile.am
@@ -1,7 +1,7 @@
 osmocore_HEADERS = signal.h linuxlist.h timer.h select.h msgb.h \
 		   tlv.h bitvec.h comp128.h statistics.h gsm_utils.h utils.h \
 		   gsmtap.h write_queue.h rsl.h gsm48.h rxlev_stat.h mncc.h \
-		   gsm48_ie.h debug.h
+		   gsm48_ie.h logging.h
 
 if ENABLE_TALLOC
 osmocore_HEADERS += talloc.h
diff --git a/include/osmocore/debug.h b/include/osmocore/debug.h
deleted file mode 100644
index 0caec28..0000000
--- a/include/osmocore/debug.h
+++ /dev/null
@@ -1,130 +0,0 @@
-#ifndef _OSMOCORE_DEBUG_H
-#define _OSMOCORE_DEBUG_H
-
-#include <stdio.h>
-#include <stdint.h>
-#include <osmocore/linuxlist.h>
-
-#define DEBUG_MAX_CATEGORY	32
-#define DEBUG_MAX_CTX		8
-#define DEBUG_MAX_FILTERS	8
-
-#define DEBUG
-
-#ifdef DEBUG
-#define DEBUGP(ss, fmt, args...) debugp(ss, __FILE__, __LINE__, 0, fmt, ## args)
-#define DEBUGPC(ss, fmt, args...) debugp(ss, __FILE__, __LINE__, 1, fmt, ## args)
-#else
-#define DEBUGP(xss, fmt, args...)
-#define DEBUGPC(ss, fmt, args...)
-#endif
-
-#define static_assert(exp, name) typedef int dummy##name [(exp) ? 1 : -1];
-
-char *hexdump(const unsigned char *buf, int len);
-void debugp(unsigned int subsys, char *file, int line, int cont, const char *format, ...) __attribute__ ((format (printf, 5, 6)));
-
-/* new logging interface */
-#define LOGP(ss, level, fmt, args...) \
-	debugp2(ss, level, __FILE__, __LINE__, 0, fmt, ##args)
-#define LOGPC(ss, level, fmt, args...) \
-	debugp2(ss, level, __FILE__, __LINE__, 1, fmt, ##args)
-
-/* different levels */
-#define LOGL_DEBUG	1	/* debugging information */
-#define LOGL_INFO	3
-#define LOGL_NOTICE	5	/* abnormal/unexpected condition */
-#define LOGL_ERROR	7	/* error condition, requires user action */
-#define LOGL_FATAL	8	/* fatal, program aborted */
-
-#define DEBUG_FILTER_ALL	0x0001
-
-struct debug_category {
-	uint8_t loglevel;
-	uint8_t enabled;
-};
-
-struct debug_info_cat {
-	const char *name;
-	const char *color;
-	const char *description;
-	uint8_t loglevel;
-	uint8_t enabled;
-};
-
-/* debug context information, passed to filter */
-struct debug_context {
-	void *ctx[DEBUG_MAX_CTX+1];
-};
-
-struct debug_target;
-
-typedef int debug_filter(const struct debug_context *ctx,
-			 struct debug_target *target);
-
-struct debug_info {
-	/* filter callback function */
-	debug_filter *filter_fn;
-
-	/* per-category information */
-	const struct debug_info_cat *cat;
-	unsigned int num_cat;
-};
-
-struct debug_target {
-        struct llist_head entry;
-
-	int filter_map;
-	void *filter_data[DEBUG_MAX_FILTERS+1];
-
-	struct debug_category categories[DEBUG_MAX_CATEGORY+1];
-	uint8_t loglevel;
-	int use_color:1;
-	int print_timestamp:1;
-
-	union {
-		struct {
-			FILE *out;
-		} tgt_stdout;
-
-		struct {
-			int priority;
-		} tgt_syslog;
-
-		struct {
-			void *vty;
-		} tgt_vty;
-	};
-
-        void (*output) (struct debug_target *target, const char *string);
-};
-
-/* use the above macros */
-void debugp2(unsigned int subsys, unsigned int level, char *file,
-	     int line, int cont, const char *format, ...)
-				__attribute__ ((format (printf, 6, 7)));
-void debug_init(const struct debug_info *cat);
-
-/* context management */
-void debug_reset_context(void);
-int debug_set_context(uint8_t ctx, void *value);
-
-/* filter on the targets */
-void debug_set_all_filter(struct debug_target *target, int);
-
-void debug_set_use_color(struct debug_target *target, int);
-void debug_set_print_timestamp(struct debug_target *target, int);
-void debug_set_log_level(struct debug_target *target, int log_level);
-void debug_parse_category_mask(struct debug_target *target, const char* mask);
-int debug_parse_level(const char *lvl);
-int debug_parse_category(const char *category);
-void debug_set_category_filter(struct debug_target *target, int category,
-			       int enable, int level);
-
-/* management of the targets */
-struct debug_target *debug_target_create(void);
-struct debug_target *debug_target_create_stderr(void);
-void debug_add_target(struct debug_target *target);
-void debug_del_target(struct debug_target *target);
-
-#endif /* _OSMOCORE_DEBUG_H */
diff --git a/include/osmocore/logging.h b/include/osmocore/logging.h
new file mode 100644
index 0000000..93f18a0
--- /dev/null
+++ b/include/osmocore/logging.h
@@ -0,0 +1,130 @@
+#ifndef _OSMOCORE_LOGGING_H
+#define _OSMOCORE_LOGGING_H
+
+#include <stdio.h>
+#include <stdint.h>
+#include <osmocore/linuxlist.h>
+
+#define LOG_MAX_CATEGORY	32
+#define LOG_MAX_CTX		8
+#define LOG_MAX_FILTERS	8
+
+#define DEBUG
+
+#ifdef DEBUG
+#define DEBUGP(ss, fmt, args...) logp(ss, __FILE__, __LINE__, 0, fmt, ## args)
+#define DEBUGPC(ss, fmt, args...) logp(ss, __FILE__, __LINE__, 1, fmt, ## args)
+#else
+#define DEBUGP(xss, fmt, args...)
+#define DEBUGPC(ss, fmt, args...)
+#endif
+
+#define static_assert(exp, name) typedef int dummy##name [(exp) ? 1 : -1];
+
+char *hexdump(const unsigned char *buf, int len);
+void logp(unsigned int subsys, char *file, int line, int cont, const char *format, ...) __attribute__ ((format (printf, 5, 6)));
+
+/* new logging interface */
+#define LOGP(ss, level, fmt, args...) \
+	logp2(ss, level, __FILE__, __LINE__, 0, fmt, ##args)
+#define LOGPC(ss, level, fmt, args...) \
+	logp2(ss, level, __FILE__, __LINE__, 1, fmt, ##args)
+
+/* different levels */
+#define LOGL_DEBUG	1	/* debugging information */
+#define LOGL_INFO	3
+#define LOGL_NOTICE	5	/* abnormal/unexpected condition */
+#define LOGL_ERROR	7	/* error condition, requires user action */
+#define LOGL_FATAL	8	/* fatal, program aborted */
+
+#define LOG_FILTER_ALL	0x0001
+
+struct log_category {
+	uint8_t loglevel;
+	uint8_t enabled;
+};
+
+struct log_info_cat {
+	const char *name;
+	const char *color;
+	const char *description;
+	uint8_t loglevel;
+	uint8_t enabled;
+};
+
+/* log context information, passed to filter */
+struct log_context {
+	void *ctx[LOG_MAX_CTX+1];
+};
+
+struct log_target;
+
+typedef int log_filter(const struct log_context *ctx,
+		       struct log_target *target);
+
+struct log_info {
+	/* filter callback function */
+	log_filter *filter_fn;
+
+	/* per-category information */
+	const struct log_info_cat *cat;
+	unsigned int num_cat;
+};
+
+struct log_target {
+        struct llist_head entry;
+
+	int filter_map;
+	void *filter_data[LOG_MAX_FILTERS+1];
+
+	struct log_category categories[LOG_MAX_CATEGORY+1];
+	uint8_t loglevel;
+	int use_color:1;
+	int print_timestamp:1;
+
+	union {
+		struct {
+			FILE *out;
+		} tgt_stdout;
+
+		struct {
+			int priority;
+		} tgt_syslog;
+
+		struct {
+			void *vty;
+		} tgt_vty;
+	};
+
+        void (*output) (struct log_target *target, const char *string);
+};
+
+/* use the above macros */
+void logp2(unsigned int subsys, unsigned int level, char *file,
+	   int line, int cont, const char *format, ...)
+				__attribute__ ((format (printf, 6, 7)));
+void log_init(const struct log_info *cat);
+
+/* context management */
+void log_reset_context(void);
+int log_set_context(uint8_t ctx, void *value);
+
+/* filter on the targets */
+void log_set_all_filter(struct log_target *target, int);
+
+void log_set_use_color(struct log_target *target, int);
+void log_set_print_timestamp(struct log_target *target, int);
+void log_set_log_level(struct log_target *target, int log_level);
+void log_parse_category_mask(struct log_target *target, const char* mask);
+int log_parse_level(const char *lvl);
+int log_parse_category(const char *category);
+void log_set_category_filter(struct log_target *target, int category,
+			       int enable, int level);
+
+/* management of the targets */
+struct log_target *log_target_create(void);
+struct log_target *log_target_create_stderr(void);
+void log_add_target(struct log_target *target);
+void log_del_target(struct log_target *target);
+
+#endif /* _OSMOCORE_LOGGING_H */