[linux-2.6-block.git] / tools / perf / util / cache.h

#ifndef __PERF_CACHE_H
#define __PERF_CACHE_H

#include <stdbool.h>
#include "util.h"
#include "strbuf.h"
#include "pager.h"
#include "../perf.h"
#include "../ui/ui.h"

#include <linux/string.h>

#define CMD_EXEC_PATH "--exec-path"
#define CMD_PERF_DIR "--perf-dir="
#define CMD_WORK_TREE "--work-tree="
#define CMD_DEBUGFS_DIR "--debugfs-dir="

#define PERF_DIR_ENVIRONMENT "PERF_DIR"
#define PERF_WORK_TREE_ENVIRONMENT "PERF_WORK_TREE"
#define EXEC_PATH_ENVIRONMENT "PERF_EXEC_PATH"
#define DEFAULT_PERF_DIR_ENVIRONMENT ".perf"
#define PERF_DEBUGFS_ENVIRONMENT "PERF_DEBUGFS_DIR"
#define PERF_TRACEFS_ENVIRONMENT "PERF_TRACEFS_DIR"
#define PERF_PAGER_ENVIRONMENT "PERF_PAGER"

typedef int (*config_fn_t)(const char *, const char *, void *);
extern int perf_default_config(const char *, const char *, void *);
extern int perf_config(config_fn_t fn, void *);
extern int perf_config_int(const char *, const char *);
extern u64 perf_config_u64(const char *, const char *);
extern int perf_config_bool(const char *, const char *);
extern int config_error_nonbool(const char *);
extern const char *perf_config_dirname(const char *, const char *);

char *alias_lookup(const char *alias);
int split_cmdline(char *cmdline, const char ***argv);

#define alloc_nr(x) (((x)+16)*3/2)

/*
 * Realloc the buffer pointed at by variable 'x' so that it can hold
 * at least 'nr' entries; the number of entries currently allocated
 * is 'alloc', using the standard growing factor alloc_nr() macro.
 *
 * DO NOT USE any expression with side-effect for 'x' or 'alloc'.
 */
#define ALLOC_GROW(x, nr, alloc) \
	do { \
		if ((nr) > alloc) { \
			if (alloc_nr(alloc) < (nr)) \
				alloc = (nr); \
			else \
				alloc = alloc_nr(alloc); \
			x = xrealloc((x), alloc * sizeof(*(x))); \
		} \
	} while(0)


static inline int is_absolute_path(const char *path)
{
	return path[0] == '/';
}

const char *make_nonrelative_path(const char *path);
char *strip_path_suffix(const char *path, const char *suffix);

extern char *mkpath(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
extern char *perf_path(const char *fmt, ...) __attribute__((format (printf, 1, 2)));

extern char *perf_pathdup(const char *fmt, ...)
	__attribute__((format (printf, 1, 2)));

#endif /* __PERF_CACHE_H */
Commit	Line	Data
8b40f521 JK	1	#ifndef __PERF_CACHE_H
8b40f521 JK	2	#define __PERF_CACHE_H
07800601	3
f9224c5c	4	#include <stdbool.h>
07800601 IM	5	#include "util.h"
07800601 IM	6	#include "strbuf.h"
32a56bd4	7	#include "pager.h"
f37a291c	8	#include "../perf.h"
59ed16b3	9	#include "../ui/ui.h"
07800601	10
ce990917 JP	11	#include <linux/string.h>
ce990917 JP	12
cfed95a6 VL	13	#define CMD_EXEC_PATH "--exec-path"
	14	#define CMD_PERF_DIR "--perf-dir="
	15	#define CMD_WORK_TREE "--work-tree="
	16	#define CMD_DEBUGFS_DIR "--debugfs-dir="
	17
07800601 IM	18	#define PERF_DIR_ENVIRONMENT "PERF_DIR"
07800601 IM	19	#define PERF_WORK_TREE_ENVIRONMENT "PERF_WORK_TREE"
07800601	20	#define EXEC_PATH_ENVIRONMENT "PERF_EXEC_PATH"
a41794cd	21	#define DEFAULT_PERF_DIR_ENVIRONMENT ".perf"
5beeded1	22	#define PERF_DEBUGFS_ENVIRONMENT "PERF_DEBUGFS_DIR"
23773ca1	23	#define PERF_TRACEFS_ENVIRONMENT "PERF_TRACEFS_DIR"
096d3558	24	#define PERF_PAGER_ENVIRONMENT "PERF_PAGER"
07800601 IM	25
	26	typedef int (config_fn_t)(const char , const char , void );
	27	extern int perf_default_config(const char , const char , void *);
07800601	28	extern int perf_config(config_fn_t fn, void *);
07800601	29	extern int perf_config_int(const char , const char );
94c0655f	30	extern u64 perf_config_u64(const char , const char );
07800601	31	extern int perf_config_bool(const char , const char );
07800601	32	extern int config_error_nonbool(const char *);
45de34bb	33	extern const char perf_config_dirname(const char , const char *);
07800601	34
07800601 IM	35	char alias_lookup(const char alias);
	36	int split_cmdline(char cmdline, const char **argv);
	37
	38	#define alloc_nr(x) (((x)+16)*3/2)
	39
	40	/*
	41	* Realloc the buffer pointed at by variable 'x' so that it can hold
	42	* at least 'nr' entries; the number of entries currently allocated
	43	* is 'alloc', using the standard growing factor alloc_nr() macro.
	44	*
	45	* DO NOT USE any expression with side-effect for 'x' or 'alloc'.
	46	*/
	47	#define ALLOC_GROW(x, nr, alloc) \
	48	do { \
	49	if ((nr) > alloc) { \
	50	if (alloc_nr(alloc) < (nr)) \
	51	alloc = (nr); \
	52	else \
	53	alloc = alloc_nr(alloc); \
	54	x = xrealloc((x), alloc * sizeof(*(x))); \
	55	} \
	56	} while(0)
	57
	58
	59	static inline int is_absolute_path(const char *path)
	60	{
	61	return path[0] == '/';
	62	}
6f06ccbc	63
6f06ccbc	64	const char make_nonrelative_path(const char path);
6f06ccbc IM	65	char strip_path_suffix(const char path, const char *suffix);
	66
	67	extern char mkpath(const char fmt, ...) __attribute__((format (printf, 1, 2)));
	68	extern char perf_path(const char fmt, ...) __attribute__((format (printf, 1, 2)));
	69
6f06ccbc IM	70	extern char perf_pathdup(const char fmt, ...)
	71	__attribute__((format (printf, 1, 2)));
	72
8b40f521	73	#endif /* __PERF_CACHE_H */