5beeded123
If "/sys/kernel/debug" is not a debugfs mount point, search for the debugfs filesystem in /proc/mounts, but also allows the user to specify '--debugfs-dir=blah' or set the environment variable: 'PERF_DEBUGFS_DIR' Signed-off-by: Jason Baron <jbaron@redhat.com> [ also made it probe "/debug" by default ] Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <20090721181629.GA3094@redhat.com>
122 lines
4.6 KiB
C
122 lines
4.6 KiB
C
#ifndef CACHE_H
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#define CACHE_H
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#include "util.h"
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#include "strbuf.h"
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#include "../perf.h"
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#define PERF_DIR_ENVIRONMENT "PERF_DIR"
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#define PERF_WORK_TREE_ENVIRONMENT "PERF_WORK_TREE"
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#define DEFAULT_PERF_DIR_ENVIRONMENT ".perf"
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#define DB_ENVIRONMENT "PERF_OBJECT_DIRECTORY"
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#define INDEX_ENVIRONMENT "PERF_INDEX_FILE"
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#define GRAFT_ENVIRONMENT "PERF_GRAFT_FILE"
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#define TEMPLATE_DIR_ENVIRONMENT "PERF_TEMPLATE_DIR"
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#define CONFIG_ENVIRONMENT "PERF_CONFIG"
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#define EXEC_PATH_ENVIRONMENT "PERF_EXEC_PATH"
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#define CEILING_DIRECTORIES_ENVIRONMENT "PERF_CEILING_DIRECTORIES"
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#define PERFATTRIBUTES_FILE ".perfattributes"
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#define INFOATTRIBUTES_FILE "info/attributes"
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#define ATTRIBUTE_MACRO_PREFIX "[attr]"
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#define PERF_DEBUGFS_ENVIRONMENT "PERF_DEBUGFS_DIR"
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typedef int (*config_fn_t)(const char *, const char *, void *);
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extern int perf_default_config(const char *, const char *, void *);
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extern int perf_config_from_file(config_fn_t fn, const char *, void *);
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extern int perf_config(config_fn_t fn, void *);
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extern int perf_parse_ulong(const char *, unsigned long *);
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extern int perf_config_int(const char *, const char *);
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extern unsigned long perf_config_ulong(const char *, const char *);
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extern int perf_config_bool_or_int(const char *, const char *, int *);
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extern int perf_config_bool(const char *, const char *);
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extern int perf_config_string(const char **, const char *, const char *);
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extern int perf_config_set(const char *, const char *);
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extern int perf_config_set_multivar(const char *, const char *, const char *, int);
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extern int perf_config_rename_section(const char *, const char *);
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extern const char *perf_etc_perfconfig(void);
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extern int check_repository_format_version(const char *var, const char *value, void *cb);
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extern int perf_config_system(void);
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extern int perf_config_global(void);
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extern int config_error_nonbool(const char *);
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extern const char *config_exclusive_filename;
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#define MAX_PERFNAME (1000)
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extern char perf_default_email[MAX_PERFNAME];
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extern char perf_default_name[MAX_PERFNAME];
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extern int user_ident_explicitly_given;
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extern const char *perf_log_output_encoding;
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extern const char *perf_mailmap_file;
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/* IO helper functions */
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extern void maybe_flush_or_die(FILE *, const char *);
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extern int copy_fd(int ifd, int ofd);
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extern int copy_file(const char *dst, const char *src, int mode);
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extern ssize_t read_in_full(int fd, void *buf, size_t count);
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extern ssize_t write_in_full(int fd, const void *buf, size_t count);
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extern void write_or_die(int fd, const void *buf, size_t count);
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extern int write_or_whine(int fd, const void *buf, size_t count, const char *msg);
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extern int write_or_whine_pipe(int fd, const void *buf, size_t count, const char *msg);
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extern void fsync_or_die(int fd, const char *);
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/* pager.c */
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extern void setup_pager(void);
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extern const char *pager_program;
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extern int pager_in_use(void);
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extern int pager_use_color;
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extern const char *editor_program;
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extern const char *excludes_file;
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char *alias_lookup(const char *alias);
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int split_cmdline(char *cmdline, const char ***argv);
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#define alloc_nr(x) (((x)+16)*3/2)
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/*
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* Realloc the buffer pointed at by variable 'x' so that it can hold
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* at least 'nr' entries; the number of entries currently allocated
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* is 'alloc', using the standard growing factor alloc_nr() macro.
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*
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* DO NOT USE any expression with side-effect for 'x' or 'alloc'.
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*/
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#define ALLOC_GROW(x, nr, alloc) \
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do { \
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if ((nr) > alloc) { \
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if (alloc_nr(alloc) < (nr)) \
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alloc = (nr); \
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else \
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alloc = alloc_nr(alloc); \
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x = xrealloc((x), alloc * sizeof(*(x))); \
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} \
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} while(0)
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static inline int is_absolute_path(const char *path)
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{
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return path[0] == '/';
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}
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const char *make_absolute_path(const char *path);
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const char *make_nonrelative_path(const char *path);
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const char *make_relative_path(const char *abs, const char *base);
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int normalize_path_copy(char *dst, const char *src);
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int longest_ancestor_length(const char *path, const char *prefix_list);
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char *strip_path_suffix(const char *path, const char *suffix);
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extern char *mkpath(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
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extern char *perf_path(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
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/* perf_mkstemp() - create tmp file honoring TMPDIR variable */
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extern int perf_mkstemp(char *path, size_t len, const char *template);
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extern char *mksnpath(char *buf, size_t n, const char *fmt, ...)
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__attribute__((format (printf, 3, 4)));
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extern char *perf_snpath(char *buf, size_t n, const char *fmt, ...)
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__attribute__((format (printf, 3, 4)));
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extern char *perf_pathdup(const char *fmt, ...)
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__attribute__((format (printf, 1, 2)));
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extern size_t strlcpy(char *dest, const char *src, size_t size);
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#endif /* CACHE_H */
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