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btrfs-progs: move message helpers out of utils

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Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2017-02-01 16:14:06 +01:00
parent a09f0e96e7
commit bb104f5bce
2 changed files with 132 additions and 111 deletions
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131
messages.h Normal file
View File

@ -0,0 +1,131 @@
/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License v2 as published by the Free Software Foundation.
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 021110-1307, USA.
*/
#ifndef __BTRFS_MESSAGES_H__
#define __BTRFS_MESSAGES_H__
#if DEBUG_VERBOSE_ERROR
#define PRINT_VERBOSE_ERROR fprintf(stderr, "%s:%d:", __FILE__, __LINE__)
#else
#define PRINT_VERBOSE_ERROR
#endif
#if DEBUG_TRACE_ON_ERROR
#define PRINT_TRACE_ON_ERROR print_trace()
#else
#define PRINT_TRACE_ON_ERROR
#endif
#if DEBUG_ABORT_ON_ERROR
#define DO_ABORT_ON_ERROR abort()
#else
#define DO_ABORT_ON_ERROR
#endif
#define error(fmt, ...) \
do { \
PRINT_TRACE_ON_ERROR; \
PRINT_VERBOSE_ERROR; \
__error((fmt), ##__VA_ARGS__); \
DO_ABORT_ON_ERROR; \
} while (0)
#define error_on(cond, fmt, ...) \
do { \
if ((cond)) \
PRINT_TRACE_ON_ERROR; \
if ((cond)) \
PRINT_VERBOSE_ERROR; \
__error_on((cond), (fmt), ##__VA_ARGS__); \
if ((cond)) \
DO_ABORT_ON_ERROR; \
} while (0)
#define warning(fmt, ...) \
do { \
PRINT_TRACE_ON_ERROR; \
PRINT_VERBOSE_ERROR; \
__warning((fmt), ##__VA_ARGS__); \
} while (0)
#define warning_on(cond, fmt, ...) \
do { \
if ((cond)) \
PRINT_TRACE_ON_ERROR; \
if ((cond)) \
PRINT_VERBOSE_ERROR; \
__warning_on((cond), (fmt), ##__VA_ARGS__); \
} while (0)
__attribute__ ((format (printf, 1, 2)))
static inline void __warning(const char *fmt, ...)
{
va_list args;
fputs("WARNING: ", stderr);
va_start(args, fmt);
vfprintf(stderr, fmt, args);
va_end(args);
fputc('\n', stderr);
}
__attribute__ ((format (printf, 1, 2)))
static inline void __error(const char *fmt, ...)
{
va_list args;
fputs("ERROR: ", stderr);
va_start(args, fmt);
vfprintf(stderr, fmt, args);
va_end(args);
fputc('\n', stderr);
}
__attribute__ ((format (printf, 2, 3)))
static inline int __warning_on(int condition, const char *fmt, ...)
{
va_list args;
if (!condition)
return 0;
fputs("WARNING: ", stderr);
va_start(args, fmt);
vfprintf(stderr, fmt, args);
va_end(args);
fputc('\n', stderr);
return 1;
}
__attribute__ ((format (printf, 2, 3)))
static inline int __error_on(int condition, const char *fmt, ...)
{
va_list args;
if (!condition)
return 0;
fputs("ERROR: ", stderr);
va_start(args, fmt);
vfprintf(stderr, fmt, args);
va_end(args);
fputc('\n', stderr);
return 1;
}
#endif

112
utils.h
View File

@ -27,6 +27,7 @@
#include "internal.h"
#include "btrfs-list.h"
#include "sizes.h"
#include "messages.h"
#define BTRFS_SCAN_MOUNTED (1ULL << 0)
#define BTRFS_SCAN_LBLKID (1ULL << 1)
@ -146,59 +147,6 @@ int btrfs_tree_search2_ioctl_supported(int fd);
unsigned int get_unit_mode_from_arg(int *argc, char *argv[], int df_mode);
int string_is_numerical(const char *str);
#if DEBUG_VERBOSE_ERROR
#define PRINT_VERBOSE_ERROR fprintf(stderr, "%s:%d:", __FILE__, __LINE__)
#else
#define PRINT_VERBOSE_ERROR
#endif
#if DEBUG_TRACE_ON_ERROR
#define PRINT_TRACE_ON_ERROR print_trace()
#else
#define PRINT_TRACE_ON_ERROR
#endif
#if DEBUG_ABORT_ON_ERROR
#define DO_ABORT_ON_ERROR abort()
#else
#define DO_ABORT_ON_ERROR
#endif
#define error(fmt, ...) \
do { \
PRINT_TRACE_ON_ERROR; \
PRINT_VERBOSE_ERROR; \
__error((fmt), ##__VA_ARGS__); \
DO_ABORT_ON_ERROR; \
} while (0)
#define error_on(cond, fmt, ...) \
do { \
if ((cond)) \
PRINT_TRACE_ON_ERROR; \
if ((cond)) \
PRINT_VERBOSE_ERROR; \
__error_on((cond), (fmt), ##__VA_ARGS__); \
if ((cond)) \
DO_ABORT_ON_ERROR; \
} while (0)
#define warning(fmt, ...) \
do { \
PRINT_TRACE_ON_ERROR; \
PRINT_VERBOSE_ERROR; \
__warning((fmt), ##__VA_ARGS__); \
} while (0)
#define warning_on(cond, fmt, ...) \
do { \
if ((cond)) \
PRINT_TRACE_ON_ERROR; \
if ((cond)) \
PRINT_VERBOSE_ERROR; \
__warning_on((cond), (fmt), ##__VA_ARGS__); \
} while (0)
/*
* Global program state, configurable by command line and available to
* functions without extra context passing.
@ -209,64 +157,6 @@ extern struct btrfs_config bconf;
void btrfs_config_init(void);
__attribute__ ((format (printf, 1, 2)))
static inline void __warning(const char *fmt, ...)
{
va_list args;
fputs("WARNING: ", stderr);
va_start(args, fmt);
vfprintf(stderr, fmt, args);
va_end(args);
fputc('\n', stderr);
}
__attribute__ ((format (printf, 1, 2)))
static inline void __error(const char *fmt, ...)
{
va_list args;
fputs("ERROR: ", stderr);
va_start(args, fmt);
vfprintf(stderr, fmt, args);
va_end(args);
fputc('\n', stderr);
}
__attribute__ ((format (printf, 2, 3)))
static inline int __warning_on(int condition, const char *fmt, ...)
{
va_list args;
if (!condition)
return 0;
fputs("WARNING: ", stderr);
va_start(args, fmt);
vfprintf(stderr, fmt, args);
va_end(args);
fputc('\n', stderr);
return 1;
}
__attribute__ ((format (printf, 2, 3)))
static inline int __error_on(int condition, const char *fmt, ...)
{
va_list args;
if (!condition)
return 0;
fputs("ERROR: ", stderr);
va_start(args, fmt);
vfprintf(stderr, fmt, args);
va_end(args);
fputc('\n', stderr);
return 1;
}
/* Pseudo random number generator wrappers */
int rand_int(void);
u8 rand_u8(void);