projects / lttng-tools.git / blame
| Commit | Line | Data |
|---|---|---|
| 826d496d MD |
1 | /* |
| 2 | * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca> | |
| fac6795d DG |
3 | * |
| 4 | * This program is free software; you can redistribute it and/or | |
| 5 | * modify it under the terms of the GNU General Public License | |
| 82a3637f DG |
6 | * as published by the Free Software Foundation; only version 2 |
| 7 | * of the License. | |
| fac6795d DG |
8 | * |
| 9 | * This program is distributed in the hope that it will be useful, | |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 12 | * GNU General Public License for more details. | |
| 13 | * | |
| 14 | * You should have received a copy of the GNU General Public License | |
| 15 | * along with this program; if not, write to the Free Software | |
| 16 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
| fac6795d DG |
17 | */ |
| 18 | ||
| 19 | #ifndef _LTTNGERR_H | |
| 20 | #define _LTTNGERR_H | |
| 21 | ||
| 22 | #include <errno.h> | |
| d738ac16 | 23 | #include <stdio.h> |
| fac6795d | 24 | |
| 57d0d501 DG |
25 | /* Stringify the expansion of a define */ |
| 26 | #define XSTR(d) STR(d) | |
| 27 | #define STR(s) #s | |
| 28 | ||
| fac6795d DG |
29 | extern int opt_quiet; |
| 30 | extern int opt_verbose; | |
| 31 | ||
| 75dea654 DG |
32 | #define PRINT_ERR 0x1 |
| 33 | #define PRINT_WARN 0x2 | |
| 34 | #define PRINT_BUG 0x3 | |
| 35 | #define PRINT_MSG 0x4 | |
| 36 | #define PRINT_DBG 0x10 | |
| 37 | #define PRINT_DBG2 0x20 | |
| 38 | #define PRINT_DBG3 0x30 | |
| fac6795d DG |
39 | |
| 40 | /* | |
| 75dea654 | 41 | * Macro for printing message depending on command line option and verbosity. |
| fac6795d | 42 | */ |
| 75dea654 DG |
43 | #define __lttng_print(type, fmt, args...) \ |
| 44 | do { \ | |
| 45 | if (opt_quiet == 0) { \ | |
| 46 | if (type == PRINT_MSG || \ | |
| 47 | ((type & PRINT_DBG) && opt_verbose == 1) || \ | |
| 48 | ((type & (PRINT_DBG | PRINT_DBG2)) && \ | |
| 49 | opt_verbose == 2) || \ | |
| 50 | ((type & (PRINT_DBG | PRINT_DBG2 | PRINT_DBG3)) && \ | |
| 51 | opt_verbose == 3)) { \ | |
| 94484837 | 52 | fprintf(stderr, fmt, ## args); \ |
| 75dea654 DG |
53 | } else if (type & (PRINT_ERR | PRINT_WARN | PRINT_BUG)) { \ |
| 54 | fprintf(stderr, fmt, ## args); \ | |
| 55 | } \ | |
| 56 | } \ | |
| 3ce7388b | 57 | } while (0); |
| fac6795d | 58 | |
| 75dea654 DG |
59 | #define MSG(fmt, args...) \ |
| 60 | __lttng_print(PRINT_MSG, fmt "\n", ## args) | |
| 61 | #define ERR(fmt, args...) \ | |
| 62 | __lttng_print(PRINT_ERR, "Error: " fmt "\n", ## args) | |
| 63 | #define WARN(fmt, args...) \ | |
| 64 | __lttng_print(PRINT_WARN, "Warning: " fmt "\n", ## args) | |
| 65 | #define BUG(fmt, args...) \ | |
| 66 | __lttng_print(PRINT_BUG, "BUG: " fmt "\n", ## args) | |
| 67 | ||
| 68 | /* Three level of debug. Use -v, -vv or -vvv for the levels */ | |
| 69 | #define DBG(fmt, args...) __lttng_print(PRINT_DBG, "DEBUG1: " fmt \ | |
| 70 | " [in %s() at " __FILE__ ":" XSTR(__LINE__) "]\n", ## args, __func__) | |
| 71 | #define DBG2(fmt, args...) __lttng_print(PRINT_DBG2, "DEBUG2: " fmt \ | |
| 72 | " [in %s() at " __FILE__ ":" XSTR(__LINE__) "]\n", ## args, __func__) | |
| 73 | #define DBG3(fmt, args...) __lttng_print(PRINT_DBG3, "DEBUG3: " fmt \ | |
| 74 | " [in %s() at " __FILE__ ":" XSTR(__LINE__) "]\n", ## args, __func__) | |
| 75 | ||
| 76 | #define _PERROR(fmt, args...) \ | |
| 77 | __lttng_print(PRINT_ERR, "perror " fmt "\n", ## args) | |
| 78 | ||
| 79 | #define PERROR(call, args...) \ | |
| 80 | do { \ | |
| 81 | char *buf; \ | |
| 82 | char tmp[200]; \ | |
| 83 | buf = strerror_r(errno, tmp, sizeof(tmp)); \ | |
| 84 | _PERROR(call ": %s", ## args, buf); \ | |
| 85 | } while(0); | |
| fac6795d DG |
86 | |
| 87 | #endif /* _LTTNGERR_H */ |