include/babeltrace/babeltrace-internal.h

   1 #ifndef _BABELTRACE_INTERNAL_H
   2 #define _BABELTRACE_INTERNAL_H
   3
   4 /*
   5  * babeltrace/babeltrace-internal.h
   6  *
   7  * Copyright 2012 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   8  *
   9  * Permission is hereby granted, free of charge, to any person obtaining a copy
  10  * of this software and associated documentation files (the "Software"), to deal
  11  * in the Software without restriction, including without limitation the rights
  12  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  13  * copies of the Software, and to permit persons to whom the Software is
  14  * furnished to do so, subject to the following conditions:
  15  *
  16  * The above copyright notice and this permission notice shall be included in
  17  * all copies or substantial portions of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  20  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  22  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  23  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  24  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  25  * SOFTWARE.
  26  */
  27 #include <stdio.h>
  28 #include <glib.h>
  29 #include <stdint.h>
  30
  31 extern int babeltrace_verbose, babeltrace_debug;
  32
  33 #define printf_verbose(fmt, args...)                                    \
  34         do {                                                            \
  35                 if (babeltrace_verbose)                                 \
  36                         fprintf(stdout, "[verbose] " fmt, ## args);     \
  37         } while (0)
  38
  39 #define printf_debug(fmt, args...)                                      \
  40         do {                                                            \
  41                 if (babeltrace_debug)                                   \
  42                         fprintf(stdout, "[debug] " fmt, ## args);       \
  43         } while (0)
  44
  45 #define _bt_printf(fp, kindstr, fmt, args...)                           \
  46         fprintf(fp, "[%s]%s%s%s: " fmt "\n",                            \
  47                 kindstr,                                                \
  48                 (babeltrace_debug ? " \"" : ""),                        \
  49                 (babeltrace_debug ? __func__ : ""),                     \
  50                 (babeltrace_debug ? "\"" : ""),                         \
  51                 ## args)
  52
  53 #define _bt_printfl(fp, kindstr, lineno, fmt, args...)                  \
  54         fprintf(fp, "[%s]%s%s%s at line %u: " fmt "\n",                 \
  55                 kindstr,                                                \
  56                 (babeltrace_debug ? " \"" : ""),                        \
  57                 (babeltrace_debug ? __func__ : ""),                     \
  58                 (babeltrace_debug ? "\"" : ""),                         \
  59                 lineno,                                                 \
  60                 ## args)
  61
  62 /* printf without lineno information */
  63 #define printf_fatal(fmt, args...)                                      \
  64         _bt_printf(stderr, "fatal", fmt, ## args)
  65 #define printf_error(fmt, args...)                                      \
  66         _bt_printf(stderr, "error", fmt, ## args)
  67 #define printf_warning(fmt, args...)                                    \
  68         _bt_printf(stderr, "warning", fmt, ## args)
  69
  70 /* printf with lineno information */
  71 #define printfl_fatal(lineno, fmt, args...)                             \
  72         _bt_printfl(stderr, "fatal", lineno, fmt, ## args)
  73 #define printfl_error(lineno, fmt, args...)                             \
  74         _bt_printfl(stderr, "error", lineno, fmt, ## args)
  75 #define printfl_warning(lineno, fmt, args...)                           \
  76         _bt_printfl(stderr, "warning", lineno, fmt, ## args)
  77
  78 /* printf with node lineno information */
  79 #define printfn_fatal(node, fmt, args...)                               \
  80         _bt_printfl(stderr, "fatal", (node)->lineno, fmt, ## args)
  81 #define printfn_error(node, fmt, args...)                               \
  82         _bt_printfl(stderr, "error", (node)->lineno, fmt, ## args)
  83 #define printfn_warning(node, fmt, args...)                             \
  84         _bt_printfl(stderr, "warning", (node)->lineno, fmt, ## args)
  85
  86 /* fprintf with Node lineno information */
  87 #define fprintfn_fatal(fp, node, fmt, args...)                          \
  88         _bt_printfl(fp, "fatal", (node)->lineno, fmt, ## args)
  89 #define fprintfn_error(fp, node, fmt, args...)                          \
  90         _bt_printfl(fp, "error", (node)->lineno, fmt, ## args)
  91 #define fprintfn_warning(fp, node, fmt, args...)                        \
  92         _bt_printfl(fp, "warning", (node)->lineno, fmt, ## args)
  93
  94 #ifndef likely
  95 # ifdef __GNUC__
  96 #  define likely(x)      __builtin_expect(!!(x), 1)
  97 # else
  98 #  define likely(x)      (!!(x))
  99 # endif
 100 #endif
 101
 102 #ifndef unlikely
 103 # ifdef __GNUC__
 104 #  define unlikely(x)    __builtin_expect(!!(x), 0)
 105 # else
 106 #  define unlikely(x)    (!!(x))
 107 # endif
 108 #endif
 109
 110 /*
 111  * BT_HIDDEN: set the hidden attribute for internal functions
 112  */
 113 #define BT_HIDDEN __attribute__((visibility("hidden")))
 114
 115 struct bt_trace_descriptor;
 116 struct trace_collection {
 117         GPtrArray *array;       /* struct bt_trace_descriptor */
 118         GHashTable *clocks;     /* struct ctf_clock */
 119
 120         uint64_t single_clock_offset_avg;
 121         uint64_t offset_first;
 122         int64_t delta_offset_first_sum;
 123         int offset_nr;
 124         int clock_use_offset_avg;
 125 };
 126
 127 extern int opt_all_field_names,
 128         opt_scope_field_names,
 129         opt_header_field_names,
 130         opt_context_field_names,
 131         opt_payload_field_names,
 132         opt_all_fields,
 133         opt_trace_field,
 134         opt_trace_domain_field,
 135         opt_trace_procname_field,
 136         opt_trace_vpid_field,
 137         opt_trace_hostname_field,
 138         opt_trace_default_fields,
 139         opt_loglevel_field,
 140         opt_emf_field,
 141         opt_callsite_field,
 142         opt_delta_field,
 143         opt_clock_cycles,
 144         opt_clock_seconds,
 145         opt_clock_date,
 146         opt_clock_gmt,
 147         opt_clock_force_correlate;
 148
 149 extern uint64_t opt_clock_offset;
 150
 151 #endif