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#define _POSIX_SOURCE
#include <stdbool.h>
#include <stdint.h>
#if __GNUC__
#include <stdlib.h>
#include <stdio.h>
#include <execinfo.h>
#include <unistd.h>
void print_backtrace(FILE *stream)
{
int nptrs;
void *buffer[100];
nptrs = backtrace(buffer, 100);
fprintf(stream, "\nbacktrace() returned %d addresses\n", nptrs);
backtrace_symbols_fd(buffer, nptrs, fileno(stream));
}
#define ANY_LOG_PANIC_AFTER(stream, file, line, module, func) \
do { \
print_backtrace(stream); \
fprintf(stream, "%spanic was invoked from%s %s:%d (module %s%s%s)\n", \
ANY_LOG_COLOR_GET(ANY_LOG_PANIC), ANY_LOG_COLOR_GET(ANY_LOG_COLOR_RESET), file, line, \
ANY_LOG_COLOR_GET(ANY_LOG_COLOR_MODULE), module, ANY_LOG_COLOR_GET(ANY_LOG_COLOR_RESET)); \
} while (false)
#endif
//#define ANY_LOG_LOCKING
#define ANY_LOG_IMPLEMENT
//#define ANY_LOG_MODULE "test"
#define STR2(x) #x
#define STR(x) STR2(x)
#define ANY_LOG_SOURCE __FILE__ ":" STR(__LINE__)
// Print in a JSON like way
#define ANY_LOG_VALUE_BEFORE(stream, level, module, func, message) \
fprintf(stream, "{\"module\": \"%s\", \"function\": \"%s\", \"level\": \"%s\", \"message\": \"%s\", ", \
module, func, any_log_level_strings[level], message)
#define ANY_LOG_VALUE_BOOL(stream, key, value) \
fprintf(stream, "\"%s\": %s", key, value ? "true" : "false")
#define ANY_LOG_VALUE_INT(stream, key, value) \
fprintf(stream, "\"%s\": %d", key, value)
#define ANY_LOG_VALUE_HEX(stream, key, value) \
fprintf(stream, "\"%s\": %u", key, value)
#define ANY_LOG_VALUE_LONG(stream, key, value) \
fprintf(stream, "\"%s\": %ld", key, value)
#define ANY_LOG_VALUE_PTR(stream, key, value) \
do { \
if (value == NULL) fprintf(stream, "\"%s\": none", key); \
else fprintf(stream, "\"%s\": %lu", key, (uintptr_t)value); \
} while (false)
#define ANY_LOG_VALUE_DOUBLE(stream, key, value) \
fprintf(stream, "\"%s\": %lf", key, value)
#define ANY_LOG_VALUE_STRING(stream, key, value) \
fprintf(stream, "\"%s \": \"%s\"", key, value)
#define ANY_LOG_VALUE_GENERIC(stream, key, value, formatter) \
do { \
fprintf(stream, "\"%s\": \"", key); \
formatter(stream, value); \
fprintf(stream, "\""); \
} while (false)
#define ANY_LOG_VALUE_AFTER(stream, level, module, func, message) \
fprintf(stream, "}\n")
#include "any_log.h"
struct pair {
const char *s1, *s2;
};
void pairs_format(FILE *stream, struct pair *pairs)
{
fprintf(stream, "[");
while (pairs->s1 && pairs->s2) {
fprintf(stream, "%s -> %s", pairs->s1, pairs->s2);
pairs++;
if (pairs->s1 && pairs->s2)
fprintf(stream, ", ");
}
fprintf(stream, "]");
}
void adios(int x)
{
if (x == 0) {
log_panic("Adios");
}
adios(x - 1);
}
int main()
{
any_log_init(ANY_LOG_TRACE, stdout);
FILE *streams[ANY_LOG_ALL] = {
stderr, //ANY_LOG_PANIC
stderr, //ANY_LOG_ERROR
stdout, //ANY_LOG_WARN
stdout, //ANY_LOG_INFO
stdout, //ANY_LOG_DEBUG
stdout, //ANY_LOG_TRACE
};
memcpy(any_log_streams, streams, sizeof(streams));
// Test any_log_level_to_string
log_trace("ANY_LOG_PANIC = %s", any_log_level_to_string(ANY_LOG_PANIC));
log_trace("ANY_LOG_ERROR = %s", any_log_level_to_string(ANY_LOG_ERROR));
log_trace("ANY_LOG_WARN = %s", any_log_level_to_string(ANY_LOG_WARN));
log_trace("ANY_LOG_INFO = %s", any_log_level_to_string(ANY_LOG_INFO));
log_trace("ANY_LOG_DEBUG = %s", any_log_level_to_string(ANY_LOG_DEBUG));
log_trace("ANY_LOG_TRACE = %s", any_log_level_to_string(ANY_LOG_TRACE));
log_trace("ANY_LOG_ALL = %s", any_log_level_to_string(ANY_LOG_ALL));
// Test any_log_level_from_string
log_trace("ANY_LOG_PANIC = %d = %d", ANY_LOG_PANIC,
any_log_level_from_string(ANY_LOG_PANIC_STRING));
log_trace("ANY_LOG_ERROR = %d = %d", ANY_LOG_ERROR,
any_log_level_from_string(ANY_LOG_ERROR_STRING));
log_trace("ANY_LOG_WARN = %d = %d", ANY_LOG_WARN,
any_log_level_from_string(ANY_LOG_WARN_STRING));
log_trace("ANY_LOG_INFO = %d = %d", ANY_LOG_INFO,
any_log_level_from_string(ANY_LOG_INFO_STRING));
log_trace("ANY_LOG_DEBUG = %d = %d", ANY_LOG_DEBUG,
any_log_level_from_string(ANY_LOG_DEBUG_STRING));
log_trace("ANY_LOG_TRACE = %d = %d", ANY_LOG_TRACE,
any_log_level_from_string(ANY_LOG_TRACE_STRING));
// Test any_log_value
log_value_warn("Hello",
"this is a", "string");
log_value_info("I'll try",
"d:this is ", 10,
"f:dbl", 20.3333,
"p:a", NULL);
struct pair pairs[] = {
{ "v", "v2" },
{ "p", "xp" },
{ "23", "42" },
{ NULL, NULL },
};
log_value_info("Created graphical context",
"d:width", 100,
"d:height", 200,
"p:window", NULL,
"f:scale", 1.23,
"b:hidden", true,
"p:ptr", malloc(0),
"g:pairs", ANY_LOG_FORMATTER(pairs_format), pairs,
"appname", "nice app");
// Test any_log_format
log_trace("Hello");
log_debug("Hello");
log_info("Hello");
log_warn("Hello");
log_error("Hello");
adios(10);
return 0;
}
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