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Implement sway_log_errno using _sway_log to reduce code duplication

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This commit is contained in:
David Eklov 2016-06-27 02:21:28 -05:00
parent 8f67903909
commit a32f4adec4
2 changed files with 5 additions and 29 deletions
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28
common/log.c
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@ -8,8 +8,6 @@
#include <fcntl.h>
#include <unistd.h>
#include <signal.h>
#include <errno.h>
#include <string.h>
#include <stringop.h>
int colored = 1;
@ -90,32 +88,6 @@ void _sway_log(const char *filename, int line, log_importance_t verbosity, const
}
}
void sway_log_errno(log_importance_t verbosity, char* format, ...) {
if (verbosity <= v) {
unsigned int c = verbosity;
if (c > sizeof(verbosity_colors) / sizeof(char *) - 1) {
c = sizeof(verbosity_colors) / sizeof(char *) - 1;
}
if (colored && isatty(STDERR_FILENO)) {
fprintf(stderr, "%s", verbosity_colors[c]);
}
va_list args;
va_start(args, format);
vfprintf(stderr, format, args);
va_end(args);
fprintf(stderr, ": ");
fprintf(stderr, "%s", strerror(errno));
if (colored && isatty(STDERR_FILENO)) {
fprintf(stderr, "\x1B[0m");
}
fprintf(stderr, "\n");
}
}
bool _sway_assert(bool condition, const char* format, ...) {
if (condition) {
return true;

6
include/log.h
View file

@ -1,6 +1,8 @@
#ifndef _SWAY_LOG_H
#define _SWAY_LOG_H
#include <stdbool.h>
#include <errno.h>
#include <string.h>
typedef enum {
L_SILENT = 0,
@ -15,7 +17,6 @@ void reset_log_level(void);
// returns whether debug logging is on after switching.
bool toggle_debug_logging(void);
void sway_log_colors(int mode);
void sway_log_errno(log_importance_t verbosity, char* format, ...) __attribute__((format(printf,2,3)));
void sway_abort(const char* format, ...) __attribute__((format(printf,1,2)));
bool _sway_assert(bool condition, const char* format, ...) __attribute__((format(printf,2,3)));
@ -32,6 +33,9 @@ void _sway_log(const char *filename, int line, log_importance_t verbosity, const
_sway_log(NULL, 0, VERBOSITY, FMT, ##__VA_ARGS__)
#endif
#define sway_log_errno(VERBOSITY, FMT, ...) \
_sway_log(NULL, 0, VERBOSITY, FMT ": %s", ##__VA_ARGS__, strerror(errno))
void error_handler(int sig);
#endif