#include "sd-id128.h"
#include "_sd-common.h"
-#ifdef __cplusplus
-extern "C" {
-#endif
-
/* Journal APIs. See sd-journal(3) for more information. */
+_SD_BEGIN_DECLARATIONS;
+
/* Write to daemon */
int sd_journal_print(int priority, const char *format, ...) _sd_printf_(2, 3);
int sd_journal_printv(int priority, const char *format, va_list ap) _sd_printf_(2, 0);
int sd_journal_sendv(const struct iovec *iov, int n);
int sd_journal_perror(const char *message);
-/* Used by the macros below. Don't call this directly. */
+/* Used by the macros below. You probably don't want to call this directly. */
int sd_journal_print_with_location(int priority, const char *file, const char *line, const char *func, const char *format, ...) _sd_printf_(5, 6);
int sd_journal_printv_with_location(int priority, const char *file, const char *line, const char *func, const char *format, va_list ap) _sd_printf_(5, 0);
int sd_journal_send_with_location(const char *file, const char *line, const char *func, const char *format, ...) _sd_printf_(4, 0) _sd_sentinel_;
/* implicitly add code location to messages sent, if this is enabled */
#ifndef SD_JOURNAL_SUPPRESS_LOCATION
-#define sd_journal_print(priority, ...) sd_journal_print_with_location(priority, "CODE_FILE=" __FILE__, "CODE_LINE=" _sd_stringify(__LINE__), __func__, __VA_ARGS__)
-#define sd_journal_printv(priority, format, ap) sd_journal_printv_with_location(priority, "CODE_FILE=" __FILE__, "CODE_LINE=" _sd_stringify(__LINE__), __func__, format, ap)
-#define sd_journal_send(...) sd_journal_send_with_location("CODE_FILE=" __FILE__, "CODE_LINE=" _sd_stringify(__LINE__), __func__, __VA_ARGS__)
-#define sd_journal_sendv(iovec, n) sd_journal_sendv_with_location("CODE_FILE=" __FILE__, "CODE_LINE=" _sd_stringify(__LINE__), __func__, iovec, n)
-#define sd_journal_perror(message) sd_journal_perror_with_location("CODE_FILE=" __FILE__, "CODE_LINE=" _sd_stringify(__LINE__), __func__, message)
+#define sd_journal_print(priority, ...) sd_journal_print_with_location(priority, "CODE_FILE=" __FILE__, "CODE_LINE=" _SD_STRINGIFY(__LINE__), __func__, __VA_ARGS__)
+#define sd_journal_printv(priority, format, ap) sd_journal_printv_with_location(priority, "CODE_FILE=" __FILE__, "CODE_LINE=" _SD_STRINGIFY(__LINE__), __func__, format, ap)
+#define sd_journal_send(...) sd_journal_send_with_location("CODE_FILE=" __FILE__, "CODE_LINE=" _SD_STRINGIFY(__LINE__), __func__, __VA_ARGS__)
+#define sd_journal_sendv(iovec, n) sd_journal_sendv_with_location("CODE_FILE=" __FILE__, "CODE_LINE=" _SD_STRINGIFY(__LINE__), __func__, iovec, n)
+#define sd_journal_perror(message) sd_journal_perror_with_location("CODE_FILE=" __FILE__, "CODE_LINE=" _SD_STRINGIFY(__LINE__), __func__, message)
#endif
int sd_journal_open(sd_journal **ret, int flags);
int sd_journal_open_directory(sd_journal **ret, const char *path, int flags);
int sd_journal_open_files(sd_journal **ret, const char **paths, int flags);
+int sd_journal_open_container(sd_journal **ret, const char *machine, int flags);
void sd_journal_close(sd_journal *j);
int sd_journal_previous(sd_journal *j);
int sd_journal_reliable_fd(sd_journal *j);
int sd_journal_get_catalog(sd_journal *j, char **text);
-int sd_journal_get_catalog_for_message_id(sd_id128_t id, char **ret);
+int sd_journal_get_catalog_for_message_id(sd_id128_t id, char **text);
+/* the inverse condition avoids ambiguity of danling 'else' after the macro */
#define SD_JOURNAL_FOREACH(j) \
- if (sd_journal_seek_head(j) >= 0) \
- while (sd_journal_next(j) > 0)
+ if (sd_journal_seek_head(j) < 0) { } \
+ else while (sd_journal_next(j) > 0)
+/* the inverse condition avoids ambiguity of danling 'else' after the macro */
#define SD_JOURNAL_FOREACH_BACKWARDS(j) \
- if (sd_journal_seek_tail(j) >= 0) \
- while (sd_journal_previous(j) > 0)
+ if (sd_journal_seek_tail(j) < 0) { } \
+ else while (sd_journal_previous(j) > 0)
#define SD_JOURNAL_FOREACH_DATA(j, data, l) \
for (sd_journal_restart_data(j); sd_journal_enumerate_data((j), &(data), &(l)) > 0; )
#define SD_JOURNAL_FOREACH_UNIQUE(j, data, l) \
for (sd_journal_restart_unique(j); sd_journal_enumerate_unique((j), &(data), &(l)) > 0; )
-#ifdef __cplusplus
-}
-#endif
+_SD_END_DECLARATIONS;
#endif