1 files changed, 40 insertions, 0 deletions
diff --git a/src/micron.h b/src/micron.h
new file mode 100644
index 0000000..c415f50
--- /dev/null
+++ b/src/micron.h
@@ -0,0 +1,40 @@
+/* micron - a minimal cron implementation
+   Copyright (C) 2020 Sergey Poznyakoff
+
+   Micron is free software; you can redistribute it and/or modify it
+   under the terms of the GNU General Public License as published by the
+   Free Software Foundation; either version 3 of the License, or (at your
+   option) any later version.
+
+   Micron is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License along
+   with micron. If not, see <http://www.gnu.org/licenses/>. */
+
+#include <time.h>
+
+enum {
+    MICRON_E_OK,
+    MICRON_E_EOF,
+    MICRON_E_RANGE,
+    MICRON_E_SYNT,
+    MICRON_E_SYS,
+    MICRON_E_BADCRON
+};
+
+struct micronent {
+    char min[60];
+    char hrs[24];
+    char day[32];
+    char mon[12];
+    char dow[8];   /* 0 or 7 is Sun */
+};
+
+int micron_parse(char const *spec, char **endp, struct micronent *ent);
+char const *micron_strerror(int ec);
+void micron_next(struct micronent const *ent, struct tm const *now,
+		struct tm *next);
+int micron_next_time(struct micronent const *ent, struct timespec *ts);