Add a safe wrapper for write and fix some warnings

[i3/i3] / include / libi3.h

diff --git a/include/libi3.h b/include/libi3.h
index c8d2e9561ad7b334cf421e70eef5fc1ce9cd3203..3a1258273b912847ccc429adafbaba28b86cbd82 100644 (file)
--- a/include/libi3.h
+++ b/include/libi3.h
@@ -134,6 +134,20 @@ char *sstrdup(const char *str);
  */
 int sasprintf(char **strp, const char *fmt, ...);
 
+/**
+ * Wrapper around correct write which returns -1 (meaning that
+ * write failed) or count (meaning that all bytes were written)
+ *
+ */
+ssize_t writeall(int fd, const void *buf, size_t count);
+
+/**
+ * Safe-wrapper around writeall which exits if it returns -1 (meaning that
+ * write failed)
+ *
+ */
+ssize_t swrite(int fd, const void *buf, size_t count);
+
 /**
  * Build an i3String from an UTF-8 encoded string.
  * Returns the newly-allocated i3String.