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-rw-r--r--include/util.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/util.h b/include/util.h
index 997cbf5..aff313f 100644
--- a/include/util.h
+++ b/include/util.h
@@ -23,9 +23,11 @@ int canonicalize_name(char *filename);
/*
A wrapper around the write() system call. It retries the write if it is
- interrupted by a signal or only part of the data was written.
+ interrupted by a signal or only part of the data was written. Returns 0
+ on success. Writes to stderr on failure using 'errstr' as a perror style
+ error prefix.
*/
-ssize_t write_retry(int fd, const void *data, size_t size);
+int write_data(const char *errstr, int fd, const void *data, size_t size);
/*
A wrapper around the read() system call. It retries the read if it is