commit ae30b714638faafc5075b3a69696149f4a129630
from: Omar Polo <op@omarpolo.com>
via: Thomas Adam <thomas@xteddy.org>
date: Fri Jan 06 09:33:00 2023 UTC

provide a getline-style function for blobs

ok jamsek

commit - d4940d40064a4fd732c26af1bb551d1ff633852d
commit + ae30b714638faafc5075b3a69696149f4a129630
blob - 34c1b6df1b13b23dea3ca12f6a6cdaf82e3106f4
blob + 9d11c8f4f518f5f911295671d3aafcb494a7ec10
--- include/got_object.h
+++ include/got_object.h
@@ -296,6 +296,12 @@ void got_object_blob_rewind(struct got_blob_object *);
  */
 const struct got_error *got_object_blob_is_binary(int *,
     struct got_blob_object *);
+
+/*
+ * getline(3) for blobs.
+ */
+const struct got_error *got_object_blob_getline(char **, ssize_t *,
+    size_t *, struct got_blob_object *);
 
 /*
  * Read the entire content of a blob and write it to the specified file.
blob - 39dc38ff83605b0979a15bb8674a2ba1cd65016f
blob + e01e3ce52410a3b3ab1d17c77e8c05011ee01183
--- lib/object.c
+++ lib/object.c
@@ -421,6 +421,16 @@ got_object_blob_is_binary(int *binary, struct got_blob
 
 	if (fseeko(blob->f, hdrlen, SEEK_SET) == -1)
 		return got_error_from_errno("fseeko");
+	return NULL;
+}
+
+const struct got_error *
+got_object_blob_getline(char **line, ssize_t *linelen, size_t *linesize,
+    struct got_blob_object *blob)
+{
+	*linelen = getline(line, linesize, blob->f);
+	if (*linelen == -1 && !feof(blob->f))
+		return got_error_from_errno("getline");
 	return NULL;
 }