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-rw-r--r--strbuf.h29
1 files changed, 23 insertions, 6 deletions
diff --git a/strbuf.h b/strbuf.h
index 2bf90e7..f72fd14 100644
--- a/strbuf.h
+++ b/strbuf.h
@@ -354,8 +354,8 @@ extern void strbuf_addftime(struct strbuf *sb, const char *fmt, const struct tm
*
* NOTE: The buffer is rewound if the read fails. If -1 is returned,
* `errno` must be consulted, like you would do for `read(3)`.
- * `strbuf_read()`, `strbuf_read_file()` and `strbuf_getline()` has the
- * same behaviour as well.
+ * `strbuf_read()`, `strbuf_read_file()` and `strbuf_getline_*()`
+ * family of functions have the same behaviour as well.
*/
extern size_t strbuf_fread(struct strbuf *, size_t, FILE *);
@@ -387,14 +387,31 @@ extern ssize_t strbuf_read_file(struct strbuf *sb, const char *path, size_t hint
extern int strbuf_readlink(struct strbuf *sb, const char *path, size_t hint);
/**
- * Read a line from a FILE *, overwriting the existing contents
- * of the strbuf. The second argument specifies the line
- * terminator character, typically `'\n'`.
+ * Read a line from a FILE *, overwriting the existing contents of
+ * the strbuf. The strbuf_getline*() family of functions share
+ * this signature, but have different line termination conventions.
+ *
* Reading stops after the terminator or at EOF. The terminator
* is removed from the buffer before returning. Returns 0 unless
* there was nothing left before EOF, in which case it returns `EOF`.
*/
-extern int strbuf_getline(struct strbuf *, FILE *, int);
+typedef int (*strbuf_getline_fn)(struct strbuf *, FILE *);
+
+/* Uses LF as the line terminator */
+extern int strbuf_getline_lf(struct strbuf *sb, FILE *fp);
+
+/* Uses NUL as the line terminator */
+extern int strbuf_getline_nul(struct strbuf *sb, FILE *fp);
+
+/*
+ * Similar to strbuf_getline_lf(), but additionally treats a CR that
+ * comes immediately before the LF as part of the terminator.
+ * This is the most friendly version to be used to read "text" files
+ * that can come from platforms whose native text format is CRLF
+ * terminated.
+ */
+extern int strbuf_getline(struct strbuf *, FILE *);
+
/**
* Like `strbuf_getline`, but keeps the trailing terminator (if