tag.c: use 'ref-filter' APIs

diff --git a/utf8.h b/utf8.h
index e4d9183c5fec81f8dbc75d1f2aea136f9b397a72..7930b44f19c701cc671d9639289782abb1812034 100644 (file)
--- a/utf8.h
+++ b/utf8.h
@@ -13,6 +13,9 @@ int same_encoding(const char *, const char *);
 __attribute__((format (printf, 2, 3)))
 int utf8_fprintf(FILE *, const char *, ...);
 
+extern const char utf8_bom[];
+extern int skip_utf8_bom(char **, size_t);
+
 void strbuf_add_wrapped_text(struct strbuf *buf,
                const char *text, int indent, int indent2, int width);
 void strbuf_add_wrapped_bytes(struct strbuf *buf, const char *data, int len,
@@ -28,7 +31,9 @@ char *reencode_string_len(const char *in, int insz,
                          const char *in_encoding,
                          int *outsz);
 #else
-#define reencode_string_len(a,b,c,d,e) NULL
+static inline char *reencode_string_len(const char *a, int b,
+                                       const char *c, const char *d, int *e)
+{ if (e) *e = 0; return NULL; }
 #endif
 
 static inline char *reencode_string(const char *in,
@@ -50,4 +55,19 @@ int mbs_chrlen(const char **text, size_t *remainder_p, const char *encoding);
  */
 int is_hfs_dotgit(const char *path);
 
+typedef enum {
+       ALIGN_LEFT,
+       ALIGN_MIDDLE,
+       ALIGN_RIGHT
+} align_type;
+
+/*
+ * Align the string given and store it into a strbuf as per the
+ * 'position' and 'width'. If the given string length is larger than
+ * 'width' than then the input string is not truncated and no
+ * alignment is done.
+ */
+void strbuf_utf8_align(struct strbuf *buf, align_type position, unsigned int width,
+                      const char *s);
+
 #endif