[PATCH] Remove unused functions from lib.c and muttlib.c.

[Kevin J. McCarthy]

I thought I had left more functions in lib.c after the conversion to
BUFFERs, but I could only find these three functions that aren't used
anymore: mutt_concat_path(), mutt_dup_header(), and
mutt_display_sanitize().
---
 lib.c     | 13 -------------
 lib.h     |  1 -
 muttlib.c | 18 ------------------
 protos.h  |  2 --
 4 files changed, 34 deletions(-)

diff --git a/lib.c b/lib.c
index 649fdb3a..9776fcdb 100644
--- a/lib.c
+++ b/lib.c
@@ -756,19 +756,6 @@ void mutt_remove_trailing_ascii_ws(char *s)
     *p = 0;
 }
 
-char *mutt_concat_path(char *d, const char *dir, const char *fname, size_t l)
-{
-  const char *fmt = "%s/%s";
-
-  if (!*fname || (*dir && dir[strlen(dir)-1] == '/'))
-    fmt = "%s%s";
-
-  fname += strspn(fname, "/");
-
-  snprintf(d, l, fmt, dir, fname);
-  return d;
-}
-
 const char *mutt_basename(const char *f)
 {
   const char *p = strrchr(f, '/');
diff --git a/lib.h b/lib.h
index 72e3a498..25875656 100644
--- a/lib.h
+++ b/lib.h
@@ -203,7 +203,6 @@ void mutt_debug_f(const char *, const int, const char *, 
const int err, const ch
 
 /* The actual library functions. */
 
-char *mutt_concat_path(char *, const char *, const char *, size_t);
 char *mutt_read_line(char *, size_t *, FILE *, int *, int);
 char *mutt_skip_ascii_ws(char *);
 char *mutt_strlower(char *);
diff --git a/muttlib.c b/muttlib.c
index df882002..d24a37f0 100644
--- a/muttlib.c
+++ b/muttlib.c
@@ -382,15 +382,6 @@ LIST *mutt_copy_list(LIST *p)
   return (l);
 }
 
-HEADER *mutt_dup_header(HEADER *h)
-{
-  HEADER *hnew;
-
-  hnew = mutt_new_header();
-  memcpy(hnew, h, sizeof(HEADER));
-  return hnew;
-}
-
 void mutt_free_header(HEADER **h)
 {
   if (!h || !*h) return;
@@ -2150,15 +2141,6 @@ int state_putws(const wchar_t *ws, STATE *s)
   return 0;
 }
 
-void mutt_display_sanitize(char *s)
-{
-  for (; *s; s++)
-  {
-    if (!IsPrint(*s))
-      *s = '?';
-  }
-}
-
 void mutt_sleep(short s)
 {
   if (SleepTime > s)
diff --git a/protos.h b/protos.h
index 4958aa0e..7ea95ae5 100644
--- a/protos.h
+++ b/protos.h
@@ -110,7 +110,6 @@ HASH *mutt_make_subj_hash(CONTEXT *);
 
 char *mutt_read_rfc822_line(FILE *, char *, size_t *);
 ENVELOPE *mutt_read_rfc822_header(FILE *, HEADER *, short, short);
-HEADER *mutt_dup_header(HEADER *);
 
 int mutt_check_month(const char *);
 const char *mutt_ctime(const time_t *t);
@@ -211,7 +210,6 @@ void mutt_decode_attachment(const BODY *, STATE *);
 void mutt_decode_base64(STATE *s, LOFF_T len, int istext, iconv_t cd);
 void mutt_default_save(char *, size_t, HEADER *);
 void mutt_display_address(ENVELOPE *);
-void mutt_display_sanitize(char *);
 int mutt_edit_content_type(HEADER *, BODY *, FILE *);
 void mutt_edit_file(const char *, const char *);
 int mutt_edit_headers(const char *, SEND_CONTEXT *, int);
-- 
2.55.0