Remove FEAT_EVAL

Support for VimScript, :let, :if, etc.

config/config.h.in

@@ -107,7 +107,6 @@
 #define FEAT_CONCEAL
 #define FEAT_CSCOPE
 #define FEAT_DIGRAPHS
-#define FEAT_EVAL
 #define FEAT_EX_EXTRA
 #define FEAT_FIND_ID
 #define FEAT_FKMAP

src/nvim/charset.c

@@ -321,11 +321,6 @@ void trans_characters(char_u *buf, int bufsize)
   }
 }
 
-#if defined(FEAT_EVAL) \
-  || defined(FEAT_TITLE) \
-  || defined(FEAT_INS_EXPAND) \
-  || defined(PROTO)
-
 /// Translate a string into allocated memory, replacing special chars with
 /// printable chars.  Returns NULL when out of memory.
 ///
@@ -394,9 +389,6 @@ char_u *transstr(char_u *s)
   return res;
 }
 
-#endif // if defined(FEAT_EVAL) || defined(FEAT_TITLE)
-       //    || defined(FEAT_INS_EXPAND) || defined(PROTO)
-
 /// Convert the string "str[orglen]" to do ignore-case comparing.  Uses the
 /// current locale.
 ///

src/nvim/ex_cmds2.c

@@ -3228,8 +3228,7 @@ void ex_checktime(exarg_T *eap)
   no_check_timestamps = save_no_check_timestamps;
 }
 
-#if (defined(HAVE_LOCALE_H) || defined(X_LOCALE)) \
+#if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
-  && (defined(FEAT_EVAL) || defined(FEAT_MULTI_LANG))
 # define HAVE_GET_LOCALE_VAL
 static char *get_locale_val(int what);
 

src/nvim/ex_docmd.c

@@ -4182,8 +4182,6 @@ int ends_excmd(int c)
   return c == NUL || c == '|' || c == '"' || c == '\n';
 }
 
-#if defined(FEAT_SYN_HL) || defined(FEAT_SEARCH_EXTRA) || defined(FEAT_EVAL) \
-  || defined(PROTO)
 /*
  * Return the next command, after the first '|' or '\n'.
  * Return NULL if not found.
@@ -4197,7 +4195,6 @@ char_u *find_nextcmd(char_u *p)
   }
   return p + 1;
 }
-#endif
 
 /*
  * Check if *p is a separator between Ex commands.

src/nvim/fileio.c

@@ -1493,7 +1493,7 @@ retry:
           /* Detected a UTF-8 error. */
 rewind_retry:
           /* Retry reading with another conversion. */
-# if defined(FEAT_EVAL) && defined(USE_ICONV)
+# ifdef USE_ICONV
           if (*p_ccv != NUL && iconv_fd != (iconv_t)-1)
             /* iconv() failed, try 'charconvert' */
             did_iconv = TRUE;

src/nvim/message.c

@@ -156,7 +156,6 @@ int msg(char_u *s)
   return msg_attr_keep(s, 0, FALSE);
 }
 
-#if defined(FEAT_EVAL) || defined(FEAT_GUI_GTK) || defined(PROTO)
 /*
  * Like msg() but keep it silent when 'verbosefile' is set.
  */
@@ -170,7 +169,6 @@ int verb_msg(char_u *s)
 
   return n;
 }
-#endif
 
 int msg_attr(char_u *s, int attr)
 {
@@ -3054,7 +3052,6 @@ int vim_dialog_yesnoallcancel(int type, char_u *title, char_u *message, int dflt
 
 
 
-#if defined(FEAT_EVAL)
 static char *e_printf = N_("E766: Insufficient arguments for printf()");
 
 static long tv_nr(typval_T *tvs, int *idxp);
@@ -3120,7 +3117,6 @@ static double tv_float(typval_T *tvs, int *idxp)
   }
   return f;
 }
-#endif
 
 /*
  * This code was included to provide a portable vsnprintf() and snprintf().

src/nvim/regexp.c

@@ -7086,8 +7086,6 @@ vim_regexec (
   return rmp->regprog->engine->regexec_nl(rmp, line, col, false);
 }
 
-#if defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) \
-  || defined(FIND_REPLACE_DIALOG) || defined(PROTO)
 /*
  * Like vim_regexec(), but consider a "\n" in "line" to be a line break.
  */
@@ -7095,7 +7093,6 @@ int vim_regexec_nl(regmatch_T *rmp, char_u *line, colnr_T col)
 {
   return rmp->regprog->engine->regexec_nl(rmp, line, col, true);
 }
-#endif
 
 /*
  * Match a regexp against multiple lines.

src/nvim/search.c

@@ -449,7 +449,7 @@ void last_pat_prog(regmmatch_T *regmatch)
  * if (options & SEARCH_PEEK) check for typed char, cancel search
  *
  * Return FAIL (zero) for failure, non-zero for success.
- * When FEAT_EVAL is defined, returns the index of the first matching
+ * Returns the index of the first matching
  * subpattern plus one; one if there was none.
  */
 int searchit(win, buf, pos, dir, pat, count, options, pat_use, stop_lnum, tm)

src/nvim/ui.c

@@ -352,16 +352,12 @@ void add_to_input_buf_csi(char_u *str, int len)          {
 
 #endif
 
-#if defined(FEAT_GUI) || defined(FEAT_EVAL) || defined(FEAT_EX_EXTRA) \
-  || defined(PROTO)
 /* Remove everything from the input buffer.  Called when ^C is found */
 void trash_input_buf(void)
 {
   inbufcount = 0;
 }
 
-#endif
-
 /*
  * Read as much data from the input buffer as possible up to maxlen, and store
  * it in buf.