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changeset 1876:932ff0c0f57b v7.2.173

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updated for version 7.2-173
author vimboss
date Thu, 14 May 2009 20:20:33 +0000
parents 09f00d57222b
children b5c1cb6f8d56
files src/auto/configure src/buffer.c src/charset.c src/config.h.in src/configure.in src/diff.c src/edit.c src/ex_cmds.c src/ex_cmds2.c src/version.c src/vim.h
diffstat 11 files changed, 95 insertions(+), 51 deletions(-) [+]
line wrap: on
line diff
--- a/src/auto/configure
+++ b/src/auto/configure
@@ -10362,6 +10362,56 @@ fi
 
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
+{ $as_echo "$as_me:$LINENO: checking whether __attribute__((unused)) is allowed" >&5
+$as_echo_n "checking whether __attribute__((unused)) is allowed... " >&6; }
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <stdio.h>
+int
+main ()
+{
+int x __attribute__((unused));
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (ac_try="$ac_compile"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+  (eval "$ac_compile") 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } && {
+	 test -z "$ac_c_werror_flag" ||
+	 test ! -s conftest.err
+       } && test -s conftest.$ac_objext; then
+  { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }; cat >>confdefs.h <<\_ACEOF
+#define HAVE_ATTRIBUTE_UNUSED 1
+_ACEOF
+
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+	{ $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
 if test "${ac_cv_header_elf_h+set}" = set; then
   { $as_echo "$as_me:$LINENO: checking for elf.h" >&5
 $as_echo_n "checking for elf.h... " >&6; }
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -512,12 +512,11 @@ buf_clear_file(buf)
  * buf_freeall() - free all things allocated for a buffer that are related to
  * the file.
  */
-/*ARGSUSED*/
     void
 buf_freeall(buf, del_buf, wipe_buf)
     buf_T	*buf;
-    int		del_buf;	/* buffer is going to be deleted */
-    int		wipe_buf;	/* buffer is going to be wiped out */
+    int		del_buf UNUSED;	    /* buffer is going to be deleted */
+    int		wipe_buf UNUSED;    /* buffer is going to be wiped out */
 {
 #ifdef FEAT_AUTOCMD
     int		is_curbuf = (buf == curbuf);
@@ -2437,11 +2436,10 @@ wininfo_other_tab_diff(wip)
  * another tab page.
  * Returns NULL when there isn't any info.
  */
-/*ARGSUSED*/
     static wininfo_T *
 find_wininfo(buf, skip_diff_buffer)
     buf_T	*buf;
-    int		skip_diff_buffer;
+    int		skip_diff_buffer UNUSED;
 {
     wininfo_T	*wip;
 
@@ -4278,10 +4276,9 @@ fix_fname(fname)
  * Make "ffname" a full file name, set "sfname" to "ffname" if not NULL.
  * "ffname" becomes a pointer to allocated memory (or NULL).
  */
-/*ARGSUSED*/
     void
 fname_expand(buf, ffname, sfname)
-    buf_T	*buf;
+    buf_T	*buf UNUSED;
     char_u	**ffname;
     char_u	**sfname;
 {
@@ -5577,11 +5574,10 @@ buf_contents_changed(buf)
  * this buffer.  Call this to wipe out a temp buffer that does not contain any
  * marks.
  */
-/*ARGSUSED*/
     void
 wipe_buffer(buf, aucmd)
     buf_T	*buf;
-    int		aucmd;	    /* When TRUE trigger autocommands. */
+    int		aucmd UNUSED;	    /* When TRUE trigger autocommands. */
 {
     if (buf->b_fnum == top_file_num - 1)
 	--top_file_num;
--- a/src/charset.c
+++ b/src/charset.c
@@ -1026,13 +1026,12 @@ lbr_chartabsize_adv(s, col)
  * string at start of line.  Warning: *headp is only set if it's a non-zero
  * value, init to 0 before calling.
  */
-/*ARGSUSED*/
     int
 win_lbr_chartabsize(wp, s, col, headp)
     win_T	*wp;
     char_u	*s;
     colnr_T	col;
-    int		*headp;
+    int		*headp UNUSED;
 {
 #ifdef FEAT_LINEBREAK
     int		c;
--- a/src/config.h.in
+++ b/src/config.h.in
@@ -30,6 +30,9 @@
 /* Define when __DATE__ " " __TIME__ can be used */
 #undef HAVE_DATE_TIME
 
+/* Define when __attribute__((unused)) can be used */
+#undef HAVE_ATTRIBUTE_UNUSED
+
 /* defined always when using configure */
 #undef UNIX
 
--- a/src/configure.in
+++ b/src/configure.in
@@ -2067,6 +2067,11 @@ AC_TRY_COMPILE([#include <stdio.h>], [pr
 	AC_MSG_RESULT(yes); AC_DEFINE(HAVE_DATE_TIME),
 	AC_MSG_RESULT(no))
 
+AC_MSG_CHECKING(whether __attribute__((unused)) is allowed)
+AC_TRY_COMPILE([#include <stdio.h>], [int x __attribute__((unused));],
+	AC_MSG_RESULT(yes); AC_DEFINE(HAVE_ATTRIBUTE_UNUSED),
+	AC_MSG_RESULT(no))
+
 dnl Checks for header files.
 AC_CHECK_HEADER(elf.h, HAS_ELF=1)
 dnl AC_CHECK_HEADER(dwarf.h, SVR4=1)
--- a/src/diff.c
+++ b/src/diff.c
@@ -652,10 +652,9 @@ diff_write(buf, fname)
  * The buffers are written to a file, also for unmodified buffers (the file
  * could have been produced by autocommands, e.g. the netrw plugin).
  */
-/*ARGSUSED*/
     void
 ex_diffupdate(eap)
-    exarg_T	*eap;	    /* can be NULL, it's not used */
+    exarg_T	*eap UNUSED;	    /* can be NULL */
 {
     buf_T	*buf;
     int		idx_orig;
@@ -1094,10 +1093,9 @@ ex_diffsplit(eap)
 /*
  * Set options to show difs for the current window.
  */
-/*ARGSUSED*/
     void
 ex_diffthis(eap)
-    exarg_T	*eap;
+    exarg_T	*eap UNUSED;
 {
     /* Set 'diff', 'scrollbind' on and 'wrap' off. */
     diff_win_options(curwin, TRUE);
--- a/src/edit.c
+++ b/src/edit.c
@@ -1447,10 +1447,9 @@ force_cindent:
  * Only redraw when there are no characters available.  This speeds up
  * inserting sequences of characters (e.g., for CTRL-R).
  */
-/*ARGSUSED*/
     static void
 ins_redraw(ready)
-    int		ready;	    /* not busy with something */
+    int		ready UNUSED;	    /* not busy with something */
 {
     if (!char_avail())
     {
@@ -1962,10 +1961,9 @@ backspace_until_column(col)
  * Only matters when there are composing characters.
  * Return TRUE when something was deleted.
  */
-/*ARGSUSED*/
    static int
 del_char_after_col(limit_col)
-    int limit_col;
+    int limit_col UNUSED;
 {
 #ifdef FEAT_MBYTE
     if (enc_utf8 && limit_col >= 0)
--- a/src/ex_cmds.c
+++ b/src/ex_cmds.c
@@ -43,10 +43,9 @@ static int
 /*
  * ":ascii" and "ga".
  */
-/*ARGSUSED*/
     void
 do_ascii(eap)
-    exarg_T	*eap;
+    exarg_T	*eap UNUSED;
 {
     int		c;
     int		cval;
@@ -2373,10 +2372,9 @@ viminfo_writestring(fd, p)
  *   ^?		^H
  * not ^?	^?
  */
-/*ARGSUSED*/
     void
 do_fixdel(eap)
-    exarg_T	*eap;
+    exarg_T	*eap UNUSED;
 {
     char_u  *p;
 
@@ -6127,10 +6125,9 @@ fix_help_buffer()
 /*
  * ":exusage"
  */
-/*ARGSUSED*/
     void
 ex_exusage(eap)
-    exarg_T	*eap;
+    exarg_T	*eap UNUSED;
 {
     do_cmdline_cmd((char_u *)"help ex-cmd-index");
 }
@@ -6138,10 +6135,9 @@ ex_exusage(eap)
 /*
  * ":viusage"
  */
-/*ARGSUSED*/
     void
 ex_viusage(eap)
-    exarg_T	*eap;
+    exarg_T	*eap UNUSED;
 {
     do_cmdline_cmd((char_u *)"help normal-index");
 }
@@ -7154,10 +7150,9 @@ static enum
  * Function given to ExpandGeneric() to obtain the sign command
  * expansion.
  */
-/*ARGSUSED*/
     char_u *
 get_sign_name(xp, idx)
-    expand_T	*xp;
+    expand_T	*xp UNUSED;
     int		idx;
 {
     sign_T	*sp;
--- a/src/ex_cmds2.c
+++ b/src/ex_cmds2.c
@@ -680,10 +680,9 @@ ex_breakdel(eap)
 /*
  * ":breaklist".
  */
-/*ARGSUSED*/
     void
 ex_breaklist(eap)
-    exarg_T	*eap;
+    exarg_T	*eap UNUSED;
 {
     struct debuggy *bp;
     int		i;
@@ -1342,14 +1341,13 @@ autowrite_all()
 /*
  * return TRUE if buffer was changed and cannot be abandoned.
  */
-/*ARGSUSED*/
     int
 check_changed(buf, checkaw, mult_win, forceit, allbuf)
     buf_T	*buf;
     int		checkaw;	/* do autowrite if buffer was changed */
     int		mult_win;	/* check also when several wins for the buf */
     int		forceit;
-    int		allbuf;		/* may write all buffers */
+    int		allbuf UNUSED;	/* may write all buffers */
 {
     if (       !forceit
 	    && bufIsChanged(buf)
@@ -1759,12 +1757,11 @@ set_arglist(str)
  *
  * Return FAIL for failure, OK otherwise.
  */
-/*ARGSUSED*/
     static int
 do_arglist(str, what, after)
     char_u	*str;
-    int		what;
-    int		after;		/* 0 means before first one */
+    int		what UNUSED;
+    int		after UNUSED;		/* 0 means before first one */
 {
     garray_T	new_ga;
     int		exp_count;
@@ -2549,11 +2546,10 @@ ex_runtime(eap)
 
 static void source_callback __ARGS((char_u *fname, void *cookie));
 
-/*ARGSUSED*/
     static void
 source_callback(fname, cookie)
     char_u	*fname;
-    void	*cookie;
+    void	*cookie UNUSED;
 {
     (void)do_source(fname, FALSE, DOSO_NONE);
 }
@@ -2680,10 +2676,9 @@ do_in_runtimepath(name, all, callback, c
 /*
  * ":options"
  */
-/*ARGSUSED*/
     void
 ex_options(eap)
-    exarg_T	*eap;
+    exarg_T	*eap UNUSED;
 {
     cmd_source((char_u *)SYS_OPTWIN_FILE, NULL);
 }
@@ -3190,10 +3185,9 @@ theend:
 /*
  * ":scriptnames"
  */
-/*ARGSUSED*/
     void
 ex_scriptnames(eap)
-    exarg_T	*eap;
+    exarg_T	*eap UNUSED;
 {
     int i;
 
@@ -3317,12 +3311,11 @@ fgets_cr(s, n, stream)
  * Return a pointer to the line in allocated memory.
  * Return NULL for end-of-file or some error.
  */
-/* ARGSUSED */
     char_u *
 getsourceline(c, cookie, indent)
-    int		c;		/* not used */
+    int		c UNUSED;
     void	*cookie;
-    int		indent;		/* not used */
+    int		indent UNUSED;
 {
     struct source_cookie *sp = (struct source_cookie *)cookie;
     char_u		*line;
@@ -3649,10 +3642,9 @@ script_line_end()
  * ":scriptencoding": Set encoding conversion for a sourced script.
  * Without the multi-byte feature it's simply ignored.
  */
-/*ARGSUSED*/
     void
 ex_scriptencoding(eap)
-    exarg_T	*eap;
+    exarg_T	*eap UNUSED;
 {
 #ifdef FEAT_MBYTE
     struct source_cookie	*sp;
@@ -4101,10 +4093,9 @@ ex_language(eap)
  * Function given to ExpandGeneric() to obtain the possible arguments of the
  * ":language" command.
  */
-/*ARGSUSED*/
     char_u *
 get_lang_arg(xp, idx)
-    expand_T	*xp;
+    expand_T	*xp UNUSED;
     int		idx;
 {
     if (idx == 0)
--- a/src/version.c
+++ b/src/version.c
@@ -677,6 +677,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    173,
+/**/
     172,
 /**/
     171,
@@ -1623,10 +1625,9 @@ do_intro_line(row, mesg, add_version, at
 /*
  * ":intro": clear screen, display intro screen and wait for return.
  */
-/*ARGSUSED*/
     void
 ex_intro(eap)
-    exarg_T	*eap;
+    exarg_T	*eap UNUSED;
 {
     screenclear();
     intro_message(TRUE);
--- a/src/vim.h
+++ b/src/vim.h
@@ -262,6 +262,14 @@
 # define __PARMS(x) __ARGS(x)
 #endif
 
+/* Mark unused function arguments with UNUSED, so that gcc -Wunused-parameter
+ * can be used to check for mistakes. */
+#ifdef HAVE_ATTRIBUTE_UNUSED
+# define UNUSED __attribute__((unused))
+#else
+# define UNUSED
+#endif
+
 /* if we're compiling in C++ (currently only KVim), the system
  * headers must have the correct prototypes or nothing will build.
  * conversely, our prototypes might clash due to throw() specifiers and