[PUSHED/OBVIOUS] Fix comments and whitespace in lookup_cmd_composition

[Philippe Waroquiers]

2020-04-26  Philippe Waroquiers  <philippe.waroquiers@skynet.be>

	* cli/cli-decode.c (lookup_cmd_composition): Fix comments
	and whitespace.
---
 gdb/ChangeLog        |  5 ++++
 gdb/cli/cli-decode.c | 58 ++++++++++++++++++++++----------------------
 2 files changed, 34 insertions(+), 29 deletions(-)

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index ba0f680f97..8186fef88e 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2020-04-26  Philippe Waroquiers  <philippe.waroquiers@skynet.be>
+
+	* cli/cli-decode.c (lookup_cmd_composition): Fix comments
+	and whitespace.
+
 2020-04-25  Kamil Rytarowski  <n54@gmx.com>
 
        * inf-ptrace.c (inf_ptrace_target::wait): Remove
diff --git a/gdb/cli/cli-decode.c b/gdb/cli/cli-decode.c
index 17f49ec80e..d951ead1c9 100644
--- a/gdb/cli/cli-decode.c
+++ b/gdb/cli/cli-decode.c
@@ -1812,25 +1812,25 @@ deprecated_cmd_warning (const char *text)
 }
 
 
-/* Look up the contents of LINE as a command in the command list 'cmdlist'.
+/* Look up the contents of TEXT as a command in the command list 'cmdlist'.
    Return 1 on success, 0 on failure.
-   
-   If LINE refers to an alias, *alias will point to that alias.
-   
-   If LINE is a postfix command (i.e. one that is preceded by a prefix
-   command) set *prefix_cmd.
-   
-   Set *cmd to point to the command LINE indicates.
-   
-   If any of *alias, *prefix_cmd, or *cmd cannot be determined or do not 
+
+   If TEXT refers to an alias, *ALIAS will point to that alias.
+
+   If TEXT is a subcommand (i.e. one that is preceded by a prefix
+   command) set *PREFIX_CMD.
+
+   Set *CMD to point to the command TEXT indicates.
+
+   If any of *ALIAS, *PREFIX_CMD, or *CMD cannot be determined or do not
    exist, they are NULL when we return.
-   
+
 */
 int
 lookup_cmd_composition (const char *text,
-                      struct cmd_list_element **alias,
-                      struct cmd_list_element **prefix_cmd, 
-                      struct cmd_list_element **cmd)
+			struct cmd_list_element **alias,
+			struct cmd_list_element **prefix_cmd,
+			struct cmd_list_element **cmd)
 {
   char *command;
   int len, nfound;
@@ -1840,43 +1840,43 @@ lookup_cmd_composition (const char *text,
   *alias = NULL;
   *prefix_cmd = NULL;
   *cmd = NULL;
-  
+
   cur_list = cmdlist;
-  
+
   while (1)
-    { 
+    {
       /* Go through as many command lists as we need to,
 	 to find the command TEXT refers to.  */
-      
+
       prev_cmd = *cmd;
-      
+
       while (*text == ' ' || *text == '\t')
 	(text)++;
-      
+
       /* Identify the name of the command.  */
       len = find_command_name_length (text);
-      
+
       /* If nothing but whitespace, return.  */
       if (len == 0)
 	return 0;
-      
-      /* Text is the start of the first command word to lookup (and
+
+      /* TEXT is the start of the first command word to lookup (and
 	 it's length is len).  We copy this into a local temporary.  */
-      
+
       command = (char *) alloca (len + 1);
       memcpy (command, text, len);
       command[len] = '\0';
-      
+
       /* Look it up.  */
       *cmd = 0;
       nfound = 0;
       *cmd = find_cmd (command, len, cur_list, 1, &nfound);
-      
+
       if (*cmd == CMD_LIST_AMBIGUOUS)
 	{
 	  return 0;              /* ambiguous */
 	}
-      
+
       if (*cmd == NULL)
 	return 0;                /* nothing found */
       else
@@ -1884,7 +1884,7 @@ lookup_cmd_composition (const char *text,
 	  if ((*cmd)->cmd_pointer)
 	    {
 	      /* cmd was actually an alias, we note that an alias was
-		 used (by assigning *alais) and we set *cmd.  */
+		 used (by assigning *ALIAS) and we set *CMD.  */
 	      *alias = *cmd;
 	      *cmd = (*cmd)->cmd_pointer;
 	    }
@@ -1894,7 +1894,7 @@ lookup_cmd_composition (const char *text,
 	cur_list = *(*cmd)->prefixlist;
       else
 	return 1;
-      
+
       text += len;
     }
 }
-- 
2.20.1