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Fix comments and whitespace in lookup_cmd_composition

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

	* cli/cli-decode.c (lookup_cmd_composition): Fix comments
	and whitespace.
This commit is contained in:
Philippe Waroquiers
2020-04-26 16:01:52 +02:00
parent a09f656b26
commit bc3609fd38
2 changed files with 34 additions and 29 deletions
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58
gdb/cli/cli-decode.c
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@ -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;
}
}