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* kern/parser.c: Indented.

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Vladimir 'phcoder' Serbinenko 2010-03-18 00:19:30 +01:00
parent ed0e3d30cd
commit f84afb2775
2 changed files with 74 additions and 70 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
2010-03-18 Vladimir Serbinenko <phcoder@gmail.com>
* kern/parser.c: Indented.
2010-03-17 Vladimir Serbinenko <phcoder@gmail.com>
* term/i386/pc/vesafb.c: Removed (orphaned, deprecated and broken).

68
kern/parser.c
View file

@ -26,32 +26,31 @@
/* All the possible state transitions on the command line. If a
transition can not be found, it is assumed that there is no
transition and keep_value is assumed to be 1. */
static struct grub_parser_state_transition state_transitions[] =
{
{ GRUB_PARSER_STATE_TEXT, GRUB_PARSER_STATE_QUOTE, '\'', 0},
{ GRUB_PARSER_STATE_TEXT, GRUB_PARSER_STATE_DQUOTE, '\"', 0},
{ GRUB_PARSER_STATE_TEXT, GRUB_PARSER_STATE_VAR, '$', 0},
{ GRUB_PARSER_STATE_TEXT, GRUB_PARSER_STATE_ESC, '\\', 0},
static struct grub_parser_state_transition state_transitions[] = {
{GRUB_PARSER_STATE_TEXT, GRUB_PARSER_STATE_QUOTE, '\'', 0},
{GRUB_PARSER_STATE_TEXT, GRUB_PARSER_STATE_DQUOTE, '\"', 0},
{GRUB_PARSER_STATE_TEXT, GRUB_PARSER_STATE_VAR, '$', 0},
{GRUB_PARSER_STATE_TEXT, GRUB_PARSER_STATE_ESC, '\\', 0},
{ GRUB_PARSER_STATE_ESC, GRUB_PARSER_STATE_TEXT, 0, 1},
{GRUB_PARSER_STATE_ESC, GRUB_PARSER_STATE_TEXT, 0, 1},
{ GRUB_PARSER_STATE_QUOTE, GRUB_PARSER_STATE_TEXT, '\'', 0},
{GRUB_PARSER_STATE_QUOTE, GRUB_PARSER_STATE_TEXT, '\'', 0},
{ GRUB_PARSER_STATE_DQUOTE, GRUB_PARSER_STATE_TEXT, '\"', 0},
{ GRUB_PARSER_STATE_DQUOTE, GRUB_PARSER_STATE_QVAR, '$', 0},
{GRUB_PARSER_STATE_DQUOTE, GRUB_PARSER_STATE_TEXT, '\"', 0},
{GRUB_PARSER_STATE_DQUOTE, GRUB_PARSER_STATE_QVAR, '$', 0},
{ GRUB_PARSER_STATE_VAR, GRUB_PARSER_STATE_VARNAME2, '{', 0},
{ GRUB_PARSER_STATE_VAR, GRUB_PARSER_STATE_VARNAME, 0, 1},
{ GRUB_PARSER_STATE_VARNAME, GRUB_PARSER_STATE_TEXT, ' ', 1},
{ GRUB_PARSER_STATE_VARNAME2, GRUB_PARSER_STATE_TEXT, '}', 0},
{GRUB_PARSER_STATE_VAR, GRUB_PARSER_STATE_VARNAME2, '{', 0},
{GRUB_PARSER_STATE_VAR, GRUB_PARSER_STATE_VARNAME, 0, 1},
{GRUB_PARSER_STATE_VARNAME, GRUB_PARSER_STATE_TEXT, ' ', 1},
{GRUB_PARSER_STATE_VARNAME2, GRUB_PARSER_STATE_TEXT, '}', 0},
{ GRUB_PARSER_STATE_QVAR, GRUB_PARSER_STATE_QVARNAME2, '{', 0},
{ GRUB_PARSER_STATE_QVAR, GRUB_PARSER_STATE_QVARNAME, 0, 1},
{ GRUB_PARSER_STATE_QVARNAME, GRUB_PARSER_STATE_TEXT, '\"', 0},
{ GRUB_PARSER_STATE_QVARNAME, GRUB_PARSER_STATE_DQUOTE, ' ', 1},
{ GRUB_PARSER_STATE_QVARNAME2, GRUB_PARSER_STATE_DQUOTE, '}', 0},
{GRUB_PARSER_STATE_QVAR, GRUB_PARSER_STATE_QVARNAME2, '{', 0},
{GRUB_PARSER_STATE_QVAR, GRUB_PARSER_STATE_QVARNAME, 0, 1},
{GRUB_PARSER_STATE_QVARNAME, GRUB_PARSER_STATE_TEXT, '\"', 0},
{GRUB_PARSER_STATE_QVARNAME, GRUB_PARSER_STATE_DQUOTE, ' ', 1},
{GRUB_PARSER_STATE_QVARNAME2, GRUB_PARSER_STATE_DQUOTE, '}', 0},
{ 0, 0, 0, 0}
{0, 0, 0, 0}
};
@ -74,8 +73,8 @@ grub_parser_cmdline_state (grub_parser_state_t state, char c, char *result)
if (transition->input == c)
break;
if (transition->input == ' ' && ! grub_isalpha (c)
&& ! grub_isdigit (c) && c != '_')
if (transition->input == ' ' && !grub_isalpha (c)
&& !grub_isdigit (c) && c != '_')
break;
/* A less perfect match was found, use this one if no exact
@ -84,7 +83,7 @@ grub_parser_cmdline_state (grub_parser_state_t state, char c, char *result)
break;
}
if (! transition->from_state)
if (!transition->from_state)
transition = &default_transition;
if (transition->keep_value)
@ -128,13 +127,13 @@ grub_parser_split_cmdline (const char *cmdline, grub_reader_getline_t getline,
/* Check if a variable was being read in and the end of the name
was reached. */
if (! (check_varstate (state) && !check_varstate (newstate)))
if (!(check_varstate (state) && !check_varstate (newstate)))
return;
*(vp++) = '\0';
val = grub_env_get (varname);
vp = varname;
if (! val)
if (!val)
return;
/* Insert the contents of the variable in the buffer. */
@ -145,11 +144,12 @@ grub_parser_split_cmdline (const char *cmdline, grub_reader_getline_t getline,
*argc = 0;
do
{
if (! rd || !*rd)
if (!rd || !*rd)
{
if (getline)
getline (&rd, 1);
else break;
else
break;
}
if (!rd)
@ -190,7 +190,8 @@ grub_parser_split_cmdline (const char *cmdline, grub_reader_getline_t getline,
}
state = newstate;
}
} while (state != GRUB_PARSER_STATE_TEXT && !check_varstate (state));
}
while (state != GRUB_PARSER_STATE_TEXT && !check_varstate (state));
/* A special case for when the last character was part of a
variable. */
@ -204,12 +205,12 @@ grub_parser_split_cmdline (const char *cmdline, grub_reader_getline_t getline,
/* Reserve memory for the return values. */
args = grub_malloc (bp - buffer);
if (! args)
if (!args)
return grub_errno;
grub_memcpy (args, buffer, bp - buffer);
*argv = grub_malloc (sizeof (char *) * (*argc + 1));
if (! *argv)
if (!*argv)
{
grub_free (args);
return grub_errno;
@ -229,10 +230,9 @@ grub_parser_split_cmdline (const char *cmdline, grub_reader_getline_t getline,
return 0;
}
struct grub_handler_class grub_parser_class =
{
struct grub_handler_class grub_parser_class = {
.name = "parser"
};
};
grub_err_t
grub_parser_execute (char *source)
@ -242,7 +242,7 @@ grub_parser_execute (char *source)
{
char *p;
if (! source)
if (!source)
{
*line = 0;
return 0;