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maint: style changes

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* src/scan-code.l: Remove useless braces.
Formatting changes.
Prefer NULL to 0.
* src/muscle-tab.c, src/system.h: Formatting changes.
This commit is contained in:
Akim Demaille
2012-07-25 17:57:57 +02:00
parent f9b8635172
commit 9b8585410a
4 changed files with 110 additions and 112 deletions
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18
src/scan-code.l
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@@ -181,19 +181,17 @@ ref -?[0-9]+|{id}|"["{id}"]"|"$"
<SC_RULE_ACTION>
{
"$"("<"{tag}">")?{ref} {
ref_tail_fields = 0;
ref_tail_fields = NULL;
handle_action_dollar (self->rule, yytext, *loc);
if (ref_tail_fields) {
if (ref_tail_fields)
obstack_sgrow (&obstack_for_string, ref_tail_fields);
}
need_semicolon = true;
}
"@"{ref} {
ref_tail_fields = 0;
ref_tail_fields = NULL;
handle_action_at (self->rule, yytext, *loc);
if (ref_tail_fields) {
if (ref_tail_fields)
obstack_sgrow (&obstack_for_string, ref_tail_fields);
}
need_semicolon = true;
}
"$" {
@@ -345,7 +343,7 @@ typedef struct
not visible from current midrule. */
#define VARIANT_NOT_VISIBLE_FROM_MIDRULE (1 << 2)
static variant *variant_table = 0;
static variant *variant_table = NULL;
static unsigned variant_table_size = 0;
static unsigned variant_count = 0;
@@ -367,7 +365,7 @@ static void
variant_table_free (void)
{
free (variant_table);
variant_table = 0;
variant_table = NULL;
variant_table_size = variant_count = 0;
}
@@ -410,7 +408,7 @@ variant_add (uniqstr id, location id_loc, unsigned symbol_index,
}
static const char *
get_at_spec(unsigned symbol_index)
get_at_spec (unsigned symbol_index)
{
static char at_buf[20];
if (symbol_index == 0)
@@ -826,7 +824,7 @@ handle_action_at (symbol_list *rule, char *text, location at_loc)
locations_flag = true;
n = parse_ref (cp, effective_rule, effective_rule_length,
rule->midrule_parent_rhs_index, text, at_loc, '@');
rule->midrule_parent_rhs_index, text, at_loc, '@');
switch (n)
{
case INVALID_REF: