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builtin-grep: remove unused debugging cruft. 

Signed-off-by: Junio C Hamano <junkio@cox.net>
maint
Junio C Hamano 2006-08-16 13:58:32 -07:00
parent e79ca7cc25
commit 6493cc09c2
1 changed files with 0 additions and 57 deletions
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57
builtin-grep.c
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@ -175,61 +175,12 @@ static void compile_regexp(struct grep_pat *p, struct grep_opt *opt)
}
}

#if DEBUG
static inline void indent(int in)
{
int i;
for (i = 0; i < in; i++) putchar(' ');
}

static void dump_pattern_exp(struct grep_expr *x, int in)
{
switch (x->node) {
case GREP_NODE_ATOM:
indent(in);
puts(x->u.atom->pattern);
break;
case GREP_NODE_NOT:
indent(in);
puts("--not");
dump_pattern_exp(x->u.unary, in+1);
break;
case GREP_NODE_AND:
dump_pattern_exp(x->u.binary.left, in+1);
indent(in);
puts("--and");
dump_pattern_exp(x->u.binary.right, in+1);
break;
case GREP_NODE_OR:
dump_pattern_exp(x->u.binary.left, in+1);
indent(in);
puts("--or");
dump_pattern_exp(x->u.binary.right, in+1);
break;
}
}

static void looking_at(const char *msg, struct grep_pat **list)
{
struct grep_pat *p = *list;
fprintf(stderr, "%s: looking at ", msg);
if (!p)
fprintf(stderr, "empty\n");
else
fprintf(stderr, "<%s>\n", p->pattern);
}
#else
#define looking_at(a,b) do {} while(0)
#endif

static struct grep_expr *compile_pattern_expr(struct grep_pat **);
static struct grep_expr *compile_pattern_atom(struct grep_pat **list)
{
struct grep_pat *p;
struct grep_expr *x;

looking_at("atom", list);

p = *list;
switch (p->token) {
case GREP_PATTERN: /* atom */
@ -257,8 +208,6 @@ static struct grep_expr *compile_pattern_not(struct grep_pat **list)
struct grep_pat *p;
struct grep_expr *x;

looking_at("not", list);

p = *list;
switch (p->token) {
case GREP_NOT:
@ -281,8 +230,6 @@ static struct grep_expr *compile_pattern_and(struct grep_pat **list)
struct grep_pat *p;
struct grep_expr *x, *y, *z;

looking_at("and", list);

x = compile_pattern_not(list);
p = *list;
if (p && p->token == GREP_AND) {
@ -306,8 +253,6 @@ static struct grep_expr *compile_pattern_or(struct grep_pat **list)
struct grep_pat *p;
struct grep_expr *x, *y, *z;

looking_at("or", list);

x = compile_pattern_and(list);
p = *list;
if (x && p && p->token != GREP_CLOSE_PAREN) {
@ -325,8 +270,6 @@ static struct grep_expr *compile_pattern_or(struct grep_pat **list)

static struct grep_expr *compile_pattern_expr(struct grep_pat **list)
{
looking_at("expr", list);

return compile_pattern_or(list);
}