builtin-grep: remove unused debugging cruft.
Signed-off-by: Junio C Hamano <junkio@cox.net>
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e79ca7cc25
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6493cc09c2
@ -175,61 +175,12 @@ static void compile_regexp(struct grep_pat *p, struct grep_opt *opt)
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}
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}
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#if DEBUG
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static inline void indent(int in)
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{
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int i;
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for (i = 0; i < in; i++) putchar(' ');
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}
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static void dump_pattern_exp(struct grep_expr *x, int in)
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{
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switch (x->node) {
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case GREP_NODE_ATOM:
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indent(in);
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puts(x->u.atom->pattern);
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break;
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case GREP_NODE_NOT:
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indent(in);
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puts("--not");
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dump_pattern_exp(x->u.unary, in+1);
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break;
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case GREP_NODE_AND:
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dump_pattern_exp(x->u.binary.left, in+1);
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indent(in);
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puts("--and");
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dump_pattern_exp(x->u.binary.right, in+1);
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break;
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case GREP_NODE_OR:
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dump_pattern_exp(x->u.binary.left, in+1);
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indent(in);
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puts("--or");
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dump_pattern_exp(x->u.binary.right, in+1);
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break;
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}
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}
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static void looking_at(const char *msg, struct grep_pat **list)
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{
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struct grep_pat *p = *list;
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fprintf(stderr, "%s: looking at ", msg);
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if (!p)
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fprintf(stderr, "empty\n");
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else
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fprintf(stderr, "<%s>\n", p->pattern);
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}
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#else
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#define looking_at(a,b) do {} while(0)
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#endif
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static struct grep_expr *compile_pattern_expr(struct grep_pat **);
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static struct grep_expr *compile_pattern_atom(struct grep_pat **list)
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{
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struct grep_pat *p;
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struct grep_expr *x;
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looking_at("atom", list);
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p = *list;
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switch (p->token) {
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case GREP_PATTERN: /* atom */
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@ -257,8 +208,6 @@ static struct grep_expr *compile_pattern_not(struct grep_pat **list)
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struct grep_pat *p;
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struct grep_expr *x;
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looking_at("not", list);
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p = *list;
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switch (p->token) {
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case GREP_NOT:
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@ -281,8 +230,6 @@ static struct grep_expr *compile_pattern_and(struct grep_pat **list)
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struct grep_pat *p;
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struct grep_expr *x, *y, *z;
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looking_at("and", list);
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x = compile_pattern_not(list);
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p = *list;
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if (p && p->token == GREP_AND) {
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@ -306,8 +253,6 @@ static struct grep_expr *compile_pattern_or(struct grep_pat **list)
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struct grep_pat *p;
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struct grep_expr *x, *y, *z;
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looking_at("or", list);
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x = compile_pattern_and(list);
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p = *list;
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if (x && p && p->token != GREP_CLOSE_PAREN) {
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@ -325,8 +270,6 @@ static struct grep_expr *compile_pattern_or(struct grep_pat **list)
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static struct grep_expr *compile_pattern_expr(struct grep_pat **list)
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{
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looking_at("expr", list);
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return compile_pattern_or(list);
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}
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