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hush: refactor reserved_word() 

Save indentation level for easier readability.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer 2013-11-12 10:39:33 +01:00
parent b763f01728
commit f5923be4c6
1 changed files with 35 additions and 35 deletions
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70
common/hush.c
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@ -1201,52 +1201,52 @@ static int reserved_word(o_string *dest, struct p_context *ctx)
for (i = 0; i < ARRAY_SIZE(reserved_list); i++) {
r = &reserved_list[i];
if (strcmp(dest->data, r->literal) == 0) {
if (strcmp(dest->data, r->literal))
continue;
debug("found reserved word %s, code %d\n",r->literal,r->code);
debug("found reserved word %s, code %d\n",r->literal,r->code);
if (r->flag & FLAG_START) {
struct p_context *new = xmalloc(sizeof(struct p_context));
if (r->flag & FLAG_START) {
struct p_context *new = xmalloc(sizeof(struct p_context));
debug("push stack\n");
debug("push stack\n");
if (ctx->w == RES_IN || ctx->w == RES_FOR) {
syntax();
free(new);
ctx->w = RES_SNTX;
b_reset(dest);
return 1;
}
*new = *ctx; /* physical copy */
initialize_context(ctx);
ctx->stack = new;
} else if (ctx->w == RES_NONE || !(ctx->old_flag & (1 << r->code))) {
syntax_unexpected_token(r->literal);
if (ctx->w == RES_IN || ctx->w == RES_FOR) {
syntax();
free(new);
ctx->w = RES_SNTX;
b_reset(dest);
return 1;
}
ctx->w = r->code;
ctx->old_flag = r->flag;
if (ctx->old_flag & FLAG_END) {
struct p_context *old;
debug("pop stack\n");
done_pipe(ctx,PIPE_SEQ);
old = ctx->stack;
old->child->group = ctx->list_head;
*ctx = *old; /* physical copy */
free(old);
}
*new = *ctx; /* physical copy */
initialize_context(ctx);
ctx->stack = new;
} else if (ctx->w == RES_NONE || !(ctx->old_flag & (1 << r->code))) {
syntax_unexpected_token(r->literal);
ctx->w = RES_SNTX;
b_reset(dest);
return 1;
}
ctx->w = r->code;
ctx->old_flag = r->flag;
if (ctx->old_flag & FLAG_END) {
struct p_context *old;
debug("pop stack\n");
done_pipe(ctx,PIPE_SEQ);
old = ctx->stack;
old->child->group = ctx->list_head;
*ctx = *old; /* physical copy */
free(old);
}
b_reset(dest);
return 1;
}
return 0;