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Fix escaping by remembering state, allows "\\" to be used as text. 

Thanks to rephorm for hints, dj2 and mekius for review.


SVN revision: 30769
This commit is contained in:
Gustavo Sverzut Barbieri 2007-07-11 20:47:28 +00:00
parent 0e45d25776
commit 233ecdf481
1 changed files with 16 additions and 8 deletions
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24
legacy/edje/src/bin/edje_cc_parse.c
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@ -165,6 +165,7 @@ next_token(char *p, char *end, char **new_p, int *delim)
int in_comment_cpp = 0;
int in_comment_sa = 0;
int had_quote = 0;
int is_escaped = 0;
char *cpp_token_line = NULL;
char *cpp_token_file = NULL;
@ -255,15 +256,19 @@ next_token(char *p, char *end, char **new_p, int *delim)
{
if (in_quote)
{
if (((*p) == '"') && (*(p - 1) != '\\'))
if ((*p) == '\\')
is_escaped = !is_escaped;
else if (((*p) == '"') && (!is_escaped))
{
in_quote = 0;
had_quote = 1;
}
else if (is_escaped)
is_escaped = 0;
}
else if (in_parens)
{
if (((*p) == ')') && (*(p - 1) != '\\'))
if (((*p) == ')') && (!is_escaped))
in_parens--;
}
else
@ -307,15 +312,15 @@ next_token(char *p, char *end, char **new_p, int *delim)
tok = mem_alloc(tok_end - tok_start + 2);
strncpy(tok, tok_start, tok_end - tok_start + 1);
tok[tok_end - tok_start + 1] = 0;
if (had_quote)
{
is_escaped = 0;
p = tok;
while (*p)
{
if ((*p == '\"') &&
((p == tok) || ((p > tok) && (*(p - 1) != '\\'))))
if ((*p == '\"') && (!is_escaped))
{
memmove(p, p + 1, strlen(p));
}
@ -332,11 +337,14 @@ next_token(char *p, char *end, char **new_p, int *delim)
else if (*p == '\\')
{
memmove(p, p + 1, strlen(p));
p++;
if (*p == '\\') p++;
else is_escaped = 1;
}
else
p++;
{
if (is_escaped) is_escaped = 0;
p++;
}
}
}
else if (tok && *tok == '(')