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Emit #line directives.

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This commit is contained in:
Bruno Haible
2003-01-24 12:37:00 +00:00
parent a9916548fa
commit 2059095a04
7 changed files with 56 additions and 5 deletions
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27
src/input.cc
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@@ -187,11 +187,14 @@ Input::read_input ()
_verbatim_declarations_end = NULL;
_verbatim_declarations_lineno = 0;
_struct_decl = NULL;
_struct_decl_lineno = 0;
_return_type = NULL;
_struct_tag = NULL;
{
unsigned int lineno = 1;
char *struct_decl = NULL;
unsigned int *struct_decl_linenos = NULL;
unsigned int struct_decl_linecount = 0;
for (const char *p = declarations; p < declarations_end; )
{
const char *line_end;
@@ -282,6 +285,18 @@ Input::read_input ()
if (struct_decl)
delete[] struct_decl;
struct_decl = new_struct_decl;
/* Append the lineno to struct_decl_linenos. */
unsigned int *new_struct_decl_linenos =
new unsigned int[struct_decl_linecount + 1];
if (struct_decl_linecount > 0)
memcpy (new_struct_decl_linenos, struct_decl_linenos,
struct_decl_linecount * sizeof (unsigned int));
new_struct_decl_linenos[struct_decl_linecount] = lineno;
if (struct_decl_linenos)
delete[] struct_decl_linenos;
struct_decl_linenos = new_struct_decl_linenos;
/* Increment struct_decl_linecount. */
struct_decl_linecount++;
}
lineno++;
p = line_end;
@@ -301,8 +316,13 @@ Input::read_input ()
/* Drop leading whitespace. */
{
char *p = struct_decl;
unsigned int *l = struct_decl_linenos;
while (p[0] == '\n' || p[0] == ' ' || p[0] == '\t')
p++;
{
if (p[0] == '\n')
l++;
p++;
}
if (p != struct_decl)
{
size_t len = strlen (p);
@@ -311,6 +331,7 @@ Input::read_input ()
delete[] struct_decl;
struct_decl = new_struct_decl;
}
_struct_decl_lineno = *l;
}
/* Drop trailing whitespace. */
for (char *p = struct_decl + strlen (struct_decl); p > struct_decl;)
@@ -364,6 +385,9 @@ Input::read_input ()
return_type[struct_tag_length + 2] = '\0';
_return_type = return_type;
}
if (struct_decl_linenos)
delete[] struct_decl_linenos;
}
/* Parse the keywords section. */
@@ -579,6 +603,7 @@ Input::read_input ()
/* Allocate Keyword and add it to the list. */
Keyword *new_kw = _factory->create_keyword (keyword, keyword_length,
rest);
new_kw->_lineno = lineno;
*list_tail = new Keyword_List (new_kw);
list_tail = &(*list_tail)->rest();
}