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Formerly read.c.~34~

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This commit is contained in:
Roland McGrath 1992-08-27 23:53:17 +00:00
parent 5aa595c99b
commit e30c4023e1
1 changed files with 29 additions and 13 deletions
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42
read.c
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@ -455,29 +455,45 @@ read_makefile (filename, type)
{
/* We have found an `include' line specifying a nested
makefile to be read at this point. */
struct conditionals *save = conditionals;
struct conditionals new_conditionals;
struct conditionals *save, new_conditionals;
struct nameseq *files;
p = allocated_variable_expand (next_token (p + 8));
if (*p == '\0')
{
makefile_error (filename, lineno, "no filename for `include'");
makefile_error (filename, lineno, "no file name for `include'");
continue;
}
p2 = end_of_token (p);
if (*p2 != '\0')
{
*p2++ = '\0';
if (*next_token (p2) != '\0')
makefile_error (filename, lineno,
"extraneous text after `include'");
}
/* Parse the list of file names. */
p2 = p;
files = multi_glob (parse_file_seq (&p2, '\0',
sizeof (struct nameseq), 1),
sizeof (struct nameseq));
free (p);
/* Save the state of conditionals and start
the included makefile with a clean slate. */
save = conditionals;
bzero ((char *) &new_conditionals, sizeof new_conditionals);
conditionals = &new_conditionals;
/* Record the rules that are waiting so they will determine
the default goal before those in the included makefile. */
record_waiting_files ();
read_makefile (p, 2);
free (p);
/* Read each included makefile. */
while (files != 0)
{
struct nameseq *next = files->next;
char *name = files->name;
free (files);
files = next;
read_makefile (name, 2);
}
/* Restore state. */
conditionals = save;
reading_filename = filename;
reading_lineno_ptr = &lineno;