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re PR other/31567 (cc1, cc1plus, etc. don't support @file mechanism) 

PR 31567
	* gcc.c (create_at_file): New.
	(compile_input_file_p): New.
	(do_spec_1): Use @args files for %i. Use create_at_file for %o.
	* main.c (main): Update call to toplev_main.
	* toplev.c (toplev_main): Change signature. Call expandargv.
	* toplev.h (toplev_main): Change signature.

From-SVN: r146292
This commit is contained in:
Rafael Avila de Espindola 2009-04-17 21:11:46 +00:00 committed by Diego Novillo
parent 9eacf7a62a
commit 5a691e9862
5 changed files with 93 additions and 34 deletions
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10
gcc/ChangeLog
View File

@ -1,3 +1,13 @@
2009-04-17 Rafael Avila de Espindola <espindola@google.com>
PR 31567
* gcc.c (create_at_file): New.
(compile_input_file_p): New.
(do_spec_1): Use @args files for %i. Use create_at_file for %o.
* main.c (main): Update call to toplev_main.
* toplev.c (toplev_main): Change signature. Call expandargv.
* toplev.h (toplev_main): Change signature.
2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
* dwarf2out.c (field_byte_offset): Use the type size as the field size

105
gcc/gcc.c
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@ -4741,6 +4741,49 @@ spec_path (char *path, void *data)
return NULL;
}
/* Create a temporary FILE with the contents of ARGV. Add @FILE to the
argument list. */
static void
create_at_file (char **argv)
{
char *temp_file = make_temp_file ("");
char *at_argument = concat ("@", temp_file, NULL);
FILE *f = fopen (temp_file, "w");
int status;
if (f == NULL)
fatal ("could not open temporary response file %s",
temp_file);
status = writeargv (argv, f);
if (status)
fatal ("could not write to temporary response file %s",
temp_file);
status = fclose (f);
if (EOF == status)
fatal ("could not close temporary response file %s",
temp_file);
store_arg (at_argument, 0, 0);
record_temp_file (temp_file, !save_temps_flag, !save_temps_flag);
}
/* True if we should compile INFILE. */
static bool
compile_input_file_p (struct infile *infile)
{
if ((!infile->language) || (infile->language[0] != '*'))
if (infile->incompiler == input_file_compiler)
return true;
return false;
}
/* Process the sub-spec SPEC as a portion of a larger spec.
This is like processing a whole spec except that we do
not initialize at the beginning and we do not supply a
@ -5107,9 +5150,37 @@ do_spec_1 (const char *spec, int inswitch, const char *soft_matched_part)
case 'i':
if (combine_inputs)
{
for (i = 0; (int) i < n_infiles; i++)
if ((!infiles[i].language) || (infiles[i].language[0] != '*'))
if (infiles[i].incompiler == input_file_compiler)
if (at_file_supplied)
{
/* We are going to expand `%i' to `@FILE', where FILE
is a newly-created temporary filename. The filenames
that would usually be expanded in place of %o will be
written to the temporary file. */
char **argv;
int n_files = 0;
int j;
for (i = 0; i < n_infiles; i++)
if (compile_input_file_p (&infiles[i]))
n_files++;
argv = (char **) alloca (sizeof (char *) * (n_files + 1));
/* Copy the strings over. */
for (i = 0, j = 0; i < n_infiles; i++)
if (compile_input_file_p (&infiles[i]))
{
argv[j] = CONST_CAST (char *, infiles[i].name);
infiles[i].compiled = true;
j++;
}
argv[j] = NULL;
create_at_file (argv);
}
else
for (i = 0; (int) i < n_infiles; i++)
if (compile_input_file_p (&infiles[i]))
{
store_arg (infiles[i].name, 0, 0);
infiles[i].compiled = true;
@ -5187,14 +5258,8 @@ do_spec_1 (const char *spec, int inswitch, const char *soft_matched_part)
that would usually be expanded in place of %o will be
written to the temporary file. */
char *temp_file = make_temp_file ("");
char *at_argument;
char **argv;
int n_files, j, status;
FILE *f;
at_argument = concat ("@", temp_file, NULL);
store_arg (at_argument, 0, 0);
int n_files, j;
/* Convert OUTFILES into a form suitable for writeargv. */
@ -5213,25 +5278,7 @@ do_spec_1 (const char *spec, int inswitch, const char *soft_matched_part)
}
argv[j] = NULL;
f = fopen (temp_file, "w");
if (f == NULL)
fatal ("could not open temporary response file %s",
temp_file);
status = writeargv (argv, f);
if (status)
fatal ("could not write to temporary response file %s",
temp_file);
status = fclose (f);
if (EOF == status)
fatal ("could not close temporary response file %s",
temp_file);
record_temp_file (temp_file, !save_temps_flag, !save_temps_flag);
create_at_file (argv);
}
else
for (i = 0; i < max; i++)

2
gcc/main.c
View File

@ -32,5 +32,5 @@ int main (int argc, char **argv);
int
main (int argc, char **argv)
{
return toplev_main (argc, (const char **) argv);
return toplev_main (argc, argv);
}

8
gcc/toplev.c
View File

@ -2261,16 +2261,18 @@ do_compile (void)
It is not safe to call this function more than once. */
int
toplev_main (unsigned int argc, const char **argv)
toplev_main (int argc, char **argv)
{
save_argv = argv;
expandargv (&argc, &argv);
save_argv = (const char **) argv;
/* Initialization of GCC's environment, and diagnostics. */
general_init (argv[0]);
/* Parse the options and do minimal processing; basically just
enough to default flags appropriately. */
decode_options (argc, argv);
decode_options (argc, (const char **) argv);
init_local_tick ();

2
gcc/toplev.h
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@ -27,7 +27,7 @@ along with GCC; see the file COPYING3. If not see
#define skip_leading_substring(whole, part) \
(strncmp (whole, part, strlen (part)) ? NULL : whole + strlen (part))
extern int toplev_main (unsigned int, const char **);
extern int toplev_main (int, char **);
extern int read_integral_parameter (const char *, const char *, const int);
extern void strip_off_ending (char *, int);
extern const char *trim_filename (const char *);