(do_include): Diagnose #import and #include_next if pedantic and if not in a system header.

(do_include): Diagnose #import and #include_next if pedantic and if
not in a system header.
(do_warning): #warning now causes an error if -pedantic-errors is
given; this is needed since #warning isn't ANSI.

From-SVN: r13887
This commit is contained in:
Richard Kenner 1997-04-13 14:30:13 -04:00
parent 31418d3513
commit cfb3ee16db
2 changed files with 22 additions and 2 deletions

View File

@ -4220,6 +4220,14 @@ do_include (buf, limit, op, keyword)
char *pcfbuflimit;
int pcfnum;
if (pedantic && !instack[indepth].system_header_p)
{
if (importing)
pedwarn ("ANSI C does not allow `#import'");
if (skip_dirs)
pedwarn ("ANSI C does not allow `#include_next'");
}
if (importing && warn_import && !inhibit_warnings
&& !instack[indepth].system_header_p && !import_warning) {
import_warning = 1;
@ -6752,7 +6760,9 @@ do_warning (buf, limit, op, keyword)
bcopy ((char *) buf, (char *) copy, length);
copy[length] = 0;
SKIP_WHITE_SPACE (copy);
warning ("#warning %s", copy);
/* Use `pedwarn' not `warning', because #warning isn't in the C Standard;
if -pedantic-errors is given, #warning should cause an error. */
pedwarn ("#warning %s", copy);
return 0;
}

View File

@ -3112,6 +3112,14 @@ do_include (pfile, keyword, unused1, unused2)
int pcfnum;
f= -1; /* JF we iz paranoid! */
if (CPP_PEDANTIC (pfile) && !CPP_BUFFER (pfile)->system_header_p)
{
if (importing)
cpp_pedwarn (pfile, "ANSI C does not allow `#import'");
if (skip_dirs)
cpp_pedwarn (pfile, "ANSI C does not allow `#include_next'");
}
if (importing && CPP_OPTIONS (pfile)->warn_import
&& !CPP_OPTIONS (pfile)->inhibit_warnings
&& !CPP_BUFFER (pfile)->system_header_p && !pfile->import_warning)
@ -3905,7 +3913,9 @@ do_warning (pfile, keyword, buf, limit)
bcopy (buf, copy, length);
copy[length] = 0;
SKIP_WHITE_SPACE (copy);
cpp_warning (pfile, "#warning %s", copy);
/* Use `pedwarn' not `warning', because #warning isn't in the C Standard;
if -pedantic-errors is given, #warning should cause an error. */
cpp_pedwarn (pfile, "#warning %s", copy);
return 0;
}