#include "config.h"
#include <stdio.h>
#include "flags.h"
#include "tree.h"
int flag_no_mach_text_sections = 0;
#define OPT_STRCMP(opt) (!strncmp (opt, p, sizeof (opt)-1))
static int pragma_initialized;
static int initial_optimize_flag;
extern char *get_directive_line ();
int
handle_pragma (p_getc, p_ungetc, pname)
int (* p_getc) PROTO ((void));
void (* p_ungetc) PROTO ((int));
char * pname;
{
int retval = 0;
if (!pragma_initialized)
{
pragma_initialized = 1;
initial_optimize_flag = optimize;
}
if (strcmp (pname, "CC_OPT_ON") == 0)
{
optimize = 1, obey_regdecls = 0;
warning ("optimization turned on");
retval = 1;
}
else if (strcmp (pname, "CC_OPT_OFF") == 0)
{
optimize = 0, obey_regdecls = 1;
warning ("optimization turned off");
retval = 1;
}
else if (strcmp (pname, "CC_OPT_RESTORE") == 0)
{
extern int initial_optimize_flag;
if (optimize != initial_optimize_flag)
{
if (initial_optimize_flag)
obey_regdecls = 0;
else
obey_regdecls = 1;
optimize = initial_optimize_flag;
}
warning ("optimization level restored");
retval = 1;
}
else if (strcmp (pname, "CC_WRITABLE_STRINGS") == 0)
flag_writable_strings = retval = 1;
else if (strcmp (pname, "CC_NON_WRITABLE_STRINGS") == 0)
flag_writable_strings = 0, retval = 1;
else if (strcmp (pname, "CC_NO_MACH_TEXT_SECTIONS") == 0)
flag_no_mach_text_sections = retval = 1;
return retval;
}