Trailing-Edge
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PDP-10 Archives
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SRI_NIC_PERM_FS_1_19910112
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c/kcc/tprepa.c
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#include <c-env.h>
#if 1
/* Should include this */
#if 0
/* Should NOT include this! */
#endif /* To test nesting */
/* Should include this */
#else
/* Should NOT include this! */
#endif /* OK, end of test */
#define foo() null arg list
foo /* Should complain */
foo() /* Should be OK */
foo(arg) /* Should complain */
#if 0 /* Test whether expansion rescan can trigger macro cmd */
#define INCL #include <nosuchfile.h>
INCL
#define EXP(a,b) a :::: b
EXP(testing 1st arg value
#include <morebadfile.h>, (Second arg
goes here))
#endif
#if 0 /* Test CARM example from 3.3.6 p.39 */
conc/* comment */test
#define INC CARM test
#define TAB is ok
#define INCTAB CARM_test_is_NOT_ok
#define CONC(x,y) x/**/y
CONC(INC,TAB)
#endif
#if 0 /* Test of #if without anything else */
#if
1
This stuff should not appear.
#endif
#endif
#if 0 /* Check out #line */
#line 100
#barfo /* Trigger error to see what KCC thinks context is */
#line 123 "foofile"
#barfo /* Trigger error to see what KCC thinks context is */
#line
456 "barfile"
*#barfo /* Trigger error to see what KCC thinks context is */
#endif
#if 0 /* include-file error test */
#include this-is-a-garbage-name
#include <this is an unterminated name
#include "this is a very long filename xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx barf"
#include <this>is>a>multics>filename> /* See what happens */
#include "this"is"a"filename"with"garbage"afterwards"/* comment */ garbage
#define FOOFILE "macro.h"
#include FOOFILE /* Trying a macro */
#endif
#if 0 /* Macro expansion depth error test */
#define recurse(a) recurse(a)+1
recurse(foo);
#endif
#if 0 /* Macro redefinition error checks */
#define FOO 10
#define FOO 100 /* complain */
#define FOO() 100 /* complain */
#define FOO(a) 100 /* complain */
#define FOO(a) 100 /* don't complain */
#define defined This should complain.
#endif
/* elif testing */
#if SYS_ITS
int its;
#elif SYS_T20
int t20;
#endif
#else
ignore this;
#endif
#elif 1
int usethis;
#endif
/* Test of "defined" */
#if SYS_T20 && defined(SYS_ITS)
int yestoo;
#endif
#if SYS_T20 && defined FOO
int nope;
#endif
#include <stdio.h>
main(argc,argv)
char *argv[];
{ register int i;
register char *cp;
for(i = 1; i < argc; ++i)
printf("%s ", argv[i]);
}