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authorKeith Packard <keithp@keithp.com>2017-12-09 16:56:20 -0800
committerKeith Packard <keithp@keithp.com>2017-12-09 16:56:20 -0800
commit1133130986a78628ea297ce1f6a023baf4382d8f (patch)
tree18e8ebd7976b2a964e9a26690f63f66bb5f638da /src/scheme/ao_scheme.h
parent185b11367cd85948885fceafb5d46303b6f1356d (diff)
altos/scheme: Let readline know if there's a list in progress
This lets the interactive prompt change based on what state the lexer is in Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'src/scheme/ao_scheme.h')
-rw-r--r--src/scheme/ao_scheme.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/scheme/ao_scheme.h b/src/scheme/ao_scheme.h
index 4589f8a5..10518716 100644
--- a/src/scheme/ao_scheme.h
+++ b/src/scheme/ao_scheme.h
@@ -31,7 +31,7 @@
typedef uint16_t ao_poly;
typedef int16_t ao_signed_poly;
-#ifdef AO_SCHEME_SAVE
+#if AO_SCHEME_SAVE
struct ao_scheme_os_save {
ao_poly atoms;
@@ -77,6 +77,9 @@ extern uint8_t ao_scheme_const[AO_SCHEME_POOL_CONST] __attribute__((aligned(4)))
#ifndef AO_SCHEME_POOL
#define AO_SCHEME_POOL 3072
#endif
+#ifndef AO_SCHEME_POOL_EXTRA
+#define AO_SCHEME_POOL_EXTRA 0
+#endif
extern uint8_t ao_scheme_pool[AO_SCHEME_POOL + AO_SCHEME_POOL_EXTRA] __attribute__((aligned(4)));
#endif
@@ -745,6 +748,7 @@ char *
ao_scheme_args_name(uint8_t args);
/* read */
+extern int ao_scheme_read_list;
extern struct ao_scheme_cons *ao_scheme_read_cons;
extern struct ao_scheme_cons *ao_scheme_read_cons_tail;
extern struct ao_scheme_cons *ao_scheme_read_stack;