summaryrefslogtreecommitdiff
path: root/extmod/re1.5/charclass.c
diff options
context:
space:
mode:
Diffstat (limited to 'extmod/re1.5/charclass.c')
-rw-r--r--extmod/re1.5/charclass.c33
1 files changed, 0 insertions, 33 deletions
diff --git a/extmod/re1.5/charclass.c b/extmod/re1.5/charclass.c
deleted file mode 100644
index 7f6388c93..000000000
--- a/extmod/re1.5/charclass.c
+++ /dev/null
@@ -1,33 +0,0 @@
-#include "re1.5.h"
-
-int _re1_5_classmatch(const char *pc, const char *sp)
-{
- // pc points to "cnt" byte after opcode
- int is_positive = (pc[-1] == Class);
- int cnt = *pc++;
- while (cnt--) {
- if (*sp >= *pc && *sp <= pc[1]) return is_positive;
- pc += 2;
- }
- return !is_positive;
-}
-
-int _re1_5_namedclassmatch(const char *pc, const char *sp)
-{
- // pc points to name of class
- int off = (*pc >> 5) & 1;
- if ((*pc | 0x20) == 'd') {
- if (!(*sp >= '0' && *sp <= '9')) {
- off ^= 1;
- }
- } else if ((*pc | 0x20) == 's') {
- if (!(*sp == ' ' || (*sp >= '\t' && *sp <= '\r'))) {
- off ^= 1;
- }
- } else { // w
- if (!((*sp >= 'A' && *sp <= 'Z') || (*sp >= 'a' && *sp <= 'z') || (*sp >= '0' && *sp <= '9') || *sp == '_')) {
- off ^= 1;
- }
- }
- return off;
-}