diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/parser.c | 5 | ||||
| -rw-r--r-- | src/parser.h | 1 |
2 files changed, 5 insertions, 1 deletions
diff --git a/src/parser.c b/src/parser.c index a47022e..fc9af07 100644 --- a/src/parser.c +++ b/src/parser.c @@ -1262,7 +1262,8 @@ varname: do { STPUTC(c, out); c = pgetc_eatbnl(); - } while (!subtype && is_digit(c)); + } while ((subtype <= 0 || subtype >= VSLENGTH) && + is_digit(c)); } else if (c != '}') { int cc = c; @@ -1322,6 +1323,8 @@ varname: break; } } else { + if (subtype == VSLENGTH && c != '}') + subtype = 0; badsub: pungetc(); } diff --git a/src/parser.h b/src/parser.h index 524ac1c..7d2749b 100644 --- a/src/parser.h +++ b/src/parser.h @@ -62,6 +62,7 @@ #define VSTRIMLEFT 0x8 /* ${var#pattern} */ #define VSTRIMLEFTMAX 0x9 /* ${var##pattern} */ #define VSLENGTH 0xa /* ${#var} */ +/* VSLENGTH must come last. */ /* values of checkkwd variable */ #define CHKALIAS 0x1 |