diff options
Diffstat (limited to 'shell')
| -rw-r--r-- | shell/ash.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/shell/ash.c b/shell/ash.c index 16783f2..74b1c3a 100644 --- a/shell/ash.c +++ b/shell/ash.c @@ -6267,7 +6267,7 @@ varunset(const char *end, const char *var, const char *umsg, int varflags) #if ENABLE_ASH_BASH_COMPAT static char * -parse_sub_pattern(char *arg, int inquotes) +parse_sub_pattern(char *arg, int varflags) { char *idx, *repl = NULL; unsigned char c; @@ -6285,7 +6285,7 @@ parse_sub_pattern(char *arg, int inquotes) } } *idx++ = c; - if (!inquotes && c == '\\' && arg[1] == '\\') + if (!(varflags & VSQUOTE) && c == '\\' && arg[1] == '\\') arg++; /* skip both \\, not just first one */ arg++; } @@ -6427,7 +6427,7 @@ subevalvar(char *p, char *varname, int strloc, int subtype, char *idx, *end; if (!repl) { - repl = parse_sub_pattern(str, varflags & VSQUOTE); + repl = parse_sub_pattern(str, varflags); //bb_error_msg("repl:'%s'", repl); if (!repl) repl = nullstr; @@ -6496,12 +6496,11 @@ subevalvar(char *p, char *varname, int strloc, int subtype, } if (subtype == VSREPLACE) { + //bb_error_msg("tail:'%s', quotes:%x", idx, quotes); while (*idx) { char *restart_detect = stackblock(); - if (quotes && *idx == '\\') { - STPUTC(CTLESC, expdest); - len++; - } + if (quotes && (unsigned char)*idx == CTLESC) + idx++; STPUTC(*idx, expdest); if (stackblock() != restart_detect) goto restart; |