d/freebsd-nq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

sh: Remove redundant CTLQUOTEMARK checks.

Browse Source 
With the new expand.c code, the intermediate representation passed to the
pathname generation code only contains CTLESC, not CTLQUOTEMARK.

CTLQUOTEMARK now only occurs in the text of NARG nodes (output of the
parser).
This commit is contained in:
Jilles Tjoelker 2015-12-31 20:15:57 +00:00
parent f1aba489c1
commit bc57b4d469
1 changed files with 2 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
bin/sh/expand.c
View File

@ -1018,7 +1018,7 @@ static char expdir[PATH_MAX];
/*
* Perform pathname generation and remove control characters.
* At this point, the only control characters should be CTLESC and CTLQUOTEMARK.
* At this point, the only control characters should be CTLESC.
* The results are stored in the list dstlist.
*/
static void
@ -1083,8 +1083,6 @@ expmeta(char *enddir, char *name, struct arglist *arglist)
if (*q == '!' || *q == '^')
q++;
for (;;) {
while (*q == CTLQUOTEMARK)
q++;
if (*q == CTLESC)
q++;
if (*q == '/' || *q == '\0')
@ -1096,8 +1094,6 @@ expmeta(char *enddir, char *name, struct arglist *arglist)
}
} else if (*p == '\0')
break;
else if (*p == CTLQUOTEMARK)
continue;
else {
if (*p == CTLESC)
esc++;
@ -1112,8 +1108,6 @@ expmeta(char *enddir, char *name, struct arglist *arglist)
if (enddir != expdir)
metaflag++;
for (p = name ; ; p++) {
if (*p == CTLQUOTEMARK)
continue;
if (*p == CTLESC)
p++;
*enddir++ = *p;
@ -1130,8 +1124,6 @@ expmeta(char *enddir, char *name, struct arglist *arglist)
if (start != name) {
p = name;
while (p < start) {
while (*p == CTLQUOTEMARK)
p++;
if (*p == CTLESC)
p++;
*enddir++ = *p++;
@ -1160,8 +1152,6 @@ expmeta(char *enddir, char *name, struct arglist *arglist)
}
matchdot = 0;
p = start;
while (*p == CTLQUOTEMARK)
p++;
if (*p == CTLESC)
p++;
if (*p == '.')
@ -1280,8 +1270,6 @@ patmatch(const char *pattern, const char *string)
if (*q++ != *p++)
goto backtrack;
break;
case CTLQUOTEMARK:
continue;
case '?':
if (*q == '\0')
return 0;
@ -1298,7 +1286,7 @@ patmatch(const char *pattern, const char *string)
break;
case '*':
c = *p;
while (c == CTLQUOTEMARK || c == '*')
while (c == '*')
c = *++p;
/*
* If the pattern ends here, we know the string
@ -1342,8 +1330,6 @@ patmatch(const char *pattern, const char *string)
c = '[';
goto dft;
}
if (c == CTLQUOTEMARK)
continue;
if (c == '[' && *p == ':') {
found |= match_charclass(p, chr, &end);
if (end != NULL)
@ -1360,8 +1346,6 @@ patmatch(const char *pattern, const char *string)
wc = (unsigned char)c;
if (*p == '-' && p[1] != ']') {
p++;
while (*p == CTLQUOTEMARK)
p++;
if (*p == CTLESC)
p++;
if (localeisutf8) {