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now we only fail 416 ipv 1664 tests of ifs.sh

This commit is contained in:
tg 2011-05-29 05:13:12 +00:00
parent 2cfc3e5c3d
commit b510e8bf21
1 changed files with 52 additions and 19 deletions
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71
funcs.c
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@ -38,7 +38,7 @@
#endif
#endif
__RCSID("$MirOS: src/bin/mksh/funcs.c,v 1.187 2011/05/29 02:18:51 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/funcs.c,v 1.188 2011/05/29 05:13:12 tg Exp $");
#if HAVE_KILLPG
/*
@ -1761,9 +1761,9 @@ c_read(const char **wp)
{
#define is_ifsws(c) (ctype((c), C_IFS) && ctype((c), C_IFSWS))
static char REPLY[] = "REPLY";
int c, fd = 0, rv = 0;
int c, fd = 0, rv = 0, lastparm = 0;
bool savehist = false, intoarray = false, aschars = false;
bool rawmode = false, expanding = false, lastparm = false;
bool rawmode = false, expanding = false;
enum { LINES, BYTES, UPTO, READALL } readmode = LINES;
char delim = '\n';
size_t bytesleft = 128, bytesread;
@ -1771,6 +1771,7 @@ c_read(const char **wp)
char *cp, *allocd = NULL, *xp;
const char *ccp;
XString xs;
ptrdiff_t xsave = 0;
struct termios tios;
bool restore_tios = false;
#if HAVE_SELECT
@ -2027,6 +2028,17 @@ c_read(const char **wp)
/* counter for array index */
c = 0;
}
if (!aschars) {
/* skip initial IFS whitespace */
while (bytesread && is_ifsws(*ccp)) {
++ccp;
--bytesread;
}
/* trim trailing IFS whitespace */
while (bytesread && is_ifsws(ccp[bytesread - 1])) {
--bytesread;
}
}
c_read_splitloop:
xp = Xstring(xs, xp);
/* generate next word */
@ -2054,37 +2066,58 @@ c_read(const char **wp)
}
if (!intoarray && wp[1] == NULL)
lastparm = true;
lastparm = 1;
/* skip initial IFS whitespace */
while (is_ifsws(*ccp)) {
++ccp;
--bytesread;
}
c_read_splitlast:
/* copy until IFS character */
while (bytesread) {
char ch;
ch = *ccp++;
--bytesread;
ch = *ccp;
if (expanding) {
expanding = false;
goto c_read_splitcopy;
} else if (ctype(ch, C_IFS)) {
if (!lastparm)
break;
/* last parameter, copy all */
break;
} else if (!rawmode && ch == '\\') {
expanding = true;
continue;
} else {
c_read_splitcopy:
Xcheck(xs, xp);
Xput(xs, xp, ch);
}
++ccp;
--bytesread;
}
xsave = Xsavepos(xs, xp);
/* copy word delimiter: IFSWS+IFS,IFSWS */
while (bytesread) {
char ch;
ch = *ccp;
if (!ctype(ch, C_IFS))
break;
Xcheck(xs, xp);
Xput(xs, xp, ch);
++ccp;
--bytesread;
if (!ctype(ch, C_IFSWS))
break;
}
if (lastparm) {
/* remove trailing IFS whitespace */
while (Xlength(xs, xp) && is_ifsws(xp[-1]))
--xp;
while (bytesread && is_ifsws(*ccp)) {
Xcheck(xs, xp);
Xput(xs, xp, *ccp);
++ccp;
--bytesread;
}
/* if no more parameters, rinse and repeat */
if (lastparm && bytesread) {
++lastparm;
goto c_read_splitlast;
}
/* get rid of the delimiter unless we pack the rest */
if (lastparm < 2)
xp = Xrestpos(xs, xp, xsave);
c_read_gotword:
Xput(xs, xp, '\0');
if (intoarray) {