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go
golang
Commits
f9c58c25
Commit
f9c58c25
authored
Jun 09, 2008
by
Ken Thompson
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more nihan
SVN=121622
parent
9abf9e8a
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Showing
2 changed files
with
16 additions
and
11 deletions
+16
-11
go.h
src/cmd/gc/go.h
+1
-1
lex.c
src/cmd/gc/lex.c
+15
-10
No files found.
src/cmd/gc/go.h
View file @
f9c58c25
...
...
@@ -387,7 +387,7 @@ void lexinit(void);
char
*
lexname
(
int
);
long
getr
(
void
);
int
getnsc
(
void
);
int
escchar
(
int
,
vlong
*
);
int
escchar
(
int
,
int
*
,
vlong
*
);
int
getc
(
void
);
void
ungetc
(
int
);
void
mkpackage
(
char
*
);
...
...
src/cmd/gc/lex.c
View file @
f9c58c25
...
...
@@ -175,6 +175,7 @@ yylex(void)
vlong
v
;
char
*
cp
;
Rune
rune
;
int
escflag
;
Sym
*
s
;
l0:
...
...
@@ -224,19 +225,19 @@ l0:
caseq:
for
(;;)
{
if
(
escchar
(
'"'
,
&
v
))
if
(
escchar
(
'"'
,
&
escflag
,
&
v
))
break
;
if
(
v
>=
Runeself
)
{
if
(
escflag
||
v
<
Runeself
)
{
cp
=
remal
(
cp
,
c1
,
1
);
cp
[
c1
++
]
=
v
;
}
else
{
// botch - this limits size of runes
rune
=
v
;
c
=
runelen
(
rune
);
cp
=
remal
(
cp
,
c1
,
c
);
runetochar
(
cp
+
c1
,
&
rune
);
c1
+=
c
;
continue
;
}
cp
=
remal
(
cp
,
c1
,
1
);
cp
[
c1
++
]
=
v
;
}
goto
catem
;
...
...
@@ -281,9 +282,9 @@ l0:
case
'\''
:
/* '.' */
if
(
escchar
(
'\''
,
&
v
))
if
(
escchar
(
'\''
,
&
escflag
,
&
v
))
v
=
'\''
;
// allow '''
if
(
!
escchar
(
'\''
,
&
v
))
{
if
(
!
escchar
(
'\''
,
&
escflag
,
&
v
))
{
yyerror
(
"missing '"
);
ungetc
(
v
);
}
...
...
@@ -695,12 +696,13 @@ getnsc(void)
int
escchar
(
int
e
,
vlong
*
val
)
escchar
(
int
e
,
int
*
escflg
,
vlong
*
val
)
{
int
i
;
long
c
;
int
i
,
c
;
vlong
l
;
*
escflg
=
0
;
loop:
c
=
getr
();
if
(
c
==
'\n'
)
{
...
...
@@ -720,6 +722,7 @@ loop:
goto
loop
;
case
'x'
:
*
escflg
=
1
;
// it's a byte
i
=
2
;
goto
hex
;
...
...
@@ -739,6 +742,7 @@ loop:
case
'5'
:
case
'6'
:
case
'7'
:
*
escflg
=
1
;
// it's a byte
goto
oct
;
case
'a'
:
c
=
'\a'
;
break
;
...
...
@@ -793,6 +797,7 @@ oct:
}
if
(
l
>
255
)
warn
(
"oct escape value > 255: %d"
,
l
);
*
val
=
l
;
return
0
;
}
...
...
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