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2000-10-27 Pierre Muller <muller@ics.u-strasbg.fr>

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* p-exp.y (yylex): avoid problem with symbol name
	starting as a operator name.
This commit is contained in:
Pierre Muller 2000-12-01 10:40:10 +00:00
parent 76a0ddacc0
commit d3d6d17346
2 changed files with 27 additions and 16 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2000-10-27 Pierre Muller <muller@ics.u-strasbg.fr>
* p-exp.y (yylex): avoid problem with symbol name
starting as a operator name.
2000-11-30 Fernando Nasser <fnasser@redhat.com>
* linespec.h: New file. Declarations for linespec.c.

38
gdb/p-exp.y
View file

@ -942,30 +942,37 @@ yylex ()
char *uptokstart;
char *tokptr;
char *p;
int tempbufindex;
int explen, tempbufindex;
static char *tempbuf;
static int tempbufsize;
retry:
tokstart = lexptr;
explen = strlen (lexptr);
/* See if it is a special token of length 3. */
for (i = 0; i < sizeof tokentab3 / sizeof tokentab3[0]; i++)
if (STREQN (tokstart, tokentab3[i].operator, 3))
{
lexptr += 3;
yylval.opcode = tokentab3[i].opcode;
return tokentab3[i].token;
}
if (explen > 2)
for (i = 0; i < sizeof (tokentab3) / sizeof (tokentab3[0]); i++)
if (strnicmp (tokstart, tokentab3[i].operator, 3) == 0
&& (!isalpha (tokentab3[i].operator[0]) || explen == 3
|| (!isalpha (tokstart[3]) && !isdigit (tokstart[3]) && tokstart[3] != '_')))
{
lexptr += 3;
yylval.opcode = tokentab3[i].opcode;
return tokentab3[i].token;
}
/* See if it is a special token of length 2. */
for (i = 0; i < sizeof tokentab2 / sizeof tokentab2[0]; i++)
if (STREQN (tokstart, tokentab2[i].operator, 2))
{
lexptr += 2;
yylval.opcode = tokentab2[i].opcode;
return tokentab2[i].token;
}
if (explen > 1)
for (i = 0; i < sizeof (tokentab2) / sizeof (tokentab2[0]); i++)
if (strnicmp (tokstart, tokentab2[i].operator, 2) == 0
&& (!isalpha (tokentab2[i].operator[0]) || explen == 2
|| (!isalpha (tokstart[2]) && !isdigit (tokstart[2]) && tokstart[2] != '_')))
{
lexptr += 2;
yylval.opcode = tokentab2[i].opcode;
return tokentab2[i].token;
}
switch (c = *tokstart)
{
@ -1443,4 +1450,3 @@ yyerror (msg)
{
error ("A %s in expression, near `%s'.", (msg ? msg : "error"), lexptr);
}