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Removed the limit on macro contents lengths.

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git-svn-id: https://svn.code.sf.net/p/fteqw/code/branches/wip@3540 fc73d0e0-1445-4013-8a0c-d673dee63da5
This commit is contained in:
Spoike 2010-07-03 21:49:48 +00:00
parent 4d56e9ef50
commit 8c96747ad3
3 changed files with 30 additions and 102 deletions
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4
engine/qclib/qcc.h
View file

@ -60,7 +60,6 @@ extern int MAX_FUNCTIONS;
extern int MAX_CONSTANTS;
#define MAXCONSTANTLENGTH 64
#define MAXCONSTANTVALUELENGTH 1024
#define MAXCONSTANTPARAMLENGTH 32
#define MAXCONSTANTPARAMS 32
@ -406,7 +405,7 @@ extern QCC_pr_info_t pr;
typedef struct
{
char name[MAXCONSTANTLENGTH];
char value[MAXCONSTANTVALUELENGTH];
char *value;
char params[MAXCONSTANTPARAMS][MAXCONSTANTPARAMLENGTH];
int numparams;
pbool used;
@ -624,7 +623,6 @@ enum {
ERR_TOOMANYPAKFILES,
ERR_PRECOMPILERCONSTANTTOOLONG,
ERR_MACROTOOMANYPARMS,
ERR_CONSTANTTOOLONG,
ERR_TOOMANYFRAMEMACROS,
//limitations, some are imposed by compiler, some arn't.

122
engine/qclib/qcc_pr_lex.c
View file

@ -159,7 +159,7 @@ extern char qccmsourcedir[];
//also meant to include it.
void QCC_FindBestInclude(char *newfile, char *currentfile, char *rootpath)
{
char fullname[10248];
char fullname[1024];
char *stripfrom;
int doubledots;
@ -488,7 +488,7 @@ pbool QCC_PR_Precompiler(void)
else if (!strncmp(directive, "error", 5))
{
pr_file_p = directive+5;
for (a = 0; a < 1023 && pr_file_p[a] != '\n' && pr_file_p[a] != '\0'; a++)
for (a = 0; a < sizeof(msg)-1 && pr_file_p[a] != '\n' && pr_file_p[a] != '\0'; a++)
msg[a] = pr_file_p[a];
msg[a-1] = '\0';
@ -533,7 +533,7 @@ pbool QCC_PR_Precompiler(void)
else if (!strncmp(directive, "copyright", 9))
{
pr_file_p = directive+9;
for (a = 0; a < 1023 && pr_file_p[a] != '\n' && pr_file_p[a] != '\0'; a++)
for (a = 0; a < sizeof(msg)-1 && pr_file_p[a] != '\n' && pr_file_p[a] != '\0'; a++)
msg[a] = pr_file_p[a];
msg[a-1] = '\0';
@ -560,7 +560,7 @@ pbool QCC_PR_Precompiler(void)
ifmode = 1;
pr_file_p++;
}
for (a = 0; a < 1023 && pr_file_p[a] != '\n' && pr_file_p[a] != '\0'; a++)
for (a = 0; a < sizeof(msg)-1 && pr_file_p[a] != '\n' && pr_file_p[a] != '\0'; a++)
msg[a] = pr_file_p[a];
msg[a-1] = '\0';
@ -585,7 +585,7 @@ pbool QCC_PR_Precompiler(void)
pr_file_p++;
for (a = 0; a < 1023 && pr_file_p[a] != '\n' && pr_file_p[a] != '\0'; a++)
for (a = 0; a < sizeof(msg)-1 && pr_file_p[a] != '\n' && pr_file_p[a] != '\0'; a++)
msg[a] = pr_file_p[a];
msg[a-1] = '\0';
@ -624,7 +624,7 @@ pbool QCC_PR_Precompiler(void)
if (*pr_file_p == '\r')
pr_file_p++;
for (a = 0; a < 1023 && pr_file_p[a] != '\n' && pr_file_p[a] != '\0'; a++)
for (a = 0; a < sizeof(msg)-1 && pr_file_p[a] != '\n' && pr_file_p[a] != '\0'; a++)
msg[a] = pr_file_p[a];
msg[a-1] = '\0';
@ -699,7 +699,7 @@ pbool QCC_PR_Precompiler(void)
pr_file_p++;
for (a = 0; a < 1023 && pr_file_p[a] != '\n' && pr_file_p[a] != '\0'; a++)
for (a = 0; a < sizeof(msg)-1 && pr_file_p[a] != '\n' && pr_file_p[a] != '\0'; a++)
msg[a] = pr_file_p[a];
msg[a-1] = '\0';
@ -723,7 +723,7 @@ pbool QCC_PR_Precompiler(void)
pr_file_p++;
for (a = 0; a < 1023 && pr_file_p[a] != '\n' && pr_file_p[a] != '\0'; a++)
for (a = 0; a < sizeof(msg)-1 && pr_file_p[a] != '\n' && pr_file_p[a] != '\0'; a++)
msg[a] = pr_file_p[a];
msg[a-1] = '\0';
@ -1111,7 +1111,7 @@ void QCC_PR_LexString (void)
char *end, *cnst;
int texttype=0;
len = 0;
pr_file_p++;
do
@ -1929,38 +1929,6 @@ pbool QCC_PR_UndefineName(char *name)
Hash_Remove(&compconstantstable, name);
return true;
/*
a = c-CompilerConstant;
// for (a = 0; a < numCompilerConstants; a++)
{
// if (!STRCMP(name, CompilerConstant[a].name))
{
memmove(&CompilerConstant[a], &CompilerConstant[a+1], sizeof(CompilerConstant_t) * (numCompilerConstants-a));
numCompilerConstants--;
if (!STRCMP(name, "OP_NODUP"))
qccop_noduplicatestrings = false;
if (!STRCMP(name, "OP_COMP_ALL")) //group
{
QCC_PR_UndefineName("OP_COMP_STATEMENTS");
QCC_PR_UndefineName("OP_COMP_DEFS");
QCC_PR_UndefineName("OP_COMP_FIELDS");
QCC_PR_UndefineName("OP_COMP_FUNCTIONS");
QCC_PR_UndefineName("OP_COMP_STRINGS");
QCC_PR_UndefineName("OP_COMP_GLOBALS");
QCC_PR_UndefineName("OP_COMP_LINES");
QCC_PR_UndefineName("OP_COMP_TYPES");
}
return true;
}
}
// return false;
*/
}
CompilerConstant_t *QCC_PR_DefineName(char *name)
@ -1972,10 +1940,10 @@ CompilerConstant_t *QCC_PR_DefineName(char *name)
// QCC_PR_ParseError("Too many compiler constants - %i >= %i", numCompilerConstants, MAX_CONSTANTS);
if (strlen(name) >= MAXCONSTANTLENGTH || !*name)
QCC_PR_ParseError(ERR_CONSTANTTOOLONG, "Compiler constant name length is too long or short");
QCC_PR_ParseError(ERR_NAMETOOLONG, "Compiler constant name length is too long or short");
cnst = pHash_Get(&compconstantstable, name);
if (cnst )
if (cnst)
{
QCC_PR_ParseWarning(WARN_DUPLICATEDEFINITION, "Duplicate definition for Precompiler constant %s", name);
Hash_Remove(&compconstantstable, name);
@ -1987,57 +1955,12 @@ CompilerConstant_t *QCC_PR_DefineName(char *name)
cnst->numparams = 0;
strcpy(cnst->name, name);
cnst->namelen = strlen(name);
*cnst->value = '\0';
cnst->value = cnst->name + strlen(cnst->name);
for (i = 0; i < MAXCONSTANTPARAMS; i++)
cnst->params[i][0] = '\0';
pHash_Add(&compconstantstable, cnst->name, cnst, qccHunkAlloc(sizeof(bucket_t)));
if (!STRCMP(name, "OP_NODUP"))
opt_noduplicatestrings = true;
if (!STRCMP(name, "OP_TIME")) //group - optimize for a fast compiler
{
QCC_PR_UndefineName("OP_SIZE");
QCC_PR_UndefineName("OP_SPEED");
QCC_PR_UndefineName("OP_NODUP");
QCC_PR_UndefineName("OP_COMP_ALL");
}
if (!STRCMP(name, "OP_SPEED")) //group - optimize run speed
{
QCC_PR_UndefineName("OP_SIZE");
QCC_PR_UndefineName("OP_TIME");
// QCC_PR_UndefineName("OP_NODUP");
QCC_PR_UndefineName("OP_COMP_ALL");
}
if (!STRCMP(name, "OP_SIZE")) //group - produce small output.
{
QCC_PR_UndefineName("OP_SPEED");
QCC_PR_UndefineName("OP_TIME");
QCC_PR_DefineName("OP_NODUP");
QCC_PR_DefineName("OP_COMP_ALL");
}
if (!STRCMP(name, "OP_COMP_ALL")) //group - compress the output
{
QCC_PR_DefineName("OP_COMP_STATEMENTS");
QCC_PR_DefineName("OP_COMP_DEFS");
QCC_PR_DefineName("OP_COMP_FIELDS");
QCC_PR_DefineName("OP_COMP_FUNCTIONS");
QCC_PR_DefineName("OP_COMP_STRINGS");
QCC_PR_DefineName("OP_COMP_GLOBALS");
QCC_PR_DefineName("OP_COMP_LINES");
QCC_PR_DefineName("OP_COMP_TYPES");
}
return cnst;
}
@ -2053,6 +1976,8 @@ void QCC_PR_ConditionCompilation(void)
{
char *oldval;
char *d;
char *dbuf;
int dbuflen;
char *s;
int quote=false;
CompilerConstant_t *cnst;
@ -2103,11 +2028,21 @@ void QCC_PR_ConditionCompilation(void)
else cnst->numparams = -1;
s = pr_file_p;
d = cnst->value;
d = dbuf = NULL;
dbuflen = 0;
while(*s == ' ' || *s == '\t')
s++;
while(1)
{
if ((d - dbuf) + 2 >= dbuflen)
{
int len = d - dbuf;
dbuflen = (len+128) * 2;
dbuf = qccHunkAlloc(dbuflen);
memcpy(dbuf, d - len, len);
d = dbuf + len;
}
if( *s == '\\' )
{
// read over a newline if necessary
@ -2137,11 +2072,8 @@ void QCC_PR_ConditionCompilation(void)
s++;
}
*d = '\0';
d--;
while(*d<= ' ' && d >= cnst->value)
*d-- = '\0';
if (strlen(cnst->value) >= sizeof(cnst->value)) //this is too late.
QCC_PR_ParseError(ERR_CONSTANTTOOLONG, "Macro %s too long (%i not %i)", cnst->name, strlen(cnst->value), sizeof(cnst->value));
cnst->value = dbuf;
if (oldval)
{ //we always warn if it was already defined

6
engine/qclib/qccmain.c
View file

@ -2385,10 +2385,8 @@ void QCC_PR_CommandLinePrecompilerOptions (void)
cnst = QCC_PR_DefineName(name);
if (val)
{
if (strlen(val)+1 >= sizeof(cnst->value))
QCC_Error(ERR_PRECOMPILERCONSTANTTOOLONG, "Compiler constant value is too long\n");
strncpy(cnst->value, val, sizeof(cnst->value)-1);
cnst->value[sizeof(cnst->value)-1] = '\0';
cnst->value = qccHunkAlloc(strlen(val)+1);
memcpy(cnst->value, val, strlen(val)+1);
}
}