static void
vcc_Function(struct vcc *tl)
{
int m, i;
vcc_NextToken(tl);
ExpectErr(tl, ID);
m = IsMethod(tl->t);
if (m != -1) {
assert(m < VCL_MET_MAX);
tl->fb = tl->fm[m];
if (tl->mprocs[m] == NULL) {
(void)vcc_AddDef(tl, tl->t, SYM_SUB);
vcc_AddRef(tl, tl->t, SYM_SUB);
tl->mprocs[m] = vcc_AddProc(tl, tl->t);
}
tl->curproc = tl->mprocs[m];
Fb(tl, 1, " /* ... from ");
vcc_Coord(tl, tl->fb, NULL);
Fb(tl, 0, " */\n");
} else {
tl->fb = tl->fc;
i = vcc_AddDef(tl, tl->t, SYM_SUB);
if (i > 1) {
VSB_printf(tl->sb,
"Function %.*s redefined\n", PF(tl->t));
vcc_ErrWhere(tl, tl->t);
return;
}
tl->curproc = vcc_AddProc(tl, tl->t);
Fh(tl, 0, "static int VGC_function_%.*s (struct sess *sp);\n",
PF(tl->t));
Fc(tl, 1, "\nstatic int\n");
Fc(tl, 1, "VGC_function_%.*s (struct sess *sp)\n", PF(tl->t));
}
vcc_NextToken(tl);
tl->indent += INDENT;
Fb(tl, 1, "{\n");
L(tl, vcc_Compound(tl));
if (m == -1) {
/*
* non-method subroutines must have an explicit non-action
* return in case they just fall through the bottom.
*/
Fb(tl, 1, " return(0);\n");
}
Fb(tl, 1, "}\n");
tl->indent -= INDENT;
tl->fb = NULL;
tl->curproc = NULL;
}
void
vcc_ParseProbe(struct vcc *tl)
{
struct token *t_probe;
int i;
vcc_NextToken(tl); /* ID: probe */
vcc_ExpectCid(tl); /* ID: name */
ERRCHK(tl);
t_probe = tl->t;
vcc_NextToken(tl);
i = vcc_AddDef(tl, t_probe, SYM_PROBE);
if (i > 1) {
VSB_printf(tl->sb, "Probe %.*s redefined\n", PF(t_probe));
vcc_ErrWhere(tl, t_probe);
}
Fh(tl, 0, "\n#define vgc_probe_%.*s\tvgc_probe__%d\n",
PF(t_probe), tl->nprobe);
vcc_ParseProbeSpec(tl);
}
static void
vcc_ParseFunction(struct vcc *tl)
{
int m, i;
vcc_NextToken(tl);
vcc_ExpectCid(tl, "function");
ERRCHK(tl);
m = IsMethod(tl->t);
if (m == -2) {
VSB_printf(tl->sb,
"VCL sub's named 'vcl*' are reserved names.\n");
vcc_ErrWhere(tl, tl->t);
VSB_printf(tl->sb, "Valid vcl_* methods are:\n");
for (i = 1; method_tab[i].name != NULL; i++)
VSB_printf(tl->sb, "\t%s\n", method_tab[i].name);
return;
} else if (m != -1) {
assert(m < VCL_MET_MAX);
tl->fb = tl->fm[m];
if (tl->mprocs[m] == NULL) {
(void)vcc_AddDef(tl, tl->t, SYM_SUB);
vcc_AddRef(tl, tl->t, SYM_SUB);
tl->mprocs[m] = vcc_AddProc(tl, tl->t);
}
tl->curproc = tl->mprocs[m];
Fb(tl, 1, " /* ... from ");
vcc_Coord(tl, tl->fb, NULL);
Fb(tl, 0, " */\n");
} else {
tl->fb = tl->fc;
i = vcc_AddDef(tl, tl->t, SYM_SUB);
if (i > 1) {
VSB_printf(tl->sb,
"Function '%.*s' redefined\n", PF(tl->t));
vcc_ErrWhere(tl, tl->t);
return;
}
tl->curproc = vcc_AddProc(tl, tl->t);
Fh(tl, 0, "int VGC_function_%.*s "
"(VRT_CTX);\n", PF(tl->t));
Fc(tl, 1, "\nint __match_proto__(vcl_func_t)\n");
Fc(tl, 1, "VGC_function_%.*s(VRT_CTX)\n",
PF(tl->t));
}
vcc_NextToken(tl);
tl->indent += INDENT;
Fb(tl, 1, "{\n");
L(tl, vcc_Compound(tl));
if (m == -1) {
/*
* non-method subroutines must have an explicit non-action
* return in case they just fall through the bottom.
*/
Fb(tl, 1, " return(0);\n");
}
Fb(tl, 1, "}\n");
tl->indent -= INDENT;
tl->fb = NULL;
tl->curproc = NULL;
}