r224 - trunk/varnish-cache/lib/libvcl
phk at projects.linpro.no
phk at projects.linpro.no
Sat Jun 24 21:50:56 CEST 2006
Author: phk
Date: 2006-06-24 21:50:56 +0200 (Sat, 24 Jun 2006)
New Revision: 224
Modified:
trunk/varnish-cache/lib/libvcl/vcl_compile.c
Log:
Cave in and use printf format extensions for printing tokens.
Both Linux and FreeBSD supports them anyway.
Modified: trunk/varnish-cache/lib/libvcl/vcl_compile.c
===================================================================
--- trunk/varnish-cache/lib/libvcl/vcl_compile.c 2006-06-24 19:41:55 UTC (rev 223)
+++ trunk/varnish-cache/lib/libvcl/vcl_compile.c 2006-06-24 19:50:56 UTC (rev 224)
@@ -43,6 +43,7 @@
#include <fcntl.h>
#include <netdb.h>
#include <stdio.h>
+#include <printf.h>
#include <sbuf.h>
#include <stdlib.h>
#include <string.h>
@@ -202,7 +203,7 @@
if (t->tok == EOI)
sbuf_printf(tl->sb, "end of input");
else
- sbuf_printf(tl->sb, "'%*.*s'", t->e - t->b, t->e - t->b, t->b);
+ sbuf_printf(tl->sb, "'%T'", t);
}
static void
@@ -692,19 +693,14 @@
ExpectErr(tl, ID);
I(tl);
AddRef(tl, tl->t, R_ACL);
- sbuf_printf(tl->fc, "ip_match(%s, acl_%*.*s)\n",
- vp->rname,
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ sbuf_printf(tl->fc, "ip_match(%s, acl_%T)\n",
+ vp->rname, tl->t);
NextToken(tl);
break;
case T_EQ:
case T_NEQ:
I(tl);
- sbuf_printf(tl->fc, "%s %*.*s ",
- vp->rname,
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ sbuf_printf(tl->fc, "%s %T ", vp->rname, tl->t);
NextToken(tl);
u = IpVal(tl);
sbuf_printf(tl->fc, "%uU /* %u.%u.%u.%u */\n", u,
@@ -730,9 +726,7 @@
I(tl); sbuf_printf(tl->fc, "string_match(%s, ", vp->rname);
NextToken(tl);
ExpectErr(tl, CSTR);
- sbuf_printf(tl->fc, "%*.*s)\n",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ sbuf_printf(tl->fc, "%T)\n", tl->t);
NextToken(tl);
break;
case T_EQ:
@@ -742,9 +736,7 @@
tl->t->tok == T_EQ ? "!" : "", vp->rname);
NextToken(tl);
ExpectErr(tl, CSTR);
- sbuf_printf(tl->fc, "%*.*s)\n",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ sbuf_printf(tl->fc, "%T)\n", tl->t);
NextToken(tl);
break;
default:
@@ -766,9 +758,7 @@
case T_GEQ:
case '>':
case '<':
- sbuf_printf(tl->fc, "%*.*s ",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ sbuf_printf(tl->fc, "%T ", tl->t);
NextToken(tl);
switch(vp->fmt) {
case TIME:
@@ -776,9 +766,7 @@
break;
case INT:
ExpectErr(tl, CNUM);
- sbuf_printf(tl->fc, "%*.*s ",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ sbuf_printf(tl->fc, "%T ", tl->t);
NextToken(tl);
break;
case SIZE:
@@ -981,9 +969,7 @@
I(tl);
sbuf_printf(tl->fc, "VRT_error(sp, %u, ", a);
if (tl->t->tok == CSTR) {
- sbuf_printf(tl->fc, "%*.*s);\n",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ sbuf_printf(tl->fc, "%T);\n", tl->t);
NextToken(tl);
} else
sbuf_printf(tl->fc, "(const char *)0);\n");
@@ -992,9 +978,7 @@
case T_SWITCH_CONFIG:
ExpectErr(tl, ID);
I(tl);
- sbuf_printf(tl->fc, "VCL_switch_config(\"%*.*s\");\n",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ sbuf_printf(tl->fc, "VCL_switch_config(\"%T\");\n", tl->t);
NextToken(tl);
return;
case T_CALL:
@@ -1002,23 +986,17 @@
AddCall(tl, tl->t);
AddRef(tl, tl->t, R_FUNC);
I(tl); sbuf_printf(tl->fc,
- "if (VGC_function_%*.*s(sp))\n",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ "if (VGC_function_%T(sp))\n", tl->t);
I(tl); sbuf_printf(tl->fc, "\treturn (1);\n");
NextToken(tl);
return;
case T_REWRITE:
ExpectErr(tl, CSTR);
I(tl);
- sbuf_printf(tl->fc, "VCL_rewrite(%*.*s",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ sbuf_printf(tl->fc, "VCL_rewrite(%T", tl->t);
NextToken(tl);
ExpectErr(tl, CSTR);
- sbuf_printf(tl->fc, ", %*.*s);\n",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ sbuf_printf(tl->fc, ", %T);\n", tl->t);
NextToken(tl);
return;
case T_SET:
@@ -1035,9 +1013,7 @@
case RATE:
case TIME:
case FLOAT:
- sbuf_printf(tl->fc, "%*.*s ",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ sbuf_printf(tl->fc, "%T ", tl->t);
a = tl->t->tok;
NextToken(tl);
if (a == T_MUL || a == T_DIV)
@@ -1073,9 +1049,8 @@
case BACKEND:
if (tl->t->tok == '=') {
NextToken(tl);
- sbuf_printf(tl->fc, "= &VGC_backend_%*.*s;\n",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ sbuf_printf(tl->fc, "= &VGC_backend_%T;\n",
+ tl->t);
NextToken(tl);
break;
}
@@ -1110,13 +1085,9 @@
ExpectErr(tl, ID);
AddDef(tl, tl->t, R_ACL);
- sbuf_printf(tl->fh, "static struct vcl_acl acl_%*.*s[];\n",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ sbuf_printf(tl->fh, "static struct vcl_acl acl_%T[];\n", tl->t);
I(tl);
- sbuf_printf(tl->fc, "static struct vcl_acl acl_%*.*s[] = {\n",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ sbuf_printf(tl->fc, "static struct vcl_acl acl_%T[] = {\n", tl->t);
NextToken(tl);
tl->indent += INDENT;
@@ -1226,26 +1197,18 @@
AddDef(tl, tl->t, R_BACKEND);
I(tl);
sbuf_printf(tl->fh,
- "#define VGC_backend_%*.*s (VCL_conf.backend[%d])\n",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b, tl->nbackend);
+ "#define VGC_backend_%T (VCL_conf.backend[%d])\n",
+ tl->t, tl->nbackend);
sbuf_printf(tl->fc, "static void\n");
- I(tl); sbuf_printf(tl->fc,
- "VGC_init_backend_%*.*s (void)\n",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ I(tl); sbuf_printf(tl->fc, "VGC_init_backend_%T (void)\n", tl->t);
I(tl);
sbuf_printf(tl->fc, "{\n");
I(tl); sbuf_printf(tl->fc,
- "\tstruct backend *backend = VGC_backend_%*.*s;\n",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ "\tstruct backend *backend = VGC_backend_%T;\n", tl->t);
I(tl); sbuf_printf(tl->fc, "\tconst char *p;\n");
I(tl); sbuf_printf(tl->fc, "\n");
I(tl); sbuf_printf(tl->fc,
- "\tVRT_set_backend_name(backend, \"%*.*s\");\n",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ "\tVRT_set_backend_name(backend, \"%T\");\n", tl->t);
NextToken(tl);
ExpectErr(tl, '{');
NextToken(tl);
@@ -1265,9 +1228,7 @@
case HOSTNAME:
ExpectErr(tl, CSTR);
t_host = tl->t;
- I(tl); sbuf_printf(tl->fc, "\tp = %*.*s;\n",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ I(tl); sbuf_printf(tl->fc, "\tp = %T;\n", tl->t);
I(tl); sbuf_printf(tl->fc, "\t");
sbuf_printf(tl->fc, vp->lname, "p");
sbuf_printf(tl->fc, ";\n");
@@ -1276,9 +1237,7 @@
case PORTNAME:
ExpectErr(tl, CSTR);
t_port = tl->t;
- I(tl); sbuf_printf(tl->fc, "\tp = %*.*s;\n",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ I(tl); sbuf_printf(tl->fc, "\tp = %T;\n", tl->t);
I(tl); sbuf_printf(tl->fc, "\t");
sbuf_printf(tl->fc, vp->lname, "p");
sbuf_printf(tl->fc, ";\n");
@@ -1295,19 +1254,14 @@
}
ExpectErr(tl, '}');
if (t_host == NULL) {
- sbuf_printf(tl->sb, "Backend '%*.*s' has no hostname\n",
- t_be->e - t_be->b,
- t_be->e - t_be->b, t_be->b);
+ sbuf_printf(tl->sb, "Backend '%T' has no hostname\n", t_be);
ErrWhere(tl, tl->t);
return;
}
host = EncString(t_host);
ep = CheckHostPort(host, "80");
if (ep != NULL) {
- sbuf_printf(tl->sb,
- "Backend '%*.*s': %s\n",
- t_be->e - t_be->b,
- t_be->e - t_be->b, t_be->b, ep);
+ sbuf_printf(tl->sb, "Backend '%T': %s\n", t_be, ep);
ErrWhere(tl, t_host);
return;
}
@@ -1315,10 +1269,7 @@
port = EncString(tl->t);
ep = CheckHostPort(host, port);
if (ep != NULL) {
- sbuf_printf(tl->sb,
- "Backend '%*.*s': %s\n",
- t_be->e - t_be->b,
- t_be->e - t_be->b, t_be->b, ep);
+ sbuf_printf(tl->sb, "Backend '%T': %s\n", t_be, ep);
ErrWhere(tl, t_port);
return;
}
@@ -1343,13 +1294,10 @@
tl->curproc->exists++;
AddDef(tl, tl->t, R_FUNC);
sbuf_printf(tl->fh,
- "static int VGC_function_%*.*s (struct sess *sp);\n",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ "static int VGC_function_%T (struct sess *sp);\n", tl->t);
I(tl); sbuf_printf(tl->fc, "static int\n");
- I(tl); sbuf_printf(tl->fc, "VGC_function_%*.*s (struct sess *sp)\n",
- tl->t->e - tl->t->b,
- tl->t->e - tl->t->b, tl->t->b);
+ I(tl); sbuf_printf(tl->fc, "VGC_function_%T (struct sess *sp)\n",
+ tl->t);
NextToken(tl);
L(tl, Compound(tl));
sbuf_printf(tl->fc, "\n");
@@ -1559,10 +1507,7 @@
struct proccall *pc;
if (!p->exists) {
- sbuf_printf(tl->sb, "Function %*.*s does not exist\n",
- p->name->e - p->name->b,
- p->name->e - p->name->b,
- p->name->b);
+ sbuf_printf(tl->sb, "Function %T does not exist\n", p->name);
return (1);
}
if (p->active) {
@@ -1700,11 +1645,9 @@
}
sbuf_printf(tl->fc,
- "%*.*s[%3u] = { %4u, %3u, 0, \"%*.*s\" },\n",
+ "%*.*s[%3u] = { %4u, %3u, 0, \"T\" },\n",
INDENT, INDENT, "",
- t->cnt, lin, pos + 1,
- t->e - t->b,
- t->e - t->b, t->b);
+ t->cnt, lin, pos + 1, t);
}
sbuf_printf(tl->fc, "};\n");
}
@@ -1733,9 +1676,7 @@
break;
case R_BACKEND:
sbuf_printf(tl->fc,
- "\tVGC_init_backend_%*.*s();\n",
- r->name->e - r->name->b,
- r->name->e - r->name->b, r->name->b);
+ "\tVGC_init_backend_%T();\n", r->name);
break;
}
}
@@ -1883,11 +1824,33 @@
/*--------------------------------------------------------------------*/
+int
+VCC_T_render(FILE *f, const struct printf_info *info, const void *const *args)
+{
+ const struct token *t;
+
+ t = *((const struct token **) (args[0]));
+ return (fprintf(f, "%*.*s",
+ t->e - t->b, t->e - t->b, t->b));
+}
+
+int
+VCC_T_arginfo(const struct printf_info *info, size_t n, int *argtypes)
+{
+
+ if (n > 0)
+ argtypes[0] = PA_POINTER;
+ return 1;
+}
+
+/*--------------------------------------------------------------------*/
+
void
VCC_InitCompile(void)
{
struct var *v;
+ register_printf_function ('T', VCC_T_render, VCC_T_arginfo);
vcl_init_tnames();
for (v = vars; v->name != NULL; v++)
v->len = strlen(v->name);
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