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authorUlrich Drepper <drepper@redhat.com>2006-04-25 20:09:28 +0000
committerUlrich Drepper <drepper@redhat.com>2006-04-25 20:09:28 +0000
commitbc0543674840a5eda9e21d7c10122f2b9f6293a5 (patch)
treea445eb7f3465c0eddea5294059a04d6f7e9cf67c /resolv/res_hconf.c
parentb9c65d0902e5890c4f025b574725154032f8120a (diff)
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* resolv/res_hconf.c: Minor surgery to 'cmd' and the referenced
functions to avoid relocations.
Diffstat (limited to 'resolv/res_hconf.c')
-rw-r--r--resolv/res_hconf.c58
1 files changed, 32 insertions, 26 deletions
diff --git a/resolv/res_hconf.c b/resolv/res_hconf.c
index 6c7cdb6..f458889 100644
--- a/resolv/res_hconf.c
+++ b/resolv/res_hconf.c
@@ -59,26 +59,28 @@
#define ENV_MULTI "RESOLV_MULTI"
#define ENV_REORDER "RESOLV_REORDER"
-static const char *arg_trimdomain_list (const char *, int, const char *,
- unsigned int);
-static const char *arg_spoof (const char *, int, const char *, unsigned int);
-static const char *arg_bool (const char *, int, const char *, unsigned int);
+enum parse_cbs
+ {
+ CB_none,
+ CB_arg_trimdomain_list,
+ CB_arg_spoof,
+ CB_arg_bool
+ };
static const struct cmd
{
- const char *name;
- const char *(*parse_args) (const char * filename, int line_num,
- const char * args, unsigned int arg);
+ const char name[11];
+ uint8_t cb;
unsigned int arg;
} cmd[] =
{
- {"order", NULL, 0},
- {"trim", arg_trimdomain_list, 0},
- {"spoof", arg_spoof, 0},
- {"multi", arg_bool, HCONF_FLAG_MULTI},
- {"nospoof", arg_bool, HCONF_FLAG_SPOOF},
- {"spoofalert", arg_bool, HCONF_FLAG_SPOOFALERT},
- {"reorder", arg_bool, HCONF_FLAG_REORDER}
+ {"order", CB_none, 0},
+ {"trim", CB_arg_trimdomain_list, 0},
+ {"spoof", CB_arg_spoof, 0},
+ {"multi", CB_arg_bool, HCONF_FLAG_MULTI},
+ {"nospoof", CB_arg_bool, HCONF_FLAG_SPOOF},
+ {"spoofalert", CB_arg_bool, HCONF_FLAG_SPOOFALERT},
+ {"reorder", CB_arg_bool, HCONF_FLAG_REORDER}
};
/* Structure containing the state. */
@@ -104,8 +106,7 @@ skip_string (const char *str)
static const char *
-arg_trimdomain_list (const char *fname, int line_num, const char *args,
- unsigned int flag)
+arg_trimdomain_list (const char *fname, int line_num, const char *args)
{
const char * start;
size_t len;
@@ -161,7 +162,7 @@ arg_trimdomain_list (const char *fname, int line_num, const char *args,
static const char *
-arg_spoof (const char *fname, int line_num, const char *args, unsigned flag)
+arg_spoof (const char *fname, int line_num, const char *args)
{
const char *start = args;
size_t len;
@@ -253,14 +254,19 @@ parse_line (const char *fname, int line_num, const char *str)
return;
}
- /* Ignore lines for which no parser is set. This is used for
- obsolete commands. */
- if (c->parse_args == NULL)
- return;
-
/* process args: */
str = skip_ws (str);
- str = (*c->parse_args) (fname, line_num, str, c->arg);
+
+ if (c->cb == CB_arg_trimdomain_list)
+ str = arg_trimdomain_list (fname, line_num, str);
+ else if (c->cb == CB_arg_spoof)
+ str = arg_spoof (fname, line_num, str);
+ else if (c->cb == CB_arg_bool)
+ str = arg_bool (fname, line_num, str, c->arg);
+ else
+ /* Ignore the line. */
+ return;
+
if (!str)
return;
@@ -319,7 +325,7 @@ do_init (void)
envval = getenv (ENV_SPOOF);
if (envval)
- arg_spoof (ENV_SPOOF, 1, envval, 0);
+ arg_spoof (ENV_SPOOF, 1, envval);
envval = getenv (ENV_MULTI);
if (envval)
@@ -331,13 +337,13 @@ do_init (void)
envval = getenv (ENV_TRIM_ADD);
if (envval)
- arg_trimdomain_list (ENV_TRIM_ADD, 1, envval, 0);
+ arg_trimdomain_list (ENV_TRIM_ADD, 1, envval);
envval = getenv (ENV_TRIM_OVERR);
if (envval)
{
_res_hconf.num_trimdomains = 0;
- arg_trimdomain_list (ENV_TRIM_OVERR, 1, envval, 0);
+ arg_trimdomain_list (ENV_TRIM_OVERR, 1, envval);
}
_res_hconf.initialized = 1;