From bc0543674840a5eda9e21d7c10122f2b9f6293a5 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Tue, 25 Apr 2006 20:09:28 +0000 Subject: * resolv/res_hconf.c: Minor surgery to 'cmd' and the referenced functions to avoid relocations. --- ChangeLog | 3 +++ resolv/res_hconf.c | 58 ++++++++++++++++++++++++++++++------------------------ 2 files changed, 35 insertions(+), 26 deletions(-) diff --git a/ChangeLog b/ChangeLog index aa6b2a7573..3c4d51b765 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,8 @@ 2006-04-25 Ulrich Drepper + * resolv/res_hconf.c: Minor surgery to 'cmd' and the referenced + functions to avoid relocations. + [BZ #2389] * resolv/res_hconf.c: Remove 'order' parsing. Just ignore the line. * resolv/res_hconf.h: Remove Name_Service definition. diff --git a/resolv/res_hconf.c b/resolv/res_hconf.c index 6c7cdb6c82..f45888933f 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; -- cgit 1.4.1