129 static int conf_touch_dep(const char *name)  in conf_touch_dep()  argument
136 	if (depfile_prefix_len + strlen(name) + 3 > sizeof(depfile_path))  in conf_touch_dep()
140 	s = name;  in conf_touch_dep()
222 	char *name = getenv("KCONFIG_CONFIG");  in conf_get_configname()  local
224 	return name ? name : ".config";  in conf_get_configname()
229 	char *name = getenv("KCONFIG_AUTOCONFIG");  in conf_get_autoconfig_name()  local
231 	return name ? name : "include/config/auto.conf";  in conf_get_autoconfig_name()
259 				     p, sym->name);  in conf_set_sym_val()
285 					     p, sym->name);  in conf_set_sym_val()
350 int conf_read_simple(const char *name, int def)  in conf_read_simple()  argument
359 	if (name) {  in conf_read_simple()
360 		in = zconf_fopen(name);  in conf_read_simple()
364 		name = conf_get_configname();  in conf_read_simple()
365 		in = zconf_fopen(name);  in conf_read_simple()
377 			name = sym_get_string_value(prop->expr->left.sym);  in conf_read_simple()
378 			in = zconf_fopen(name);  in conf_read_simple()
381 					 name);  in conf_read_simple()
390 	conf_filename = name;  in conf_read_simple()
437 				conf_warning("override: reassigning to symbol %s", sym->name);  in conf_read_simple()
476 				conf_warning("override: reassigning to symbol %s", sym->name);  in conf_read_simple()
495 					conf_warning("%s creates inconsistent choice state", sym->name);  in conf_read_simple()
501 					conf_warning("override: %s changes choice state", sym->name);  in conf_read_simple()
513 int conf_read(const char *name)  in conf_read()  argument
521 	if (conf_read_simple(name, S_DEF_USER)) {  in conf_read()
602 				    CONFIG_, sym->name);  in kconfig_print_symbol()
610 	fprintf(fp, "%s%s=%s\n", CONFIG_, sym->name, value);  in kconfig_print_symbol()
661 			    CONFIG_, sym->name, suffix);  in header_print_symbol()
671 		    CONFIG_, sym->name, prefix, value);  in header_print_symbol()
677 		    CONFIG_, sym->name, value);  in header_print_symbol()
824 int conf_write(const char *name)  in conf_write()  argument
835 	if (!name)  in conf_write()
836 		name = conf_get_configname();  in conf_write()
838 	if (!*name) {  in conf_write()
843 	if (is_dir(name)) {  in conf_write()
844 		fprintf(stderr, "%s: Is a directory\n", name);  in conf_write()
848 	if (make_parent_dir(name))  in conf_write()
854 		out = fopen(name, "w");  in conf_write()
857 			 name, (int)getpid());  in conf_write()
919 		if (is_same(name, tmpname)) {  in conf_write()
920 			conf_message("No change to %s", name);  in conf_write()
926 		snprintf(oldname, sizeof(oldname), "%s.old", name);  in conf_write()
927 		rename(name, oldname);  in conf_write()
928 		if (rename(tmpname, name))  in conf_write()
932 	conf_message("configuration written to %s", name);  in conf_write()
940 static int conf_write_dep(const char *name)  in conf_write_dep()  argument
951 			fprintf(out, "\t%s \\\n", file->name);  in conf_write_dep()
953 			fprintf(out, "\t%s\n", file->name);  in conf_write_dep()
963 	if (make_parent_dir(name))  in conf_write_dep()
965 	rename("..config.tmp", name);  in conf_write_dep()
971 	const char *name, *tmp;  in conf_touch_deps()  local
975 	name = conf_get_autoconfig_name();  in conf_touch_deps()
976 	tmp = strrchr(name, '/');  in conf_touch_deps()
977 	depfile_prefix_len = tmp ? tmp - name + 1 : 0;  in conf_touch_deps()
981 	strncpy(depfile_path, name, depfile_prefix_len);  in conf_touch_deps()
984 	conf_read_simple(name, S_DEF_AUTO);  in conf_touch_deps()
989 		if ((sym->flags & SYMBOL_NO_WRITE) || !sym->name)  in conf_touch_deps()
1038 		res = conf_touch_dep(sym->name);  in conf_touch_deps()
1049 	const char *name;  in conf_write_autoconf()  local
1077 		if (!(sym->flags & SYMBOL_WRITE) || !sym->name)  in conf_write_autoconf()
1087 	name = getenv("KCONFIG_AUTOHEADER");  in conf_write_autoconf()
1088 	if (!name)  in conf_write_autoconf()
1089 		name = "include/generated/autoconf.h";  in conf_write_autoconf()
1090 	if (make_parent_dir(name))  in conf_write_autoconf()
1092 	if (rename(".tmpconfig.h", name))  in conf_write_autoconf()