Date:	Tue, 28 Jul 2009 13:44:34 +0800
From:	Amerigo Wang <xiyou.wangcong@...il.com>
To:	Trevor Keith <tsrk@...k.net>
Cc:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	sam@...nborg.org, linux-kbuild@...r.kernel.org
Subject: Re: [PATCH] kbuild: add static to prototypes

On Fri, Jul 24, 2009 at 10:50:02AM -0700, Trevor Keith wrote:
>Warnings found via gcc -Wmissing-prototypes.

Looks fine.

Acked-by: WANG Cong <xiyou.wangcong@...il.com>

But, would you like to fix the related coding style problem
in this patch? I know it's not your fault, but it would be
nice if you can do this. :-)

(Try checkpatch.pl to check this patch.)

Thanks.


>
>Signed-off-by: Trevor Keith <tsrk@...k.net>
>---
> scripts/basic/docproc.c     |   34 +++++++++++++++++-----------------
> scripts/basic/fixdep.c      |   26 +++++++++++++-------------
> scripts/basic/hash.c        |    4 ++--
> scripts/kconfig/conf.c      |    2 +-
> scripts/kconfig/confdata.c  |    2 +-
> scripts/kconfig/expr.c      |    4 ++--
> scripts/kconfig/kxgettext.c |    4 ++--
> scripts/kconfig/menu.c      |    4 ++--
> scripts/kconfig/symbol.c    |    6 +++---
> 9 files changed, 43 insertions(+), 43 deletions(-)
>
>diff --git a/scripts/basic/docproc.c b/scripts/basic/docproc.c
>index 99ca7a6..79ab973 100644
>--- a/scripts/basic/docproc.c
>+++ b/scripts/basic/docproc.c
>@@ -71,7 +71,7 @@ FILELINE * docsection;
> 
> static char *srctree, *kernsrctree;
> 
>-void usage (void)
>+static void usage (void)
> {
> 	fprintf(stderr, "Usage: docproc {doc|depend} file\n");
> 	fprintf(stderr, "Input is read from file.tmpl. Output is sent to stdout\n");
>@@ -84,7 +84,7 @@ void usage (void)
> /*
>  * Execute kernel-doc with parameters given in svec
>  */
>-void exec_kernel_doc(char **svec)
>+static void exec_kernel_doc(char **svec)
> {
> 	pid_t pid;
> 	int ret;
>@@ -129,7 +129,7 @@ struct symfile
> struct symfile symfilelist[MAXFILES];
> int symfilecnt = 0;
> 
>-void add_new_symbol(struct symfile *sym, char * symname)
>+static void add_new_symbol(struct symfile *sym, char * symname)
> {
> 	sym->symbollist =
>           realloc(sym->symbollist, (sym->symbolcnt + 1) * sizeof(char *));
>@@ -137,14 +137,14 @@ void add_new_symbol(struct symfile *sym, char * symname)
> }
> 
> /* Add a filename to the list */
>-struct symfile * add_new_file(char * filename)
>+static struct symfile * add_new_file(char * filename)
> {
> 	symfilelist[symfilecnt++].filename = strdup(filename);
> 	return &symfilelist[symfilecnt - 1];
> }
> 
> /* Check if file already are present in the list */
>-struct symfile * filename_exist(char * filename)
>+static struct symfile * filename_exist(char * filename)
> {
> 	int i;
> 	for (i=0; i < symfilecnt; i++)
>@@ -157,20 +157,20 @@ struct symfile * filename_exist(char * filename)
>  * List all files referenced within the template file.
>  * Files are separated by tabs.
>  */
>-void adddep(char * file)		   { printf("\t%s", file); }
>-void adddep2(char * file, char * line)     { line = line; adddep(file); }
>-void noaction(char * line)		   { line = line; }
>-void noaction2(char * file, char * line)   { file = file; line = line; }
>+static void adddep(char * file)		   { printf("\t%s", file); }
>+static void adddep2(char * file, char * line)     { line = line; adddep(file); }
>+static void noaction(char * line)		   { line = line; }
>+static void noaction2(char * file, char * line)   { file = file; line = line; }
> 
> /* Echo the line without further action */
>-void printline(char * line)               { printf("%s", line); }
>+static void printline(char * line)               { printf("%s", line); }
> 
> /*
>  * Find all symbols in filename that are exported with EXPORT_SYMBOL &
>  * EXPORT_SYMBOL_GPL (& EXPORT_SYMBOL_GPL_FUTURE implicitly).
>  * All symbols located are stored in symfilelist.
>  */
>-void find_export_symbols(char * filename)
>+static void find_export_symbols(char * filename)
> {
> 	FILE * fp;
> 	struct symfile *sym;
>@@ -227,7 +227,7 @@ void find_export_symbols(char * filename)
>  * intfunc uses -nofunction
>  * extfunc uses -function
>  */
>-void docfunctions(char * filename, char * type)
>+static void docfunctions(char * filename, char * type)
> {
> 	int i,j;
> 	int symcnt = 0;
>@@ -258,15 +258,15 @@ void docfunctions(char * filename, char * type)
> 	fflush(stdout);
> 	free(vec);
> }
>-void intfunc(char * filename) {	docfunctions(filename, NOFUNCTION); }
>-void extfunc(char * filename) { docfunctions(filename, FUNCTION);   }
>+static void intfunc(char * filename) {	docfunctions(filename, NOFUNCTION); }
>+static void extfunc(char * filename) { docfunctions(filename, FUNCTION);   }
> 
> /*
>  * Document specific function(s) in a file.
>  * Call kernel-doc with the following parameters:
>  * kernel-doc -docbook -function function1 [-function function2]
>  */
>-void singfunc(char * filename, char * line)
>+static void singfunc(char * filename, char * line)
> {
> 	char *vec[200]; /* Enough for specific functions */
>         int i, idx = 0;
>@@ -297,7 +297,7 @@ void singfunc(char * filename, char * line)
>  * Call kernel-doc with the following parameters:
>  * kernel-doc -docbook -function "doc section" filename
>  */
>-void docsect(char *filename, char *line)
>+static void docsect(char *filename, char *line)
> {
> 	char *vec[6]; /* kerneldoc -docbook -function "section" file NULL */
> 	char *s;
>@@ -324,7 +324,7 @@ void docsect(char *filename, char *line)
>  * 5) Lines containing !P
>  * 6) Default lines - lines not matching the above
>  */
>-void parse_file(FILE *infile)
>+static void parse_file(FILE *infile)
> {
> 	char line[MAXLINESZ];
> 	char * s;
>diff --git a/scripts/basic/fixdep.c b/scripts/basic/fixdep.c
>index 72c1520..d7c1b04 100644
>--- a/scripts/basic/fixdep.c
>+++ b/scripts/basic/fixdep.c
>@@ -125,7 +125,7 @@ char *target;
> char *depfile;
> char *cmdline;
> 
>-void usage(void)
>+static void usage(void)
> 
> {
> 	fprintf(stderr, "Usage: fixdep <depfile> <target> <cmdline>\n");
>@@ -135,7 +135,7 @@ void usage(void)
> /*
>  * Print out the commandline prefixed with cmd_<target filename> :=
>  */
>-void print_cmdline(void)
>+static void print_cmdline(void)
> {
> 	printf("cmd_%s := %s\n\n", target, cmdline);
> }
>@@ -148,7 +148,7 @@ int    len_config  = 0;
>  * Grow the configuration string to a desired length.
>  * Usually the first growth is plenty.
>  */
>-void grow_config(int len)
>+static void grow_config(int len)
> {
> 	while (len_config + len > size_config) {
> 		if (size_config == 0)
>@@ -164,7 +164,7 @@ void grow_config(int len)
> /*
>  * Lookup a value in the configuration string.
>  */
>-int is_defined_config(const char * name, int len)
>+static int is_defined_config(const char * name, int len)
> {
> 	const char * pconfig;
> 	const char * plast = str_config + len_config - len;
>@@ -180,7 +180,7 @@ int is_defined_config(const char * name, int len)
> /*
>  * Add a new value to the configuration string.
>  */
>-void define_config(const char * name, int len)
>+static void define_config(const char * name, int len)
> {
> 	grow_config(len + 1);
> 
>@@ -192,7 +192,7 @@ void define_config(const char * name, int len)
> /*
>  * Clear the set of configuration strings.
>  */
>-void clear_config(void)
>+static void clear_config(void)
> {
> 	len_config = 0;
> 	define_config("", 0);
>@@ -201,7 +201,7 @@ void clear_config(void)
> /*
>  * Record the use of a CONFIG_* word.
>  */
>-void use_config(char *m, int slen)
>+static void use_config(char *m, int slen)
> {
> 	char s[PATH_MAX];
> 	char *p;
>@@ -222,7 +222,7 @@ void use_config(char *m, int slen)
> 	printf("    $(wildcard include/config/%s.h) \\\n", s);
> }
> 
>-void parse_config_file(char *map, size_t len)
>+static void parse_config_file(char *map, size_t len)
> {
> 	int *end = (int *) (map + len);
> 	/* start at +1, so that p can never be < map */
>@@ -256,7 +256,7 @@ void parse_config_file(char *map, size_t len)
> }
> 
> /* test is s ends in sub */
>-int strrcmp(char *s, char *sub)
>+static int strrcmp(char *s, char *sub)
> {
> 	int slen = strlen(s);
> 	int sublen = strlen(sub);
>@@ -267,7 +267,7 @@ int strrcmp(char *s, char *sub)
> 	return memcmp(s + slen - sublen, sub, sublen);
> }
> 
>-void do_config_file(char *filename)
>+static void do_config_file(char *filename)
> {
> 	struct stat st;
> 	int fd;
>@@ -298,7 +298,7 @@ void do_config_file(char *filename)
> 	close(fd);
> }
> 
>-void parse_dep_file(void *map, size_t len)
>+static void parse_dep_file(void *map, size_t len)
> {
> 	char *m = map;
> 	char *end = m + len;
>@@ -338,7 +338,7 @@ void parse_dep_file(void *map, size_t len)
> 	printf("$(deps_%s):\n", target);
> }
> 
>-void print_deps(void)
>+static void print_deps(void)
> {
> 	struct stat st;
> 	int fd;
>@@ -370,7 +370,7 @@ void print_deps(void)
> 	close(fd);
> }
> 
>-void traps(void)
>+static void traps(void)
> {
> 	static char test[] __attribute__((aligned(sizeof(int)))) = "CONF";
> 	int *p = (int *)test;
>diff --git a/scripts/basic/hash.c b/scripts/basic/hash.c
>index 3299ad7..2ef5d3f 100644
>--- a/scripts/basic/hash.c
>+++ b/scripts/basic/hash.c
>@@ -21,7 +21,7 @@ static void usage(void)
>  * http://www.cse.yorku.ca/~oz/hash.html
>  */
> 
>-unsigned int djb2_hash(char *str)
>+static unsigned int djb2_hash(char *str)
> {
> 	unsigned long hash = 5381;
> 	int c;
>@@ -34,7 +34,7 @@ unsigned int djb2_hash(char *str)
> 	return (unsigned int)(hash & ((1 << DYNAMIC_DEBUG_HASH_BITS) - 1));
> }
> 
>-unsigned int r5_hash(char *str)
>+static unsigned int r5_hash(char *str)
> {
> 	unsigned long hash = 0;
> 	int c;
>diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
>index 3baaaec..028d9e4 100644
>--- a/scripts/kconfig/conf.c
>+++ b/scripts/kconfig/conf.c
>@@ -121,7 +121,7 @@ static int conf_askvalue(struct symbol *sym, const char *def)
> 	return 1;
> }
> 
>-int conf_string(struct menu *menu)
>+static int conf_string(struct menu *menu)
> {
> 	struct symbol *sym = menu->sym;
> 	const char *def;
>diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
>index a04da34..b55e72f 100644
>--- a/scripts/kconfig/confdata.c
>+++ b/scripts/kconfig/confdata.c
>@@ -560,7 +560,7 @@ int conf_write(const char *name)
> 	return 0;
> }
> 
>-int conf_split_config(void)
>+static int conf_split_config(void)
> {
> 	const char *name;
> 	char path[128];
>diff --git a/scripts/kconfig/expr.c b/scripts/kconfig/expr.c
>index 579ece4..b2fc607 100644
>--- a/scripts/kconfig/expr.c
>+++ b/scripts/kconfig/expr.c
>@@ -348,7 +348,7 @@ struct expr *expr_trans_bool(struct expr *e)
> /*
>  * e1 || e2 -> ?
>  */
>-struct expr *expr_join_or(struct expr *e1, struct expr *e2)
>+static struct expr *expr_join_or(struct expr *e1, struct expr *e2)
> {
> 	struct expr *tmp;
> 	struct symbol *sym1, *sym2;
>@@ -412,7 +412,7 @@ struct expr *expr_join_or(struct expr *e1, struct expr *e2)
> 	return NULL;
> }
> 
>-struct expr *expr_join_and(struct expr *e1, struct expr *e2)
>+static struct expr *expr_join_and(struct expr *e1, struct expr *e2)
> {
> 	struct expr *tmp;
> 	struct symbol *sym1, *sym2;
>diff --git a/scripts/kconfig/kxgettext.c b/scripts/kconfig/kxgettext.c
>index 8d9ce22..dcc3fcc 100644
>--- a/scripts/kconfig/kxgettext.c
>+++ b/scripts/kconfig/kxgettext.c
>@@ -166,7 +166,7 @@ static int message__add(const char *msg, char *option, char *file, int lineno)
> 	return rc;
> }
> 
>-void menu_build_message_list(struct menu *menu)
>+static void menu_build_message_list(struct menu *menu)
> {
> 	struct menu *child;
> 
>@@ -211,7 +211,7 @@ static void message__print_gettext_msgid_msgstr(struct message *self)
> 	       "msgstr \"\"\n", self->msg);
> }
> 
>-void menu__xgettext(void)
>+static void menu__xgettext(void)
> {
> 	struct message *m = message__list;
> 
>diff --git a/scripts/kconfig/menu.c b/scripts/kconfig/menu.c
>index 07ff8d1..9930ff2 100644
>--- a/scripts/kconfig/menu.c
>+++ b/scripts/kconfig/menu.c
>@@ -74,7 +74,7 @@ void menu_end_menu(void)
> 	current_menu = current_menu->parent;
> }
> 
>-struct expr *menu_check_dep(struct expr *e)
>+static struct expr *menu_check_dep(struct expr *e)
> {
> 	if (!e)
> 		return e;
>@@ -184,7 +184,7 @@ static int menu_range_valid_sym(struct symbol *sym, struct symbol *sym2)
> 	       (sym2->type == S_UNKNOWN && sym_string_valid(sym, sym2->name));
> }
> 
>-void sym_check_prop(struct symbol *sym)
>+static void sym_check_prop(struct symbol *sym)
> {
> 	struct property *prop;
> 	struct symbol *sym2;
>diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c
>index 18f3e5c..6c8fbbb 100644
>--- a/scripts/kconfig/symbol.c
>+++ b/scripts/kconfig/symbol.c
>@@ -36,7 +36,7 @@ tristate modules_val;
> 
> struct expr *sym_env_list;
> 
>-void sym_add_default(struct symbol *sym, const char *def)
>+static void sym_add_default(struct symbol *sym, const char *def)
> {
> 	struct property *prop = prop_alloc(P_DEFAULT, sym);
> 
>@@ -125,7 +125,7 @@ struct property *sym_get_default_prop(struct symbol *sym)
> 	return NULL;
> }
> 
>-struct property *sym_get_range_prop(struct symbol *sym)
>+static struct property *sym_get_range_prop(struct symbol *sym)
> {
> 	struct property *prop;
> 
>@@ -943,7 +943,7 @@ const char *prop_get_type_name(enum prop_type type)
> 	return "unknown";
> }
> 
>-void prop_add_env(const char *env)
>+static void prop_add_env(const char *env)
> {
> 	struct symbol *sym, *sym2;
> 	struct property *prop;
>-- 
>1.6.0.4
>
>
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