kbuild: clean-up genksyms

o remove all inlines
o declare everything static which is only used by genksyms.c
o delete unused functions
o delete unused variables
o delete unused stuff in genksyms.h
o properly ident genksyms.h

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>

2 files changed, 43 insertions, 94 deletions

diff --git a/scripts/genksyms/genksyms.c b/scripts/genksyms/genksyms.c
index b798e284e1fc..5b0344e20d61 100644
--- a/scripts/genksyms/genksyms.c
+++ b/scripts/genksyms/genksyms.c
@@ -37,14 +37,14 @@
 #define HASH_BUCKETS  4096
 
 static struct symbol *symtab[HASH_BUCKETS];
-FILE *debugfile;
+static FILE *debugfile;
 
 int cur_line = 1;
-char *cur_filename, *output_directory;
+char *cur_filename;
 
-int flag_debug, flag_dump_defs, flag_warnings;
-const char *arch = "";
-const char *mod_prefix = "";
+static int flag_debug, flag_dump_defs, flag_warnings;
+static const char *arch = "";
+static const char *mod_prefix = "";
 
 static int errors;
 static int nsyms;
@@ -55,6 +55,9 @@ static const char *const symbol_type_name[] = {
         "normal", "typedef", "enum", "struct", "union"
 };
 
+static int equal_list(struct string_list *a, struct string_list *b);
+static void print_list(FILE * f, struct string_list *list);
+
 /*----------------------------------------------------------------------*/
 
 static const unsigned int crctab32[] = {
@@ -112,27 +115,26 @@ static const unsigned int crctab32[] = {
         0x2d02ef8dU
 };
 
-static inline unsigned long
-partial_crc32_one(unsigned char c, unsigned long crc)
+static unsigned long partial_crc32_one(unsigned char c, unsigned long crc)
 {
         return crctab32[(crc ^ c) & 0xff] ^ (crc >> 8);
 }
 
-static inline unsigned long partial_crc32(const char *s, unsigned long crc)
+static unsigned long partial_crc32(const char *s, unsigned long crc)
 {
         while (*s)
                 crc = partial_crc32_one(*s++, crc);
         return crc;
 }
 
-static inline unsigned long crc32(const char *s)
+static unsigned long crc32(const char *s)
 {
         return partial_crc32(s, 0xffffffff) ^ 0xffffffff;
 }
 
 /*----------------------------------------------------------------------*/
 
-static inline enum symbol_type map_to_ns(enum symbol_type t)
+static enum symbol_type map_to_ns(enum symbol_type t)
 {
         if (t == SYM_TYPEDEF)
                 t = SYM_NORMAL;
@@ -147,8 +149,8 @@ struct symbol *find_symbol(const char *name, enum symbol_type ns)
         struct symbol *sym;
 
         for (sym = symtab[h]; sym; sym = sym->hash_next)
-                if (map_to_ns(sym->type) == map_to_ns(ns)
-                    && strcmp(name, sym->name) == 0)
+                if (map_to_ns(sym->type) == map_to_ns(ns) &&
+                    strcmp(name, sym->name) == 0)
                         break;
 
         return sym;
@@ -160,13 +162,14 @@ struct symbol *add_symbol(const char *name, enum symbol_type type,
         unsigned long h = crc32(name) % HASH_BUCKETS;
         struct symbol *sym;
 
-        for (sym = symtab[h]; sym; sym = sym->hash_next)
+        for (sym = symtab[h]; sym; sym = sym->hash_next) {
                 if (map_to_ns(sym->type) == map_to_ns(type)
                     && strcmp(name, sym->name) == 0) {
                         if (!equal_list(sym->defn, defn))
                                 error_with_pos("redefinition of %s", name);
                         return sym;
                 }
+        }
 
         sym = xmalloc(sizeof(*sym));
         sym->name = name;
@@ -193,7 +196,7 @@ struct symbol *add_symbol(const char *name, enum symbol_type type,
 
 /*----------------------------------------------------------------------*/
 
-inline void free_node(struct string_list *node)
+void free_node(struct string_list *node)
 {
         free(node->string);
         free(node);
@@ -208,7 +211,7 @@ void free_list(struct string_list *s, struct string_list *e)
         }
 }
 
-inline struct string_list *copy_node(struct string_list *node)
+struct string_list *copy_node(struct string_list *node)
 {
         struct string_list *newnode;
 
@@ -219,22 +222,7 @@ inline struct string_list *copy_node(struct string_list *node)
         return newnode;
 }
 
-struct string_list *copy_list(struct string_list *s, struct string_list *e)
-{
-        struct string_list *h, *p;
-
-        if (s == e)
-                return NULL;
-
-        p = h = copy_node(s);
-        while ((s = s->next) != e)
-                p = p->next = copy_node(s);
-        p->next = NULL;
-
-        return h;
-}
-
-int equal_list(struct string_list *a, struct string_list *b)
+static int equal_list(struct string_list *a, struct string_list *b)
 {
         while (a && b) {
                 if (a->tag != b->tag || strcmp(a->string, b->string))
@@ -246,7 +234,7 @@ int equal_list(struct string_list *a, struct string_list *b)
         return !a && !b;
 }
 
-static inline void print_node(FILE * f, struct string_list *list)
+static void print_node(FILE * f, struct string_list *list)
 {
         switch (list->tag) {
         case SYM_STRUCT:
@@ -270,7 +258,7 @@ static inline void print_node(FILE * f, struct string_list *list)
         }
 }
 
-void print_list(FILE * f, struct string_list *list)
+static void print_list(FILE * f, struct string_list *list)
 {
         struct string_list **e, **b;
         struct string_list *tmp, **tmp2;
@@ -299,8 +287,8 @@ void print_list(FILE * f, struct string_list *list)
         }
 }
 
-static unsigned long
-expand_and_crc_list(struct string_list *list, unsigned long crc)
+static unsigned long expand_and_crc_list(struct string_list *list,
+                                         unsigned long crc)
 {
         struct string_list **e, **b;