mirror of
https://gitlab.com/buildroot.org/buildroot.git
synced 2026-09-30 14:01:57 -09:00
support: move kconfig stuff from package/config to support/kconfig
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
This commit is contained in:
Thomas Petazzoni
committed by
Peter Korsgaard
Peter Korsgaard
parent
59a326b934
commit
56da3859c7
265
support/kconfig/util.c
Normal file
265
support/kconfig/util.c
Normal file
@@ -0,0 +1,265 @@
|
||||
/*
|
||||
* Copyright (C) 2002-2005 Roman Zippel <zippel@linux-m68k.org>
|
||||
* Copyright (C) 2002-2005 Sam Ravnborg <sam@ravnborg.org>
|
||||
*
|
||||
* Released under the terms of the GNU GPL v2.0.
|
||||
*/
|
||||
|
||||
#include <string.h>
|
||||
#include "lkc.h"
|
||||
|
||||
/* file already present in list? If not add it */
|
||||
struct file *file_lookup(const char *name)
|
||||
{
|
||||
struct file *file;
|
||||
const char *file_name = sym_expand_string_value(name);
|
||||
|
||||
for (file = file_list; file; file = file->next) {
|
||||
if (!strcmp(name, file->name)) {
|
||||
free((void *)file_name);
|
||||
return file;
|
||||
}
|
||||
}
|
||||
|
||||
file = malloc(sizeof(*file));
|
||||
memset(file, 0, sizeof(*file));
|
||||
file->name = file_name;
|
||||
file->next = file_list;
|
||||
file_list = file;
|
||||
return file;
|
||||
}
|
||||
|
||||
static char* br2_symbol_printer(const char * const in)
|
||||
{
|
||||
ssize_t i, j, len = strlen(in);
|
||||
char *ret;
|
||||
if (len < 1)
|
||||
return NULL;
|
||||
ret = malloc(len+1);
|
||||
if (!ret) {
|
||||
printf("Out of memory!");
|
||||
exit(1);
|
||||
}
|
||||
memset(ret, 0, len+1);
|
||||
i = j = 0;
|
||||
if (strncmp("BR2_", in, 4) == 0)
|
||||
i += 4;
|
||||
if (strncmp("PACKAGE_", in + i, 8) == 0)
|
||||
i += 8;
|
||||
else if (strncmp("TARGET_", in + i, 7) == 0)
|
||||
i += 7;
|
||||
while (i <= len)
|
||||
ret[j++] = tolower(in[i++]);
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* write dependencies of the individual config-symbols */
|
||||
static int write_make_deps(const char *name)
|
||||
{
|
||||
char *str;
|
||||
char dir[PATH_MAX+1], buf[PATH_MAX+1], buf2[PATH_MAX+1];
|
||||
struct menu *menu;
|
||||
struct symbol *sym;
|
||||
struct property *prop, *p;
|
||||
unsigned done;
|
||||
const char * const name_tmp = "..make.deps.tmp";
|
||||
FILE *out;
|
||||
if (!name)
|
||||
name = ".auto.deps";
|
||||
|
||||
strcpy(dir, conf_get_configname());
|
||||
str = strrchr(dir, '/');
|
||||
if (str)
|
||||
str[1] = 0;
|
||||
else
|
||||
dir[0] = 0;
|
||||
|
||||
sprintf(buf, "%s%s", dir, name_tmp);
|
||||
out = fopen(buf, "w");
|
||||
if (!out)
|
||||
return 1;
|
||||
fprintf(out, "# ATTENTION! This does not handle 'depends', just 'select'! \n"
|
||||
"# See support/kconfig/util.c write_make_deps()\n#\n");
|
||||
menu = &rootmenu;//rootmenu.list;
|
||||
while (menu) {
|
||||
sym = menu->sym;
|
||||
if (!sym) {
|
||||
if (!menu_is_visible(menu))
|
||||
goto next;
|
||||
} else if (!(sym->flags & SYMBOL_CHOICE)) {
|
||||
sym_calc_value(sym);
|
||||
if (sym->type == S_BOOLEAN
|
||||
&& sym_get_tristate_value(sym) != no) {
|
||||
done = 0;
|
||||
for_all_prompts(sym, prop) {
|
||||
struct expr *e;
|
||||
//printf("\nname=%s\n", sym->name);
|
||||
for_all_properties(sym, p, P_SELECT) {
|
||||
e = p->expr;
|
||||
if (e && e->left.sym->name) {
|
||||
if (!done) {
|
||||
fprintf(out, "%s: $(BASE_TARGETS)", br2_symbol_printer(sym->name));
|
||||
done = 1;
|
||||
}
|
||||
//printf("SELECTS %s\n",e->left.sym->name);
|
||||
fprintf(out, " %s",br2_symbol_printer(e->left.sym->name));
|
||||
}
|
||||
}
|
||||
if (done)
|
||||
fprintf(out, "\n");
|
||||
#if 0
|
||||
e = sym->rev_dep.expr;
|
||||
if (e && e->type == E_SYMBOL
|
||||
&& e->left.sym->name) {
|
||||
fprintf(out, "%s: %s", br2_symbol_printer(e->left.sym->name),
|
||||
br2_symbol_printer(sym->name));
|
||||
printf("%s is Selected BY: %s", sym->name, e->left.sym->name);
|
||||
}
|
||||
#endif
|
||||
}
|
||||
}
|
||||
}
|
||||
next:
|
||||
if (menu->list) {
|
||||
menu = menu->list;
|
||||
continue;
|
||||
}
|
||||
if (menu->next)
|
||||
menu = menu->next;
|
||||
else while ((menu = menu->parent)) {
|
||||
if (menu->next) {
|
||||
menu = menu->next;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
fclose(out);
|
||||
sprintf(buf2, "%s%s", dir, name);
|
||||
rename(buf, buf2);
|
||||
printf(_("#\n"
|
||||
"# make dependencies written to %s\n"
|
||||
"# ATTENTION buildroot devels!\n"
|
||||
"# See top of this file before playing with this auto-preprequisites!\n"
|
||||
"#\n"), name);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* write a dependency file as used by kbuild to track dependencies */
|
||||
int file_write_dep(const char *name)
|
||||
{
|
||||
char *str;
|
||||
char buf[PATH_MAX+1], buf2[PATH_MAX+1], dir[PATH_MAX+1];
|
||||
struct symbol *sym, *env_sym;
|
||||
struct expr *e;
|
||||
struct file *file;
|
||||
FILE *out;
|
||||
|
||||
if (!name)
|
||||
name = ".kconfig.d";
|
||||
|
||||
strcpy(dir, conf_get_configname());
|
||||
str = strrchr(dir, '/');
|
||||
if (str)
|
||||
str[1] = 0;
|
||||
else
|
||||
dir[0] = 0;
|
||||
|
||||
sprintf(buf, "%s..config.tmp", dir);
|
||||
out = fopen(buf, "w");
|
||||
if (!out)
|
||||
return 1;
|
||||
fprintf(out, "deps_config := \\\n");
|
||||
for (file = file_list; file; file = file->next) {
|
||||
if (file->next)
|
||||
fprintf(out, "\t%s \\\n", file->name);
|
||||
else
|
||||
fprintf(out, "\t%s\n", file->name);
|
||||
}
|
||||
fprintf(out, "\n%s: \\\n"
|
||||
"\t$(deps_config)\n\n", conf_get_autoconfig_name());
|
||||
|
||||
expr_list_for_each_sym(sym_env_list, e, sym) {
|
||||
struct property *prop;
|
||||
const char *value;
|
||||
|
||||
prop = sym_get_env_prop(sym);
|
||||
env_sym = prop_get_symbol(prop);
|
||||
if (!env_sym)
|
||||
continue;
|
||||
value = getenv(env_sym->name);
|
||||
if (!value)
|
||||
value = "";
|
||||
fprintf(out, "ifneq \"$(%s)\" \"%s\"\n", env_sym->name, value);
|
||||
fprintf(out, "%s: FORCE\n", conf_get_autoconfig_name());
|
||||
fprintf(out, "endif\n");
|
||||
}
|
||||
|
||||
fprintf(out, "\n$(deps_config): ;\n");
|
||||
fclose(out);
|
||||
sprintf(buf2, "%s%s", dir, name);
|
||||
rename(buf, buf2);
|
||||
return write_make_deps(NULL);
|
||||
}
|
||||
|
||||
|
||||
/* Allocate initial growable string */
|
||||
struct gstr str_new(void)
|
||||
{
|
||||
struct gstr gs;
|
||||
gs.s = malloc(sizeof(char) * 64);
|
||||
gs.len = 64;
|
||||
gs.max_width = 0;
|
||||
strcpy(gs.s, "\0");
|
||||
return gs;
|
||||
}
|
||||
|
||||
/* Allocate and assign growable string */
|
||||
struct gstr str_assign(const char *s)
|
||||
{
|
||||
struct gstr gs;
|
||||
gs.s = strdup(s);
|
||||
gs.len = strlen(s) + 1;
|
||||
gs.max_width = 0;
|
||||
return gs;
|
||||
}
|
||||
|
||||
/* Free storage for growable string */
|
||||
void str_free(struct gstr *gs)
|
||||
{
|
||||
if (gs->s)
|
||||
free(gs->s);
|
||||
gs->s = NULL;
|
||||
gs->len = 0;
|
||||
}
|
||||
|
||||
/* Append to growable string */
|
||||
void str_append(struct gstr *gs, const char *s)
|
||||
{
|
||||
size_t l;
|
||||
if (s) {
|
||||
l = strlen(gs->s) + strlen(s) + 1;
|
||||
if (l > gs->len) {
|
||||
gs->s = realloc(gs->s, l);
|
||||
gs->len = l;
|
||||
}
|
||||
strcat(gs->s, s);
|
||||
}
|
||||
}
|
||||
|
||||
/* Append printf formatted string to growable string */
|
||||
void str_printf(struct gstr *gs, const char *fmt, ...)
|
||||
{
|
||||
va_list ap;
|
||||
char s[10000]; /* big enough... */
|
||||
va_start(ap, fmt);
|
||||
vsnprintf(s, sizeof(s), fmt, ap);
|
||||
str_append(gs, s);
|
||||
va_end(ap);
|
||||
}
|
||||
|
||||
/* Retrieve value of growable string */
|
||||
const char *str_get(struct gstr *gs)
|
||||
{
|
||||
return gs->s;
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user