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kconfig: code refactoring in confdata.c

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Add a a few local functions to avoid some code duplication
No functional changes.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Michal Marek <mmarek@suse.cz>
This commit is contained in:
Sam Ravnborg 2010-07-31 23:35:33 +02:00 committed by Michal Marek
parent c252147de6
commit 49192f266f
1 changed files with 70 additions and 67 deletions
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137
scripts/kconfig/confdata.c
View file

@ -399,15 +399,73 @@ int conf_read(const char *name)
return 0;
}
/* Write a S_STRING */
static void conf_write_string(bool headerfile, const char *name,
const char *str, FILE *out)
{
int l;
if (headerfile)
fprintf(out, "#define CONFIG_%s \"", name);
else
fprintf(out, "CONFIG_%s=\"", name);
while (1) {
l = strcspn(str, "\"\\");
if (l) {
fwrite(str, l, 1, out);
str += l;
}
if (!*str)
break;
fprintf(out, "\\%c", *str++);
}
fputs("\"\n", out);
}
static void conf_write_symbol(struct symbol *sym, enum symbol_type type,
FILE *out, bool write_no)
{
const char *str;
switch (type) {
case S_BOOLEAN:
case S_TRISTATE:
switch (sym_get_tristate_value(sym)) {
case no:
if (write_no)
fprintf(out, "# CONFIG_%s is not set\n", sym->name);
break;
case mod:
fprintf(out, "CONFIG_%s=m\n", sym->name);
break;
case yes:
fprintf(out, "CONFIG_%s=y\n", sym->name);
break;
}
break;
case S_STRING:
conf_write_string(false, sym->name, sym_get_string_value(sym), out);
break;
case S_HEX:
case S_INT:
str = sym_get_string_value(sym);
fprintf(out, "CONFIG_%s=%s\n", sym->name, str);
break;
case S_OTHER:
case S_UNKNOWN:
break;
}
}
int conf_write(const char *name)
{
FILE *out;
struct symbol *sym;
struct menu *menu;
const char *basename;
char dirname[128], tmpname[128], newname[128];
int type, l;
const char *str;
char dirname[128], tmpname[128], newname[128];
enum symbol_type type;
time_t now;
int use_timestamp = 1;
char *env;
@ -487,50 +545,11 @@ int conf_write(const char *name)
if (modules_sym->curr.tri == no)
type = S_BOOLEAN;
}
switch (type) {
case S_BOOLEAN:
case S_TRISTATE:
switch (sym_get_tristate_value(sym)) {
case no:
fprintf(out, "# CONFIG_%s is not set\n", sym->name);
break;
case mod:
fprintf(out, "CONFIG_%s=m\n", sym->name);
break;
case yes:
fprintf(out, "CONFIG_%s=y\n", sym->name);
break;
}
break;
case S_STRING:
str = sym_get_string_value(sym);
fprintf(out, "CONFIG_%s=\"", sym->name);
while (1) {
l = strcspn(str, "\"\\");
if (l) {
fwrite(str, l, 1, out);
str += l;
}
if (!*str)
break;
fprintf(out, "\\%c", *str++);
}
fputs("\"\n", out);
break;
case S_HEX:
str = sym_get_string_value(sym);
if (str[0] != '0' || (str[1] != 'x' && str[1] != 'X')) {
fprintf(out, "CONFIG_%s=%s\n", sym->name, str);
break;
}
case S_INT:
str = sym_get_string_value(sym);
fprintf(out, "CONFIG_%s=%s\n", sym->name, str);
break;
}
/* Write config symbol to file */
conf_write_symbol(sym, type, out, true);
}
next:
next:
if (menu->list) {
menu = menu->list;
continue;
@ -682,7 +701,7 @@ int conf_write_autoconf(void)
const char *name;
FILE *out, *tristate, *out_h;
time_t now;
int i, l;
int i;
sym_clear_all_valid();
@ -732,6 +751,11 @@ int conf_write_autoconf(void)
sym_calc_value(sym);
if (!(sym->flags & SYMBOL_WRITE) || !sym->name)
continue;
/* write symbol to config file */
conf_write_symbol(sym, sym->type, out, false);
/* update autoconf and tristate files */
switch (sym->type) {
case S_BOOLEAN:
case S_TRISTATE:
@ -739,12 +763,10 @@ int conf_write_autoconf(void)
case no:
break;
case mod:
fprintf(out, "CONFIG_%s=m\n", sym->name);
fprintf(tristate, "CONFIG_%s=M\n", sym->name);
fprintf(out_h, "#define CONFIG_%s_MODULE 1\n", sym->name);
break;
case yes:
fprintf(out, "CONFIG_%s=y\n", sym->name);
if (sym->type == S_TRISTATE)
fprintf(tristate, "CONFIG_%s=Y\n",
sym->name);
@ -753,35 +775,16 @@ int conf_write_autoconf(void)
}
break;
case S_STRING:
str = sym_get_string_value(sym);
fprintf(out, "CONFIG_%s=\"", sym->name);
fprintf(out_h, "#define CONFIG_%s \"", sym->name);
while (1) {
l = strcspn(str, "\"\\");
if (l) {
fwrite(str, l, 1, out);
fwrite(str, l, 1, out_h);
str += l;
}
if (!*str)
break;
fprintf(out, "\\%c", *str);
fprintf(out_h, "\\%c", *str);
str++;
}
fputs("\"\n", out);
fputs("\"\n", out_h);
conf_write_string(true, sym->name, sym_get_string_value(sym), out_h);
break;
case S_HEX:
str = sym_get_string_value(sym);
if (str[0] != '0' || (str[1] != 'x' && str[1] != 'X')) {
fprintf(out, "CONFIG_%s=%s\n", sym->name, str);
fprintf(out_h, "#define CONFIG_%s 0x%s\n", sym->name, str);
break;
}
case S_INT:
str = sym_get_string_value(sym);
fprintf(out, "CONFIG_%s=%s\n", sym->name, str);
fprintf(out_h, "#define CONFIG_%s %s\n", sym->name, str);
break;
default: