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Commit 49192f26 authored by Sam Ravnborg's avatar Sam Ravnborg Committed by Michal Marek
Browse files

kconfig: code refactoring in confdata.c 



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

Signed-off-by: default avatarSam Ravnborg <sam@ravnborg.org>
Signed-off-by: default avatarMichal Marek <mmarek@suse.cz>
parent c252147d

scripts/kconfig/confdata.c

+70 −67
Original line number Diff line number Diff line
@@ -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;
@@ -487,47 +545,8 @@ 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:
@@ -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: