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Commit 4418a2b9 authored by Jean Sacren's avatar Jean Sacren Committed by Michal Marek
Browse files

kconfig: Fix warning: ignoring return value of 'fgets' 



This fix facilitates fgets() either it returns on success or on error or
when end of file occurs.

Signed-off-by: default avatarJean Sacren <sakiwit@gmail.com>
Signed-off-by: default avatarMichal Marek <mmarek@suse.cz>
parent bf5e327a

scripts/kconfig/conf.c

+13 −2
Original line number Diff line number Diff line
@@ -108,7 +108,7 @@ static int conf_askvalue(struct symbol *sym, const char *def) 
		check_stdin();

	case oldaskconfig:

		fflush(stdout);

		fgets(line, 128, stdin);

		xfgets(line, 128, stdin);

		return 1;

	default:

		break;
@@ -306,7 +306,7 @@ static int conf_choice(struct menu *menu) 
			check_stdin();

		case oldaskconfig:

			fflush(stdout);

			fgets(line, 128, stdin);

			xfgets(line, 128, stdin);

			strip(line);

			if (line[0] == '?') {

				print_help(menu);
@@ -644,3 +644,14 @@ int main(int ac, char **av) 
	}

	return 0;

}

/*

 * Helper function to facilitate fgets() by Jean Sacren.

 */

void xfgets(str, size, in)

	char *str;

	int size;

	FILE *in;

{

	if (fgets(str, size, in) == NULL)

		fprintf(stderr, "\nError in reading or end of file.\n");

}

scripts/kconfig/lkc.h

+3 −0
Original line number Diff line number Diff line
@@ -72,6 +72,9 @@ void zconf_nextfile(const char *name); 
int zconf_lineno(void);

char *zconf_curname(void);



/* conf.c */

void xfgets(char *str, int size, FILE *in);



/* confdata.c */

const char *conf_get_configname(void);

const char *conf_get_autoconfig_name(void);