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-rw-r--r--scripts/kconfig/preprocess.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/scripts/kconfig/preprocess.c b/scripts/kconfig/preprocess.c
index 56aa1f0bad04..5ee58eeb9a7d 100644
--- a/scripts/kconfig/preprocess.c
+++ b/scripts/kconfig/preprocess.c
@@ -106,6 +106,21 @@ struct function {
char *(*func)(int argc, char *argv[]);
};
+static char *do_error_if(int argc, char *argv[])
+{
+ if (!strcmp(argv[0], "y"))
+ pperror("%s", argv[1]);
+
+ return NULL;
+}
+
+static char *do_info(int argc, char *argv[])
+{
+ printf("%s\n", argv[0]);
+
+ return xstrdup("");
+}
+
static char *do_shell(int argc, char *argv[])
{
FILE *p;
@@ -146,9 +161,21 @@ static char *do_shell(int argc, char *argv[])
return xstrdup(buf);
}
+static char *do_warning_if(int argc, char *argv[])
+{
+ if (!strcmp(argv[0], "y"))
+ fprintf(stderr, "%s:%d: %s\n",
+ current_file->name, yylineno, argv[1]);
+
+ return xstrdup("");
+}
+
static const struct function function_table[] = {
/* Name MIN MAX Function */
+ { "error-if", 2, 2, do_error_if },
+ { "info", 1, 1, do_info },
{ "shell", 1, 1, do_shell },
+ { "warning-if", 2, 2, do_warning_if },
};
#define FUNCTION_MAX_ARGS 16