If flashrom is standalone and has no OS below, it can't call dmidecode

Provide empty DMI stubs for that case until someone implements our own
dmidecode subset.

Tested by Patrick Georgi on top of libpayload.

Corresponding to flashrom svn r1058.

Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Acked-by: Patrick Georgi <patrick.georgi@coresystems.de>

1 files changed, 22 insertions, 1 deletions

diff --git a/dmi.c b/dmi.c
index cde11a5..40ca85c 100644
--- a/dmi.c
+++ b/dmi.c
@@ -24,6 +24,26 @@
 
 #include "flash.h"
 
+int has_dmi_support = 0;
+
+#if STANDALONE
+
+/* Stub to indicate missing DMI functionality.
+ * has_dmi_support is 0 by default, so nothing to do here.
+ * Because dmidecode is not available on all systems, the goal is to implement
+ * the DMI subset we need directly in this file.
+ */
+void dmi_init(void)
+{
+}
+
+int dmi_match(const char *pattern)
+{
+	return 0;
+}
+
+#else /* STANDALONE */
+
 const char *dmidecode_names[] = {
 	"system-manufacturer",
 	"system-product-name",
@@ -36,7 +56,6 @@ const char *dmidecode_names[] = {
 #define DMI_COMMAND_LEN_MAX 260
 const char *dmidecode_command = "dmidecode";
 
-int has_dmi_support = 0;
 char *dmistrings[ARRAY_SIZE(dmidecode_names)];
 
 /* Strings longer than 4096 in DMI are just insane. */
@@ -172,3 +191,5 @@ int dmi_match(const char *pattern)
 
 	return 0;
 }
+
+#endif /* STANDALONE */