shared: efivars - fix compile on non-EFI systems

systemctl and logind were unconditionally using functions that were not compiled
on non-EFI systems. Add stubs returning -EOPNOTSUPP to fix compile again.

2 files changed, 84 insertions, 10 deletions

diff --git a/src/shared/efivars.c b/src/shared/efivars.c
index 2a925f3970..d34d977b9a 100644
--- a/src/shared/efivars.c
+++ b/src/shared/efivars.c
@@ -447,16 +447,6 @@ static uint16_t *tilt_slashes(uint16_t *s) {
         return s;
 }
 
-char *efi_tilt_backslashes(char *s) {
-        char *p;
-
-        for (p = s; *p; p++)
-                if (*p == '\\')
-                        *p = '/';
-
-        return s;
-}
-
 int efi_add_boot_option(uint16_t id, const char *title,
                         uint32_t part, uint64_t pstart, uint64_t psize,
                         sd_id128_t part_uuid, const char *path) {
@@ -687,3 +677,13 @@ int efi_loader_get_device_part_uuid(sd_id128_t *u) {
 }
 
 #endif
+
+char *efi_tilt_backslashes(char *s) {
+        char *p;
+
+        for (p = s; *p; p++)
+                if (*p == '\\')
+                        *p = '/';
+
+        return s;
+}
diff --git a/src/shared/efivars.h b/src/shared/efivars.h
index 420013a61d..aad499362b 100644
--- a/src/shared/efivars.h
+++ b/src/shared/efivars.h
@@ -32,6 +32,8 @@
 #define EFI_VARIABLE_BOOTSERVICE_ACCESS 0x0000000000000002
 #define EFI_VARIABLE_RUNTIME_ACCESS     0x0000000000000004
 
+#ifdef HAVE_EFI
+
 bool is_efi_boot(void);
 bool is_efi_secure_boot(void);
 bool is_efi_secure_boot_setup_mode(void);
@@ -53,4 +55,76 @@ int efi_get_boot_options(uint16_t **options);
 int efi_loader_get_device_part_uuid(sd_id128_t *u);
 int efi_loader_get_boot_usec(usec_t *firmware, usec_t *loader);
 
+#else
+
+static inline bool is_efi_boot(void) {
+        return false;
+}
+
+static inline bool is_efi_secure_boot(void) {
+        return false;
+}
+
+static inline bool is_efi_secure_boot_setup_mode(void) {
+        return false;
+}
+
+static inline int efi_reboot_to_firmware_supported(void) {
+        return -EOPNOTSUPP;
+}
+
+static inline int efi_get_reboot_to_firmware(void) {
+        return -EOPNOTSUPP;
+}
+
+static inline int efi_set_reboot_to_firmware(bool value) {
+        return -EOPNOTSUPP;
+}
+
+static inline int efi_get_variable(sd_id128_t vendor, const char *name, uint32_t *attribute, void **value, size_t *size) {
+        return -EOPNOTSUPP;
+}
+
+static inline int efi_set_variable(sd_id128_t vendor, const char *name, const void *value, size_t size) {
+        return -EOPNOTSUPP;
+}
+
+static inline int efi_get_variable_string(sd_id128_t vendor, const char *name, char **p) {
+        return -EOPNOTSUPP;
+}
+
+static inline int efi_get_boot_option(uint16_t nr, char **title, sd_id128_t *part_uuid, char **path, bool *active) {
+        return -EOPNOTSUPP;
+}
+
+static inline int efi_add_boot_option(uint16_t id, const char *title, uint32_t part, uint64_t pstart, uint64_t psize, sd_id128_t part_uuid, const char *path) {
+        return -EOPNOTSUPP;
+}
+
+static inline int efi_remove_boot_option(uint16_t id) {
+        return -EOPNOTSUPP;
+}
+
+static inline int efi_get_boot_order(uint16_t **order) {
+        return -EOPNOTSUPP;
+}
+
+static inline int efi_set_boot_order(uint16_t *order, size_t n) {
+        return -EOPNOTSUPP;
+}
+
+static inline int efi_get_boot_options(uint16_t **options) {
+        return -EOPNOTSUPP;
+}
+
+static inline int efi_loader_get_device_part_uuid(sd_id128_t *u) {
+        return -EOPNOTSUPP;
+}
+
+static inline int efi_loader_get_boot_usec(usec_t *firmware, usec_t *loader) {
+        return -EOPNOTSUPP;
+}
+
+#endif
+
 char *efi_tilt_backslashes(char *s);