Refactor

Signed-off-by: Mattias Andrée <m@maandree.se>

1 files changed, 11 insertions, 4 deletions

diff --git a/src/gamma-drm.c b/src/gamma-drm.c
index 03454ae..2de0261 100644
--- a/src/gamma-drm.c
+++ b/src/gamma-drm.c
@@ -1,4 +1,5 @@
-/* redshift-ng - Automatically adjust display colour temperature according the Sun
+/*-
+ * redshift-ng - Automatically adjust display colour temperature according the Sun
  * 
  * Copyright (c) 2009-2018        Jon Lund Steffensen <jonlst@gmail.com>
  * Copyright (c) 2014-2016, 2025  Mattias Andrée <m@maandree.se>
@@ -35,6 +36,7 @@ struct drm_crtc_state {
 	uint16_t *b_gamma;
 };
 
+
 struct gamma_state {
 	int card_num;
 	int crtc_num;
@@ -57,12 +59,12 @@ drm_create(struct gamma_state **state_out)
 	return 0;
 }
 
+
 static int
 drm_start(struct gamma_state *state)
 {
 	/* Acquire access to a graphics card. */
-	long maxlen = strlen(DRM_DIR_NAME) + strlen(DRM_DEV_NAME) + 10;
-	char pathname[maxlen];
+	char pathname[STRLEN(DRM_DIR_NAME"") + STRLEN(DRM_DEV_NAME"") + 3U * sizeof(int) + 2U];
 	int crtc_count;
 	struct drm_crtc_state *crtcs;
 
@@ -169,6 +171,7 @@ drm_start(struct gamma_state *state)
 	return 0;
 }
 
+
 static void
 drm_restore(struct gamma_state *state)
 {
@@ -182,6 +185,7 @@ drm_restore(struct gamma_state *state)
 	}
 }
 
+
 static void
 drm_free(struct gamma_state *state)
 {
@@ -207,6 +211,7 @@ drm_free(struct gamma_state *state)
 	free(state);
 }
 
+
 static void
 drm_print_help(FILE *f)
 {
@@ -220,6 +225,7 @@ drm_print_help(FILE *f)
 	fputs("\n", f);
 }
 
+
 static int
 drm_set_option(struct gamma_state *state, const char *key, const char *value)
 {
@@ -239,6 +245,7 @@ drm_set_option(struct gamma_state *state, const char *key, const char *value)
 	return 0;
 }
 
+
 static int
 drm_apply(struct gamma_state *state, const struct colour_setting *setting, int preserve)
 {
@@ -283,4 +290,4 @@ drm_apply(struct gamma_state *state, const struct colour_setting *setting, int p
 }
 
 
-const struct gamma_method drm_gamma_method = GAMMA_METHOD_INIT("drm", 0, drm);
+const struct gamma_method drm_gamma_method = GAMMA_METHOD_INIT("drm", 0, 0, drm);