photomosaics

commit 188e1179ed6fcbc5a3d8b335c343f1c5607b2830
parent 742359317f9897041422dd1254495596731f45e9
Author: Wilson Gheen <wilson@wilsonrgheen.com>
Date:   Tue, 17 Jan 2023 15:15:41 -0600

Define initial deletables size as a macro

Diffstat:
M
photomosaics.c
 | 
5
+++--

1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/photomosaics.c b/photomosaics.c
@@ -24,6 +24,7 @@ typedef enum { L, UL, XU, XUL, F } NUM_TYPES;
 
 #define MAX_FN_LEN 150
 #define IMG_LIST_MAX_SIZE 5091
+#define DELETABLES_INITIAL_SIZE 50
 
 static const char *cache_filename = "/home/wilson/.cache/photomosaics/avgs";
 static char *cache_buf = NULL;
@@ -159,7 +160,7 @@ static ssize_t cache_grep(char *key) {
         /* The following 2 mallocs are guesses; will realloc later if needed */
         cache_max_size = (cache_file_size < 5822 ? 5822 : cache_file_size) + 5 * MAX_FN_LEN;
         cache_buf = malloc(cache_max_size);
-        deletables = malloc(50 * sizeof(long));
+        deletables = malloc(DELETABLES_INITIAL_SIZE * sizeof(long));
         initial_cache_size = cache_size = fread(cache_buf, 1, cache_file_size, cache_file);
         cache_buf[cache_size] = 0; /* For the initial strncat later */
 
@@ -204,7 +205,7 @@ static ssize_t cache_grep(char *key) {
             }
             /* Not up to date. Caller will create a new cache entry,
                then we will delete this line at the end of the program */
-            if(deletables_ind > 49) {
+            if(deletables_ind >= DELETABLES_INITIAL_SIZE) {
                 deletables = realloc(deletables, (deletables_ind + 1) * sizeof(deletables[0]));
                 assert_error(deletables, "realloc");
             }