use an environment variable for the file

1 files changed, 6 insertions, 4 deletions

diff --git a/booki.c b/booki.c
index fc6468f..7a1e41d 100644
--- a/booki.c
+++ b/booki.c
@@ -7,7 +7,6 @@
 #include <sys/wait.h>
 #include <unistd.h>
 
-#define BOOKI_FILE_REL ".local/share/booki/books.toml"
 #define EDIT_FILE "tmp.toml"
 
 #define MAX_SEARCH_OPTS 5
@@ -555,9 +554,12 @@ void help(bool err) {
 
 int main(int argc, char* argv[]) {
 
-    char* home = getenv("HOME");
-    char booki_file[strlen(home) + strlen(BOOKI_FILE_REL) + 1];
-    sprintf(booki_file, "%s/%s", home, BOOKI_FILE_REL);
+    char* booki_file = getenv("BOOKI_FILE");
+    if (!booki_file) {
+        printf("expecting BOOKI_FILE variable\n");
+        return 1;
+    }
+
     char** remaining = NULL;
 
     if (argc == 1) {