From: Scott Worley <scottworley@scottworley.com>
Date: Wed, 13 Sep 2023 21:23:27 +0000 (-0700)
Subject: Pass config by reference
X-Git-Tag: v1.0.0~7
X-Git-Url: http://git.scottworley.com/tl-append/commitdiff_plain/88eed98558ddb74d08453ed4deb0e90b18ab6a25

Pass config by reference
---

diff --git a/tl-append.c b/tl-append.c
index 0650721..e302fce 100644
--- a/tl-append.c
+++ b/tl-append.c
@@ -32,8 +32,8 @@ conf_t parse_command_line(int argc, char *argv[]) {
   return conf;
 }
 
-static void read_line(conf_t conf, char *buf) {
-  if (conf.interactive)
+static void read_line(conf_t *conf, char *buf) {
+  if (conf->interactive)
     if (fputs(PROMPT, stderr) == EOF)
       die("I/O error writing prompt");
   if (fgets(buf, BUF_SIZE, stdin) == NULL) {
@@ -78,8 +78,8 @@ static void take_lock(FILE *f) {
   die_err("Couldn't take lock");
 }
 
-static void write_acknowledgment(conf_t conf) {
-  if (conf.interactive) {
+static void write_acknowledgment(conf_t *conf) {
+  if (conf->interactive) {
     if (fputs(ACKNOWLEDGE, stderr) == EOF)
       die("Error writing acknowledgment");
     if (nanosleep(&ACKNOWLEDGE_DELAY, NULL) == -1 && errno != EINTR)
@@ -87,7 +87,7 @@ static void write_acknowledgment(conf_t conf) {
   }
 }
 
-static void lock_and_write_line(conf_t conf, const char *line) {
+static void lock_and_write_line(conf_t *conf, const char *line) {
   const char *now = encode_time(time(NULL));
   FILE *f = fopen(FILENAME, "a");
 
@@ -103,8 +103,8 @@ static void lock_and_write_line(conf_t conf, const char *line) {
 int main(int argc, char *argv[]) {
   conf_t conf = parse_command_line(argc, argv);
   char buf[BUF_SIZE];
-  for (read_line(conf, buf); buf[0]; read_line(conf, buf)) {
-    lock_and_write_line(conf, buf);
+  for (read_line(&conf, buf); buf[0]; read_line(&conf, buf)) {
+    lock_and_write_line(&conf, buf);
   }
   return 0;
 }