From 2b7d50e91412caed55699c2572d9861b37b80307 Mon Sep 17 00:00:00 2001
From: Nikita Ivanov <nikita.vyach.ivanov@gmail.com>
Date: Wed, 8 Jun 2022 15:26:14 +0500
Subject: [PATCH] Minor

---
 ctpv.c  | 13 +++++++++----
 error.c |  2 ++
 lexer.h |  2 +-
 3 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/ctpv.c b/ctpv.c
index 9b59d80..13e58d0 100644
--- a/ctpv.c
+++ b/ctpv.c
@@ -257,8 +257,8 @@ static int list(void)
 
     width_name += 2, width_ext += 2;
 
-    puts("List of available previews:");
-    printf("\t%-*s %-*s %s\n", width_name, header_name, width_ext, header_ext,
+    puts("List of available previews:\n");
+    printf("\t%-*s %-*s %s\n\n", width_name, header_name, width_ext, header_ext,
            header_mime);
 
     for (size_t i = 0; i < len; i++) {
@@ -281,7 +281,7 @@ static int list(void)
                s);
     }
 
-    puts("\nNote: '" ANY_TYPE "' means that it matches any.");
+    puts("\nNote: '" ANY_TYPE "' means that it matches any.\n");
 
     return OK;
 }
@@ -290,6 +290,11 @@ static int mime(int argc, char *argv[])
 {
     const char *f, *mimetype;
 
+    if (argc <= 0) {
+        print_error("files are not specified");
+        return ERR;
+    }
+
     for (int i = 0; i < argc; i++) {
         f = argv[i];
         ERRCHK_RET_OK(check_file(f));
@@ -300,7 +305,7 @@ static int mime(int argc, char *argv[])
         ERRCHK_RET(!mimetype);
 
         if (argc > 1)
-            printf("%s: ", f);
+            printf("%s:\t", f);
 
         printf(".%s ", get_ext(f));
         puts(mimetype);
diff --git a/error.c b/error.c
index 10194b7..3fba05e 100644
--- a/error.c
+++ b/error.c
@@ -5,6 +5,8 @@
 
 void print_error(const char *error_msg)
 {
+    /* We print errors to stdout because lf file manager
+     * doesn't print stderr in the preview window. */
     fprintf(stdout, "%s: %s\n", program, error_msg);
 }
 
diff --git a/lexer.h b/lexer.h
index 08a6a17..678d01d 100644
--- a/lexer.h
+++ b/lexer.h
@@ -5,7 +5,7 @@
 #include <stdlib.h>
 
 #define PARSEERROR(c, format, ...)                 \
-    print_errorf("config:%u:%u " format, (c).line, \
+    print_errorf("config:%u:%u: " format, (c).line, \
                  (c).col __VA_OPT__(, ) __VA_ARGS__)
 
 typedef struct Lexer Lexer;