From 62e45906f1ffcaa2e3039a4306c01465c3eadfd8 Mon Sep 17 00:00:00 2001
From: Thorsten Töpper <atsutane@freethoughts.de>
Date: Sun, 15 Jun 2025 23:55:47 +0200
Subject: Spread code into multiple files.

---
 src/output.c | 87 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 src/output.c

(limited to 'src/output.c')

diff --git a/src/output.c b/src/output.c
new file mode 100644
index 0000000..9dd274b
--- /dev/null
+++ b/src/output.c
@@ -0,0 +1,87 @@
+/* SPDX-License-Identifier: Apache-2.0 */
+
+/* Copyright 2025 Thorsten Töpper
+ *
+ * vim:ts=4:sw=4:expandtab
+ */
+
+#include <unistd.h>
+#include <ctype.h>
+#include <time.h>
+#include <sys/ioctl.h>
+
+#include "output.h"
+#include "options.h"
+
+
+
+inline int fputc_all_cols(char c, FILE *fdout) {
+    struct winsize terminal;
+    ioctl(STDOUT_FILENO, TIOCGWINSZ, &terminal);
+    return fputc_width_x(c, ((terminal.ws_col == 0) ? 72 : terminal.ws_col), fdout);
+}
+
+
+/* Not the most performant way, but during output the time critical tasks are already done. */
+inline int fputc_width_x(char c, size_t x, FILE *fdout) {
+    size_t i=0;
+
+    if (fdout == NULL) {
+        LOGERR("ERROR: No output stream given.\n");
+        return EOF;
+    }
+
+    if ( ! isprint(c) ) { c = '?'; }
+
+    for (i=0; i<x; i++) {
+        if (fputc(c, fdout) == EOF) {
+            LOGERR("ERROR: Failed to write char 0x%02X to stream %d\n", c, fdout->_fileno);
+            return EOF;
+        }
+    }
+
+    return 1;
+}
+
+
+/* The most simple default output, formatted output is planned */
+void print_list(struct list_head *list) {
+    struct list_head *lh = list;
+    struct list_node *ptr;
+    struct tm *tm = NULL;
+    char timestamp[128];
+    size_t total_size = 0;
+
+    if (list == NULL) return;
+    if (option_sort_reverse_order) {
+        lh = create_list_sort_reversed(list);
+        /* be tolerant */
+        if (lh == NULL) {
+            lh = list;
+        }
+    }
+
+    ptr = lh->first;
+    while (ptr != NULL) {
+        printf(" %8lu %2s ", ((ptr->fsize>=1024) ? (ptr->fsize/1024) : ptr->fsize),
+                ((ptr->fsize >= 1024) ? "kB" : ""));
+
+        tm = localtime(&ptr->ftime);
+        if (option_timestamp_long) {
+            strftime(timestamp, sizeof(timestamp), "%Y%m%d %H:%M:%S %Z", tm);
+            printf(" %20s ", timestamp);
+        } else {
+            strftime(timestamp, sizeof(timestamp), "%H:%M:%S", tm);
+            printf(" %8s ", timestamp);
+        }
+        printf(" %s\n", ptr->fname);
+        total_size += ptr->fsize;
+        ptr = ptr->next;
+    }
+    fputc_all_cols('=', stdout);
+    printf("\nTotal size: %lu %s\n", ((total_size>1024) ? total_size/1024 : total_size),
+            ((total_size >= 1024) ? "kB" : ""));
+
+    if (lh != list) destroy_list(lh);
+}
+
-- 
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