From 8c7143823be42dbbf4e67d6868c8279c0711b7e8 Mon Sep 17 00:00:00 2001
From: alistair <alistair@topost.net>
Date: Fri, 12 Feb 2021 14:50:41 +1000
Subject: [PATCH] replace tabs w spaces

---
 Makefile |  6 ++++++
 cowsay.c | 40 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 46 insertions(+)

diff --git a/Makefile b/Makefile
index 9703ab1..8261ed2 100644
--- a/Makefile
+++ b/Makefile
@@ -20,6 +20,12 @@ main: cowsay.c
 static: cowsay.c
 	gcc -O3 -static cowsay.c -o cowsay
 
+cosmo: cowsay.c
+	gcc -g -O -DCOSMOPOLITAN -static -fno-pie -no-pie -mno-red-zone -nostdlib -nostdinc -o cowsay.com.dbg cowsay.c -Wl,--gc-sections -Wl,-z,max-page-size=0x1000 -fuse-ld=bfd -Wl,-T,ape.lds -include cosmopolitan.h crt.o ape.o cosmopolitan.a
+	objcopy -SO binary cowsay.com.dbg cowsay.com
+
+
+
 clean: cowsay
 	rm cowsay
 
diff --git a/cowsay.c b/cowsay.c
index 77548d6..633fb86 100644
--- a/cowsay.c
+++ b/cowsay.c
@@ -1,7 +1,13 @@
+#ifndef COSMOPOLITAN
 #include <stdio.h>
 #include <string.h>
 #include <stdbool.h>
 #include <stdlib.h>
+#endif
+
+#ifdef COSMOPOLITAN
+#include "cosmopolitan.h"
+#endif
 
 int read_file(FILE* in, char **out) {
     int size_of_buffer = 20;
@@ -274,6 +280,39 @@ void print_single_line_bubble(char *text, int len) {
 
 }
 
+int replace_tabs(char **rtext) {
+    char *text = *rtext;
+    size_t len = strlen(text);
+
+    char *tab = strstr(text, "\t");
+    int numtabs = 0;
+
+    while (tab != NULL) {
+        numtabs++;
+        tab = strstr(tab, "\t");
+    }
+
+    len += 3 * numtabs;
+    char * result = malloc(len);
+
+    int resulti = 0;
+    for (int i = 0; i < len; i++) {
+        if (text[i] == '\t') {
+            for (int j = 0; j < 4; j++) {
+                result[resulti++] = ' ';
+            }
+        } else {
+            result[resulti++] = text[i];
+        }
+    }
+
+    free(text);
+    *rtext = result;
+
+    return numtabs;
+
+};
+
 void print_speech(char *text, int width) {
 
     int len = strlen(text);
@@ -284,6 +323,7 @@ void print_speech(char *text, int width) {
     }
 
     width -= 2; // for margins
+
     wrap_text(text, width);
 
     int line_count = 0;