[A] Added xcode to the CI

.travis.yml

@@ -13,8 +13,6 @@ matrix:
       compiler: clang
       env: CC=clang
       
-
-
     # Linux / GCC
     - os: linux
       sudo: false
@@ -61,6 +59,20 @@ matrix:
           packages: ['g++-7']
 
 
+    # OSX / Clang
+    - os: osx
+      osx_image: xcode7.3
+      env: CC=clang
+
+    - os: osx
+      osx_image: xcode8.3
+      env: CC=clang
+
+    - os: osx
+      osx_image: xcode9.3
+      env: CC=clang
+      
+
 
 
 

README.md

@@ -58,14 +58,9 @@ Output:
 +---+---------+-------------+
 ```
 
-
 ### Customize table appearance
 
 ```C
-#include <stdio.h>
-#include "fort.h"
-int main(void)
-{
 ft_table_t *table = ft_create_table();
 ft_set_border_style(table, FT_DOUBLE2_STYLE);
 /* Set center alignment for the 1st column */
@@ -77,16 +72,13 @@ int main(void)
 ft_set_cell_option(table, 0, FT_ANY_COLUMN, FT_COPT_ROW_TYPE, FT_ROW_HEADER);
 ft_write_ln(table, "Movie title", "Director", "Year", "Rating");
 
-
 ft_write_ln(table, "The Shawshank Redemption", "Frank Darabont", "1994", "9.5");
 ft_write_ln(table, "The Godfather", "Francis Ford Coppola", "1972", "9.2");
 ft_write_ln(table, "12 Angry Men", "Sidney Lumet", "1957", "8.8");
 ft_write_ln(table, "2001: A Space Odyssey", "Stanley Kubrick", "1968", "8.5");
 
-
 printf("%s\n", ft_to_string(table));
 ft_destroy_table(table);
-}
 ```
 Output:
 ```text

example/main.c

@@ -61,13 +61,11 @@ void different_cell_options(void)
     ft_set_cell_option(table, 0, FT_ANY_COLUMN, FT_COPT_ROW_TYPE, FT_ROW_HEADER);
     ft_write_ln(table, "Movie title", "Director", "Year", "Rating");
 
-
     ft_write_ln(table, "The Shawshank Redemption", "Frank Darabont", "1994", "9.5");
     ft_write_ln(table, "The Godfather", "Francis Ford Coppola", "1972", "9.2");
     ft_write_ln(table, "12 Angry Men", "Sidney Lumet", "1957", "8.8");
     ft_write_ln(table, "2001: A Space Odyssey", "Stanley Kubrick", "1968", "8.5");
 
-
     printf("%s\n", ft_to_string(table));
     ft_destroy_table(table);
 }

tests/main_test.c

@@ -61,6 +61,14 @@ int main(void)
 {
     int status = 0;
 
+    /*
+     * Essential for OSX, because swprintf can fail in case of real unicode
+     * chars.
+     */
+#if defined(FT_HAVE_WCHAR)
+    setlocale(LC_CTYPE, "");
+#endif
+
 #ifdef FORT_WB_TESTING_ENABLED
     status |= run_wb_test_suit();
     fprintf(stderr, "\n");