1 files changed, 42 insertions, 0 deletions
diff --git a/edit.c b/edit.c
new file mode 100644
index 0000000..9017831
--- /dev/null
+++ b/edit.c
@@ -0,0 +1,42 @@
+#include "weekly.h"
+
+int edit_file(const char *filename) {
+    char editor[255] = {0};
+    char editor_cmd[PATH_MAX] = {0};
+    int result;
+    const char *user_editor;
+
+    // Allow the user to override the default editor (vi/notepad)
+    user_editor = getenv("EDITOR");
+    char *editor_path;
+    if (user_editor != NULL) {
+        sprintf(editor, "%s", user_editor);
+    } else {
+        editor_path = find_program("vim");
+        if (editor_path != NULL) {
+            sprintf(editor, "\"%s\"", editor_path);
+        }
+#if HAVE_WINDOWS
+        else {
+            strcpy(editor, "notepad");
+        }
+#endif
+    }
+
+    if (!strlen(editor)) {
+        fprintf(stderr, "Unable to find editor: %s\n", editor);
+        exit(1);
+    }
+
+    // Tell editor to jump to the end of the file (when supported)
+    // Standard 'vi' does not support '+'
+    if(strstr(editor, "vim")) {
+        strcat(editor, " +");
+    } else if (strstr(editor, "nano") != NULL) {
+        strcat(editor, " +9999");
+    }
+
+    sprintf(editor_cmd, "%s %s", editor, filename);
+    result = system(editor_cmd);
+    return result;
+}