dropshell release 2025.0521.1906

source/CMakeLists.txt

@@ -2,6 +2,7 @@ cmake_minimum_required(VERSION 3.10)
 project(dropshell VERSION 1.0.0 LANGUAGES CXX)
 
 set(CMAKE_CXX_STANDARD 23)
+set(CMAKE_C_STANDARD 23)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
 # Set default build type to Release if not specified

source/src/commands/create-service.cpp

@@ -94,7 +94,7 @@ namespace dropshell
         std::string line;
         while (std::getline(readme_file, line))
         {
-            info << substitute_provided_key_value_pairs(line, all_env_vars) << std::endl;
+            rawout << substitute_provided_key_value_pairs(line, all_env_vars) << std::endl;
         }
         return true;
     }

source/src/commands/help.cpp

@@ -55,6 +55,11 @@ void help_autocomplete(const CommandContext& ctx) {
 }
 
 void show_command(const std::string& cmd) { 
+    // get console width
+    int width = get_console_width() - 6; // 5 for [INF] + 1 for space
+    int firstcol = 34;
+    int secondcol = width - firstcol - 3;
+
     const auto& cmd_info = CommandRegistry::instance().find_command(cmd); 
     if (!cmd_info) 
     {
@@ -62,9 +67,22 @@ void show_command(const std::string& cmd) {
         return;
     }
 
-    info << "  ";
-    info << left_align(cmd_info->help_usage, 32);
-    info << cmd_info->help_description << std::endl;
+    if (cmd_info->help_usage.length() < width-secondcol)
+    {
+        std::string remaining_description = cmd_info->help_description;
+
+        info << "  " << left_align(cmd_info->help_usage, firstcol) << get_line_wrap(remaining_description, secondcol);
+        while (!remaining_description.empty())
+            info << "   " << left_align(" ",firstcol) << get_line_wrap(remaining_description, secondcol-1);
+    }
+    else
+    {
+        info << "  " << cmd_info->help_usage << std::endl;
+        std::string remaining_description = cmd_info->help_description;
+        info << "  " << left_align(" ",firstcol) << get_line_wrap(remaining_description, secondcol);
+        while (!remaining_description.empty())
+            info << "   " << left_align(" ",firstcol) << get_line_wrap(remaining_description, secondcol-1);
+    }
 }
 
 extern const std::string VERSION;
@@ -106,7 +124,7 @@ int help_handler(const CommandContext& ctx) {
     if (ctx.args.size() > 0)
         return show_command_help(ctx.args[0]);
 
-    info << std::endl;
+    std::cout << std::endl;
     maketitle("DropShell version " + VERSION);
     info << std::endl;
     info << "A tool for managing remote servers, by " << AUTHOR << std::endl;
@@ -120,16 +138,17 @@ int help_handler(const CommandContext& ctx) {
     {
         // show more!
         show_command("list");
-        std::cout << std::endl;
+        info << std::endl;
         show_command("install");
         show_command("uninstall");
         show_command("nuke");
-        std::cout << std::endl;
+        info << std::endl;
         show_command("start");
         show_command("stop");
-        std::cout << std::endl;
+        info << std::endl;
         show_command("ssh");
-        std::cout << std::endl;
+        info << std::endl;
+        show_command("create-service");
     }
     return 0;
 }

source/src/utils/output.cpp

@@ -42,7 +42,7 @@ namespace dropshell
             std::lock_guard<std::mutex> lock(output_mutex);
             if (c == EOF)
                 return !EOF;
-            if (at_line_start_ && c != '\n')
+            if (at_line_start_) // && c != '\n')
             {
                 dest_ << GREY << tag_ << RESET << ' ' << colour_;
                 at_line_start_ = false;

source/src/utils/utils.cpp

@@ -7,6 +7,8 @@
 #include <filesystem>
 #include <regex>
 #include <random>
+#include <sys/ioctl.h>
+#include <unistd.h>
 
 namespace dropshell {
 
@@ -388,4 +390,46 @@ std::string substitute_provided_key_value_pairs(std::string str, const std::map<
     return result;
 }
 
+int get_console_width()
+{
+    struct winsize w;
+    if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &w) == 0) {
+        return w.ws_col;
+    }
+    // Fallback to a reasonable default if we can't get the width
+    return 80;
+}
+
+std::string remove_return(std::string str)
+{
+    str.erase(std::remove(str.begin(), str.end(), '\n'), str.end());
+    return str;
+}
+
+std::string get_line_wrap(std::string &src, int maxchars)
+{
+    if (src.empty())
+        return "";
+
+    if (src.length() <= maxchars)
+    {
+        std::string out = src;
+        src.erase();
+        return remove_return(out) + '\n';
+    }
+
+    // find last whitespace up to but not more than maxchars
+    size_t grab_to=maxchars;
+    size_t lastreturn = src.rfind('\n', maxchars);
+    size_t lastspace = src.rfind(' ', maxchars);
+    if (lastreturn != std::string::npos)
+        grab_to = lastreturn;
+    else if (lastspace != std::string::npos)
+        grab_to = lastspace;
+
+    std::string out = src.substr(0, grab_to);
+    src = src.substr(grab_to + 1);
+    return remove_return(out) + '\n';
+}
+
 } // namespace dropshell 

source/src/utils/utils.hpp

@@ -55,4 +55,8 @@ std::string center_align(const std::string & str, int width);
 std::string replace_with_environment_variables_like_bash(std::string str);
 std::string substitute_provided_key_value_pairs(std::string str, const std::map<std::string, std::string> & env_vars);
 
+int get_console_width();
+
+std::string get_line_wrap(std::string & src, int maxchars);
+
 } // namespace dropshell