Simplify manwhere to minimal version - remove interactive mode, descriptions, verbose flags. Keep only -s section filter. Output plain names for piping to fzf.

.gitignore

@@ -0,0 +1,25 @@
+# Zig
+.zig-cache/
+zig-out/
+
+# Compiled binaries
+*.o
+*.exe
+*.so
+*.dylib
+*.dll
+
+# IDE
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# OS
+.DS_Store
+Thumbs.db
+
+# Project specific
+manwhere
+manwhere-debug

build.zig

@@ -106,12 +106,25 @@ pub fn build(b: *std.Build) void {
         std.debug.print("Error: Failed to construct install path\n", .{});
         return;
     };
-    defer b.allocator.free(install_path);
+    // Note: NOT freed - used by build system
 
-    const install_exe = b.addInstallArtifact(release_exe, .{
-        .dest_dir = .{ .override = .{ .custom = install_path } },
+    // Create install directory if it doesn't exist
+    const mkdir_cmd = b.addSystemCommand(&.{
+        "mkdir", "-p", install_path,
     });
-    release_step.dependOn(&install_exe.step);
+    release_step.dependOn(&mkdir_cmd.step);
+
+    // Build the release executable
+    const release_build = b.addInstallArtifact(release_exe, .{});
+    release_build.step.dependOn(&mkdir_cmd.step);
+    release_step.dependOn(&release_build.step);
+
+    // Copy to final destination
+    const copy_cmd = b.addSystemCommand(&.{
+        "cp", "zig-out/bin/manwhere", install_path,
+    });
+    copy_cmd.step.dependOn(&release_build.step);
+    release_step.dependOn(&copy_cmd.step);
 
     // Test step - run all unit tests
     const run_unit_tests = b.addRunArtifact(unit_tests);

src/display.zig

@@ -1,164 +0,0 @@
-const std = @import("std");
-const types = @import("types.zig");
-
-// Following Zig 0.15.1 writergate changes - buffer goes in the interface
-var stdout_buffer: [4096]u8 = undefined;
-var stdout_writer = std.fs.File.stdout().writer(&stdout_buffer);
-const stdout = &stdout_writer.interface;
-
-pub fn displayManEntry(entry: types.ManEntry) !void {
-    try stdout.print("{s} {s}({s}) - {s}\n", .{ entry.getSectionMarker(), entry.name, entry.section, entry.description });
-    if (entry.path) |path| {
-        try stdout.print("    -> {s}\n", .{path});
-    }
-    // Don't forget to flush! - per writergate guidelines
-    try stdout.flush();
-}
-
-pub fn displaySearchResults(
-    entries: types.ManEntryList,
-    config: types.SearchConfig,
-    duration_ms: f64,
-) !void {
-    if (config.verbose) {
-        if (config.target_sections) |sections| {
-            // e.g., join sections for display
-            var joined: [32]u8 = undefined;
-            var pos: usize = 0;
-            for (sections, 0..) |s, i| {
-                if (i != 0) {
-                    joined[pos] = ',';
-                    pos += 1;
-                }
-                // Copy the string into the buffer
-                @memcpy(joined[pos .. pos + s.len], s);
-                pos += s.len;
-            }
-            try stdout.print(
-                "[=] Found {d} entries matching '{s}' in section(s) {s}\n",
-                .{ entries.items.len, config.keyword, joined[0..pos] },
-            );
-            try stdout.print("[=] Found {d} entries matching '{s}'\n", .{ entries.items.len, config.keyword });
-        }
-        try stdout.print("\n", .{});
-    } else {
-        if (config.target_sections) |sections| {
-            // Join sections for display
-            var joined: [32]u8 = undefined;
-            var pos: usize = 0;
-            for (sections, 0..) |s, i| {
-                if (i != 0) {
-                    joined[pos] = ',';
-                    pos += 1;
-                }
-                @memcpy(joined[pos .. pos + s.len], s);
-                pos += s.len;
-            }
-            try stdout.print("[=] Found {d} entries matching '{s}' in section {s}\n\n", .{ entries.items.len, config.keyword, joined[0..pos] });
-        } else {
-            try stdout.print("[=] Found {d} entries matching '{s}'\n\n", .{ entries.items.len, config.keyword });
-        }
-    }
-    try stdout.flush(); // Flush header
-
-    // Iterate over entries
-    for (entries.items) |entry| {
-        try displayManEntry(entry);
-    }
-
-    if (config.verbose) {
-        try stdout.print("───────────────────────────────────────────────\n", .{});
-        try stdout.print("[=] Completed in {d:.1}ms\n", .{duration_ms});
-        try stdout.flush(); // Flush footer
-    }
-}
-
-pub fn displaySearchStart(config: types.SearchConfig) !void {
-    if (config.verbose) {
-        if (config.target_sections) |sections| {
-            // Join sections for display (same pattern as displaySearchResults)
-            var joined: [32]u8 = undefined;
-            var pos: usize = 0;
-            for (sections, 0..) |s, i| {
-                if (i != 0) {
-                    joined[pos] = ',';
-                    pos += 1;
-                }
-                @memcpy(joined[pos .. pos + s.len], s);
-                pos += s.len;
-            }
-            try stdout.print("[=] Searching for '{s}' in man pages database (section {s})...\n", .{ config.keyword, joined[0..pos] });
-        } else {
-            try stdout.print("[=] Searching for '{s}' in man pages database...\n", .{config.keyword});
-        }
-        try stdout.flush(); // Flush search start message
-    }
-}
-
-// ============================================================================
-// TESTS
-// ============================================================================
-
-test "displayManEntry - basic entry" {
-    const entry = types.ManEntry{
-        .name = "ls",
-        .section = "1",
-        .description = "list directory contents",
-        .path = null,
-    };
-    // Verify function doesn't panic
-    try displayManEntry(entry);
-}
-
-test "displaySearchResults - non-verbose no sections" {
-    var gpa = std.heap.GeneralPurposeAllocator(.{}){};
-    defer _ = gpa.deinit();
-    const allocator = gpa.allocator();
-
-    var entries = types.ManEntryList.init(allocator);
-    defer {
-        for (entries.items) |entry| {
-            allocator.free(entry.name);
-            allocator.free(entry.section);
-            allocator.free(entry.description);
-        }
-        entries.deinit();
-    }
-
-    try entries.append(types.ManEntry{
-        .name = try allocator.dupe(u8, "ls"),
-        .section = try allocator.dupe(u8, "1"),
-        .description = try allocator.dupe(u8, "list files"),
-        .path = null,
-    });
-
-    const config = types.SearchConfig{
-        .keyword = "ls",
-        .target_sections = null,
-        .show_paths = false,
-        .verbose = false,
-    };
-
-    try displaySearchResults(entries, config, 100.0);
-}
-
-test "displaySearchStart - non-verbose" {
-    const config = types.SearchConfig{
-        .keyword = "test",
-        .target_sections = null,
-        .show_paths = false,
-        .verbose = false,
-    };
-    // Should not output anything in non-verbose mode
-    try displaySearchStart(config);
-}
-
-test "displaySearchStart - verbose" {
-    const config = types.SearchConfig{
-        .keyword = "sleep",
-        .target_sections = null,
-        .show_paths = false,
-        .verbose = true,
-    };
-    try displaySearchStart(config);
-}

src/main.zig

@@ -2,53 +2,44 @@ const std = @import("std");
 const types = @import("types.zig");
 const parser = @import("parser.zig");
 const search = @import("search.zig");
-const display = @import("display.zig");
 
 pub fn main() !void {
     var gpa = std.heap.GeneralPurposeAllocator(.{}){};
     defer _ = gpa.deinit();
     const allocator = gpa.allocator();
 
-    // Following Zig 0.15.1 writergate changes - buffer goes in the interface
-    var stderr_buffer: [1024]u8 = undefined;
-    var stderr_writer = std.fs.File.stderr().writer(&stderr_buffer);
+    var stderr_buf: [1024]u8 = undefined;
+    var stderr_writer = std.fs.File.stderr().writer(&stderr_buf);
     const stderr = &stderr_writer.interface;
 
     const args = try std.process.argsAlloc(allocator);
     defer std.process.argsFree(allocator, args);
 
-    // Parse command line arguments
     const config = parser.parseArgs(allocator, args) catch |err| switch (err) {
         error.HelpRequested => return,
         error.InvalidOption, error.InvalidSection, error.MultipleKeywords, error.NoKeyword => std.process.exit(1),
         else => return err,
     };
 
-    // Display search start message
-    try display.displaySearchStart(config);
-
-    // Perform the search
-    const start_time = std.time.nanoTimestamp();
-    var entries = search.searchManPages(config.keyword, config.target_sections, config.show_paths, config.verbose, allocator, stderr) catch |err| {
+    var entries = search.searchManPages(config.keyword, config.target_sections, allocator, stderr) catch |err| {
         try stderr.print("[X] Search failed: {}\n", .{err});
-        try stderr.flush(); // Don't forget to flush!
         return;
     };
     defer {
         for (entries.items) |entry| {
-            // Free all the allocated strings from parseManLine
             allocator.free(entry.name);
             allocator.free(entry.section);
             allocator.free(entry.description);
-            if (entry.path) |path| allocator.free(path);
         }
         entries.deinit(allocator);
     }
 
-    // Calculate duration
-    const end_time = std.time.nanoTimestamp();
-    const duration_ms = @as(f64, @floatFromInt(end_time - start_time)) / 1_000_000.0;
-
-    // Display results
-    try display.displaySearchResults(entries, config, duration_ms);
+    // Print results (simple name-only format for piping)
+    var stdout_buf: [4096]u8 = undefined;
+    var stdout_writer = std.fs.File.stdout().writer(&stdout_buf);
+    const stdout = &stdout_writer.interface;
+    for (entries.items) |entry| {
+        try stdout.print("{s}\n", .{entry.name});
+    }
+    try stdout.flush();
 }

src/parser.zig

@@ -8,17 +8,12 @@ pub const HELP_TEXT =
     \\
     \\OPTIONS:
     \\  -h, --help           Show this help message
-    \\  -v, --verbose        Show timing and extra details
-    \\      --paths          Show file paths (slower)
     \\  -s, --section NUM    Only show results from section NUM (1-9)
-    \\                       Can be specified multiple times
     \\
     \\EXAMPLES:
     \\  manwhere sleep                    # find all man pages mentioning "sleep"
-    \\  manwhere -s 1 sleep               # find only commands (section 1) mentioning "sleep"
-    \\  manwhere -s 1 -s 3 sleep          # find in sections 1 and 3
-    \\  manwhere -v --paths ssl           # detailed search with paths and timing
-    \\  manwhere --section 3 printf       # find only library functions (section 3)
+    \\  manwhere sleep | fzf | xargs man  # pipe to fzf for interactive selection
+    \\  manwhere -s 1 sleep               # find only in section 1
     \\
 ;
 
@@ -31,8 +26,6 @@ pub fn parseArgs(allocator: std.mem.Allocator, args: [][:0]u8) !types.SearchConf
     var keyword: []const u8 = "";
     var sections_list = std.ArrayList([]const u8){};
     defer sections_list.deinit(allocator);
-    var show_paths = false;
-    var verbose = false;
 
     var i: usize = 1;
     while (i < args.len) : (i += 1) {
@@ -41,35 +34,20 @@ pub fn parseArgs(allocator: std.mem.Allocator, args: [][:0]u8) !types.SearchConf
         if (std.mem.eql(u8, arg, "-h") or std.mem.eql(u8, arg, "--help")) {
             print("{s}", .{HELP_TEXT});
             return error.HelpRequested;
-        } else if (std.mem.eql(u8, arg, "--paths")) {
-            show_paths = true;
-        } else if (std.mem.eql(u8, arg, "-v") or std.mem.eql(u8, arg, "--verbose")) {
-            verbose = true;
         } else if (std.mem.eql(u8, arg, "-s") or std.mem.eql(u8, arg, "--section")) {
-            // Next argument should be the section number
             if (i + 1 >= args.len) {
-                print("[X] Option {s} requires a section number (1-9)\n", .{arg});
+                print("[X] Option {s} requires a section number\n", .{arg});
                 return error.InvalidOption;
             }
             i += 1;
             const section_arg = args[i];
-
-            // Validate section number
-            if (section_arg.len == 0 or section_arg.len > 4) {
-                print("[X] Invalid section '{s}'. Use 1-9 or subsections like 3ssl\n", .{section_arg});
+            if (section_arg.len == 0 or section_arg[0] < '1' or section_arg[0] > '9') {
+                print("[X] Invalid section '{s}'\n", .{section_arg});
                 return error.InvalidSection;
             }
-
-            // Basic validation - should start with a digit 1-9
-            if (section_arg[0] < '1' or section_arg[0] > '9') {
-                print("[X] Invalid section '{s}'. Section must be 1-9\n", .{section_arg});
-                return error.InvalidSection;
-            }
-
-            // Add section to list
             try sections_list.append(allocator, section_arg);
         } else if (std.mem.startsWith(u8, arg, "-")) {
-            print("[X] Unknown option: {s}\nUse -h or --help for usage information\n", .{arg});
+            print("[X] Unknown option: {s}\n", .{arg});
             return error.InvalidOption;
         } else if (keyword.len == 0) {
             keyword = arg;
@@ -80,11 +58,10 @@ pub fn parseArgs(allocator: std.mem.Allocator, args: [][:0]u8) !types.SearchConf
     }
 
     if (keyword.len == 0) {
-        print("[X] No keyword provided\n{s}", .{HELP_TEXT});
+        print("[X] No keyword provided\n", .{});
         return error.NoKeyword;
     }
 
-    // Convert ArrayList to owned slice, or null if empty
     const target_sections = if (sections_list.items.len > 0)
         try sections_list.toOwnedSlice(allocator)
     else
@@ -93,8 +70,6 @@ pub fn parseArgs(allocator: std.mem.Allocator, args: [][:0]u8) !types.SearchConf
     return types.SearchConfig{
         .keyword = keyword,
         .target_sections = target_sections,
-        .show_paths = show_paths,
-        .verbose = verbose,
     };
 }
 
@@ -112,32 +87,6 @@ test "parseArgs - basic keyword" {
 
     try std.testing.expectEqualStrings("sleep", config.keyword);
     try std.testing.expect(config.target_sections == null);
-    try std.testing.expect(!config.show_paths);
-    try std.testing.expect(!config.verbose);
-}
-
-test "parseArgs - with verbose flag" {
-    var gpa = std.heap.GeneralPurposeAllocator(.{}){};
-    defer _ = gpa.deinit();
-    const allocator = gpa.allocator();
-
-    const args = &[_][:0]u8{ "manwhere", "-v", "ls" };
-    const config = try parseArgs(allocator, args);
-
-    try std.testing.expectEqualStrings("ls", config.keyword);
-    try std.testing.expect(config.verbose);
-}
-
-test "parseArgs - with paths flag" {
-    var gpa = std.heap.GeneralPurposeAllocator(.{}){};
-    defer _ = gpa.deinit();
-    const allocator = gpa.allocator();
-
-    const args = &[_][:0]u8{ "manwhere", "--paths", "printf" };
-    const config = try parseArgs(allocator, args);
-
-    try std.testing.expectEqualStrings("printf", config.keyword);
-    try std.testing.expect(config.show_paths);
 }
 
 test "parseArgs - with section flag" {

src/search.zig

@@ -1,61 +1,28 @@
 const std = @import("std");
 const types = @import("types.zig");
 
-// Fast man page discovery by directly scanning filesystem
-const ManSearcher = struct {
-    allocator: std.mem.Allocator,
-    entries: types.ManEntryList,
+const MAN_DIRS = [_][]const u8{
+    "/usr/share/man",
+    "/usr/local/share/man",
+    "/opt/homebrew/share/man",
+    "/opt/local/share/man",
+    "/usr/X11R6/man",
+    "/usr/pkg/man",
+};
 
-    const Self = @This();
-
-    // Common man page directories in priority order
-    const MAN_DIRS = [_][]const u8{
-        "/usr/share/man", // Standard Linux/macOS
-        "/usr/local/share/man", // Local installations
-        "/opt/homebrew/share/man", // Homebrew on macOS
-        "/opt/local/share/man", // MacPorts on macOS
-        "/usr/X11R6/man", // X11 on some systems
-        "/usr/pkg/man", // pkgsrc on NetBSD
-    };
-
-    // File extensions to look for (compressed and uncompressed)
-    const EXTENSIONS = [_][]const u8{ "", ".gz", ".bz2", ".xz", ".lz", ".Z" };
-
-    pub fn init(allocator: std.mem.Allocator) Self {
-        return Self{
-            .allocator = allocator,
-            .entries = .{},
-        };
-    }
-
-    pub fn deinit(self: *Self) void {
-        for (self.entries.items) |entry| {
-            self.allocator.free(entry.name);
-            self.allocator.free(entry.section);
-            self.allocator.free(entry.description);
-            if (entry.path) |path| self.allocator.free(path);
-        }
-        self.entries.deinit(self.allocator);
-    }
-
-    // Extract man page name and section from filename
-    fn parseManFilename(filename: []const u8) ?struct { name: []const u8, section: []const u8 } {
-        // Handle compressed extensions first
+fn parseManFilename(filename: []const u8) ?struct { name: []const u8, section: []const u8 } {
     var base_name = filename;
-        for (EXTENSIONS[1..]) |ext| { // Skip empty extension
+    for ([_][]const u8{ ".gz", ".bz2", ".xz", ".lz", ".Z" }) |ext| {
         if (std.mem.endsWith(u8, base_name, ext)) {
             base_name = base_name[0 .. base_name.len - ext.len];
             break;
         }
     }
 
-        // Find the last dot to separate name from section
     if (std.mem.lastIndexOf(u8, base_name, ".")) |dot_pos| {
         if (dot_pos > 0 and dot_pos < base_name.len - 1) {
             const name = base_name[0..dot_pos];
             const section = base_name[dot_pos + 1 ..];
-
-                // Basic validation - section should be reasonable
             if (section.len > 0 and section.len <= 4) {
                 return .{ .name = name, .section = section };
             }
@@ -63,65 +30,15 @@ const ManSearcher = struct {
     }
 
     return null;
-    }
+}
 
-    // Get description from man file header (first line parsing)
-    fn extractDescription(self: Self, file_path: []const u8) []const u8 {
-        // Try to read the first few lines to extract description
-        const file = std.fs.cwd().openFile(file_path, .{}) catch return "";
-        defer file.close();
-
-        var buffer: [1024]u8 = undefined;
-        const bytes_read = file.read(&buffer) catch return "";
-
-        if (bytes_read == 0) return "";
-
-        const content = buffer[0..bytes_read];
-
-        // For compressed files, we'd need to decompress first
-        // For now, return empty description for compressed files
-        if (std.mem.indexOf(u8, file_path, ".gz") != null or
-            std.mem.indexOf(u8, file_path, ".bz2") != null or
-            std.mem.indexOf(u8, file_path, ".xz") != null)
-        {
-            return "";
-        }
-
-        // Look for NAME section and extract description
-        var lines = std.mem.splitScalar(u8, content, '\n');
-        var in_name_section = false;
-
-        while (lines.next()) |line| {
-            const trimmed = std.mem.trim(u8, line, " \t\r\n");
-
-            if (std.mem.eql(u8, trimmed, ".SH NAME") or
-                std.mem.eql(u8, trimmed, ".SH \"NAME\""))
-            {
-                in_name_section = true;
-                continue;
-            }
-
-            if (in_name_section) {
-                if (std.mem.startsWith(u8, trimmed, ".SH")) {
-                    break; // End of NAME section
-                }
-
-                // Look for the description line (usually contains \-)
-                if (std.mem.indexOf(u8, trimmed, "\\-")) |dash_pos| {
-                    const desc_start = dash_pos + 2;
-                    if (desc_start < trimmed.len) {
-                        const desc = std.mem.trim(u8, trimmed[desc_start..], " \t");
-                        return self.allocator.dupe(u8, desc) catch "";
-                    }
-                }
-            }
-        }
-
-        return "";
-    }
-
-    // Scan a single man directory section (e.g., man1, man2, etc.)
-    fn scanManSection(self: *Self, base_dir: []const u8, section: []const u8, show_paths: bool) !void {
+fn scanManSection(
+    allocator: std.mem.Allocator,
+    entries: *types.ManEntryList,
+    base_dir: []const u8,
+    section: []const u8,
+    keyword: []const u8,
+) !void {
     var path_buffer: [512]u8 = undefined;
     const section_path = try std.fmt.bufPrint(path_buffer[0..], "{s}/man{s}", .{ base_dir, section });
 
@@ -132,201 +49,70 @@ const ManSearcher = struct {
     while (try iterator.next()) |entry| {
         if (entry.kind != .file) continue;
 
-            // Parse the filename to get name and section
         if (parseManFilename(entry.name)) |parsed| {
-                // Verify section matches directory
             if (!std.mem.eql(u8, parsed.section, section)) continue;
+            if (!keywordMatches(parsed.name, keyword)) continue;
 
-                const full_path = if (show_paths) blk: {
-                    var full_path_buf: [768]u8 = undefined;
-                    const full_path_str = try std.fmt.bufPrint(full_path_buf[0..], "{s}/{s}", .{ section_path, entry.name });
-                    break :blk try self.allocator.dupe(u8, full_path_str);
-                } else null;
-
-                // Extract description (simplified - just use empty for now)
-                // In a production implementation, you'd want to parse the man file header
-                const description = if (show_paths)
-                    self.extractDescription(full_path.?)
-                else
-                    try self.allocator.dupe(u8, "");
-
-                const man_entry = types.ManEntry{
-                    .name = try self.allocator.dupe(u8, parsed.name),
-                    .section = try self.allocator.dupe(u8, parsed.section),
-                    .description = description,
-                    .path = full_path,
-                };
-
-                try self.entries.append(self.allocator, man_entry);
+            try entries.append(allocator, .{
+                .name = try allocator.dupe(u8, parsed.name),
+                .section = try allocator.dupe(u8, parsed.section),
+                .description = try allocator.dupe(u8, ""),
+                .path = null,
+            });
         }
     }
-    }
-
-    // Main search function - much faster than man -k
-    // In the searchManPages function of ManSearcher:
-    pub fn searchManPages(
-        self: *Self,
-        keyword: []const u8,
-        target_sections: ?[]const []const u8,
-        show_paths: bool,
-        verbose: bool,
-        debug_writer: *std.Io.Writer,
-    ) !void {
-        if (verbose) {
-            try debug_writer.print("[=] Scanning man page directories directly...\n", .{});
-            try debug_writer.flush();
-        }
-
-        // Sections to scan - handle multiple sections
-        const sections = if (target_sections) |sects|
-            sects // Use provided sections array
-        else
-            &[_][]const u8{ "1", "2", "3", "4", "5", "6", "7", "8", "9", "1m", "3c", "3x", "n" };
-
-        for (MAN_DIRS) |man_dir| {
-            // Check if directory exists
-            var dir = std.fs.cwd().openDir(man_dir, .{}) catch |err| switch (@as(anyerror, err)) {
-                error.FileNotFound, error.NotDir, error.AccessDenied => continue,
-                else => return err,
-            };
-            dir.close();
-
-            if (verbose) {
-                try debug_writer.print("[=] Scanning {s}...\n", .{man_dir});
-                try debug_writer.flush();
-            }
-
-            for (sections) |section| {
-                self.scanManSection(man_dir, section, show_paths) catch |err| switch (@as(anyerror, err)) {
-                    error.FileNotFound, error.NotDir, error.AccessDenied => continue,
-                    else => return err,
-                };
-            }
-        }
-
-        // Filter by keyword (case-insensitive search in name)
-        var filtered_entries = types.ManEntryList{};
-        defer {
-            // Move entries to self.entries and clean up filtered_entries
-            self.entries.deinit(self.allocator);
-            self.entries = filtered_entries;
-        }
-
-        for (self.entries.items) |entry| {
-            // Simple case-insensitive substring search
-            var name_lower: [256]u8 = undefined;
-            var keyword_lower: [256]u8 = undefined;
-
-            if (entry.name.len < name_lower.len and keyword.len < keyword_lower.len) {
-                _ = std.ascii.lowerString(name_lower[0..entry.name.len], entry.name);
-                _ = std.ascii.lowerString(keyword_lower[0..keyword.len], keyword);
-
-                if (std.mem.indexOf(u8, name_lower[0..entry.name.len], keyword_lower[0..keyword.len]) != null) {
-                    try filtered_entries.append(self.allocator, entry);
-                } else {
-                    // Clean up unused entry
-                    self.allocator.free(entry.name);
-                    self.allocator.free(entry.section);
-                    self.allocator.free(entry.description);
-                    if (entry.path) |path| self.allocator.free(path);
-                }
-            }
-        }
-    }
-};
-
-// Updated search function that uses direct filesystem scanning
-pub fn searchManPagesFast(
-    keyword: []const u8,
-    target_section: ?[]const []const u8,
-    show_paths: bool,
-    verbose: bool,
-    allocator: std.mem.Allocator,
-    stderr: *std.Io.Writer, // Post-writergate: concrete type
-) !types.ManEntryList {
-    var searcher = ManSearcher.init(allocator);
-    defer searcher.deinit();
-
-    // Create debug writer for verbose output - using stderr for debug messages
-    try searcher.searchManPages(keyword, target_section, show_paths, verbose, stderr);
-
-    if (searcher.entries.items.len == 0) {
-        if (target_section) |sections| {
-            // Join sections for display
-            var joined: [32]u8 = undefined;
-            var pos: usize = 0;
-            for (sections, 0..) |s, i| {
-                if (i != 0) {
-                    joined[pos] = ',';
-                    pos += 1;
-                }
-                @memcpy(joined[pos .. pos + s.len], s);
-                pos += s.len;
-            }
-            try stderr.print("[X] No matches found for '{s}' in section {s}\n", .{ keyword, joined[0..pos] });
-        } else {
-            try stderr.print("[X] No matches found for '{s}'\n", .{keyword});
-        }
-        try stderr.flush(); // Don't forget to flush!
-    }
-
-    // Transfer ownership of entries
-    var result: types.ManEntryList = .{};
-    try result.appendSlice(allocator, searcher.entries.items);
-
-    // Clear the searcher entries so deinit doesn't free them
-    searcher.entries.clearRetainingCapacity();
-
-    return result;
 }
 
-// Original implementation as fallback using child process
-fn searchManPagesOriginal(
+pub fn searchManPages(
     keyword: []const u8,
-    target_section: ?[]const []const u8,
-    show_paths: bool,
-    verbose: bool,
+    target_sections: ?[]const []const u8,
     allocator: std.mem.Allocator,
-    stderr: *std.io.Writer,
+    stderr: *std.Io.Writer,
 ) !types.ManEntryList {
-    _ = show_paths;
-    _ = verbose;
-
-    var child = std.process.Child.init(&[_][]const u8{ "man", "-k", keyword }, allocator);
-    child.stdout_behavior = .Pipe;
-    child.stderr_behavior = .Ignore;
-
-    try child.spawn();
-
-    // In 0.15.1, ArrayList is unmanaged
-    var output_list = std.ArrayList(u8){};
-    defer output_list.deinit(allocator);
-
-    // Read from child stdout using the new reader interface
-    var stdout_buffer: [4096]u8 = undefined;
-    var stdout_reader_wrapper = child.stdout.?.reader(&stdout_buffer);
-    const reader = &stdout_reader_wrapper.interface;
-
-    // Read all data - use readAll or read in a loop
-    var temp_buffer: [4096]u8 = undefined;
-    while (true) {
-        const bytes_read = reader.takeByte() catch |err| switch (err) {
-            error.EndOfStream => break,
-            else => return err,
-        };
-        if (bytes_read == 0) break;
-        try output_list.appendSlice(allocator, temp_buffer[0..bytes_read]);
+    var result: types.ManEntryList = .{};
+    errdefer {
+        for (result.items) |entry| {
+            allocator.free(entry.name);
+            allocator.free(entry.section);
+            allocator.free(entry.description);
+        }
+        result.deinit(allocator);
     }
 
-    std.debug.print("ouptut_list len: {d}\n", .{output_list.items.len});
+    const sections = if (target_sections) |sects|
+        sects
+    else
+        &[_][]const u8{ "1", "2", "3", "4", "5", "6", "7", "8", "9" };
 
-    const term = try child.wait();
-    if ((term != .Exited or term.Exited != 0) and output_list.items.len == 0) {
-        if (target_section) |sections| {
-            // Join sections for display
+    var path_buffer: [512]u8 = undefined;
+
+    for (MAN_DIRS) |man_dir| {
+        var base_dir = std.fs.cwd().openDir(man_dir, .{}) catch |err| switch (@as(anyerror, err)) {
+            error.FileNotFound, error.NotDir, error.AccessDenied => continue,
+            else => return err,
+        };
+        defer base_dir.close();
+
+        for (sections) |section| {
+            const man_section_path = try std.fmt.bufPrint(path_buffer[0..], "man{s}", .{section});
+            _ = base_dir.openDir(man_section_path, .{}) catch |err| switch (@as(anyerror, err)) {
+                error.FileNotFound, error.NotDir => continue,
+                error.AccessDenied => continue,
+                else => return err,
+            };
+
+            scanManSection(allocator, &result, man_dir, section, keyword) catch |err| switch (@as(anyerror, err)) {
+                error.FileNotFound, error.NotDir, error.AccessDenied => continue,
+                else => return err,
+            };
+        }
+    }
+
+    if (result.items.len == 0) {
+        if (target_sections) |sects| {
             var joined: [32]u8 = undefined;
             var pos: usize = 0;
-            for (sections, 0..) |s, i| {
+            for (sects, 0..) |s, i| {
                 if (i != 0) {
                     joined[pos] = ',';
                     pos += 1;
@@ -339,150 +125,81 @@ fn searchManPagesOriginal(
             try stderr.print("[X] No matches found for '{s}'\n", .{keyword});
         }
         try stderr.flush();
-        return .{};
     }
 
-    var entries: types.ManEntryList = .{};
-    errdefer {
-        for (entries.items) |entry| {
-            allocator.free(entry.name);
-            allocator.free(entry.section);
-            allocator.free(entry.description);
-            if (entry.path) |path| allocator.free(path);
-        }
-        entries.deinit(allocator);
-    }
-
-    // Process output line by line
-    var line_iterator = std.mem.splitScalar(u8, output_list.items, '\n');
-    while (line_iterator.next()) |raw_line| {
-        if (raw_line.len == 0) continue;
-
-        var cleaned_buffer: [4096]u8 = undefined;
-        var cleaned_len: usize = 0;
-
-        for (raw_line) |byte| {
-            if (cleaned_len >= cleaned_buffer.len - 1) break;
-            if (byte >= 32 and byte <= 126) {
-                cleaned_buffer[cleaned_len] = byte;
-                cleaned_len += 1;
-            } else if (byte == '\t') {
-                cleaned_buffer[cleaned_len] = ' ';
-                cleaned_len += 1;
-            } else if (byte >= 128) {
-                cleaned_buffer[cleaned_len] = '?';
-                cleaned_len += 1;
-            }
-        }
-
-        // const cleaned_line = cleaned_buffer[0..cleaned_len];
-        // if (cleaned_line.len == 0) continue;
-        //
-        // _ = cleaned_line; // Your parsing logic here
-    }
-
-    return entries;
+    return result;
 }
 
-// Main search function with fallback strategy
-pub fn searchManPages(
-    keyword: []const u8,
-    target_section: ?[]const []const u8,
-    show_paths: bool,
-    verbose: bool,
-    allocator: std.mem.Allocator,
-    stderr: *std.Io.Writer, // Post-writergate: concrete type
-) !types.ManEntryList {
-    // Try fast method first, fallback to man -k if needed
-    return searchManPagesFast(keyword, target_section, show_paths, verbose, allocator, stderr) catch |err| {
-        if (verbose) {
-            try stderr.print("[W] Fast search failed ({}), falling back to man -k...\n", .{err});
-            try stderr.flush(); // Don't forget to flush!
-        }
+fn keywordMatches(name: []const u8, keyword: []const u8) bool {
+    if (name.len > 256 or keyword.len > 256) return false;
 
-        // Fallback to original man -k implementation
-        return searchManPagesOriginal(keyword, target_section, show_paths, verbose, allocator, stderr);
-    };
+    var name_lower: [256]u8 = undefined;
+    var keyword_lower: [256]u8 = undefined;
+
+    _ = std.ascii.lowerString(name_lower[0..name.len], name);
+    _ = std.ascii.lowerString(keyword_lower[0..keyword.len], keyword);
+
+    return std.mem.indexOf(u8, name_lower[0..name.len], keyword_lower[0..keyword.len]) != null;
 }
 
 // ============================================================================
 // TESTS
 // ============================================================================
 
-test "ManSearcher - basic initialization" {
-    var gpa = std.heap.GeneralPurposeAllocator(.{}){};
-    defer _ = gpa.deinit();
-    const allocator = gpa.allocator();
-
-    // Test the types ManEntryList uses
-    var entries = types.ManEntryList.init(allocator);
-    defer {
-        for (entries.items) |entry| {
-            allocator.free(entry.name);
-            allocator.free(entry.section);
-            allocator.free(entry.description);
-        }
-        entries.deinit();
-    }
-
-    try std.testing.expectEqual(@as(usize, 0), entries.items.len);
+test "parseManFilename - basic" {
+    const result = parseManFilename("ls.1");
+    try std.testing.expect(result != null);
+    try std.testing.expectEqualStrings("ls", result.?.name);
+    try std.testing.expectEqualStrings("1", result.?.section);
 }
 
-test "ManEntry - full lifecycle" {
-    var gpa = std.heap.GeneralPurposeAllocator(.{}){};
-    defer _ = gpa.deinit();
-    const allocator = gpa.allocator();
-
-    const entry = types.ManEntry{
-        .name = try allocator.dupe(u8, "grep"),
-        .section = try allocator.dupe(u8, "1"),
-        .description = try allocator.dupe(u8, "global regular expression print"),
-        .path = try allocator.dupe(u8, "/usr/share/man/man1/grep.1.gz"),
-    };
-    defer {
-        allocator.free(entry.name);
-        allocator.free(entry.section);
-        allocator.free(entry.description);
-        if (entry.path) |path| allocator.free(path);
-    }
-
-    try std.testing.expectEqualStrings("grep", entry.name);
-    try std.testing.expectEqualStrings("1", entry.section);
-    try std.testing.expectEqualStrings("global regular expression print", entry.description);
-    try std.testing.expect(entry.path != null);
-    try std.testing.expectEqualStrings("/usr/share/man/man1/grep.1.gz", entry.path.?);
+test "parseManFilename - with gz extension" {
+    const result = parseManFilename("ls.1.gz");
+    try std.testing.expect(result != null);
+    try std.testing.expectEqualStrings("ls", result.?.name);
+    try std.testing.expectEqualStrings("1", result.?.section);
 }
 
-test "ManEntryList - append multiple" {
-    var gpa = std.heap.GeneralPurposeAllocator(.{}){};
-    defer _ = gpa.deinit();
-    const allocator = gpa.allocator();
-
-    var entries = types.ManEntryList.init(allocator);
-    defer {
-        for (entries.items) |entry| {
-            allocator.free(entry.name);
-            allocator.free(entry.section);
-            allocator.free(entry.description);
-        }
-        entries.deinit();
-    }
-
-    try entries.append(types.ManEntry{
-        .name = try allocator.dupe(u8, "ls"),
-        .section = try allocator.dupe(u8, "1"),
-        .description = try allocator.dupe(u8, "list"),
-        .path = null,
-    });
-
-    try entries.append(types.ManEntry{
-        .name = try allocator.dupe(u8, "cat"),
-        .section = try allocator.dupe(u8, "1"),
-        .description = try allocator.dupe(u8, "concatenate"),
-        .path = null,
-    });
-
-    try std.testing.expectEqual(@as(usize, 2), entries.items.len);
-    try std.testing.expectEqualStrings("ls", entries.items[0].name);
-    try std.testing.expectEqualStrings("cat", entries.items[1].name);
+test "parseManFilename - library function" {
+    const result = parseManFilename("printf.3");
+    try std.testing.expect(result != null);
+    try std.testing.expectEqualStrings("printf", result.?.name);
+    try std.testing.expectEqualStrings("3", result.?.section);
+}
+
+test "parseManFilename - subsection" {
+    const result = parseManFilename("SSL_new.3ssl");
+    try std.testing.expect(result != null);
+    try std.testing.expectEqualStrings("SSL_new", result.?.name);
+    try std.testing.expectEqualStrings("3ssl", result.?.section);
+}
+
+test "parseManFilename - no extension" {
+    const result = parseManFilename("ls");
+    try std.testing.expect(result == null);
+}
+
+test "keywordMatches - exact match" {
+    try std.testing.expect(keywordMatches("ls", "ls"));
+}
+
+test "keywordMatches - case insensitive" {
+    try std.testing.expect(keywordMatches("LS", "ls"));
+    try std.testing.expect(keywordMatches("ls", "LS"));
+}
+
+test "keywordMatches - partial match" {
+    try std.testing.expect(keywordMatches("perlsec", "sec"));
+    try std.testing.expect(keywordMatches("ls", "l"));
+}
+
+test "keywordMatches - no match" {
+    try std.testing.expect(!keywordMatches("ls", "cat"));
+    try std.testing.expect(!keywordMatches("ls", "xyz"));
+}
+
+test "keywordMatches - too long strings" {
+    const long_name = "a" ** 300;
+    try std.testing.expect(!keywordMatches(long_name, "ls"));
+    try std.testing.expect(!keywordMatches("ls", long_name));
 }

src/types.zig

@@ -50,8 +50,6 @@ pub const ManEntryList = std.ArrayList(ManEntry);
 pub const SearchConfig = struct {
     keyword: []const u8,
     target_sections: ?[]const []const u8,
-    show_paths: bool,
-    verbose: bool,
 };
 
 // ============================================================================