Support setting target directory in `hugo gen man`

Fixes #1627

diff --git a/commands/genman.go b/commands/genman.go
index 1992628f0dbe1ec7d0509eee6672f65e6a153abd..3dc8d3f52e4145985f97282d326ccb9778458b18 100644 (file)
--- a/commands/genman.go
+++ b/commands/genman.go
@@ -2,12 +2,15 @@ package commands
 
 import (
        "fmt"
+       "strings"
 
        "github.com/spf13/cobra"
        "github.com/spf13/hugo/helpers"
+       "github.com/spf13/hugo/hugofs"
        jww "github.com/spf13/jwalterweatherman"
 )
 
+var genmandir string
 var genmanCmd = &cobra.Command{
        Use:   "man",
        Short: "Generate man pages for the Hugo CLI",
@@ -16,15 +19,27 @@ command-line interface.  By default, it creates the man page files
 in the "man" directory under the current directory.`,
 
        Run: func(cmd *cobra.Command, args []string) {
-               genmandir := "man/"
-               cmd.Root().DisableAutoGenTag = true
                header := &cobra.GenManHeader{
                        Section: "1",
                        Manual:  "Hugo Manual",
                        Source:  fmt.Sprintf("Hugo %s", helpers.HugoVersion()),
                }
+               if !strings.HasSuffix(genmandir, helpers.FilePathSeparator) {
+                       genmandir += helpers.FilePathSeparator
+               }
+               if found, _ := helpers.Exists(genmandir, hugofs.OsFs); !found {
+                       jww.FEEDBACK.Println("Directory", genmandir, "does not exist, creating...")
+                       hugofs.OsFs.MkdirAll(genmandir, 0777)
+               }
+               cmd.Root().DisableAutoGenTag = true
+
                jww.FEEDBACK.Println("Generating Hugo man pages in", genmandir, "...")
                cmd.Root().GenManTree(header, genmandir)
+
                jww.FEEDBACK.Println("Done.")
        },
 }
+
+func init() {
+       genmanCmd.PersistentFlags().StringVar(&genmandir, "dir", "man/", "the directory to write the man pages.")
+}