Реализовал базовые функции генератора журнала изменений

changelog-gen.tcl

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+#!/bin/sh
+# Tcl ignores the next line -*- tcl -*- \
+exec tclsh "$0" -- "$@"
+
+######################################################################
+#                ProjMan 2
+#        Distributed under GNU Public License
+# Author: Sergey Kalinin svk@nuk-svk.ru
+# Copyright (c) "SVK", 2024, https://nuk-svk.ru
+#######################################################################
+# Changelog generator from the Git commit history.
+# For DEB and RPM packages
+# usage a git command:
+# 
+#    git log --abbrev-commit --all --pretty='%h, %ad, %an, %ae, %s, %b'
+#######################################################################
+
+# puts $tcl_platform(platform)
+
+# Use whereis command for finding the git executable file.
+# for unix-like operating systems
+proc GetGitCommandUnix {} {
+    global gitCommand
+    set cmd "whereis -b git"
+    catch "exec $cmd" result
+    # puts $result
+    if {$result ne ""} {
+        set fields [split $result ":"]
+        # puts $fields
+        if {[lindex $fields 1] ne ""} {
+            # puts [lindex $fields 1]
+	        set gitCommand "[string trim [lindex $fields 1]]"
+		} else {
+            puts "GIT command not found"
+            exit
+        }
+    }
+}
+
+# Setting the git-command for windows family OS
+proc GetGitCommandWindows {} {
+    global gitCommand
+    set gitCommand "c:/git/bin/git.exe"
+}
+
+switch $tcl_platform(platform) {
+    unix     {GetGitCommandUnix}
+    windows  {GetGitCommandWindows}
+}
+
+proc ReadGitLog {} {
+    global gitCommand
+    set cmd exec
+    lappend cmd "$gitCommand"
+    lappend cmd "log"
+    lappend cmd "--abbrev-commit"
+    lappend cmd "--all"
+    lappend cmd "--pretty='%h, %ad, %an, %ae, %s, %b'"
+    # puts $cmd
+    catch $cmd pipe
+    # puts $pipe
+    set outBuffer ""
+    foreach line [split $pipe "\n"] {
+        # set line [string trim $line]
+        set line [string trim [string trim $line] {'}] 
+        if {[regexp -nocase -all -- {^[0-9a-z]+} $line match]} {
+            if {$outBuffer ne ""} {
+                # puts $outBuffer
+                lappend res $outBuffer
+            }
+            set outBuffer $line
+        } else {
+            if {$line ne ""} {
+                append outBuffer ". " $line
+            }
+        }
+    }
+    # puts $res
+    return $res
+}
+
+proc GenerateChangelogDEB {} {
+    puts "GenerateChangelogDEB"
+    set lastCommitTimeStamp ""
+    set commiter ""
+    set commitText ""
+    # ReadGitLog
+    set lst [lsort -decreasing [ReadGitLog]]
+    # puts [lindex $lst 0]
+    # exit
+    foreach line $lst {
+        set record [split $line ","]
+        # puts [lindex $record 1]
+        if {$lastCommitTimeStamp eq ""} {
+            set lastCommitTimeStamp [string trim [lindex $record 1]]
+        }
+        # set timeStamp set s [clock scan {Mon Jan 22 17:30:28 2018 +0300}] -format {%a %b %e %H:%M:%S %Y %z”}
+        
+        if {$commiter ne [lindex $record 2]} {
+            puts "\n \[ [string trim $commiter] \]"
+            set commiter [lindex $record 2]
+        }
+        
+        set commitTex [lindex $record 4]
+        puts "  * $commitTex"
+
+    }
+    puts $lastCommitTimeStamp
+}
+
+proc GenerateChangelogRPM {} {
+    puts "GenerateChangelogRPM"
+    
+}
+
+proc GenerateChangelogTXT {} {
+    puts "GenerateChangelogTXT"
+    
+}
+# puts [ReadGitLog]
+
+proc ShowHelp {} {
+    puts "\nChangelog generator from the Git commit history. For DEB and RPM packages"
+    puts "Usage:\n"
+    puts "\tchangelog-gen.tcl {DEB RPM TXT}\n"
+    puts "Where{DEB RPM TXT} - changelog format for same packages. The list can be either complete or from any number of elements.\nDefault is a TXT"    
+}
+
+if { $::argc > 1 } {
+    foreach arg $::argv {
+        switch -glob -nocase $arg {
+            DEB {GenerateChangelogDEB}
+            RPM {GenerateChangelogRPM}
+            TXT {GenerateChangelogTXT}
+            *help {ShowHelp}
+        }
+    }
+} else {
+    GenerateChangelogTXT
+}
+