generate.bat: Use buildconf.bat for prerequisite file generation

projects/generate.bat

@@ -46,18 +46,6 @@ rem If you need to set the errorlevel do this instead: CALL :seterr [#]
   rem Check we are running from a curl git repository
   if not exist ..\GIT-INFO goto norepo
 
-  rem Detect programs. HAVE_<PROGNAME>
-  rem When not found the variable is set undefined. The undefined pattern
-  rem allows for statements like "if not defined HAVE_PERL (command)"
-  groff --version <NUL 1>NUL 2>&1
-  if %ERRORLEVEL% equ 0 (set HAVE_GROFF=Y) else (set HAVE_GROFF=)
-  nroff --version <NUL 1>NUL 2>&1
-  if %ERRORLEVEL% equ 0 (set HAVE_NROFF=Y) else (set HAVE_NROFF=)
-  perl --version <NUL 1>NUL 2>&1
-  if %ERRORLEVEL% equ 0 (set HAVE_PERL=Y) else (set HAVE_PERL=)
-  gzip --version <NUL 1>NUL 2>&1
-  if %ERRORLEVEL% equ 0 (set HAVE_GZIP=Y) else (set HAVE_GZIP=)
-
 :parseArgs
   if "%~1" == "" goto start
 
@@ -90,16 +78,14 @@ rem If you need to set the errorlevel do this instead: CALL :seterr [#]
   ) else (
     goto unknown
   )
+
   shift & goto parseArgs
  
 :start
   if "%MODE%" == "GENERATE" (
-    echo.
-    echo Generating prerequisite files
-    call :gen_curlbuild
-    if errorlevel 1 goto nogencurlbuild
-    call :gen_hugehelp
-    if errorlevel 1 goto nogenhugehelp
+    call ..\buildconf
+  ) else if "%VERSION%" == "PRE" (
+    call ..\buildconf -clean
   ) else if "%VERSION%" == "ALL" (
     call ..\buildconf -clean
   )
@@ -394,64 +380,6 @@ rem
 
   exit /B
 
-rem CALL this function to generate ..\src\tool_hugehelp.c
-rem Returns exit code 0 on success or 1 on failure.
-:gen_hugehelp
-  setlocal
-  set LC_ALL=C
-  set ROFFCMD=
-  if defined HAVE_PERL (
-    if defined HAVE_GROFF (
-      set ROFFCMD=groff -mtty-char -Tascii -P-c -man
-    ) else if defined HAVE_NROFF (
-      set ROFFCMD=nroff -c -Tascii -man
-    )
-  )
-  echo * %CD%\..\src\tool_hugehelp.c
-  echo #include "tool_setup.h"> ..\src\tool_hugehelp.c
-  echo #include "tool_hugehelp.h">> ..\src\tool_hugehelp.c
-  if defined ROFFCMD (
-    if defined HAVE_GZIP (
-      echo #ifndef HAVE_LIBZ>> ..\src\tool_hugehelp.c
-    )
-    %ROFFCMD% ..\docs\curl.1 2>NUL | perl ..\src\mkhelp.pl ..\docs\MANUAL >> ..\src\tool_hugehelp.c
-    if defined HAVE_GZIP (
-      echo #else>> ..\src\tool_hugehelp.c
-      %ROFFCMD% ..\docs\curl.1 2>NUL | perl ..\src\mkhelp.pl -c ..\docs\MANUAL >> ..\src\tool_hugehelp.c
-      echo #endif /^* HAVE_LIBZ ^*/>> ..\src\tool_hugehelp.c
-    )
-  ) else (
-    echo.
-    echo Warning: The curl manual could not be integrated in the source. This means when
-    echo you build curl the manual will not be available (curl --man^). Integration of
-    echo the manual is not required and a summary of the options will still be available
-    echo (curl --help^). To integrate the manual your PATH is required to have
-    echo groff/nroff, perl and optionally gzip for compression.
-    echo.
-    echo void hugehelp(void^)>> ..\src\tool_hugehelp.c
-    echo #ifdef USE_MANUAL>> ..\src\tool_hugehelp.c
-    echo { fputs("built-in manual not included\n", stdout^); }>> ..\src\tool_hugehelp.c
-    echo #else>> ..\src\tool_hugehelp.c
-    echo {}>> ..\src\tool_hugehelp.c
-    echo #endif>> ..\src\tool_hugehelp.c
-  )
-  findstr "/C:void hugehelp(void)" ..\src\tool_hugehelp.c 1>NUL 2>&1
-  if %ERRORLEVEL% neq 0 (
-    exit /B 1
-  )
-  exit /B 0
-
-rem CALL this function to generate ..\include\curl\curlbuild.h
-rem Returns exit code 0 on success or 1 on failure.
-:gen_curlbuild
-  setlocal
-  echo * %CD%\..\include\curl\curlbuild.h
-  copy /y ..\include\curl\curlbuild.h.dist ..\include\curl\curlbuild.h 1>NUL
-  if %ERRORLEVEL% neq 0 (
-    exit /B 1
-  )
-  exit /B 0
-
 :syntax
   rem Display the help
   echo.
@@ -492,16 +420,6 @@ rem Returns exit code 0 on success or 1 on failure.
   echo Error: This batch file should only be used from a curl git repository
   goto error
 
-:nogencurlbuild
-  echo.
-  echo Error: Unable to generate ..\include\curl\curlbuild.h
-  goto error
-
-:nogenhugehelp
-  echo.
-  echo Error: Unable to generate ..\src\tool_hugehelp.c
-  goto error
-
 :seterr
   rem Set the caller's errorlevel.
   rem %1[opt]: Errorlevel as integer.