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Diffstat (limited to 'doc/make.texi')
| -rw-r--r-- | doc/make.texi | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/doc/make.texi b/doc/make.texi index 8a35780..e3e5135 100644 --- a/doc/make.texi +++ b/doc/make.texi @@ -4798,6 +4798,16 @@ itself. For instance, the @samp{-t}, @samp{-n}, and @samp{-q} options, if put in one of these variables, could have disastrous consequences and would certainly have at least surprising and probably annoying effects.@refill +If you'd like to run other implementations of @code{make} in addition +to GNU @code{make}, and hence do not want to add GNU +@code{make}-specific flags to the @code{MAKEFLAGS} variable, you can +add them to the @code{GNUMAKEFLAGS} variable instead. This variable +is parsed just before @code{MAKEFLAGS}, in the same way as +@code{MAKEFLAGS}. Note, however, that when @code{make} constructs +@code{MAKEFLAGS} to pass to a recursive @code{make} it will include +all flags. GNU @code{make} never sets the @code{GNUMAKEFLAGS} +variable itself. + @node -w Option, , Options/Recursion, Recursion @subsection The @samp{--print-directory} Option @cindex directories, printing them @@ -11968,6 +11978,16 @@ recipe line: its contents may not be quoted correctly for use in the shell. Always allow recursive @code{make}'s to obtain these values through the environment from its parent. +@item GNUMAKEFLAGS + +Other flags parsed by @code{make}. You can set this in the environment or +a makefile to set @code{make} command-line flags. GNU @code{make} +never sets this variable itself. This variable is only needed if +you'd like to set GNU @code{make}-specific flags in a POSIX-compliant +makefile. This variable will be seen by GNU @code{make} and ignored +by other @code{make} implementations. It's not needed if you only use +GNU @code{make}; just use @code{MAKEFLAGS} directly. + @item MAKECMDGOALS The targets given to @code{make} on the command line. Setting this |