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* doc/make.texi (Call Function): Apply consistent formatting

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Cao jin 2017-06-27 15:49:41 +08:00 committed by Paul Smith
parent c5c02accb7
commit 97a8d9b45a
1 changed files with 4 additions and 4 deletions
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doc/make.texi
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@ -7991,7 +7991,7 @@ foo = $(call reverse,a,b)
@end smallexample
@noindent
Here @var{foo} will contain @samp{b a}.
Here @code{foo} will contain @samp{b a}.
This one is slightly more interesting: it defines a macro to search for
the first instance of a program in @code{PATH}:
@ -8003,7 +8003,7 @@ LS := $(call pathsearch,ls)
@end smallexample
@noindent
Now the variable LS contains @code{/bin/ls} or similar.
Now the variable @code{LS} contains @code{/bin/ls} or similar.
The @code{call} function can be nested. Each recursive invocation gets
its own local values for @code{$(1)}, etc.@: that mask the values of
@ -8014,14 +8014,14 @@ higher-level @code{call}. For example, here is an implementation of a
map = $(foreach a,$(2),$(call $(1),$(a)))
@end smallexample
Now you can @var{map} a function that normally takes only one argument,
Now you can @code{map} a function that normally takes only one argument,
such as @code{origin}, to multiple values in one step:
@smallexample
o = $(call map,origin,o map MAKE)
@end smallexample
and end up with @var{o} containing something like @samp{file file default}.
and end up with @code{o} containing something like @samp{file file default}.
A final caution: be careful when adding whitespace to the arguments to
@code{call}. As with other functions, any whitespace contained in the