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Kirill Smelkov
linux
Commits
0dbbc713
Commit
0dbbc713
authored
Mar 23, 2004
by
Sam Ravnborg
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kbuild: Trivial spelling / rephrasing
From: Ingo Molnar <mingo@elte.hu>
parent
0f4619a8
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Documentation/kbuild/makefiles.txt
Documentation/kbuild/makefiles.txt
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-6
scripts/basic/fixdep.c
scripts/basic/fixdep.c
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Documentation/kbuild/makefiles.txt
View file @
0dbbc713
...
@@ -119,7 +119,7 @@ more details, with real examples.
...
@@ -119,7 +119,7 @@ more details, with real examples.
obj-y += foo.o
obj-y += foo.o
This tell kbuild that there is one object in that directory named
This tell kbuild that there is one object in that directory named
foo.o. foo.o will be buil
d
from foo.c or foo.S.
foo.o. foo.o will be buil
t
from foo.c or foo.S.
If foo.o shall be built as a module, the variable obj-m is used.
If foo.o shall be built as a module, the variable obj-m is used.
Therefore the following pattern is often used:
Therefore the following pattern is often used:
...
@@ -334,7 +334,7 @@ more details, with real examples.
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@@ -334,7 +334,7 @@ more details, with real examples.
--- 3.9 Dependency tracking
--- 3.9 Dependency tracking
Kbuild track dependencies on the following:
Kbuild track
s
dependencies on the following:
1) All prerequisite files (both *.c and *.h)
1) All prerequisite files (both *.c and *.h)
2) CONFIG_ options used in all prerequisite files
2) CONFIG_ options used in all prerequisite files
3) Command-line used to compile target
3) Command-line used to compile target
...
@@ -411,7 +411,7 @@ Both possibilities are described in the following.
...
@@ -411,7 +411,7 @@ Both possibilities are described in the following.
--- 4.2 Composite Host Programs
--- 4.2 Composite Host Programs
Host programs can be made up based on composite objects.
Host programs can be made up based on composite objects.
The syntax used to define composite obje
tc
s for host programs is
The syntax used to define composite obje
ct
s for host programs is
similar to the syntax used for kernel objects.
similar to the syntax used for kernel objects.
$(<executeable>-objs) list all objects used to link the final
$(<executeable>-objs) list all objects used to link the final
executable.
executable.
...
@@ -811,7 +811,7 @@ When kbuild executes the following steps are followed (roughly):
...
@@ -811,7 +811,7 @@ When kbuild executes the following steps are followed (roughly):
extra-y
extra-y
extra-y specify additional targets created in current
extra-y specify additional targets created in
the
current
directory, in addition to any targets specified by obj-*.
directory, in addition to any targets specified by obj-*.
Listing all targets in extra-y is required for two purposes:
Listing all targets in extra-y is required for two purposes:
...
@@ -829,7 +829,7 @@ When kbuild executes the following steps are followed (roughly):
...
@@ -829,7 +829,7 @@ When kbuild executes the following steps are followed (roughly):
--- 6.6 Commands useful for building a boot image
--- 6.6 Commands useful for building a boot image
Kbuild provide a few macros that are useful when building a
Kbuild provide
s
a few macros that are useful when building a
boot image.
boot image.
if_changed
if_changed
...
@@ -872,7 +872,7 @@ When kbuild executes the following steps are followed (roughly):
...
@@ -872,7 +872,7 @@ When kbuild executes the following steps are followed (roughly):
$(obj)/setup $(obj)/bootsect: %: %.o FORCE
$(obj)/setup $(obj)/bootsect: %: %.o FORCE
$(call if_changed,ld)
$(call if_changed,ld)
In this example there
is
two possible targets, requiring different
In this example there
are
two possible targets, requiring different
options to the linker. the linker options are specified using the
options to the linker. the linker options are specified using the
LDFLAGS_$@ syntax - one for each potential target.
LDFLAGS_$@ syntax - one for each potential target.
$(targets) are assinged all potential targets, herby kbuild knows
$(targets) are assinged all potential targets, herby kbuild knows
...
...
scripts/basic/fixdep.c
View file @
0dbbc713
...
@@ -38,7 +38,7 @@
...
@@ -38,7 +38,7 @@
*
*
* The idea above dates, by the way, back to Michael E Chastain, AFAIK.
* The idea above dates, by the way, back to Michael E Chastain, AFAIK.
*
*
* So to get dependencies right, there two issues:
* So to get dependencies right, there
are
two issues:
* o if any of the files the compiler read changed, we need to rebuild
* o if any of the files the compiler read changed, we need to rebuild
* o if the command line given to the compile the file changed, we
* o if the command line given to the compile the file changed, we
* better rebuild as well.
* better rebuild as well.
...
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