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linux-next/scripts/basic
Masahiro Yamada 4003fd80cb fixdep: factor out common code for reading files
Now, do_config_files() and print_deps() are almost the same.  Only
the difference is the parser function called (parse_config_file vs
parse_dep_file).

We can reduce the code duplication by factoring out the common code
into read_file() - this function allocates a buffer and loads a file
to it.  It returns the pointer to the allocated buffer.  (As before,
it bails out by exit(2) for any error.)  The caller must free the
buffer when done.

Having empty source files is possible; fixdep should simply skip them.
I deleted the "st.st_size == 0" check, so read_file() allocates 1-byte
buffer for an empty file.  strstr() will immediately return NULL, and
this is what we expect.

On the other hand, an empty dep_file should be treated as an error.
In this case, parse_dep_file() will error out with "no targets found"
and it is a correct error message.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-01-18 09:37:38 +09:00
..
.gitignore bin2c: move bin2c in scripts/basic 2014-08-08 15:57:32 -07:00
bin2c.c scripts: Fix size mismatch of kexec_purgatory_size 2016-07-22 14:05:40 +02:00
fixdep.c fixdep: factor out common code for reading files 2018-01-18 09:37:38 +09:00
Makefile kbuild: trivial cleanups on the comments 2017-08-10 00:58:20 +09:00