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dtc: Implement -d option to write out a dependency file

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This will allow callers to rebuild .dtb files when any of the /include/d
.dtsi files are modified, not just the top-level .dts file.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Stephen Warren 2012-01-12 11:31:00 -07:00 • committed by Jon Loeliger
parent 97b909f852
commit 69df9f0de2
9 changed files with 40 additions and 1 deletions
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4
srcpos.c
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@ -40,6 +40,7 @@ static char *dirname(const char *path)
return NULL;
}
FILE *depfile; /* = NULL */
struct srcfile_state *current_srcfile; /* = NULL */
/* Detect infinite include recursion. */
@ -67,6 +68,9 @@ FILE *srcfile_relative_open(const char *fname, char **fullnamep)
strerror(errno));
}
if (depfile)
fprintf(depfile, " %s", fullname);
if (fullnamep)
*fullnamep = fullname;
else