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Minor fix and code rework.
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commit
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3 changed files with 21 additions and 12 deletions
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@ -1,3 +1,10 @@
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2009-10-07 Boris Kolpackov <boris@codesynthesis.com>
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* read.c (do_undefine): Free the expanded variable name.
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* commands.c (dep_hash_cmp, set_file_variables): Move the order-only
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to normal upgrade logic from dep_hash_cmp to set_file_variables.
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2009-10-06 Boris Kolpackov <boris@codesynthesis.com>
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* dep.h (uniquize_deps): Remove.
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25
commands.c
25
commands.c
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@ -57,16 +57,7 @@ dep_hash_cmp (const void *x, const void *y)
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{
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struct dep *dx = (struct dep *) x;
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struct dep *dy = (struct dep *) y;
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int cmp = strcmp (dep_name (dx), dep_name (dy));
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/* If the names are the same but ignore_mtimes are not equal, one of these
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is an order-only prerequisite and one isn't. That means that we should
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remove the one that isn't and keep the one that is. */
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if (!cmp && dx->ignore_mtime != dy->ignore_mtime)
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dx->ignore_mtime = dy->ignore_mtime = 0;
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return cmp;
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return strcmp (dep_name (dx), dep_name (dy));
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}
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/* Set FILE's automatic variables up. */
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@ -74,7 +65,7 @@ dep_hash_cmp (const void *x, const void *y)
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void
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set_file_variables (struct file *file)
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{
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const struct dep *d;
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struct dep *d;
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const char *at, *percent, *star, *less;
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#ifndef NO_ARCHIVES
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@ -252,7 +243,7 @@ set_file_variables (struct file *file)
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/* Make sure that no dependencies are repeated in $^, $?, and $|. It
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would be natural to combine the next two loops but we can't do it
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because of a situation where we have two dep entries, the first
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is order-only and the second is normal (see dep_hash_cmp). */
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is order-only and the second is normal (see below). */
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hash_init (&dep_hash, 500, dep_hash_1, dep_hash_2, dep_hash_cmp);
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@ -264,6 +255,16 @@ set_file_variables (struct file *file)
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slot = hash_find_slot (&dep_hash, d);
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if (HASH_VACANT (*slot))
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hash_insert_at (&dep_hash, d, slot);
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else
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{
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/* Check if the two prerequisites have different ignore_mtime.
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If so then we need to "upgrade" one that is order-only. */
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struct dep* hd = (struct dep*) *slot;
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if (d->ignore_mtime != hd->ignore_mtime)
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d->ignore_mtime = hd->ignore_mtime = 0;
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}
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}
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for (d = file->deps; d != 0; d = d->next)
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1
read.c
1
read.c
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@ -1341,6 +1341,7 @@ do_undefine (char *name, enum variable_origin origin, struct ebuffer *ebuf)
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p[1] = '\0';
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undefine_variable_global (name, p - name + 1, origin);
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free (var);
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}
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/* Execute a `define' directive.
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