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More backend/library abstraction and generalization: turn the

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list_parts() and list_programmers() functions into general list
iteration functions that call a caller-supplied callback for each
element.  Implement list_parts() and list_programmers() as private
functions in main.c based on that approach.


git-svn-id: svn://svn.savannah.nongnu.org/avrdude/trunk/avrdude@724 81a1dc3b-b13d-400b-aceb-764788c761c2
This commit is contained in:
Joerg Wunsch
2007-01-29 20:41:47 +00:00
parent 6e1e55406f
commit 2682d0a227
6 changed files with 97 additions and 15 deletions
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21
pgm.c
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@@ -199,17 +199,24 @@ PROGRAMMER * locate_programmer(LISTID programmers, char * configid)
return NULL;
}
void list_programmers(FILE * f, char * prefix, LISTID programmers)
/*
* Iterate over the list of programmers given as "programmers", and
* call the callback function cb for each entry found. cb is being
* passed the following arguments:
* . the name of the programmer (for -c)
* . the descriptive text given in the config file
* . the name of the config file this programmer has been defined in
* . the line number of the config file this programmer has been defined at
* . the "cookie" passed into walk_programmers() (opaque client data)
*/
void walk_programmers(LISTID programmers, walk_programmers_cb cb, void *cookie)
{
LNODEID ln1;
PROGRAMMER * p;
for (ln1=lfirst(programmers); ln1; ln1=lnext(ln1)) {
for (ln1 = lfirst(programmers); ln1; ln1 = lnext(ln1)) {
p = ldata(ln1);
fprintf(f, "%s%-8s = %-30s [%s:%d]\n",
prefix, (char *)ldata(lfirst(p->id)), p->desc,
p->config_file, p->lineno);
cb((char *)ldata(lfirst(p->id)), p->desc, p->config_file, p->lineno, cookie);
}
return;
}