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libpkgconf: pkg: add additional validation rules in post-parse phase

feature/tap-sh
William Pitcock 2017-05-19 23:37:57 -05:00
parent 0262b8251d
commit d280060ed7
1 changed files with 38 additions and 0 deletions
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38
libpkgconf/pkg.c
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@ -219,6 +219,37 @@ determine_prefix(const pkgconf_pkg_t *pkg)
return buf; return buf;
} }
typedef struct {
const char *field;
const ptrdiff_t offset;
} pkgconf_pkg_validity_check_t;
static const pkgconf_pkg_validity_check_t pkgconf_pkg_validations[] = {
{"Name", offsetof(pkgconf_pkg_t, realname)},
{"Description", offsetof(pkgconf_pkg_t, description)},
{"Version", offsetof(pkgconf_pkg_t, version)},
};
static bool
pkgconf_pkg_validate(const pkgconf_client_t *client, const pkgconf_pkg_t *pkg)
{
size_t i;
bool valid = true;
for (i = 0; i < PKGCONF_ARRAY_SIZE(pkgconf_pkg_validations); i++)
{
char **p = ((void *) pkg + pkgconf_pkg_validations[i].offset);
if (*p != NULL)
continue;
pkgconf_warn(client, "%s: warning: file does not declare a `%s' field\n", pkg->filename, pkgconf_pkg_validations[i].field);
valid = false;
}
return valid;
}
/* /*
* !doc * !doc
* *
@ -335,6 +366,13 @@ pkgconf_pkg_new_from_file(pkgconf_client_t *client, const char *filename, FILE *
fclose(f); fclose(f);
if (!pkgconf_pkg_validate(client, pkg))
{
pkgconf_warn(client, "%s: warning: skipping invalid file\n", pkg->filename);
pkgconf_pkg_free(client, pkg);
return NULL;
}
pkgconf_dependency_add(client, &pkg->provides, pkg->id, pkg->version, PKGCONF_CMP_EQUAL); pkgconf_dependency_add(client, &pkg->provides, pkg->id, pkg->version, PKGCONF_CMP_EQUAL);
return pkgconf_pkg_ref(client, pkg); return pkgconf_pkg_ref(client, pkg);