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libalpm/deps.c : split alpm_depcmp.

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That function wasn't big, but this might be useful
for later refactoring of the search for satisfier code.

Signed-off-by: Chantry Xavier <shiningxc@gmail.com>
Signed-off-by: Dan McGee <dan@archlinux.org>
This commit is contained in:
Chantry Xavier 2007-07-16 18:27:42 +02:00 committed by Dan McGee
parent c68d3cc38a
commit 240bdf5971
1 changed files with 29 additions and 16 deletions
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45
lib/libalpm/deps.c
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@ -443,25 +443,38 @@ alpm_list_t *_alpm_checkdeps(pmdb_t *db, pmtranstype_t op,
return(baddeps);
}
static int _alpm_dep_vercmp(const char *version1, pmdepmod_t mod,
const char *version2)
{
int equal = 0;
if(mod == PM_DEP_MOD_ANY) {
equal = 1;
} else {
int cmp = _alpm_versioncmp(version1, version2);
switch(mod) {
case PM_DEP_MOD_EQ: equal = (cmp == 0); break;
case PM_DEP_MOD_GE: equal = (cmp >= 0); break;
case PM_DEP_MOD_LE: equal = (cmp <= 0); break;
default: equal = 1; break;
}
}
return(equal);
}
int SYMEXPORT alpm_depcmp(pmpkg_t *pkg, pmdepend_t *dep)
{
int equal = 0;
ALPM_LOG_FUNC;
if(strcmp(pkg->name, dep->name) == 0
|| alpm_list_find_str(alpm_pkg_get_provides(pkg), dep->name)) {
if(dep->mod == PM_DEP_MOD_ANY) {
equal = 1;
} else {
int cmp = _alpm_versioncmp(alpm_pkg_get_version(pkg), dep->version);
switch(dep->mod) {
case PM_DEP_MOD_EQ: equal = (cmp == 0); break;
case PM_DEP_MOD_GE: equal = (cmp >= 0); break;
case PM_DEP_MOD_LE: equal = (cmp <= 0); break;
default: equal = 1; break;
}
}
const char *pkgname = alpm_pkg_get_name(pkg);
const char *pkgversion = alpm_pkg_get_version(pkg);
if(strcmp(pkgname, dep->name) == 0
|| alpm_list_find_str(alpm_pkg_get_provides(pkg), dep->name)) {
equal = _alpm_dep_vercmp(pkgversion, dep->mod, dep->version);
char *mod = "~=";
switch(dep->mod) {
@ -473,16 +486,16 @@ int SYMEXPORT alpm_depcmp(pmpkg_t *pkg, pmdepend_t *dep)
if(strlen(dep->version) > 0) {
_alpm_log(PM_LOG_DEBUG, "depcmp: %s-%s %s %s-%s => %s",
alpm_pkg_get_name(pkg), alpm_pkg_get_version(pkg),
pkgname, pkgversion,
mod, dep->name, dep->version, (equal ? "match" : "no match"));
} else {
_alpm_log(PM_LOG_DEBUG, "depcmp: %s-%s %s %s => %s",
alpm_pkg_get_name(pkg), alpm_pkg_get_version(pkg),
pkgname, pkgversion,
mod, dep->name, (equal ? "match" : "no match"));
}
}
return equal;
return(equal);
}
pmdepend_t SYMEXPORT *alpm_splitdep(const char *depstring)