--- lib/libalpm/alpm.h | 34 ++++++++++++++++++++++++++++++++++ 1 files changed, 34 insertions(+), 0 deletions(-) diff --git a/lib/libalpm/alpm.h b/lib/libalpm/alpm.h index 7fa27d8..14a2782 100644 --- a/lib/libalpm/alpm.h +++ b/lib/libalpm/alpm.h @@ -593,12 +593,19 @@ int alpm_remove_pkg(pmpkg_t *pkg); * Dependencies and conflicts */ +/** @brief Types of version constraints in dependency specs. */ typedef enum _pmdepmod_t { + /** No version constraint */ PM_DEP_MOD_ANY = 1, + /** Test version equality (package=x.y.z) */ PM_DEP_MOD_EQ, + /** Test for at least a version (package>=x.y.z) */ PM_DEP_MOD_GE, + /** Test for at most a version (package<=x.y.z) */ PM_DEP_MOD_LE, + /** Test for greater than some version (package>x.y.z) */ PM_DEP_MOD_GT, + /** Test for less than some version (package<x.y.z) */ PM_DEP_MOD_LT } pmdepmod_t; @@ -617,9 +624,36 @@ const char *alpm_conflict_get_package1(pmconflict_t *conflict); const char *alpm_conflict_get_package2(pmconflict_t *conflict); const char *alpm_conflict_get_reason(pmconflict_t *conflict); +/** + * @brief Returns the type of version constraint. + * @param dep a dependency info structure + * @return the type of version constraint. + */ pmdepmod_t alpm_dep_get_mod(const pmdepend_t *dep); + +/** + * @brief Returns the package name of a dependency constraint. + * @param dep a dependency info structure + * @return a pointer to an internal string. + */ const char *alpm_dep_get_name(const pmdepend_t *dep); + +/** + * @brief Returns the version specified by a dependency constraint. + * + * The version information is stored as a string of the form + * "1.2.3-4". + * @param dep a dependency info structure + * @return a pointer to an internal string. + */ const char *alpm_dep_get_version(const pmdepend_t *dep); + +/** + * Returns a newly allocated string representing the dependency + * information. + * @param dep a dependency info structure + * @return a formatted string, e.g. "glibc>=2.12" + */ char *alpm_dep_compute_string(const pmdepend_t *dep); /* -- 1.7.4.1