version.c File Reference

#include <string.h>
#include <ctype.h>
#include "util.h"

Include dependency graph for version.c:

Functions
static void	parseEVR (char *evr, const char **ep, const char **vp, const char **rp)
	Some functions in this file have been adopted from the rpm source, notably 'rpmvercmp' located at lib/rpmvercmp.c and 'parseEVR' located at lib/rpmds.c.
static int	rpmvercmp (const char *a, const char *b)
	Compare alpha and numeric segments of two versions.
int	alpm_pkg_vercmp (const char *a, const char *b)
	Compare two version strings and determine which one is 'newer'.

Function Documentation

parseEVR()

static void parseEVR ( char * evr, const char ** ep, const char ** vp, const char ** rp )

static

Some functions in this file have been adopted from the rpm source, notably 'rpmvercmp' located at lib/rpmvercmp.c and 'parseEVR' located at lib/rpmds.c.

It was most recently updated against rpm version 4.8.1. Small modifications have been made to make it more consistent with the libalpm coding style. Split EVR into epoch, version, and release components.

Parameters

evr	[epoch:]version[-release] string

Return values

*ep	pointer to epoch
*vp	pointer to version
*rp	pointer to release

Referenced by alpm_pkg_vercmp().

rpmvercmp()

static int rpmvercmp ( const char * a, const char * b )

static

Compare alpha and numeric segments of two versions.

return 1: a is newer than b 0: a and b are the same version -1: b is newer than a

Referenced by alpm_pkg_vercmp().