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-rw-r--r--lib/libalpm/package.c43
-rw-r--r--lib/libalpm/package.h1
2 files changed, 44 insertions, 0 deletions
diff --git a/lib/libalpm/package.c b/lib/libalpm/package.c
index 622fd99b..7e0854de 100644
--- a/lib/libalpm/package.c
+++ b/lib/libalpm/package.c
@@ -338,4 +338,47 @@ int pkg_isin(pmpkg_t *needle, PMList *haystack)
return(0);
}
+int pkg_splitname(char *target, char *name, char *version)
+{
+ char tmp[(PKG_NAME_LEN-1)+1+(PKG_VERSION_LEN-1)+7+1];
+ char *p, *q;
+
+ if(target == NULL) {
+ return(-1);
+ }
+
+ /* trim path name (if any) */
+ if((p = strrchr(target, '/')) == NULL) {
+ p = target;
+ } else {
+ p++;
+ }
+ STRNCPY(tmp, p, (PKG_NAME_LEN-1)+1+(PKG_VERSION_LEN-1)+7+1);
+ /* trim file extension (if any) */
+ if((p = strstr(tmp, PM_EXT_PKG))) {
+ *p = 0;
+ }
+
+ p = tmp + strlen(tmp);
+
+ for(q = --p; *q && *q != '-'; q--);
+ if(*q != '-' || q == tmp) {
+ return(-1);
+ }
+ for(p = --q; *p && *p != '-'; p--);
+ if(*p != '-' || p == tmp) {
+ return(-1);
+ }
+ if(version) {
+ STRNCPY(version, p+1, PKG_VERSION_LEN);
+ }
+ *p = 0;
+
+ if(name) {
+ STRNCPY(name, tmp, PKG_NAME_LEN);
+ }
+
+ return(0);
+}
+
/* vim: set ts=2 sw=2 noet: */
diff --git a/lib/libalpm/package.h b/lib/libalpm/package.h
index 8c28a06a..aedb9b63 100644
--- a/lib/libalpm/package.h
+++ b/lib/libalpm/package.h
@@ -84,6 +84,7 @@ void pkg_free(pmpkg_t *pkg);
pmpkg_t *pkg_load(char *pkgfile);
int pkg_cmp(const void *p1, const void *p2);
int pkg_isin(pmpkg_t *needle, PMList *haystack);
+int pkg_splitname(char *target, char *name, char *version);
#endif /* _ALPM_PACKAGE_H */