Signed-off-by: Sebastian Nowicki <[email protected]>
---
lib/libalpm/package.c | 16 +++++++++++++---
1 files changed, 13 insertions(+), 3 deletions(-)
diff --git a/lib/libalpm/package.c b/lib/libalpm/package.c
index 0060300..717d32c 100644
--- a/lib/libalpm/package.c
+++ b/lib/libalpm/package.c
@@ -488,12 +488,15 @@ void SYMEXPORT *alpm_pkg_changelog_open(pmpkg_t *pkg)
/**
* Read data from an open changelog 'file stream'. Similar to fread in
- * functionality, this function takes a buffer and amount of data to read.
+ * functionality, this function takes a buffer and amount of data to read. If
an
+ * error occurs pm_errno will be set.
+ *
* @param ptr a buffer to fill with raw changelog data
* @param size the size of the buffer
* @param pkg the package that the changelog is being read from
* @param fp a 'file stream' to the package changelog
- * @return the number of characters read, or 0 if there is no more data
+ * @return the number of characters read, or 0 if there is no more data or an
+ * error occurred.
*/
size_t SYMEXPORT alpm_pkg_changelog_read(void *ptr, size_t size,
const pmpkg_t *pkg, const void *fp)
@@ -502,7 +505,14 @@ size_t SYMEXPORT alpm_pkg_changelog_read(void *ptr, size_t
size,
if(pkg->origin == PKG_FROM_CACHE) {
ret = fread(ptr, 1, size, (FILE*)fp);
} else if(pkg->origin == PKG_FROM_FILE) {
- ret = archive_read_data((struct archive*)fp, ptr, size);
+ ssize_t sret = archive_read_data((struct archive*)fp, ptr,
size);
+ /* Report error (negative values) */
+ if(sret < 0) {
+ pm_errno = PM_ERR_LIBARCHIVE;
+ ret = 0;
+ } else {
+ ret = (size_t)sret;
+ }
}
return(ret);
}
--
1.7.2.2
