gcc7 issues a warning about a potential overflow if left unchecked.
Signed-off-by: Andrew Gregory
---
src/pacman/pacman.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/src/pacman/pacman.c b/src/pacman/pacman.c
index 605aec3e..11b7e6f0 100644
--- a/src/pacman/pacman.c
+++ b/src/pacman/pacman.c
@@ -271,10 +271,15 @@ static void setuseragent(void)
{
char agent[101];
struct utsname un;
+ int len;
uname(&un);
- snprintf(agent, 100, "pacman/%s (%s %s) libalpm/%s",
+ len = snprintf(agent, 100, "pacman/%s (%s %s) libalpm/%s",
PACKAGE_VERSION, un.sysname, un.machine, alpm_version());
+ if(len >= 100) {
+ pm_printf(ALPM_LOG_WARNING, _("HTTP_USER_AGENT truncated\n"));
+ }
+
setenv("HTTP_USER_AGENT", agent, 0);
}
--
2.12.2