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authorAndrew Gregory <andrew.gregory.8@gmail.com>2015-03-25 05:54:26 -0400
committerAllan McRae <allan@archlinux.org>2015-03-26 14:44:14 +1000
commite374e6829cea3512f0b4a4069c5a6168f0f8d8a0 (patch)
treecd639ca7f5428b46f118eaeacbe06b7863c18582 /lib/libalpm
parent721b785e73333bdbd1b4ba3b0505cc14918064ad (diff)
close stdin before running install scripts
libalpm does not guarantee that script output will be presented to the user or that stdin will be connected to a terminal. Close stdin so that scripts do not attempt to use it for user interaction. Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com> Signed-off-by: Allan McRae <allan@archlinux.org>
Diffstat (limited to 'lib/libalpm')
-rw-r--r--lib/libalpm/util.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/libalpm/util.c b/lib/libalpm/util.c
index 4d851327..26d091b6 100644
--- a/lib/libalpm/util.c
+++ b/lib/libalpm/util.c
@@ -536,6 +536,7 @@ int _alpm_run_chroot(alpm_handle_t *handle, const char *cmd, char *const argv[])
if(pid == 0) {
/* this code runs for the child only (the actual chroot/exec) */
+ close(0);
close(1);
close(2);
while(dup2(pipefd[1], 1) == -1 && errno == EINTR);