From e73e175b93431b935661a83b570f7ba856354c37 Mon Sep 17 00:00:00 2001 From: emersion Date: Fri, 11 Jan 2019 10:14:31 +0100 Subject: [PATCH] Error out when getcwd fails --- main.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/main.c b/main.c index f4e2b6a..2b6a313 100644 --- a/main.c +++ b/main.c @@ -111,7 +111,10 @@ int main(int argc, char *argv[]) { const char *pwd = mrsh_env_get(&state, "PWD", NULL); if (pwd == NULL || strlen(pwd) >= PATH_MAX) { char cwd[PATH_MAX]; - getcwd(cwd, PATH_MAX); + if (getcwd(cwd, PATH_MAX) == NULL) { + fprintf(stderr, "getcwd failed: %s\n", strerror(errno)); + return EXIT_FAILURE; + } mrsh_env_set(&state, "PWD", cwd, MRSH_VAR_ATTRIB_EXPORT); } @@ -141,7 +144,7 @@ int main(int argc, char *argv[]) { if (init_args.command_file) { fd = open(init_args.command_file, O_RDONLY | O_CLOEXEC); if (fd < 0) { - fprintf(stderr, "failed to open %s for reading: %s", + fprintf(stderr, "failed to open %s for reading: %s\n", init_args.command_file, strerror(errno)); return EXIT_FAILURE; } -- 2.24.1