user/libc: prepare for OpenED port

1 files changed, 32 insertions, 0 deletions

diff --git a/src/user/lib/stdlib.c b/src/user/lib/stdlib.c
new file mode 100644
index 0000000..6018d16
--- /dev/null
+++ b/src/user/lib/stdlib.c
@@ -0,0 +1,32 @@
+#include <camellia/syscalls.h>
+#include <camellia/flags.h>
+#include <errno.h>
+#include <string.h>
+
+_Noreturn void abort(void) {
+	_syscall_exit(1);
+}
+
+int mkstemp(char *template) {
+	// TODO randomize template
+	handle_t h = _syscall_open(template, strlen(template), OPEN_CREATE);
+	if (h < 0) {
+		errno = -h;
+		return -1;
+	}
+	// TODO truncate
+	return h;
+}
+
+// TODO process env
+char *getenv(const char *name) {
+	(void)name;
+	return NULL;
+}
+
+// TODO system()
+int system(const char *cmd) {
+	(void)cmd;
+	errno = ENOSYS;
+	return -1;
+}