id = 2313
title = "RISC-V KVM strerrorname_np regression breaks build on Alpine Linux"
state = "closed"
created_at = "2024-04-26T06:52:18.993Z"
closed_at = "2024-04-30T19:20:45.943Z"
labels = ["workflow::Patch available"]
url = "https://gitlab.com/qemu-project/qemu/-/issues/2313"
host-os = "Alpine Linux"
host-arch = "riscv64"
qemu-version = "9.0.0"
guest-os = "n/a"
guest-arch = "n/a"
description = """Build from source fails on Alpine Linux due to the use of the non-portable `strerrorname_np`:
```
/usr/lib/gcc/riscv64-alpine-linux-musl/13.2.1/../../../../riscv64-alpine-linux-musl/bin/ld: libqemu-riscv64-softmmu.fa.p/target_riscv_kvm_kvm-cpu.c.o: in function `kvm_cpu_realize':
kvm-cpu.c:(.text+0x538): undefined reference to `strerrorname_np'
/usr/lib/gcc/riscv64-alpine-linux-musl/13.2.1/../../../../riscv64-alpine-linux-musl/bin/ld: libqemu-riscv64-softmmu.fa.p/target_riscv_kvm_kvm-cpu.c.o: in function `kvm_cpu_instance_init':
kvm-cpu.c:(.text+0x1244): undefined reference to `strerrorname_np'
```"""
reproduce = """1. install alpine linux on a riscv64 machine
2. build qemu-9.0.0 from source.
3."""
additional = """Same problem as https://gitlab.com/qemu-project/qemu/-/issues/2041

Re-introduced with d4ff3da8f45c52670941c6e1b94e771d69d887e9 and 0d71f0a34938a6ac11953ae3dbec40113d2838a1"""