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-rw-r--r--tools/testing/selftests/nolibc/Makefile111
-rw-r--r--tools/testing/selftests/nolibc/nolibc-test.c608
2 files changed, 547 insertions, 172 deletions
diff --git a/tools/testing/selftests/nolibc/Makefile b/tools/testing/selftests/nolibc/Makefile
index 1b7b3c82f8ad..dfe66776a331 100644
--- a/tools/testing/selftests/nolibc/Makefile
+++ b/tools/testing/selftests/nolibc/Makefile
@@ -14,6 +14,31 @@ include $(srctree)/scripts/subarch.include
ARCH = $(SUBARCH)
endif
+# XARCH extends the kernel's ARCH with a few variants of the same
+# architecture that only differ by the configuration, the toolchain
+# and the Qemu program used. It is copied as-is into ARCH except for
+# a few specific values which are mapped like this:
+#
+# XARCH | ARCH | config
+# -------------|-----------|-------------------------
+# ppc | powerpc | 32 bits
+# ppc64 | powerpc | 64 bits big endian
+# ppc64le | powerpc | 64 bits little endian
+#
+# It is recommended to only use XARCH, though it does not harm if
+# ARCH is already set. For simplicity, ARCH is sufficient for all
+# architectures where both are equal.
+
+# configure default variants for target kernel supported architectures
+XARCH_powerpc = ppc
+XARCH = $(or $(XARCH_$(ARCH)),$(ARCH))
+
+# map from user input variants to their kernel supported architectures
+ARCH_ppc = powerpc
+ARCH_ppc64 = powerpc
+ARCH_ppc64le = powerpc
+ARCH := $(or $(ARCH_$(XARCH)),$(XARCH))
+
# kernel image names by architecture
IMAGE_i386 = arch/x86/boot/bzImage
IMAGE_x86_64 = arch/x86/boot/bzImage
@@ -21,10 +46,13 @@ IMAGE_x86 = arch/x86/boot/bzImage
IMAGE_arm64 = arch/arm64/boot/Image
IMAGE_arm = arch/arm/boot/zImage
IMAGE_mips = vmlinuz
+IMAGE_ppc = vmlinux
+IMAGE_ppc64 = vmlinux
+IMAGE_ppc64le = arch/powerpc/boot/zImage
IMAGE_riscv = arch/riscv/boot/Image
IMAGE_s390 = arch/s390/boot/bzImage
IMAGE_loongarch = arch/loongarch/boot/vmlinuz.efi
-IMAGE = $(IMAGE_$(ARCH))
+IMAGE = $(IMAGE_$(XARCH))
IMAGE_NAME = $(notdir $(IMAGE))
# default kernel configurations that appear to be usable
@@ -34,10 +62,13 @@ DEFCONFIG_x86 = defconfig
DEFCONFIG_arm64 = defconfig
DEFCONFIG_arm = multi_v7_defconfig
DEFCONFIG_mips = malta_defconfig
+DEFCONFIG_ppc = pmac32_defconfig
+DEFCONFIG_ppc64 = powernv_be_defconfig
+DEFCONFIG_ppc64le = powernv_defconfig
DEFCONFIG_riscv = defconfig
DEFCONFIG_s390 = defconfig
DEFCONFIG_loongarch = defconfig
-DEFCONFIG = $(DEFCONFIG_$(ARCH))
+DEFCONFIG = $(DEFCONFIG_$(XARCH))
# optional tests to run (default = all)
TEST =
@@ -49,10 +80,13 @@ QEMU_ARCH_x86 = x86_64
QEMU_ARCH_arm64 = aarch64
QEMU_ARCH_arm = arm
QEMU_ARCH_mips = mipsel # works with malta_defconfig
+QEMU_ARCH_ppc = ppc
+QEMU_ARCH_ppc64 = ppc64
+QEMU_ARCH_ppc64le = ppc64le
QEMU_ARCH_riscv = riscv64
QEMU_ARCH_s390 = s390x
QEMU_ARCH_loongarch = loongarch64
-QEMU_ARCH = $(QEMU_ARCH_$(ARCH))
+QEMU_ARCH = $(QEMU_ARCH_$(XARCH))
# QEMU_ARGS : some arch-specific args to pass to qemu
QEMU_ARGS_i386 = -M pc -append "console=ttyS0,9600 i8042.noaux panic=-1 $(TEST:%=NOLIBC_TEST=%)"
@@ -61,10 +95,13 @@ QEMU_ARGS_x86 = -M pc -append "console=ttyS0,9600 i8042.noaux panic=-1 $(
QEMU_ARGS_arm64 = -M virt -cpu cortex-a53 -append "panic=-1 $(TEST:%=NOLIBC_TEST=%)"
QEMU_ARGS_arm = -M virt -append "panic=-1 $(TEST:%=NOLIBC_TEST=%)"
QEMU_ARGS_mips = -M malta -append "panic=-1 $(TEST:%=NOLIBC_TEST=%)"
+QEMU_ARGS_ppc = -M g3beige -append "console=ttyS0 panic=-1 $(TEST:%=NOLIBC_TEST=%)"
+QEMU_ARGS_ppc64 = -M powernv -append "console=hvc0 panic=-1 $(TEST:%=NOLIBC_TEST=%)"
+QEMU_ARGS_ppc64le = -M powernv -append "console=hvc0 panic=-1 $(TEST:%=NOLIBC_TEST=%)"
QEMU_ARGS_riscv = -M virt -append "console=ttyS0 panic=-1 $(TEST:%=NOLIBC_TEST=%)"
QEMU_ARGS_s390 = -M s390-ccw-virtio -m 1G -append "console=ttyS0 panic=-1 $(TEST:%=NOLIBC_TEST=%)"
QEMU_ARGS_loongarch = -M virt -append "console=ttyS0,115200 panic=-1 $(TEST:%=NOLIBC_TEST=%)"
-QEMU_ARGS = $(QEMU_ARGS_$(ARCH)) $(QEMU_ARGS_EXTRA)
+QEMU_ARGS = $(QEMU_ARGS_$(XARCH)) $(QEMU_ARGS_EXTRA)
# OUTPUT is only set when run from the main makefile, otherwise
# it defaults to this nolibc directory.
@@ -76,13 +113,21 @@ else
Q=@
endif
+CFLAGS_ppc = -m32 -mbig-endian -mno-vsx $(call cc-option,-mmultiple)
+CFLAGS_ppc64 = -m64 -mbig-endian -mno-vsx $(call cc-option,-mmultiple)
+CFLAGS_ppc64le = -m64 -mlittle-endian -mno-vsx $(call cc-option,-mabi=elfv2)
CFLAGS_s390 = -m64
CFLAGS_mips = -EL
CFLAGS_STACKPROTECTOR ?= $(call cc-option,-mstack-protector-guard=global $(call cc-option,-fstack-protector-all))
-CFLAGS ?= -Os -fno-ident -fno-asynchronous-unwind-tables -std=c89 \
+CFLAGS ?= -Os -fno-ident -fno-asynchronous-unwind-tables -std=c89 -W -Wall -Wextra \
$(call cc-option,-fno-stack-protector) \
- $(CFLAGS_$(ARCH)) $(CFLAGS_STACKPROTECTOR)
-LDFLAGS := -s
+ $(CFLAGS_$(XARCH)) $(CFLAGS_STACKPROTECTOR)
+LDFLAGS :=
+
+REPORT ?= awk '/\[OK\][\r]*$$/{p++} /\[FAIL\][\r]*$$/{if (!f) printf("\n"); f++; print;} /\[SKIPPED\][\r]*$$/{s++} \
+ END{ printf("\n%3d test(s): %3d passed, %3d skipped, %3d failed => status: ", p+s+f, p, s, f); \
+ if (f) printf("failure\n"); else if (s) printf("warning\n"); else printf("success\n");; \
+ printf("\nSee all results in %s\n", ARGV[1]); }'
help:
@echo "Supported targets under selftests/nolibc:"
@@ -91,24 +136,25 @@ help:
@echo " sysroot create the nolibc sysroot here (uses \$$ARCH)"
@echo " nolibc-test build the executable (uses \$$CC and \$$CROSS_COMPILE)"
@echo " libc-test build an executable using the compiler's default libc instead"
- @echo " run-user runs the executable under QEMU (uses \$$ARCH, \$$TEST)"
+ @echo " run-user runs the executable under QEMU (uses \$$XARCH, \$$TEST)"
@echo " initramfs prepare the initramfs with nolibc-test"
- @echo " defconfig create a fresh new default config (uses \$$ARCH)"
- @echo " kernel (re)build the kernel with the initramfs (uses \$$ARCH)"
- @echo " run runs the kernel in QEMU after building it (uses \$$ARCH, \$$TEST)"
- @echo " rerun runs a previously prebuilt kernel in QEMU (uses \$$ARCH, \$$TEST)"
+ @echo " defconfig create a fresh new default config (uses \$$XARCH)"
+ @echo " kernel (re)build the kernel with the initramfs (uses \$$XARCH)"
+ @echo " run runs the kernel in QEMU after building it (uses \$$XARCH, \$$TEST)"
+ @echo " rerun runs a previously prebuilt kernel in QEMU (uses \$$XARCH, \$$TEST)"
@echo " clean clean the sysroot, initramfs, build and output files"
@echo ""
@echo "The output file is \"run.out\". Test ranges may be passed using \$$TEST."
@echo ""
@echo "Currently using the following variables:"
@echo " ARCH = $(ARCH)"
+ @echo " XARCH = $(XARCH)"
@echo " CROSS_COMPILE = $(CROSS_COMPILE)"
@echo " CC = $(CC)"
@echo " OUTPUT = $(OUTPUT)"
@echo " TEST = $(TEST)"
- @echo " QEMU_ARCH = $(if $(QEMU_ARCH),$(QEMU_ARCH),UNKNOWN_ARCH) [determined from \$$ARCH]"
- @echo " IMAGE_NAME = $(if $(IMAGE_NAME),$(IMAGE_NAME),UNKNOWN_ARCH) [determined from \$$ARCH]"
+ @echo " QEMU_ARCH = $(if $(QEMU_ARCH),$(QEMU_ARCH),UNKNOWN_ARCH) [determined from \$$XARCH]"
+ @echo " IMAGE_NAME = $(if $(IMAGE_NAME),$(IMAGE_NAME),UNKNOWN_ARCH) [determined from \$$XARCH]"
@echo ""
all: run
@@ -121,20 +167,33 @@ sysroot/$(ARCH)/include:
$(Q)$(MAKE) -C ../../../include/nolibc ARCH=$(ARCH) OUTPUT=$(CURDIR)/sysroot/ headers_standalone
$(Q)mv sysroot/sysroot sysroot/$(ARCH)
+ifneq ($(NOLIBC_SYSROOT),0)
nolibc-test: nolibc-test.c sysroot/$(ARCH)/include
$(QUIET_CC)$(CC) $(CFLAGS) $(LDFLAGS) -o $@ \
-nostdlib -static -Isysroot/$(ARCH)/include $< -lgcc
+else
+nolibc-test: nolibc-test.c
+ $(QUIET_CC)$(CC) $(CFLAGS) $(LDFLAGS) -o $@ \
+ -nostdlib -static -include ../../../include/nolibc/nolibc.h $< -lgcc
+endif
libc-test: nolibc-test.c
- $(QUIET_CC)$(CC) -o $@ $<
+ $(QUIET_CC)$(HOSTCC) -o $@ $<
+
+# local libc-test
+run-libc-test: libc-test
+ $(Q)./libc-test > "$(CURDIR)/run.out" || :
+ $(Q)$(REPORT) $(CURDIR)/run.out
+
+# local nolibc-test
+run-nolibc-test: nolibc-test
+ $(Q)./nolibc-test > "$(CURDIR)/run.out" || :
+ $(Q)$(REPORT) $(CURDIR)/run.out
# qemu user-land test
run-user: nolibc-test
$(Q)qemu-$(QEMU_ARCH) ./nolibc-test > "$(CURDIR)/run.out" || :
- $(Q)awk '/\[OK\][\r]*$$/{p++} /\[FAIL\][\r]*$$/{f++} /\[SKIPPED\][\r]*$$/{s++} \
- END{ printf("%d test(s) passed, %d skipped, %d failed.", p, s, f); \
- if (s+f > 0) printf(" See all results in %s\n", ARGV[1]); else print; }' \
- $(CURDIR)/run.out
+ $(Q)$(REPORT) $(CURDIR)/run.out
initramfs: nolibc-test
$(QUIET_MKDIR)mkdir -p initramfs
@@ -150,18 +209,16 @@ kernel: initramfs
# run the tests after building the kernel
run: kernel
$(Q)qemu-system-$(QEMU_ARCH) -display none -no-reboot -kernel "$(srctree)/$(IMAGE)" -serial stdio $(QEMU_ARGS) > "$(CURDIR)/run.out"
- $(Q)awk '/\[OK\][\r]*$$/{p++} /\[FAIL\][\r]*$$/{f++} /\[SKIPPED\][\r]*$$/{s++} \
- END{ printf("%d test(s) passed, %d skipped, %d failed.", p, s, f); \
- if (s+f > 0) printf(" See all results in %s\n", ARGV[1]); else print; }' \
- $(CURDIR)/run.out
+ $(Q)$(REPORT) $(CURDIR)/run.out
# re-run the tests from an existing kernel
rerun:
$(Q)qemu-system-$(QEMU_ARCH) -display none -no-reboot -kernel "$(srctree)/$(IMAGE)" -serial stdio $(QEMU_ARGS) > "$(CURDIR)/run.out"
- $(Q)awk '/\[OK\][\r]*$$/{p++} /\[FAIL\][\r]*$$/{f++} /\[SKIPPED\][\r]*$$/{s++} \
- END{ printf("%d test(s) passed, %d skipped, %d failed.", p, s, f); \
- if (s+f > 0) printf(" See all results in %s\n", ARGV[1]); else print; }' \
- $(CURDIR)/run.out
+ $(Q)$(REPORT) $(CURDIR)/run.out
+
+# report with existing test log
+report:
+ $(Q)$(REPORT) $(CURDIR)/run.out
clean:
$(call QUIET_CLEAN, sysroot)
diff --git a/tools/testing/selftests/nolibc/nolibc-test.c b/tools/testing/selftests/nolibc/nolibc-test.c
index 970df9e55131..fb3bf91462e2 100644
--- a/tools/testing/selftests/nolibc/nolibc-test.c
+++ b/tools/testing/selftests/nolibc/nolibc-test.c
@@ -1,6 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0 */
#define _GNU_SOURCE
+#define _LARGEFILE64_SOURCE
/* libc-specific include files
* The program may be built in 3 ways:
@@ -14,7 +15,7 @@
#include <string.h>
#ifndef _NOLIBC_STDIO_H
/* standard libcs need more includes */
-#include <linux/reboot.h>
+#include <sys/auxv.h>
#include <sys/io.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
@@ -40,8 +41,21 @@
#endif
#endif
-/* will be used by nolibc by getenv() */
-char **environ;
+/* for the type of int_fast16_t and int_fast32_t, musl differs from glibc and nolibc */
+#define SINT_MAX_OF_TYPE(type) (((type)1 << (sizeof(type) * 8 - 2)) - (type)1 + ((type)1 << (sizeof(type) * 8 - 2)))
+#define SINT_MIN_OF_TYPE(type) (-SINT_MAX_OF_TYPE(type) - 1)
+
+/* will be used to test initialization of environ */
+static char **test_envp;
+
+/* will be used to test initialization of argv */
+static char **test_argv;
+
+/* will be used to test initialization of argc */
+static int test_argc;
+
+/* will be used by some test cases as readable file, please don't write it */
+static const char *argv0;
/* definition of a series of tests */
struct test {
@@ -66,7 +80,7 @@ char *itoa(int i)
/* returns the error name (e.g. "ENOENT") for common errors, "SUCCESS" for 0,
* or the decimal value for less common ones.
*/
-const char *errorname(int err)
+static const char *errorname(int err)
{
switch (err) {
case 0: return "SUCCESS";
@@ -120,17 +134,26 @@ static void putcharn(char c, size_t n)
fputs(buf, stdout);
}
-static int pad_spc(int llen, int cnt, const char *fmt, ...)
-{
- va_list args;
- int ret;
-
- putcharn(' ', cnt - llen);
+enum RESULT {
+ OK,
+ FAIL,
+ SKIPPED,
+};
- va_start(args, fmt);
- ret = vfprintf(stdout, fmt, args);
- va_end(args);
- return ret < 0 ? ret : ret + cnt - llen;
+static void result(int llen, enum RESULT r)
+{
+ const char *msg;
+
+ if (r == OK)
+ msg = " [OK]";
+ else if (r == SKIPPED)
+ msg = "[SKIPPED]";
+ else
+ msg = "[FAIL]";
+
+ if (llen < 64)
+ putcharn(' ', 64 - llen);
+ puts(msg);
}
/* The tests below are intended to be used by the macroes, which evaluate
@@ -140,173 +163,185 @@ static int pad_spc(int llen, int cnt, const char *fmt, ...)
*/
#define EXPECT_ZR(cond, expr) \
- do { if (!cond) pad_spc(llen, 64, "[SKIPPED]\n"); else ret += expect_zr(expr, llen); } while (0)
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_zr(expr, llen); } while (0)
-static int expect_zr(int expr, int llen)
+static __attribute__((unused))
+int expect_zr(int expr, int llen)
{
int ret = !(expr == 0);
llen += printf(" = %d ", expr);
- pad_spc(llen, 64, ret ? "[FAIL]\n" : " [OK]\n");
+ result(llen, ret ? FAIL : OK);
return ret;
}
#define EXPECT_NZ(cond, expr, val) \
- do { if (!cond) pad_spc(llen, 64, "[SKIPPED]\n"); else ret += expect_nz(expr, llen; } while (0)
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_nz(expr, llen; } while (0)
-static int expect_nz(int expr, int llen)
+static __attribute__((unused))
+int expect_nz(int expr, int llen)
{
int ret = !(expr != 0);
llen += printf(" = %d ", expr);
- pad_spc(llen, 64, ret ? "[FAIL]\n" : " [OK]\n");
+ result(llen, ret ? FAIL : OK);
return ret;
}
#define EXPECT_EQ(cond, expr, val) \
- do { if (!cond) pad_spc(llen, 64, "[SKIPPED]\n"); else ret += expect_eq(expr, llen, val); } while (0)
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_eq(expr, llen, val); } while (0)
-static int expect_eq(uint64_t expr, int llen, uint64_t val)
+static __attribute__((unused))
+int expect_eq(uint64_t expr, int llen, uint64_t val)
{
int ret = !(expr == val);
llen += printf(" = %lld ", (long long)expr);
- pad_spc(llen, 64, ret ? "[FAIL]\n" : " [OK]\n");
+ result(llen, ret ? FAIL : OK);
return ret;
}
#define EXPECT_NE(cond, expr, val) \
- do { if (!cond) pad_spc(llen, 64, "[SKIPPED]\n"); else ret += expect_ne(expr, llen, val); } while (0)
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_ne(expr, llen, val); } while (0)
-static int expect_ne(int expr, int llen, int val)
+static __attribute__((unused))
+int expect_ne(int expr, int llen, int val)
{
int ret = !(expr != val);
llen += printf(" = %d ", expr);
- pad_spc(llen, 64, ret ? "[FAIL]\n" : " [OK]\n");
+ result(llen, ret ? FAIL : OK);
return ret;
}
#define EXPECT_GE(cond, expr, val) \
- do { if (!cond) pad_spc(llen, 64, "[SKIPPED]\n"); else ret += expect_ge(expr, llen, val); } while (0)
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_ge(expr, llen, val); } while (0)
-static int expect_ge(int expr, int llen, int val)
+static __attribute__((unused))
+int expect_ge(int expr, int llen, int val)
{
int ret = !(expr >= val);
llen += printf(" = %d ", expr);
- pad_spc(llen, 64, ret ? "[FAIL]\n" : " [OK]\n");
+ result(llen, ret ? FAIL : OK);
return ret;
}
#define EXPECT_GT(cond, expr, val) \
- do { if (!cond) pad_spc(llen, 64, "[SKIPPED]\n"); else ret += expect_gt(expr, llen, val); } while (0)
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_gt(expr, llen, val); } while (0)
-static int expect_gt(int expr, int llen, int val)
+static __attribute__((unused))
+int expect_gt(int expr, int llen, int val)
{
int ret = !(expr > val);
llen += printf(" = %d ", expr);
- pad_spc(llen, 64, ret ? "[FAIL]\n" : " [OK]\n");
+ result(llen, ret ? FAIL : OK);
return ret;
}
#define EXPECT_LE(cond, expr, val) \
- do { if (!cond) pad_spc(llen, 64, "[SKIPPED]\n"); else ret += expect_le(expr, llen, val); } while (0)
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_le(expr, llen, val); } while (0)
-static int expect_le(int expr, int llen, int val)
+static __attribute__((unused))
+int expect_le(int expr, int llen, int val)
{
int ret = !(expr <= val);
llen += printf(" = %d ", expr);
- pad_spc(llen, 64, ret ? "[FAIL]\n" : " [OK]\n");
+ result(llen, ret ? FAIL : OK);
return ret;
}
#define EXPECT_LT(cond, expr, val) \
- do { if (!cond) pad_spc(llen, 64, "[SKIPPED]\n"); else ret += expect_lt(expr, llen, val); } while (0)
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_lt(expr, llen, val); } while (0)
-static int expect_lt(int expr, int llen, int val)
+static __attribute__((unused))
+int expect_lt(int expr, int llen, int val)
{
int ret = !(expr < val);
llen += printf(" = %d ", expr);
- pad_spc(llen, 64, ret ? "[FAIL]\n" : " [OK]\n");
+ result(llen, ret ? FAIL : OK);
return ret;
}
#define EXPECT_SYSZR(cond, expr) \
- do { if (!cond) pad_spc(llen, 64, "[SKIPPED]\n"); else ret += expect_syszr(expr, llen); } while (0)
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_syszr(expr, llen); } while (0)
-static int expect_syszr(int expr, int llen)
+static __attribute__((unused))
+int expect_syszr(int expr, int llen)
{
int ret = 0;
if (expr) {
ret = 1;
llen += printf(" = %d %s ", expr, errorname(errno));
- llen += pad_spc(llen, 64, "[FAIL]\n");
+ result(llen, FAIL);
} else {
llen += printf(" = %d ", expr);
- llen += pad_spc(llen, 64, " [OK]\n");
+ result(llen, OK);
}
return ret;
}
#define EXPECT_SYSEQ(cond, expr, val) \
- do { if (!cond) pad_spc(llen, 64, "[SKIPPED]\n"); else ret += expect_syseq(expr, llen, val); } while (0)
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_syseq(expr, llen, val); } while (0)
-static int expect_syseq(int expr, int llen, int val)
+static __attribute__((unused))
+int expect_syseq(int expr, int llen, int val)
{
int ret = 0;
if (expr != val) {
ret = 1;
llen += printf(" = %d %s ", expr, errorname(errno));
- llen += pad_spc(llen, 64, "[FAIL]\n");
+ result(llen, FAIL);
} else {
llen += printf(" = %d ", expr);
- llen += pad_spc(llen, 64, " [OK]\n");
+ result(llen, OK);
}
return ret;
}
#define EXPECT_SYSNE(cond, expr, val) \
- do { if (!cond) pad_spc(llen, 64, "[SKIPPED]\n"); else ret += expect_sysne(expr, llen, val); } while (0)
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_sysne(expr, llen, val); } while (0)
-static int expect_sysne(int expr, int llen, int val)
+static __attribute__((unused))
+int expect_sysne(int expr, int llen, int val)
{
int ret = 0;
if (expr == val) {
ret = 1;
llen += printf(" = %d %s ", expr, errorname(errno));
- llen += pad_spc(llen, 64, "[FAIL]\n");
+ result(llen, FAIL);
} else {
llen += printf(" = %d ", expr);
- llen += pad_spc(llen, 64, " [OK]\n");
+ result(llen, OK);
}
return ret;
}
#define EXPECT_SYSER2(cond, expr, expret, experr1, experr2) \
- do { if (!cond) pad_spc(llen, 64, "[SKIPPED]\n"); else ret += expect_syserr2(expr, expret, experr1, experr2, llen); } while (0)
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_syserr2(expr, expret, experr1, experr2, llen); } while (0)
#define EXPECT_SYSER(cond, expr, expret, experr) \
EXPECT_SYSER2(cond, expr, expret, experr, 0)
-static int expect_syserr2(int expr, int expret, int experr1, int experr2, int llen)
+static __attribute__((unused))
+int expect_syserr2(int expr, int expret, int experr1, int experr2, int llen)
{
int ret = 0;
int _errno = errno;
@@ -318,117 +353,238 @@ static int expect_syserr2(int expr, int expret, int experr1, int experr2, int ll
llen += printf(" != (%d %s) ", expret, errorname(experr1));
else
llen += printf(" != (%d %s %s) ", expret, errorname(experr1), errorname(experr2));
- llen += pad_spc(llen, 64, "[FAIL]\n");
+ result(llen, FAIL);
} else {
- llen += pad_spc(llen, 64, " [OK]\n");
+ result(llen, OK);
}
return ret;
}
#define EXPECT_PTRZR(cond, expr) \
- do { if (!cond) pad_spc(llen, 64, "[SKIPPED]\n"); else ret += expect_ptrzr(expr, llen); } while (0)
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_ptrzr(expr, llen); } while (0)
-static int expect_ptrzr(const void *expr, int llen)
+static __attribute__((unused))
+int expect_ptrzr(const void *expr, int llen)
{
int ret = 0;
llen += printf(" = <%p> ", expr);
if (expr) {
ret = 1;
- llen += pad_spc(llen, 64, "[FAIL]\n");
+ result(llen, FAIL);
} else {
- llen += pad_spc(llen, 64, " [OK]\n");
+ result(llen, OK);
}
return ret;
}
#define EXPECT_PTRNZ(cond, expr) \
- do { if (!cond) pad_spc(llen, 64, "[SKIPPED]\n"); else ret += expect_ptrnz(expr, llen); } while (0)
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_ptrnz(expr, llen); } while (0)
-static int expect_ptrnz(const void *expr, int llen)
+static __attribute__((unused))
+int expect_ptrnz(const void *expr, int llen)
{
int ret = 0;
llen += printf(" = <%p> ", expr);
if (!expr) {
ret = 1;
- llen += pad_spc(llen, 64, "[FAIL]\n");
+ result(llen, FAIL);
+ } else {
+ result(llen, OK);
+ }
+ return ret;
+}
+
+#define EXPECT_PTREQ(cond, expr, cmp) \
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_ptreq(expr, llen, cmp); } while (0)
+
+static __attribute__((unused))
+int expect_ptreq(const void *expr, int llen, const void *cmp)
+{
+ int ret = 0;
+
+ llen += printf(" = <%p> ", expr);
+ if (expr != cmp) {
+ ret = 1;
+ result(llen, FAIL);
+ } else {
+ result(llen, OK);
+ }
+ return ret;
+}
+
+#define EXPECT_PTRNE(cond, expr, cmp) \
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_ptrne(expr, llen, cmp); } while (0)
+
+static __attribute__((unused))
+int expect_ptrne(const void *expr, int llen, const void *cmp)
+{
+ int ret = 0;
+
+ llen += printf(" = <%p> ", expr);
+ if (expr == cmp) {
+ ret = 1;
+ result(llen, FAIL);
} else {
- llen += pad_spc(llen, 64, " [OK]\n");
+ result(llen, OK);
}
return ret;
}
+#define EXPECT_PTRGE(cond, expr, cmp) \
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_ptrge(expr, llen, cmp); } while (0)
+
+static __attribute__((unused))
+int expect_ptrge(const void *expr, int llen, const void *cmp)
+{
+ int ret = !(expr >= cmp);
+
+ llen += printf(" = <%p> ", expr);
+ result(llen, ret ? FAIL : OK);
+ return ret;
+}
+
+#define EXPECT_PTRGT(cond, expr, cmp) \
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_ptrgt(expr, llen, cmp); } while (0)
+
+static __attribute__((unused))
+int expect_ptrgt(const void *expr, int llen, const void *cmp)
+{
+ int ret = !(expr > cmp);
+
+ llen += printf(" = <%p> ", expr);
+ result(llen, ret ? FAIL : OK);
+ return ret;
+}
+
+
+#define EXPECT_PTRLE(cond, expr, cmp) \
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_ptrle(expr, llen, cmp); } while (0)
+
+static __attribute__((unused))
+int expect_ptrle(const void *expr, int llen, const void *cmp)
+{
+ int ret = !(expr <= cmp);
+
+ llen += printf(" = <%p> ", expr);
+ result(llen, ret ? FAIL : OK);
+ return ret;
+}
+
+
+#define EXPECT_PTRLT(cond, expr, cmp) \
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_ptrlt(expr, llen, cmp); } while (0)
+
+static __attribute__((unused))
+int expect_ptrlt(const void *expr, int llen, const void *cmp)
+{
+ int ret = !(expr < cmp);
+
+ llen += printf(" = <%p> ", expr);
+ result(llen, ret ? FAIL : OK);
+ return ret;
+}
+
+#define EXPECT_PTRER2(cond, expr, expret, experr1, experr2) \
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_ptrerr2(expr, expret, experr1, experr2, llen); } while (0)
+
+#define EXPECT_PTRER(cond, expr, expret, experr) \
+ EXPECT_PTRER2(cond, expr, expret, experr, 0)
+
+static __attribute__((unused))
+int expect_ptrerr2(const void *expr, const void *expret, int experr1, int experr2, int llen)
+{
+ int ret = 0;
+ int _errno = errno;
+
+ llen += printf(" = <%p> %s ", expr, errorname(_errno));
+ if (expr != expret || (_errno != experr1 && _errno != experr2)) {
+ ret = 1;
+ if (experr2 == 0)
+ llen += printf(" != (<%p> %s) ", expret, errorname(experr1));
+ else
+ llen += printf(" != (<%p> %s %s) ", expret, errorname(experr1), errorname(experr2));
+ result(llen, FAIL);
+ } else {
+ result(llen, OK);
+ }
+ return ret;
+}
#define EXPECT_STRZR(cond, expr) \
- do { if (!cond) pad_spc(llen, 64, "[SKIPPED]\n"); else ret += expect_strzr(expr, llen); } while (0)
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_strzr(expr, llen); } while (0)
-static int expect_strzr(const char *expr, int llen)
+static __attribute__((unused))
+int expect_strzr(const char *expr, int llen)
{
int ret = 0;
llen += printf(" = <%s> ", expr);
if (expr) {
ret = 1;
- llen += pad_spc(llen, 64, "[FAIL]\n");
+ result(llen, FAIL);
} else {
- llen += pad_spc(llen, 64, " [OK]\n");
+ result(llen, OK);
}
return ret;
}
#define EXPECT_STRNZ(cond, expr) \
- do { if (!cond) pad_spc(llen, 64, "[SKIPPED]\n"); else ret += expect_strnz(expr, llen); } while (0)
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_strnz(expr, llen); } while (0)
-static int expect_strnz(const char *expr, int llen)
+static __attribute__((unused))
+int expect_strnz(const char *expr, int llen)
{
int ret = 0;
llen += printf(" = <%s> ", expr);
if (!expr) {
ret = 1;
- llen += pad_spc(llen, 64, "[FAIL]\n");
+ result(llen, FAIL);
} else {
- llen += pad_spc(llen, 64, " [OK]\n");
+ result(llen, OK);
}
return ret;
}
#define EXPECT_STREQ(cond, expr, cmp) \
- do { if (!cond) pad_spc(llen, 64, "[SKIPPED]\n"); else ret += expect_streq(expr, llen, cmp); } while (0)
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_streq(expr, llen, cmp); } while (0)
-static int expect_streq(const char *expr, int llen, const char *cmp)
+static __attribute__((unused))
+int expect_streq(const char *expr, int llen, const char *cmp)
{
int ret = 0;
llen += printf(" = <%s> ", expr);
if (strcmp(expr, cmp) != 0) {
ret = 1;
- llen += pad_spc(llen, 64, "[FAIL]\n");
+ result(llen, FAIL);
} else {
- llen += pad_spc(llen, 64, " [OK]\n");
+ result(llen, OK);
}
return ret;
}
#define EXPECT_STRNE(cond, expr, cmp) \
- do { if (!cond) pad_spc(llen, 64, "[SKIPPED]\n"); else ret += expect_strne(expr, llen, cmp); } while (0)
+ do { if (!(cond)) result(llen, SKIPPED); else ret += expect_strne(expr, llen, cmp); } while (0)
-static int expect_strne(const char *expr, int llen, const char *cmp)
+static __attribute__((unused))
+int expect_strne(const char *expr, int llen, const char *cmp)
{
int ret = 0;
llen += printf(" = <%s> ", expr);
if (strcmp(expr, cmp) == 0) {
ret = 1;
- llen += pad_spc(llen, 64, "[FAIL]\n");
+ result(llen, FAIL);
} else {
- llen += pad_spc(llen, 64, " [OK]\n");
+ result(llen, OK);
}
return ret;
}
@@ -438,6 +594,51 @@ static int expect_strne(const char *expr, int llen, const char *cmp)
#define CASE_TEST(name) \
case __LINE__: llen += printf("%d %s", test, #name);
+int run_startup(int min, int max)
+{
+ int test;
+ int ret = 0;
+ /* kernel at least passes HOME and TERM, shell passes more */
+ int env_total = 2;
+ /* checking NULL for argv/argv0, environ and _auxv is not enough, let's compare with sbrk(0) or &end */
+ extern char end;
+ char *brk = sbrk(0) != (void *)-1 ? sbrk(0) : &end;
+ /* differ from nolibc, both glibc and musl have no global _auxv */
+ const unsigned long *test_auxv = (void *)-1;
+#ifdef NOLIBC
+ test_auxv = _auxv;
+#endif
+
+ for (test = min; test >= 0 && test <= max; test++) {
+ int llen = 0; /* line length */
+
+ /* avoid leaving empty lines below, this will insert holes into
+ * test numbers.
+ */
+ switch (test + __LINE__ + 1) {
+ CASE_TEST(argc); EXPECT_GE(1, test_argc, 1); break;
+ CASE_TEST(argv_addr); EXPECT_PTRGT(1, test_argv, brk); break;
+ CASE_TEST(argv_environ); EXPECT_PTRLT(1, test_argv, environ); break;
+ CASE_TEST(argv_total); EXPECT_EQ(1, environ - test_argv - 1, test_argc ?: 1); break;
+ CASE_TEST(argv0_addr); EXPECT_PTRGT(1, argv0, brk); break;
+ CASE_TEST(argv0_str); EXPECT_STRNZ(1, argv0 > brk ? argv0 : NULL); break;
+ CASE_TEST(argv0_len); EXPECT_GE(1, argv0 > brk ? strlen(argv0) : 0, 1); break;
+ CASE_TEST(environ_addr); EXPECT_PTRGT(1, environ, brk); break;
+ CASE_TEST(environ_envp); EXPECT_PTREQ(1, environ, test_envp); break;
+ CASE_TEST(environ_auxv); EXPECT_PTRLT(test_auxv != (void *)-1, environ, test_auxv); break;
+ CASE_TEST(environ_total); EXPECT_GE(test_auxv != (void *)-1, (void *)test_auxv - (void *)environ - 1, env_total); break;
+ CASE_TEST(environ_HOME); EXPECT_PTRNZ(1, getenv("HOME")); break;
+ CASE_TEST(auxv_addr); EXPECT_PTRGT(test_auxv != (void *)-1, test_auxv, brk); break;
+ CASE_TEST(auxv_AT_UID); EXPECT_EQ(1, getauxval(AT_UID), getuid()); break;
+ CASE_TEST(auxv_AT_PAGESZ); EXPECT_GE(1, getauxval(AT_PAGESZ), 4096); break;
+ case __LINE__:
+ return ret; /* must be last */
+ /* note: do not set any defaults so as to permit holes above */
+ }
+ }
+ return ret;
+}
+
/* used by some syscall tests below */
int test_getdents64(const char *dir)
@@ -458,9 +659,9 @@ int test_getdents64(const char *dir)
return ret;
}
-static int test_getpagesize(void)
+int test_getpagesize(void)
{
- long x = getpagesize();
+ int x = getpagesize();
int c;
if (x < 0)
@@ -487,7 +688,7 @@ static int test_getpagesize(void)
return !c;
}
-static int test_fork(void)
+int test_fork(void)
{
int status;
pid_t pid;
@@ -512,14 +713,14 @@ static int test_fork(void)
}
}
-static int test_stat_timestamps(void)
+int test_stat_timestamps(void)
{
struct stat st;
if (sizeof(st.st_atim.tv_sec) != sizeof(st.st_atime))
return 1;
- if (stat("/proc/self/", &st))
+ if (stat("/proc/self/", &st) && stat(argv0, &st) && stat("/", &st))
return 1;
if (st.st_atim.tv_sec != st.st_atime || st.st_atim.tv_nsec > 1000000000)
@@ -534,6 +735,86 @@ static int test_stat_timestamps(void)
return 0;
}
+int test_mmap_munmap(void)
+{
+ int ret, fd, i, page_size;
+ void *mem;
+ size_t file_size, length;
+ off_t offset, pa_offset;
+ struct stat stat_buf;
+ const char * const files[] = {
+ "/dev/zero",
+ "/proc/1/exe", "/proc/self/exe",
+ argv0,
+ NULL
+ };
+
+ page_size = getpagesize();
+ if (page_size < 0)
+ return 1;
+
+ /* find a right file to mmap, existed and accessible */
+ for (i = 0; files[i] != NULL; i++) {
+ ret = fd = open(files[i], O_RDONLY);
+ if (ret == -1)
+ continue;
+ else
+ break;
+ }
+ if (ret == -1)
+ return 1;
+
+ ret = stat(files[i], &stat_buf);
+ if (ret == -1)
+ goto end;
+
+ /* file size of the special /dev/zero is 0, let's assign one manually */
+ if (i == 0)
+ file_size = 3*page_size;
+ else
+ file_size = stat_buf.st_size;
+
+ offset = file_size - 1;
+ if (offset < 0)
+ offset = 0;
+ length = file_size - offset;
+ pa_offset = offset & ~(page_size - 1);
+
+ mem = mmap(NULL, length + offset - pa_offset, PROT_READ, MAP_SHARED, fd, pa_offset);
+ if (mem == MAP_FAILED) {
+ ret = 1;
+ goto end;
+ }
+
+ ret = munmap(mem, length + offset - pa_offset);
+
+end:
+ close(fd);
+ return !!ret;
+}
+
+int test_pipe(void)
+{
+ const char *const msg = "hello, nolibc";
+ int pipefd[2];
+ char buf[32];
+ size_t len;
+
+ if (pipe(pipefd) == -1)
+ return 1;
+
+ write(pipefd[1], msg, strlen(msg));
+ close(pipefd[1]);
+ len = read(pipefd[0], buf, sizeof(buf));
+ close(pipefd[0]);
+
+ if (len != strlen(msg))
+ return 1;
+
+ return !!memcmp(buf, msg, len);
+}
+
+
/* Run syscall tests between IDs <min> and <max>.
* Return 0 on success, non-zero on failure.
*/
@@ -548,6 +829,7 @@ int run_syscall(int min, int max)
int tmp;
int ret = 0;
void *p1, *p2;
+ int has_gettid = 1;
/* <proc> indicates whether or not /proc is mounted */
proc = stat("/proc", &stat_buf) == 0;
@@ -555,6 +837,11 @@ int run_syscall(int min, int max)
/* this will be used to skip certain tests that can't be run unprivileged */
euid0 = geteuid() == 0;
+ /* from 2.30, glibc provides gettid() */
+#if defined(__GLIBC_MINOR__) && defined(__GLIBC__)
+ has_gettid = __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 30);
+#endif
+
for (test = min; test >= 0 && test <= max; test++) {
int llen = 0; /* line length */
@@ -564,24 +851,24 @@ int run_syscall(int min, int max)
switch (test + __LINE__ + 1) {
CASE_TEST(getpid); EXPECT_SYSNE(1, getpid(), -1); break;
CASE_TEST(getppid); EXPECT_SYSNE(1, getppid(), -1); break;
-#ifdef NOLIBC
- CASE_TEST(gettid); EXPECT_SYSNE(1, gettid(), -1); break;
-#endif
+ CASE_TEST(gettid); EXPECT_SYSNE(has_gettid, gettid(), -1); break;
CASE_TEST(getpgid_self); EXPECT_SYSNE(1, getpgid(0), -1); break;
CASE_TEST(getpgid_bad); EXPECT_SYSER(1, getpgid(-1), -1, ESRCH); break;
CASE_TEST(kill_0); EXPECT_SYSZR(1, kill(getpid(), 0)); break;
CASE_TEST(kill_CONT); EXPECT_SYSZR(1, kill(getpid(), 0)); break;
CASE_TEST(kill_BADPID); EXPECT_SYSER(1, kill(INT_MAX, 0), -1, ESRCH); break;
+ CASE_TEST(sbrk_0); EXPECT_PTRNE(1, sbrk(0), (void *)-1); break;
CASE_TEST(sbrk); if ((p1 = p2 = sbrk(4096)) != (void *)-1) p2 = sbrk(-4096); EXPECT_SYSZR(1, (p2 == (void *)-1) || p2 == p1); break;
CASE_TEST(brk); EXPECT_SYSZR(1, brk(sbrk(0))); break;
- CASE_TEST(chdir_root); EXPECT_SYSZR(1, chdir("/")); break;
+ CASE_TEST(chdir_root); EXPECT_SYSZR(1, chdir("/")); chdir(getenv("PWD")); break;
CASE_TEST(chdir_dot); EXPECT_SYSZR(1, chdir(".")); break;
CASE_TEST(chdir_blah); EXPECT_SYSER(1, chdir("/blah"), -1, ENOENT); break;
+ CASE_TEST(chmod_argv0); EXPECT_SYSZR(1, chmod(argv0, 0555)); break;
CASE_TEST(chmod_self); EXPECT_SYSER(proc, chmod("/proc/self", 0555), -1, EPERM); break;
CASE_TEST(chown_self); EXPECT_SYSER(proc, chown("/proc/self", 0, 0), -1, EPERM); break;
CASE_TEST(chroot_root); EXPECT_SYSZR(euid0, chroot("/")); break;
CASE_TEST(chroot_blah); EXPECT_SYSER(1, chroot("/proc/self/blah"), -1, ENOENT); break;
- CASE_TEST(chroot_exe); EXPECT_SYSER(proc, chroot("/proc/self/exe"), -1, ENOTDIR); break;
+ CASE_TEST(chroot_exe); EXPECT_SYSER(1, chroot(argv0), -1, ENOTDIR); break;
CASE_TEST(close_m1); EXPECT_SYSER(1, close(-1), -1, EBADF); break;
CASE_TEST(close_dup); EXPECT_SYSZR(1, close(dup(0))); break;
CASE_TEST(dup_0); tmp = dup(0); EXPECT_SYSNE(1, tmp, -1); close(tmp); break;
@@ -602,23 +889,28 @@ int run_syscall(int min, int max)
CASE_TEST(link_root1); EXPECT_SYSER(1, link("/", "/"), -1, EEXIST); break;
CASE_TEST(link_blah); EXPECT_SYSER(1, link("/proc/self/blah", "/blah"), -1, ENOENT); break;
CASE_TEST(link_dir); EXPECT_SYSER(euid0, link("/", "/blah"), -1, EPERM); break;
- CASE_TEST(link_cross); EXPECT_SYSER(proc, link("/proc/self/net", "/blah"), -1, EXDEV); break;
+ CASE_TEST(link_cross); EXPECT_SYSER(proc, link("/proc/self/cmdline", "/blah"), -1, EXDEV); break;
CASE_TEST(lseek_m1); EXPECT_SYSER(1, lseek(-1, 0, SEEK_SET), -1, EBADF); break;
CASE_TEST(lseek_0); EXPECT_SYSER(1, lseek(0, 0, SEEK_SET), -1, ESPIPE); break;
CASE_TEST(mkdir_root); EXPECT_SYSER(1, mkdir("/", 0755), -1, EEXIST); break;
+ CASE_TEST(mmap_bad); EXPECT_PTRER(1, mmap(NULL, 0, PROT_READ, MAP_PRIVATE, 0, 0), MAP_FAILED, EINVAL); break;
+ CASE_TEST(munmap_bad); EXPECT_SYSER(1, munmap((void *)1, 0), -1, EINVAL); break;
+ CASE_TEST(mmap_munmap_good); EXPECT_SYSZR(1, test_mmap_munmap()); break;
CASE_TEST(open_tty); EXPECT_SYSNE(1, tmp = open("/dev/null", 0), -1); if (tmp != -1) close(tmp); break;
CASE_TEST(open_blah); EXPECT_SYSER(1, tmp = open("/proc/self/blah", 0), -1, ENOENT); if (tmp != -1) close(tmp); break;
+ CASE_TEST(pipe); EXPECT_SYSZR(1, test_pipe()); break;
CASE_TEST(poll_null); EXPECT_SYSZR(1, poll(NULL, 0, 0)); break;
CASE_TEST(poll_stdout); EXPECT_SYSNE(1, ({ struct pollfd fds = { 1, POLLOUT, 0}; poll(&fds, 1, 0); }), -1); break;
CASE_TEST(poll_fault); EXPECT_SYSER(1, poll((void *)1, 1, 0), -1, EFAULT); break;
CASE_TEST(prctl); EXPECT_SYSER(1, prctl(PR_SET_NAME, (unsigned long)NULL, 0, 0, 0), -1, EFAULT); break;
CASE_TEST(read_badf); EXPECT_SYSER(1, read(-1, &tmp, 1), -1, EBADF); break;
+ CASE_TEST(rmdir_blah); EXPECT_SYSER(1, rmdir("/blah"), -1, ENOENT); break;
CASE_TEST(sched_yield); EXPECT_SYSZR(1, sched_yield()); break;
CASE_TEST(select_null); EXPECT_SYSZR(1, ({ struct timeval tv = { 0 }; select(0, NULL, NULL, NULL, &tv); })); break;
CASE_TEST(select_stdout); EXPECT_SYSNE(1, ({ fd_set fds; FD_ZERO(&fds); FD_SET(1, &fds); select(2, NULL, &fds, NULL, NULL); }), -1); break;
CASE_TEST(select_fault); EXPECT_SYSER(1, select(1, (void *)1, NULL, NULL, 0), -1, EFAULT); break;
CASE_TEST(stat_blah); EXPECT_SYSER(1, stat("/proc/self/blah", &stat_buf), -1, ENOENT); break;
- CASE_TEST(stat_fault); EXPECT_SYSER(1, stat(NULL, &stat_buf), -1, EFAULT); break;
+ CASE_TEST(stat_fault); EXPECT_SYSER(1, stat((void *)1, &stat_buf), -1, EFAULT); break;
CASE_TEST(stat_timestamps); EXPECT_SYSZR(1, test_stat_timestamps()); break;
CASE_TEST(symlink_root); EXPECT_SYSER(1, symlink("/", "/"), -1, EEXIST); break;
CASE_TEST(unlink_root); EXPECT_SYSER(1, unlink("/"), -1, EISDIR); break;
@@ -641,9 +933,7 @@ int run_syscall(int min, int max)
int run_stdlib(int min, int max)
{
int test;
- int tmp;
int ret = 0;
- void *p1, *p2;
for (test = min; test >= 0 && test <= max; test++) {
int llen = 0; /* line length */
@@ -698,32 +988,23 @@ int run_stdlib(int min, int max)
CASE_TEST(limit_int_fast8_max); EXPECT_EQ(1, INT_FAST8_MAX, (int_fast8_t) 0x7f); break;
CASE_TEST(limit_int_fast8_min); EXPECT_EQ(1, INT_FAST8_MIN, (int_fast8_t) 0x80); break;
CASE_TEST(limit_uint_fast8_max); EXPECT_EQ(1, UINT_FAST8_MAX, (uint_fast8_t) 0xff); break;
- CASE_TEST(limit_int_fast16_min); EXPECT_EQ(1, INT_FAST16_MIN, (int_fast16_t) INTPTR_MIN); break;
- CASE_TEST(limit_int_fast16_max); EXPECT_EQ(1, INT_FAST16_MAX, (int_fast16_t) INTPTR_MAX); break;
+ CASE_TEST(limit_int_fast16_min); EXPECT_EQ(1, INT_FAST16_MIN, (int_fast16_t) SINT_MIN_OF_TYPE(int_fast16_t)); break;
+ CASE_TEST(limit_int_fast16_max); EXPECT_EQ(1, INT_FAST16_MAX, (int_fast16_t) SINT_MAX_OF_TYPE(int_fast16_t)); break;
CASE_TEST(limit_uint_fast16_max); EXPECT_EQ(1, UINT_FAST16_MAX, (uint_fast16_t) UINTPTR_MAX); break;
- CASE_TEST(limit_int_fast32_min); EXPECT_EQ(1, INT_FAST32_MIN, (int_fast32_t) INTPTR_MIN); break;
- CASE_TEST(limit_int_fast32_max); EXPECT_EQ(1, INT_FAST32_MAX, (int_fast32_t) INTPTR_MAX); break;
+ CASE_TEST(limit_int_fast32_min); EXPECT_EQ(1, INT_FAST32_MIN, (int_fast32_t) SINT_MIN_OF_TYPE(int_fast32_t)); break;
+ CASE_TEST(limit_int_fast32_max); EXPECT_EQ(1, INT_FAST32_MAX, (int_fast32_t) SINT_MAX_OF_TYPE(int_fast32_t)); break;
CASE_TEST(limit_uint_fast32_max); EXPECT_EQ(1, UINT_FAST32_MAX, (uint_fast32_t) UINTPTR_MAX); break;
CASE_TEST(limit_int_fast64_min); EXPECT_EQ(1, INT_FAST64_MIN, (int_fast64_t) INT64_MIN); break;
CASE_TEST(limit_int_fast64_max); EXPECT_EQ(1, INT_FAST64_MAX, (int_fast64_t) INT64_MAX); break;
CASE_TEST(limit_uint_fast64_max); EXPECT_EQ(1, UINT_FAST64_MAX, (uint_fast64_t) UINT64_MAX); break;
-#if __SIZEOF_LONG__ == 8
- CASE_TEST(limit_intptr_min); EXPECT_EQ(1, INTPTR_MIN, (intptr_t) 0x8000000000000000LL); break;
- CASE_TEST(limit_intptr_max); EXPECT_EQ(1, INTPTR_MAX, (intptr_t) 0x7fffffffffffffffLL); break;
- CASE_TEST(limit_uintptr_max); EXPECT_EQ(1, UINTPTR_MAX, (uintptr_t) 0xffffffffffffffffULL); break;
- CASE_TEST(limit_ptrdiff_min); EXPECT_EQ(1, PTRDIFF_MIN, (ptrdiff_t) 0x8000000000000000LL); break;
- CASE_TEST(limit_ptrdiff_max); EXPECT_EQ(1, PTRDIFF_MAX, (ptrdiff_t) 0x7fffffffffffffffLL); break;
- CASE_TEST(limit_size_max); EXPECT_EQ(1, SIZE_MAX, (size_t) 0xffffffffffffffffULL); break;
-#elif __SIZEOF_LONG__ == 4
- CASE_TEST(limit_intptr_min); EXPECT_EQ(1, INTPTR_MIN, (intptr_t) 0x80000000); break;
- CASE_TEST(limit_intptr_max); EXPECT_EQ(1, INTPTR_MAX, (intptr_t) 0x7fffffff); break;
- CASE_TEST(limit_uintptr_max); EXPECT_EQ(1, UINTPTR_MAX, (uintptr_t) 0xffffffffU); break;
- CASE_TEST(limit_ptrdiff_min); EXPECT_EQ(1, PTRDIFF_MIN, (ptrdiff_t) 0x80000000); break;
- CASE_TEST(limit_ptrdiff_max); EXPECT_EQ(1, PTRDIFF_MAX, (ptrdiff_t) 0x7fffffff); break;
- CASE_TEST(limit_size_max); EXPECT_EQ(1, SIZE_MAX, (size_t) 0xffffffffU); break;
-#else
-# warning "__SIZEOF_LONG__ is undefined"
-#endif /* __SIZEOF_LONG__ */
+ CASE_TEST(sizeof_long_sane); EXPECT_EQ(1, sizeof(long) == 8 || sizeof(long) == 4, 1); break;
+ CASE_TEST(limit_intptr_min); EXPECT_EQ(1, INTPTR_MIN, sizeof(long) == 8 ? (intptr_t) 0x8000000000000000LL : (intptr_t) 0x80000000); break;
+ CASE_TEST(limit_intptr_max); EXPECT_EQ(1, INTPTR_MAX, sizeof(long) == 8 ? (intptr_t) 0x7fffffffffffffffLL : (intptr_t) 0x7fffffff); break;
+ CASE_TEST(limit_uintptr_max); EXPECT_EQ(1, UINTPTR_MAX, sizeof(long) == 8 ? (uintptr_t) 0xffffffffffffffffULL : (uintptr_t) 0xffffffffU); break;
+ CASE_TEST(limit_ptrdiff_min); EXPECT_EQ(1, PTRDIFF_MIN, sizeof(long) == 8 ? (ptrdiff_t) 0x8000000000000000LL : (ptrdiff_t) 0x80000000); break;
+ CASE_TEST(limit_ptrdiff_max); EXPECT_EQ(1, PTRDIFF_MAX, sizeof(long) == 8 ? (ptrdiff_t) 0x7fffffffffffffffLL : (ptrdiff_t) 0x7fffffff); break;
+ CASE_TEST(limit_size_max); EXPECT_EQ(1, SIZE_MAX, sizeof(long) == 8 ? (size_t) 0xffffffffffffffffULL : (size_t) 0xffffffffU); break;
+
case __LINE__:
return ret; /* must be last */
/* note: do not set any defaults so as to permit holes above */
@@ -735,22 +1016,23 @@ int run_stdlib(int min, int max)
#define EXPECT_VFPRINTF(c, expected, fmt, ...) \
ret += expect_vfprintf(llen, c, expected, fmt, ##__VA_ARGS__)
-static int expect_vfprintf(int llen, size_t c, const char *expected, const char *fmt, ...)
+static int expect_vfprintf(int llen, int c, const char *expected, const char *fmt, ...)
{
- int ret, fd, w, r;
+ int ret, fd;
+ ssize_t w, r;
char buf[100];
FILE *memfile;
va_list args;
- fd = memfd_create("vfprintf", 0);
+ fd = open("/tmp", O_TMPFILE | O_EXCL | O_RDWR, 0600);
if (fd == -1) {
- pad_spc(llen, 64, "[FAIL]\n");
- return 1;
+ result(llen, SKIPPED);
+ return 0;
}
memfile = fdopen(fd, "w+");
if (!memfile) {
- pad_spc(llen, 64, "[FAIL]\n");
+ result(llen, FAIL);
return 1;
}
@@ -759,8 +1041,8 @@ static int expect_vfprintf(int llen, size_t c, const char *expected, const char
va_end(args);
if (w != c) {
- llen += printf(" written(%d) != %d", w, (int) c);
- pad_spc(llen, 64, "[FAIL]\n");
+ llen += printf(" written(%d) != %d", (int)w, c);
+ result(llen, FAIL);
return 1;
}
@@ -768,29 +1050,27 @@ static int expect_vfprintf(int llen, size_t c, const char *expected, const char
lseek(fd, 0, SEEK_SET);
r = read(fd, buf, sizeof(buf) - 1);
- buf[r] = '\0';
fclose(memfile);
if (r != w) {
- llen += printf(" written(%d) != read(%d)", w, r);
- pad_spc(llen, 64, "[FAIL]\n");
+ llen += printf(" written(%d) != read(%d)", (int)w, (int)r);
+ result(llen, FAIL);
return 1;
}
+ buf[r] = '\0';
llen += printf(" \"%s\" = \"%s\"", expected, buf);
ret = strncmp(expected, buf, c);
- pad_spc(llen, 64, ret ? "[FAIL]\n" : " [OK]\n");
+ result(llen, ret ? FAIL : OK);
return ret;
}
static int run_vfprintf(int min, int max)
{
int test;
- int tmp;
int ret = 0;
- void *p1, *p2;
for (test = min; test >= 0 && test <= max; test++) {
int llen = 0; /* line length */
@@ -828,7 +1108,8 @@ static int smash_stack(void)
return 1;
}
-static int run_protection(int min, int max)
+static int run_protection(int min __attribute__((unused)),
+ int max __attribute__((unused)))
{
pid_t pid;
int llen = 0, status;
@@ -837,14 +1118,14 @@ static int run_protection(int min, int max)
#if !defined(_NOLIBC_STACKPROTECTOR)
llen += printf("not supported");
- pad_spc(llen, 64, "[SKIPPED]\n");
+ result(llen, SKIPPED);
return 0;
#endif
#if defined(_NOLIBC_STACKPROTECTOR)
if (!__stack_chk_guard) {
llen += printf("__stack_chk_guard not initialized");
- pad_spc(llen, 64, "[FAIL]\n");
+ result(llen, FAIL);
return 1;
}
#endif
@@ -855,7 +1136,7 @@ static int run_protection(int min, int max)
switch (pid) {
case -1:
llen += printf("fork()");
- pad_spc(llen, 64, "[FAIL]\n");
+ result(llen, FAIL);
return 1;
case 0:
@@ -871,10 +1152,10 @@ static int run_protection(int min, int max)
if (pid == -1 || !WIFSIGNALED(status) || WTERMSIG(status) != SIGABRT) {
llen += printf("waitpid()");
- pad_spc(llen, 64, "[FAIL]\n");
+ result(llen, FAIL);
return 1;
}
- pad_spc(llen, 64, " [OK]\n");
+ result(llen, OK);
return 0;
}
}
@@ -890,11 +1171,13 @@ int prepare(void)
*/
if (stat("/dev/.", &stat_buf) == 0 || mkdir("/dev", 0755) == 0) {
if (stat("/dev/console", &stat_buf) != 0 ||
- stat("/dev/null", &stat_buf) != 0) {
+ stat("/dev/null", &stat_buf) != 0 ||
+ stat("/dev/zero", &stat_buf) != 0) {
/* try devtmpfs first, otherwise fall back to manual creation */
if (mount("/dev", "/dev", "devtmpfs", 0, 0) != 0) {
mknod("/dev/console", 0600 | S_IFCHR, makedev(5, 1));
mknod("/dev/null", 0666 | S_IFCHR, makedev(1, 3));
+ mknod("/dev/zero", 0666 | S_IFCHR, makedev(1, 5));
}
}
}
@@ -921,16 +1204,23 @@ int prepare(void)
/* try to mount /proc if not mounted. Silently fail otherwise */
if (stat("/proc/.", &stat_buf) == 0 || mkdir("/proc", 0755) == 0) {
- if (stat("/proc/self", &stat_buf) != 0)
- mount("/proc", "/proc", "proc", 0, 0);
+ if (stat("/proc/self", &stat_buf) != 0) {
+ /* If not mountable, remove /proc completely to avoid misuse */
+ if (mount("none", "/proc", "proc", 0, 0) != 0)
+ rmdir("/proc");
+ }
}
+ /* some tests rely on a writable /tmp */
+ mkdir("/tmp", 0755);
+
return 0;
}
/* This is the definition of known test names, with their functions */
static const struct test test_names[] = {
/* add new tests here */
+ { .name = "startup", .func = run_startup },
{ .name = "syscall", .func = run_syscall },
{ .name = "stdlib", .func = run_stdlib },
{ .name = "vfprintf", .func = run_vfprintf },
@@ -938,6 +1228,35 @@ static const struct test test_names[] = {
{ 0 }
};
+static int is_setting_valid(char *test)
+{
+ int idx, len, test_len, valid = 0;
+ char delimiter;
+
+ if (!test)
+ return valid;
+
+ test_len = strlen(test);
+
+ for (idx = 0; test_names[idx].name; idx++) {
+ len = strlen(test_names[idx].name);
+ if (test_len < len)
+ continue;
+
+ if (strncmp(test, test_names[idx].name, len) != 0)
+ continue;
+
+ delimiter = test[len];
+ if (delimiter != ':' && delimiter != ',' && delimiter != '\0')
+ continue;
+
+ valid = 1;
+ break;
+ }
+
+ return valid;
+}
+
int main(int argc, char **argv, char **envp)
{
int min = 0;
@@ -947,7 +1266,10 @@ int main(int argc, char **argv, char **envp)
int idx;
char *test;
- environ = envp;
+ argv0 = argv[0];
+ test_argc = argc;
+ test_argv = argv;
+ test_envp = envp;
/* when called as init, it's possible that no console was opened, for
* example if no /dev file system was provided. We'll check that fd#1
@@ -963,10 +1285,10 @@ int main(int argc, char **argv, char **envp)
* syscall:5-15[:.*],stdlib:8-10
*/
test = argv[1];
- if (!test)
+ if (!is_setting_valid(test))
test = getenv("NOLIBC_TEST");
- if (test) {
+ if (is_setting_valid(test)) {
char *comma, *colon, *dash, *value;
do {
@@ -1044,17 +1366,13 @@ int main(int argc, char **argv, char **envp)
*/
printf("Leaving init with final status: %d\n", !!ret);
if (ret == 0)
- reboot(LINUX_REBOOT_CMD_POWER_OFF);
+ reboot(RB_POWER_OFF);
#if defined(__x86_64__)
/* QEMU started with "-device isa-debug-exit -no-reboot" will
* exit with status code 2N+1 when N is written to 0x501. We
* hard-code the syscall here as it's arch-dependent.
*/
-#if defined(_NOLIBC_SYS_H)
- else if (my_syscall3(__NR_ioperm, 0x501, 1, 1) == 0)
-#else
- else if (ioperm(0x501, 1, 1) == 0)
-#endif
+ else if (syscall(__NR_ioperm, 0x501, 1, 1) == 0)
__asm__ volatile ("outb %%al, %%dx" :: "d"(0x501), "a"(0));
/* if it does nothing, fall back to the regular panic */
#endif
generated by cgit v1.2.3 (git 2.39.0) at 2024-07-25 12:02:14 +0300