diff options
Diffstat (limited to '')
| -rw-r--r-- | tests/tcg/Makefile.target | 4 | ||||
| -rw-r--r-- | tests/tcg/multiarch/linux/linux-sigrtminmax.c | 74 |
2 files changed, 76 insertions, 2 deletions
diff --git a/tests/tcg/Makefile.target b/tests/tcg/Makefile.target index 9722145b97..95ff76ea44 100644 --- a/tests/tcg/Makefile.target +++ b/tests/tcg/Makefile.target @@ -179,10 +179,10 @@ run-plugin-%-with-libmem.so: PLUGIN_ARGS=$(COMMA)inline=true ifeq ($(filter %-softmmu, $(TARGET)),) run-%: % - $(call run-test, $<, $(QEMU) $(QEMU_OPTS) $<) + $(call run-test, $<, env QEMU=$(QEMU) $(QEMU) $(QEMU_OPTS) $<) run-plugin-%: - $(call run-test, $@, $(QEMU) $(QEMU_OPTS) \ + $(call run-test, $@, env QEMU=$(QEMU) $(QEMU) $(QEMU_OPTS) \ -plugin $(PLUGIN_LIB)/$(call extract-plugin,$@)$(PLUGIN_ARGS) \ -d plugin -D $*.pout \ $(call strip-plugin,$<)) diff --git a/tests/tcg/multiarch/linux/linux-sigrtminmax.c b/tests/tcg/multiarch/linux/linux-sigrtminmax.c new file mode 100644 index 0000000000..a7059aacd9 --- /dev/null +++ b/tests/tcg/multiarch/linux/linux-sigrtminmax.c @@ -0,0 +1,74 @@ +/* + * Test the lowest and the highest real-time signals. + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ +#include <assert.h> +#include <signal.h> +#include <stdbool.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +/* For hexagon and microblaze. */ +#ifndef __SIGRTMIN +#define __SIGRTMIN 32 +#endif + +extern char **environ; + +static bool seen_sigrtmin, seen_sigrtmax; + +static void handle_signal(int sig) +{ + if (sig == SIGRTMIN) { + seen_sigrtmin = true; + } else if (sig == SIGRTMAX) { + seen_sigrtmax = true; + } else { + _exit(1); + } +} + +int main(int argc, char **argv) +{ + char *qemu = getenv("QEMU"); + struct sigaction act; + + assert(qemu); + + if (!getenv("QEMU_RTSIG_MAP")) { + char **new_argv = malloc((argc + 2) + sizeof(char *)); + int tsig1, hsig1, count1, tsig2, hsig2, count2; + char rt_sigmap[64]; + + /* Re-exec with a mapping that includes SIGRTMIN and SIGRTMAX. */ + new_argv[0] = qemu; + memcpy(&new_argv[1], argv, (argc + 1) * sizeof(char *)); + tsig1 = __SIGRTMIN; + /* The host must have a few signals starting from this one. */ + hsig1 = 36; + count1 = SIGRTMIN - __SIGRTMIN + 1; + tsig2 = SIGRTMAX; + hsig2 = hsig1 + count1; + count2 = 1; + snprintf(rt_sigmap, sizeof(rt_sigmap), "%d %d %d,%d %d %d", + tsig1, hsig1, count1, tsig2, hsig2, count2); + setenv("QEMU_RTSIG_MAP", rt_sigmap, 0); + assert(execve(new_argv[0], new_argv, environ) == 0); + return EXIT_FAILURE; + } + + memset(&act, 0, sizeof(act)); + act.sa_handler = handle_signal; + assert(sigaction(SIGRTMIN, &act, NULL) == 0); + assert(sigaction(SIGRTMAX, &act, NULL) == 0); + + assert(kill(getpid(), SIGRTMIN) == 0); + assert(seen_sigrtmin); + assert(kill(getpid(), SIGRTMAX) == 0); + assert(seen_sigrtmax); + + return EXIT_SUCCESS; +} |