From e54eebbf1a908d65ee8cf80bab62821c05666d70 Mon Sep 17 00:00:00 2001 From: The Android Open Source Project Date: Tue, 3 Mar 2009 18:29:04 -0800 Subject: auto import from //depot/cupcake/@135843 --- debuggerd/debuggerd.c | 852 -------------------------------------------------- 1 file changed, 852 deletions(-) delete mode 100644 debuggerd/debuggerd.c (limited to 'debuggerd/debuggerd.c') diff --git a/debuggerd/debuggerd.c b/debuggerd/debuggerd.c deleted file mode 100644 index 9394e1c..0000000 --- a/debuggerd/debuggerd.c +++ /dev/null @@ -1,852 +0,0 @@ -/* system/debuggerd/debuggerd.c -** -** Copyright 2006, The Android Open Source Project -** -** Licensed under the Apache License, Version 2.0 (the "License"); -** you may not use this file except in compliance with the License. -** You may obtain a copy of the License at -** -** http://www.apache.org/licenses/LICENSE-2.0 -** -** Unless required by applicable law or agreed to in writing, software -** distributed under the License is distributed on an "AS IS" BASIS, -** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -** See the License for the specific language governing permissions and -** limitations under the License. -*/ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include - -#include -#include -#include -#include - -#include - -#include - -#include "utility.h" - -/* Main entry point to get the backtrace from the crashing process */ -extern int unwind_backtrace_with_ptrace(int tfd, pid_t pid, mapinfo *map, - unsigned int sp_list[], - int *frame0_pc_sane, - bool at_fault); - -static char **process_name_ptr; - -static int logsocket = -1; - -#define ANDROID_LOG_INFO 4 - -/* Log information onto the tombstone */ -void _LOG(int tfd, bool in_tombstone_only, const char *fmt, ...) -{ - char buf[128]; - - va_list ap; - va_start(ap, fmt); - - if (tfd >= 0) { - int len; - vsnprintf(buf, sizeof(buf), fmt, ap); - len = strlen(buf); - if(tfd >= 0) write(tfd, buf, len); - } - - if (!in_tombstone_only) - __android_log_vprint(ANDROID_LOG_INFO, "DEBUG", fmt, ap); -} - -#define LOG(fmt...) _LOG(-1, 0, fmt) -#if 0 -#define XLOG(fmt...) _LOG(-1, 0, fmt) -#else -#define XLOG(fmt...) do {} while(0) -#endif - -// 6f000000-6f01e000 rwxp 00000000 00:0c 16389419 /system/lib/libcomposer.so -// 012345678901234567890123456789012345678901234567890123456789 -// 0 1 2 3 4 5 - -mapinfo *parse_maps_line(char *line) -{ - mapinfo *mi; - int len = strlen(line); - - if(len < 1) return 0; - line[--len] = 0; - - if(len < 50) return 0; - if(line[20] != 'x') return 0; - - mi = malloc(sizeof(mapinfo) + (len - 47)); - if(mi == 0) return 0; - - mi->start = strtoul(line, 0, 16); - mi->end = strtoul(line + 9, 0, 16); - /* To be filled in parse_exidx_info if the mapped section starts with - * elf_header - */ - mi->exidx_start = mi->exidx_end = 0; - mi->next = 0; - strcpy(mi->name, line + 49); - - return mi; -} - -void dump_build_info(int tfd) -{ - char fingerprint[PROPERTY_VALUE_MAX]; - - property_get("ro.build.fingerprint", fingerprint, "unknown"); - - _LOG(tfd, false, "Build fingerprint: '%s'\n", fingerprint); -} - - -void dump_stack_and_code(int tfd, int pid, mapinfo *map, - int unwind_depth, unsigned int sp_list[], - int frame0_pc_sane, bool at_fault) -{ - unsigned int sp, pc, p, end, data; - struct pt_regs r; - int sp_depth; - bool only_in_tombstone = !at_fault; - - if(ptrace(PTRACE_GETREGS, pid, 0, &r)) return; - sp = r.ARM_sp; - pc = r.ARM_pc; - - /* Died because calling the weeds - dump - * the code around the PC in the next frame instead. - */ - if (frame0_pc_sane == 0) { - pc = r.ARM_lr; - } - - _LOG(tfd, true, "code%s:\n", frame0_pc_sane ? "" : " (around frame #01)"); - - end = p = pc & ~3; - p -= 16; - - /* Dump the code as: - * PC contents - * 00008d34 fffffcd0 4c0eb530 b0934a0e 1c05447c - * 00008d44 f7ff18a0 490ced94 68035860 d0012b00 - */ - while (p <= end) { - int i; - - _LOG(tfd, true, " %08x ", p); - for (i = 0; i < 4; i++) { - data = ptrace(PTRACE_PEEKTEXT, pid, (void*)p, NULL); - _LOG(tfd, true, " %08x", data); - p += 4; - } - _LOG(tfd, true, "\n", p); - } - - p = sp - 64; - p &= ~3; - if (unwind_depth != 0) { - if (unwind_depth < STACK_CONTENT_DEPTH) { - end = sp_list[unwind_depth-1]; - } - else { - end = sp_list[STACK_CONTENT_DEPTH-1]; - } - } - else { - end = sp | 0x000000ff; - end += 0xff; - } - - _LOG(tfd, only_in_tombstone, "stack:\n"); - - /* If the crash is due to PC == 0, there will be two frames that - * have identical SP value. - */ - if (sp_list[0] == sp_list[1]) { - sp_depth = 1; - } - else { - sp_depth = 0; - } - - while (p <= end) { - char *prompt; - char level[16]; - data = ptrace(PTRACE_PEEKTEXT, pid, (void*)p, NULL); - if (p == sp_list[sp_depth]) { - sprintf(level, "#%02d", sp_depth++); - prompt = level; - } - else { - prompt = " "; - } - - /* Print the stack content in the log for the first 3 frames. For the - * rest only print them in the tombstone file. - */ - _LOG(tfd, (sp_depth > 2) || only_in_tombstone, - "%s %08x %08x %s\n", prompt, p, data, - map_to_name(map, data, "")); - p += 4; - } - /* print another 64-byte of stack data after the last frame */ - - end = p+64; - while (p <= end) { - data = ptrace(PTRACE_PEEKTEXT, pid, (void*)p, NULL); - _LOG(tfd, (sp_depth > 2) || only_in_tombstone, - " %08x %08x %s\n", p, data, - map_to_name(map, data, "")); - p += 4; - } -} - -void dump_pc_and_lr(int tfd, int pid, mapinfo *map, int unwound_level, - bool at_fault) -{ - struct pt_regs r; - - if(ptrace(PTRACE_GETREGS, pid, 0, &r)) { - _LOG(tfd, !at_fault, "tid %d not responding!\n", pid); - return; - } - - if (unwound_level == 0) { - _LOG(tfd, !at_fault, " #%02d pc %08x %s\n", 0, r.ARM_pc, - map_to_name(map, r.ARM_pc, "")); - } - _LOG(tfd, !at_fault, " #%02d lr %08x %s\n", 1, r.ARM_lr, - map_to_name(map, r.ARM_lr, "")); -} - -void dump_registers(int tfd, int pid, bool at_fault) -{ - struct pt_regs r; - bool only_in_tombstone = !at_fault; - - if(ptrace(PTRACE_GETREGS, pid, 0, &r)) { - _LOG(tfd, only_in_tombstone, - "cannot get registers: %s\n", strerror(errno)); - return; - } - - _LOG(tfd, only_in_tombstone, " r0 %08x r1 %08x r2 %08x r3 %08x\n", - r.ARM_r0, r.ARM_r1, r.ARM_r2, r.ARM_r3); - _LOG(tfd, only_in_tombstone, " r4 %08x r5 %08x r6 %08x r7 %08x\n", - r.ARM_r4, r.ARM_r5, r.ARM_r6, r.ARM_r7); - _LOG(tfd, only_in_tombstone, " r8 %08x r9 %08x 10 %08x fp %08x\n", - r.ARM_r8, r.ARM_r9, r.ARM_r10, r.ARM_fp); - _LOG(tfd, only_in_tombstone, - " ip %08x sp %08x lr %08x pc %08x cpsr %08x\n", - r.ARM_ip, r.ARM_sp, r.ARM_lr, r.ARM_pc, r.ARM_cpsr); -} - -const char *get_signame(int sig) -{ - switch(sig) { - case SIGILL: return "SIGILL"; - case SIGABRT: return "SIGABRT"; - case SIGBUS: return "SIGBUS"; - case SIGFPE: return "SIGFPE"; - case SIGSEGV: return "SIGSEGV"; - case SIGSTKFLT: return "SIGSTKFLT"; - default: return "?"; - } -} - -void dump_fault_addr(int tfd, int pid, int sig) -{ - siginfo_t si; - - memset(&si, 0, sizeof(si)); - if(ptrace(PTRACE_GETSIGINFO, pid, 0, &si)){ - _LOG(tfd, false, "cannot get siginfo: %s\n", strerror(errno)); - } else { - _LOG(tfd, false, "signal %d (%s), fault addr %08x\n", - sig, get_signame(sig), si.si_addr); - } -} - -void dump_crash_banner(int tfd, unsigned pid, unsigned tid, int sig) -{ - char data[1024]; - char *x = 0; - FILE *fp; - - sprintf(data, "/proc/%d/cmdline", pid); - fp = fopen(data, "r"); - if(fp) { - x = fgets(data, 1024, fp); - fclose(fp); - } - - _LOG(tfd, false, - "*** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***\n"); - dump_build_info(tfd); - _LOG(tfd, false, "pid: %d, tid: %d >>> %s <<<\n", - pid, tid, x ? x : "UNKNOWN"); - - if(sig) dump_fault_addr(tfd, tid, sig); -} - -static void parse_exidx_info(mapinfo *milist, pid_t pid) -{ - mapinfo *mi; - for (mi = milist; mi != NULL; mi = mi->next) { - Elf32_Ehdr ehdr; - - memset(&ehdr, 0, sizeof(Elf32_Ehdr)); - /* Read in sizeof(Elf32_Ehdr) worth of data from the beginning of - * mapped section. - */ - get_remote_struct(pid, (void *) (mi->start), &ehdr, - sizeof(Elf32_Ehdr)); - /* Check if it has the matching magic words */ - if (IS_ELF(ehdr)) { - Elf32_Phdr phdr; - Elf32_Phdr *ptr; - int i; - - ptr = (Elf32_Phdr *) (mi->start + ehdr.e_phoff); - for (i = 0; i < ehdr.e_phnum; i++) { - /* Parse the program header */ - get_remote_struct(pid, (void *) ptr+i, &phdr, - sizeof(Elf32_Phdr)); - /* Found a EXIDX segment? */ - if (phdr.p_type == PT_ARM_EXIDX) { - mi->exidx_start = mi->start + phdr.p_offset; - mi->exidx_end = mi->exidx_start + phdr.p_filesz; - break; - } - } - } - } -} - -void dump_crash_report(int tfd, unsigned pid, unsigned tid, bool at_fault) -{ - char data[1024]; - FILE *fp; - mapinfo *milist = 0; - unsigned int sp_list[STACK_CONTENT_DEPTH]; - int stack_depth; - int frame0_pc_sane = 1; - - if (!at_fault) { - _LOG(tfd, true, - "--- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---\n"); - _LOG(tfd, true, "pid: %d, tid: %d\n", pid, tid); - } - - dump_registers(tfd, tid, at_fault); - - /* Clear stack pointer records */ - memset(sp_list, 0, sizeof(sp_list)); - - sprintf(data, "/proc/%d/maps", pid); - fp = fopen(data, "r"); - if(fp) { - while(fgets(data, 1024, fp)) { - mapinfo *mi = parse_maps_line(data); - if(mi) { - mi->next = milist; - milist = mi; - } - } - fclose(fp); - } - - parse_exidx_info(milist, tid); - - /* If stack unwinder fails, use the default solution to dump the stack - * content. - */ - stack_depth = unwind_backtrace_with_ptrace(tfd, tid, milist, sp_list, - &frame0_pc_sane, at_fault); - - /* The stack unwinder should at least unwind two levels of stack. If less - * level is seen we make sure at lease pc and lr are dumped. - */ - if (stack_depth < 2) { - dump_pc_and_lr(tfd, tid, milist, stack_depth, at_fault); - } - - dump_stack_and_code(tfd, tid, milist, stack_depth, sp_list, frame0_pc_sane, - at_fault); - - while(milist) { - mapinfo *next = milist->next; - free(milist); - milist = next; - } -} - -/* FIXME: unused: use it or lose it*/ -#if 0 -static -void start_gdbserver_vs(int pid, int port) -{ - pid_t p; - char *args[5]; - char commspec[16]; - char pidspec[16]; - - p = fork(); - if(p < 0) { - LOG("could not fork()\n"); - return; - } - - if(p == 0) { - sprintf(commspec, ":%d", port); - sprintf(pidspec, "%d", pid); - args[0] = "/system/bin/gdbserver"; - args[1] = commspec; - args[2] = "--attach"; - args[3] = pidspec; - args[4] = 0; - exit(execv(args[0], args)); - } else { - LOG("gdbserver pid=%d port=%d targetpid=%d\n", - p, port, pid); - - sleep(5); - } -} -#endif - -#define MAX_TOMBSTONES 10 - -#define typecheck(x,y) { \ - typeof(x) __dummy1; \ - typeof(y) __dummy2; \ - (void)(&__dummy1 == &__dummy2); } - -#define TOMBSTONE_DIR "/data/tombstones" - -/* - * find_and_open_tombstone - find an available tombstone slot, if any, of the - * form tombstone_XX where XX is 00 to MAX_TOMBSTONES-1, inclusive. If no - * file is available, we reuse the least-recently-modified file. - */ -static int find_and_open_tombstone(void) -{ - unsigned long mtime = ULONG_MAX; - struct stat sb; - char path[128]; - int fd, i, oldest = 0; - - /* - * XXX: Our stat.st_mtime isn't time_t. If it changes, as it probably ought - * to, our logic breaks. This check will generate a warning if that happens. - */ - typecheck(mtime, sb.st_mtime); - - /* - * In a single wolf-like pass, find an available slot and, in case none - * exist, find and record the least-recently-modified file. - */ - for (i = 0; i < MAX_TOMBSTONES; i++) { - snprintf(path, sizeof(path), TOMBSTONE_DIR"/tombstone_%02d", i); - - if (!stat(path, &sb)) { - if (sb.st_mtime < mtime) { - oldest = i; - mtime = sb.st_mtime; - } - continue; - } - if (errno != ENOENT) - continue; - - fd = open(path, O_CREAT | O_EXCL | O_WRONLY, 0600); - if (fd < 0) - continue; /* raced ? */ - - fchown(fd, AID_SYSTEM, AID_SYSTEM); - return fd; - } - - /* we didn't find an available file, so we clobber the oldest one */ - snprintf(path, sizeof(path), TOMBSTONE_DIR"/tombstone_%02d", oldest); - fd = open(path, O_CREAT | O_TRUNC | O_WRONLY, 0600); - fchown(fd, AID_SYSTEM, AID_SYSTEM); - - return fd; -} - -/* Return true if some thread is not detached cleanly */ -static bool dump_sibling_thread_report(int tfd, unsigned pid, unsigned tid) -{ - char task_path[1024]; - - sprintf(task_path, "/proc/%d/task", pid); - DIR *d; - struct dirent *de; - int need_cleanup = 0; - - d = opendir(task_path); - /* Bail early if cannot open the task directory */ - if (d == NULL) { - XLOG("Cannot open /proc/%d/task\n", pid); - return false; - } - while ((de = readdir(d)) != NULL) { - unsigned new_tid; - /* Ignore "." and ".." */ - if (!strcmp(de->d_name, ".") || !strcmp(de->d_name, "..")) - continue; - new_tid = atoi(de->d_name); - /* The main thread at fault has been handled individually */ - if (new_tid == tid) - continue; - - /* Skip this thread if cannot ptrace it */ - if (ptrace(PTRACE_ATTACH, new_tid, 0, 0) < 0) - continue; - - dump_crash_report(tfd, pid, new_tid, false); - need_cleanup |= ptrace(PTRACE_DETACH, new_tid, 0, 0); - } - closedir(d); - return need_cleanup != 0; -} - -/* Return true if some thread is not detached cleanly */ -static bool engrave_tombstone(unsigned pid, unsigned tid, int debug_uid, - int signal) -{ - int fd; - bool need_cleanup = false; - - mkdir(TOMBSTONE_DIR, 0755); - chown(TOMBSTONE_DIR, AID_SYSTEM, AID_SYSTEM); - - fd = find_and_open_tombstone(); - if (fd < 0) - return need_cleanup; - - dump_crash_banner(fd, pid, tid, signal); - dump_crash_report(fd, pid, tid, true); - /* - * If the user has requested to attach gdb, don't collect the per-thread - * information as it increases the chance to lose track of the process. - */ - if ((signed)pid > debug_uid) { - need_cleanup = dump_sibling_thread_report(fd, pid, tid); - } - - close(fd); - return need_cleanup; -} - -static int -write_string(const char* file, const char* string) -{ - int len; - int fd; - ssize_t amt; - fd = open(file, O_RDWR); - len = strlen(string); - if (fd < 0) - return -errno; - amt = write(fd, string, len); - close(fd); - return amt >= 0 ? 0 : -errno; -} - -static -void init_debug_led(void) -{ - // trout leds - write_string("/sys/class/leds/red/brightness", "0"); - write_string("/sys/class/leds/green/brightness", "0"); - write_string("/sys/class/leds/blue/brightness", "0"); - write_string("/sys/class/leds/red/device/blink", "0"); - // sardine leds - write_string("/sys/class/leds/left/cadence", "0,0"); -} - -static -void enable_debug_led(void) -{ - // trout leds - write_string("/sys/class/leds/red/brightness", "255"); - // sardine leds - write_string("/sys/class/leds/left/cadence", "1,0"); -} - -static -void disable_debug_led(void) -{ - // trout leds - write_string("/sys/class/leds/red/brightness", "0"); - // sardine leds - write_string("/sys/class/leds/left/cadence", "0,0"); -} - -extern int init_getevent(); -extern void uninit_getevent(); -extern int get_event(struct input_event* event, int timeout); - -static void wait_for_user_action(unsigned tid, struct ucred* cr) -{ - (void)tid; - /* First log a helpful message */ - LOG( "********************************************************\n" - "* process %d crashed. debuggerd waiting for gdbserver \n" - "* \n" - "* adb shell gdbserver :port --attach %d & \n" - "* \n" - "* and press the HOME key. \n" - "********************************************************\n", - cr->pid, cr->pid); - - /* wait for HOME key */ - if (init_getevent() == 0) { - int ms = 1200 / 10; - int dit = 1; - int dah = 3*dit; - int _ = -dit; - int ___ = 3*_; - int _______ = 7*_; - const signed char codes[] = { - dit,_,dit,_,dit,___,dah,_,dah,_,dah,___,dit,_,dit,_,dit,_______ - }; - size_t s = 0; - struct input_event e; - int home = 0; - init_debug_led(); - enable_debug_led(); - do { - int timeout = abs((int)(codes[s])) * ms; - int res = get_event(&e, timeout); - if (res == 0) { - if (e.type==EV_KEY && e.code==KEY_HOME && e.value==0) - home = 1; - } else if (res == 1) { - if (++s >= sizeof(codes)/sizeof(*codes)) - s = 0; - if (codes[s] > 0) { - enable_debug_led(); - } else { - disable_debug_led(); - } - } - } while (!home); - uninit_getevent(); - } - - /* don't forget to turn debug led off */ - disable_debug_led(); - - /* close filedescriptor */ - LOG("debuggerd resuming process %d", cr->pid); - } - -static void handle_crashing_process(int fd) -{ - char buf[64]; - struct stat s; - unsigned tid; - struct ucred cr; - int n, len, status; - int tid_attach_status = -1; - unsigned retry = 30; - bool need_cleanup = false; - - char value[PROPERTY_VALUE_MAX]; - property_get("debug.db.uid", value, "-1"); - int debug_uid = atoi(value); - - XLOG("handle_crashing_process(%d)\n", fd); - - len = sizeof(cr); - n = getsockopt(fd, SOL_SOCKET, SO_PEERCRED, &cr, &len); - if(n != 0) { - LOG("cannot get credentials\n"); - goto done; - } - - XLOG("reading tid\n"); - fcntl(fd, F_SETFL, O_NONBLOCK); - while((n = read(fd, &tid, sizeof(unsigned))) != sizeof(unsigned)) { - if(errno == EINTR) continue; - if(errno == EWOULDBLOCK) { - if(retry-- > 0) { - usleep(100 * 1000); - continue; - } - LOG("timed out reading tid\n"); - goto done; - } - LOG("read failure? %s\n", strerror(errno)); - goto done; - } - - sprintf(buf,"/proc/%d/task/%d", cr.pid, tid); - if(stat(buf, &s)) { - LOG("tid %d does not exist in pid %d. ignorning debug request\n", - tid, cr.pid); - close(fd); - return; - } - - XLOG("BOOM: pid=%d uid=%d gid=%d tid=%d\n", cr.pid, cr.uid, cr.gid, tid); - - tid_attach_status = ptrace(PTRACE_ATTACH, tid, 0, 0); - if(tid_attach_status < 0) { - LOG("ptrace attach failed: %s\n", strerror(errno)); - goto done; - } - - close(fd); - fd = -1; - - for(;;) { - n = waitpid(tid, &status, __WALL); - - if(n < 0) { - if(errno == EAGAIN) continue; - LOG("waitpid failed: %s\n", strerror(errno)); - goto done; - } - - XLOG("waitpid: n=%d status=%08x\n", n, status); - - if(WIFSTOPPED(status)){ - n = WSTOPSIG(status); - switch(n) { - case SIGSTOP: - XLOG("stopped -- continuing\n"); - n = ptrace(PTRACE_CONT, tid, 0, 0); - if(n) { - LOG("ptrace failed: %s\n", strerror(errno)); - goto done; - } - continue; - - case SIGILL: - case SIGABRT: - case SIGBUS: - case SIGFPE: - case SIGSEGV: - case SIGSTKFLT: { - XLOG("stopped -- fatal signal\n"); - need_cleanup = engrave_tombstone(cr.pid, tid, debug_uid, n); - kill(tid, SIGSTOP); - goto done; - } - - default: - XLOG("stopped -- unexpected signal\n"); - goto done; - } - } else { - XLOG("unexpected waitpid response\n"); - goto done; - } - } - -done: - XLOG("detaching\n"); - - /* stop the process so we can debug */ - kill(cr.pid, SIGSTOP); - - /* - * If a thread has been attached by ptrace, make sure it is detached - * successfully otherwise we will get a zombie. - */ - if (tid_attach_status == 0) { - int detach_status; - /* detach so we can attach gdbserver */ - detach_status = ptrace(PTRACE_DETACH, tid, 0, 0); - need_cleanup |= (detach_status != 0); - } - - /* - * if debug.db.uid is set, its value indicates if we should wait - * for user action for the crashing process. - * in this case, we log a message and turn the debug LED on - * waiting for a gdb connection (for instance) - */ - - if ((signed)cr.uid <= debug_uid) { - wait_for_user_action(tid, &cr); - } - - /* resume stopped process (so it can crash in peace) */ - kill(cr.pid, SIGCONT); - - if (need_cleanup) { - LOG("debuggerd committing suicide to free the zombie!\n"); - kill(getpid(), SIGKILL); - } - - if(fd != -1) close(fd); -} - -int main(int argc, char **argv) -{ - int s; - struct sigaction act; - - process_name_ptr = argv; - - logsocket = socket_local_client("logd", - ANDROID_SOCKET_NAMESPACE_ABSTRACT, SOCK_DGRAM); - if(logsocket < 0) { - logsocket = -1; - } else { - fcntl(logsocket, F_SETFD, FD_CLOEXEC); - } - - act.sa_handler = SIG_DFL; - sigemptyset(&act.sa_mask); - sigaddset(&act.sa_mask,SIGCHLD); - act.sa_flags = SA_NOCLDWAIT; - sigaction(SIGCHLD, &act, 0); - - s = socket_local_server("android:debuggerd", - ANDROID_SOCKET_NAMESPACE_ABSTRACT, SOCK_STREAM); - if(s < 0) return -1; - fcntl(s, F_SETFD, FD_CLOEXEC); - - LOG("debuggerd: " __DATE__ " " __TIME__ "\n"); - - for(;;) { - struct sockaddr addr; - socklen_t alen; - int fd; - - alen = sizeof(addr); - fd = accept(s, &addr, &alen); - if(fd < 0) continue; - - fcntl(fd, F_SETFD, FD_CLOEXEC); - - handle_crashing_process(fd); - } - return 0; -} -- cgit v1.1