From: Alexey Gladkov <gladkov.alexey@gmail.com> To: make-initrd@lists.altlinux.org Subject: Re: [make-initrd] [PATCH 1/3] Reimplement ueventd Date: Fri, 5 May 2023 19:16:18 +0200 Message-ID: <ZFU54lwQ+596AmGZ@example.org> (raw) In-Reply-To: <42632f4d-b66e-a7f5-1610-74f54891e304@gmail.com> On Fri, May 05, 2023 at 07:03:16AM +0300, Leonid Krivoshein wrote: > > On 5/4/23 16:42, Alexey Gladkov wrote: > > [...] > > diff --git a/datasrc/ueventd/queue-processor.c b/datasrc/ueventd/queue-processor.c > > new file mode 100644 > > index 00000000..ab5e03e4 > > --- /dev/null > > +++ b/datasrc/ueventd/queue-processor.c > > @@ -0,0 +1,116 @@ > > +/* SPDX-License-Identifier: GPL-2.0-or-later */ > > + > > +#include <sys/types.h> > > +#include <sys/stat.h> > > +#include <sys/wait.h> > > + > > +#include <stdlib.h> > > +#include <stdio.h> > > +#include <string.h> > > +#include <signal.h> > > +#include <dirent.h> > > +#include <fcntl.h> > > +#include <errno.h> > > + > > +#include "ueventd.h" > > + > > +static void event_handler(struct watch *queue, char *path) __attribute__((nonnull(1, 2))); > > +static void move_files(char *srcdir, char *dstdir) __attribute__((nonnull(1, 2))); > > +static void signal_unhandled_events(struct watch *queue) __attribute__((nonnull(1))); > > + > > +void event_handler(struct watch *queue, char *path) > > +{ > > + char *argv[] = { handler_file, path, NULL }; > > + pid_t pid = vfork(); > > + > > + if (pid < 0) { > > + err("fork: %m"); > > Сначала я подумал, что тут пропущен первый аргумент и таких мест > оказалось много. err() -- и твой макрос из ueventd.h, и стандартный > вызов из <err.h> с отличающейся семантикой. В новом коде ueventd > используется твой макрос, но в остальном коде make-initrd используется > стандартный вызов. Так недолго самому запутаться, см.: git grep 'err('. Да, ты прав. Название неудачное. Сначала сделал со стандартными, но потом пришлось делать свои так как ни err.h, ни syslog не умеют время выводить. > > + > > + } else if (!pid) { > > + execve(argv[0], argv, environ); > > + fatal("exec: %s: %m", argv[0]); > > + } else { > > + int status = 0; > > + > > + if (waitpid_retry(pid, &status, 0) != pid || !WIFEXITED(status)) > > + info("%s: session=%lu: %s failed", > > + queue->q_name, session, handler_file); > > + else > > + info("%s: session=%lu: %s finished with return code %d", > > + queue->q_name, session, handler_file, WEXITSTATUS(status)); > > + } > > +} > > [...] > > > -- > WBR, Leonid Krivoshein. > _______________________________________________ > Make-initrd mailing list > Make-initrd@lists.altlinux.org > https://lists.altlinux.org/mailman/listinfo/make-initrd -- Rgrds, legion
next prev parent reply other threads:[~2023-05-05 17:16 UTC|newest] Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-05-04 13:42 [make-initrd] [PATCH 0/3] " Alexey Gladkov 2023-05-04 13:42 ` [make-initrd] [PATCH 1/3] " Alexey Gladkov 2023-05-05 3:08 ` Leonid Krivoshein 2023-05-05 17:02 ` Alexey Gladkov 2023-05-05 4:03 ` Leonid Krivoshein 2023-05-05 17:16 ` Alexey Gladkov [this message] 2023-05-05 5:21 ` Leonid Krivoshein 2023-05-05 17:24 ` Alexey Gladkov 2023-05-14 20:12 ` Leonid Krivoshein 2023-05-14 20:45 ` Alexey Gladkov 2023-05-14 20:57 ` Leonid Krivoshein 2023-05-15 8:52 ` Alexey Gladkov 2023-05-14 23:08 ` Leonid Krivoshein 2023-05-15 9:05 ` Alexey Gladkov 2023-05-15 0:47 ` Leonid Krivoshein 2023-05-15 9:12 ` Alexey Gladkov 2023-05-15 4:38 ` Leonid Krivoshein 2023-05-15 10:43 ` Alexey Gladkov 2023-05-18 6:39 ` Leonid Krivoshein 2023-05-18 7:05 ` Alexey Gladkov 2023-05-20 9:00 ` Leonid Krivoshein 2023-05-20 13:18 ` Alexey Gladkov 2023-05-20 15:17 ` Vladimir D. Seleznev 2023-05-20 17:23 ` Leonid Krivoshein 2023-05-20 18:51 ` Alexey Gladkov 2023-05-21 8:53 ` [make-initrd] [PATCH] ueventd: Don't use a epoll timeout when it's not needed Alexey Gladkov 2023-05-22 4:46 ` Leonid Krivoshein 2023-05-22 7:54 ` Alexey Gladkov 2023-05-22 9:19 ` Alexey Gladkov 2023-05-22 7:57 ` [make-initrd] [PATCH 1/2] ueventd: Fix memory leak Alexey Gladkov 2023-05-22 7:57 ` [make-initrd] [PATCH 2/2] ueventd: Change interface rd_asprintf_or_die Alexey Gladkov 2023-05-22 9:36 ` [make-initrd] [PATCH v2] " Alexey Gladkov 2023-05-20 16:37 ` [make-initrd] [PATCH 1/3] ueventd: Simplify call of the queue handler Alexey Gladkov 2023-05-20 16:37 ` [make-initrd] [PATCH 2/3] ueventd: Rename fd_list to fd_handler_list Alexey Gladkov 2023-05-20 16:37 ` [make-initrd] [PATCH 3/3] ueventd: Drop obsolete declarations Alexey Gladkov 2023-05-04 13:42 ` [make-initrd] [PATCH 2/3] Replace polld by uevent queue Alexey Gladkov 2023-05-04 13:42 ` [make-initrd] [PATCH 3/3] feature/kickstart: Reset rootdelay timer after kickstart Alexey Gladkov 2023-05-06 19:45 ` [make-initrd] ueventd: Add a prefix to the logging functions to avoid name collisions Alexey Gladkov 2023-05-06 19:45 ` [make-initrd] ueventd: Allow to configure the log destination Alexey Gladkov 2023-05-06 19:45 ` [make-initrd] ueventd: Pass the program name when initializing the logger Alexey Gladkov 2023-05-06 19:45 ` [make-initrd] ueventd: Rewrite logging function to make it more atomic Alexey Gladkov 2023-05-07 12:48 ` [make-initrd] [PATCH 0/3] Reimplement ueventd Alexey Gladkov 2023-05-13 11:50 ` Alexey Gladkov 2023-05-14 20:15 ` Leonid Krivoshein 2023-05-14 20:49 ` Alexey Gladkov
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