journalctl-show/util: add missing header

```
[1237/2836] Compiling C object journalctl.p/src_journal_journalctl-show.c.o
FAILED: journalctl.p/src_journal_journalctl-show.c.o
cc -Ijournalctl.p -I. -I.. -Isrc/basic -I../src/basic -Isrc/fundamental -I../src/fundamental -Isrc/systemd -I../src/systemd -I../src/libsystemd/sd-bus -I../src/libsystemd/sd-device -I../src/libsystemd/sd-event -I../src/libsystemd/sd-hwdb -I../src/libsystemd/sd-id128 -I../src/libsystemd/sd-journal -I../src/libsystemd/sd-netlink -I../src/libsystemd/sd-network -I../src/libsystemd/sd-resolve -Isrc/shared -I../src/shared -fdiagnostics-color=always -D_FILE_OFFSET_BITS=64 -Wall -Winvalid-pch -Wextra -std=gnu11 -O0 -g -Wno-missing-field-initializers -Wno-unused-parameter -Wno-nonnull-compare -Warray-bounds -Warray-bounds=2 -Wdate-time -Wendif-labels -Werror=format=2 -Werror=format-signedness -Werror=implicit-function-declaration -Werror=implicit-int -Werror=incompatible-pointer-types -Werror=int-conversion -Werror=missing-declarations -Werror=missing-prototypes -Werror=overflow -Werror=override-init -Werror=return-type -Werror=shift-count-overflow -Werror=shift-overflow=2 -Werror=undef -Wfloat-equal -Wimplicit-fallthrough=5 -Winit-self -Wlogical-op -Wmissing-include-dirs -Wmissing-noreturn -Wnested-externs -Wold-style-definition -Wpointer-arith -Wredundant-decls -Wshadow -Wstrict-aliasing=2 -Wstrict-prototypes -Wsuggest-attribute=noreturn -Wunused-function -Wwrite-strings -Wzero-length-bounds -fdiagnostics-show-option -fno-common -fstack-protector -fstack-protector-strong --param=ssp-buffer-size=4 -Wno-unused-result -Werror=shadow -fno-strict-aliasing -fvisibility=hidden -fno-omit-frame-pointer -include config.h -pthread -MD -MQ journalctl.p/src_journal_journalctl-show.c.o -MF journalctl.p/src_journal_journalctl-show.c.o.d -o journalctl.p/src_journal_journalctl-show.c.o -c ../src/journal/journalctl-show.c
../src/journal/journalctl-show.c: In function ‘setup_event’:
../src/journal/journalctl-show.c:330:38: error: ‘STDOUT_FILENO’ undeclared (first use in this function)
  330 |         r = sd_event_add_io(e, NULL, STDOUT_FILENO, EPOLLHUP|EPOLLERR, NULL, INT_TO_PTR(-ECANCELED));
      |                                      ^~~~~~~~~~~~~
../src/journal/journalctl-show.c:330:38: note: each undeclared identifier is reported only once for each function it appears in
[1238/2836] Compiling C object journalctl.p/src_journal_journalctl-util.c.o
FAILED: journalctl.p/src_journal_journalctl-util.c.o
cc -Ijournalctl.p -I. -I.. -Isrc/basic -I../src/basic -Isrc/fundamental -I../src/fundamental -Isrc/systemd -I../src/systemd -I../src/libsystemd/sd-bus -I../src/libsystemd/sd-device -I../src/libsystemd/sd-event -I../src/libsystemd/sd-hwdb -I../src/libsystemd/sd-id128 -I../src/libsystemd/sd-journal -I../src/libsystemd/sd-netlink -I../src/libsystemd/sd-network -I../src/libsystemd/sd-resolve -Isrc/shared -I../src/shared -fdiagnostics-color=always -D_FILE_OFFSET_BITS=64 -Wall -Winvalid-pch -Wextra -std=gnu11 -O0 -g -Wno-missing-field-initializers -Wno-unused-parameter -Wno-nonnull-compare -Warray-bounds -Warray-bounds=2 -Wdate-time -Wendif-labels -Werror=format=2 -Werror=format-signedness -Werror=implicit-function-declaration -Werror=implicit-int -Werror=incompatible-pointer-types -Werror=int-conversion -Werror=missing-declarations -Werror=missing-prototypes -Werror=overflow -Werror=override-init -Werror=return-type -Werror=shift-count-overflow -Werror=shift-overflow=2 -Werror=undef -Wfloat-equal -Wimplicit-fallthrough=5 -Winit-self -Wlogical-op -Wmissing-include-dirs -Wmissing-noreturn -Wnested-externs -Wold-style-definition -Wpointer-arith -Wredundant-decls -Wshadow -Wstrict-aliasing=2 -Wstrict-prototypes -Wsuggest-attribute=noreturn -Wunused-function -Wwrite-strings -Wzero-length-bounds -fdiagnostics-show-option -fno-common -fstack-protector -fstack-protector-strong --param=ssp-buffer-size=4 -Wno-unused-result -Werror=shadow -fno-strict-aliasing -fvisibility=hidden -fno-omit-frame-pointer -include config.h -pthread -MD -MQ journalctl.p/src_journal_journalctl-util.c.o -MF journalctl.p/src_journal_journalctl-util.c.o.d -o journalctl.p/src_journal_journalctl-util.c.o -c ../src/journal/journalctl-util.c
../src/journal/journalctl-util.c: In function ‘acquire_journal’:
../src/journal/journalctl-util.c:36:60: error: ‘STDIN_FILENO’ undeclared (first use in this function)
   36 |                 r = sd_journal_open_files_fd(&j, (int[]) { STDIN_FILENO }, 1, arg_journal_additional_open_flags);
      |                                                            ^~~~~~~~~~~~
../src/journal/journalctl-util.c:36:60: note: each undeclared identifier is reported only once for each function it appears in
```

Fixes ade2db83fe7fa5011490f94fbeb5cf9263f26514

diff --git a/src/journal/journalctl-show.c b/src/journal/journalctl-show.c
index 371d6957cf4e538ad24e29562404abcd97f4c3a4..bf8f9bdc63459de83a7e388280ec1dc7ca27ba14 100644 (file)
--- a/src/journal/journalctl-show.c
+++ b/src/journal/journalctl-show.c
@@ -1,5 +1,7 @@
 /* SPDX-License-Identifier: LGPL-2.1-or-later */
 
+#include <unistd.h>
+
 #include "sd-event.h"
 
 #include "fileio.h"

diff --git a/src/journal/journalctl-util.c b/src/journal/journalctl-util.c
index f8f5ac61a9a7bb9ab33d64bd93aedfa39b7dbedd..575488bee1ad74ceb8f6412e49585b519d25bcdc 100644 (file)
--- a/src/journal/journalctl-util.c
+++ b/src/journal/journalctl-util.c
@@ -1,5 +1,7 @@
 /* SPDX-License-Identifier: LGPL-2.1-or-later */
 
+#include <unistd.h>
+
 #include "journal-util.h"
 #include "journalctl.h"
 #include "journalctl-util.h"