utils-std

commit: 86d4a937823afbae13e16705a490df30e3f79ba5
parent 125ed15d0a173242a77bebcc0fb322ac20f8248d
Author: Haelwenn (lanodan) Monnier <contact@hacktivis.me>
Date:   Fri,  1 Aug 2025 09:13:15 +0200

add no-op fallback on posix_fadvise()

Diffstat:
M
cmd/cat.c
1
+
M
cmd/cksum.c
2
++
M
cmd/cmp.c
1
+
M
cmd/head.c
1
+
M
cmd/mv.c
1
+
M
cmd/sha1sum.c
1
+
M
cmd/sha256sum.c
1
+
M
cmd/sha512sum.c
1
+
M
cmd/split.c
1
+
M
configure
3
+++
A
configure.d/posix_fadvise.c
11
+++++++++++

11 files changed, 24 insertions(+), 0 deletions(-)
diff --git a/cmd/cat.c b/cmd/cat.c
@@ -3,6 +3,7 @@
 // SPDX-License-Identifier: MPL-2.0
 
 #define _POSIX_C_SOURCE 200809L
+#include "../config.h"
 #include "../libutils/fs.h"
 #include "../libutils/getopt_nolong.h"
 
diff --git a/cmd/cksum.c b/cmd/cksum.c
@@ -3,6 +3,8 @@
 // SPDX-License-Identifier: MPL-2.0
 
 #define _POSIX_C_SOURCE 200809L
+#include "../config.h"
+
 #include <errno.h>
 #include <fcntl.h>    // open, O_*
 #include <inttypes.h> // uint32_t
diff --git a/cmd/cmp.c b/cmd/cmp.c
@@ -3,6 +3,7 @@
 // SPDX-License-Identifier: MPL-2.0
 
 #define _POSIX_C_SOURCE 200809L
+#include "../config.h"
 #include "../libutils/getopt_nolong.h"
 
 #include <assert.h>
diff --git a/cmd/head.c b/cmd/head.c
@@ -4,6 +4,7 @@
 
 #define _POSIX_C_SOURCE 200809L
 
+#include "../config.h"
 #include "../libutils/fs.h" // auto_fd_copy
 #include "../libutils/getopt_nolong.h"
 #include "../libutils/truncation.h" // apply_size_suffix
diff --git a/cmd/mv.c b/cmd/mv.c
@@ -11,6 +11,7 @@
 #define _NETBSD_SOURCE
 #endif
 
+#include "../config.h"
 #include "../libutils/consent.h"
 #include "../libutils/fs.h"
 #include "../libutils/getopt_nolong.h"
diff --git a/cmd/sha1sum.c b/cmd/sha1sum.c
@@ -3,6 +3,7 @@
 // SPDX-License-Identifier: MPL-2.0
 
 #define _POSIX_C_SOURCE 200809L
+#include "../config.h"
 #include "../lib/sha1.h"    // sha1_*
 #include "../lib/strconv.h" // bytes2hex
 #include "../libutils/getopt_nolong.h"
diff --git a/cmd/sha256sum.c b/cmd/sha256sum.c
@@ -3,6 +3,7 @@
 // SPDX-License-Identifier: MPL-2.0
 
 #define _POSIX_C_SOURCE 200809L
+#include "../config.h"
 #include "../lib/sha256.h"  // sha256_*
 #include "../lib/strconv.h" // bytes2hex
 #include "../libutils/getopt_nolong.h"
diff --git a/cmd/sha512sum.c b/cmd/sha512sum.c
@@ -3,6 +3,7 @@
 // SPDX-License-Identifier: MPL-2.0
 
 #define _POSIX_C_SOURCE 200809L
+#include "../config.h"
 #include "../lib/sha512.h"  // sha512_*
 #include "../lib/strconv.h" // bytes2hex
 #include "../libutils/getopt_nolong.h"
diff --git a/cmd/split.c b/cmd/split.c
@@ -4,6 +4,7 @@
 
 #define _POSIX_C_SOURCE 200809L
 
+#include "../config.h"
 #include "../libutils/fs.h" // auto_file_copy
 #include "../libutils/getopt_nolong.h"
 #include "../libutils/truncation.h" // apply_size_suffix
diff --git a/configure b/configure
@@ -271,6 +271,9 @@ if ! check_conftest configure.d/o_path.c; then
 	target_filter="${target_filter} -e cmd/ln."
 fi
 
+# OpenBSD lacks posix_fadvise
+check_conftest configure.d/posix_fadvise.c || cpp_define 'posix_fadvise(fd, off, len, adv) 0'
+
 rm -f configure.d/*.bin
 
 echo
diff --git a/configure.d/posix_fadvise.c b/configure.d/posix_fadvise.c
@@ -0,0 +1,11 @@
+#define _POSIX_C_SOURCE 200809L
+#include <fcntl.h>
+
+int
+main(void)
+{
+	int fd = 1;
+	off_t offset = 0;
+	off_t len = 0;
+	return posix_fadvise(fd, offset, len, POSIX_FADV_SEQUENTIAL);
+}