utils-std

commit: 18f0b81fc072237e00b9303d1c23c7dd0521569e
parent d06c479d736e7d2505698c2533f580b97812c2c2
Author: Haelwenn (lanodan) Monnier <contact@hacktivis.me>
Date:   Thu, 26 Dec 2024 08:32:18 +0100

configure*: disable cmd/join when fgetln isn't available

Diffstat:
M
configure
5
+++++
A
configure.d/fgetln.c
19
+++++++++++++++++++

2 files changed, 24 insertions(+), 0 deletions(-)
diff --git a/configure b/configure
@@ -253,6 +253,11 @@ check_conftest configure.d/getopt_long.c && CFLAGS="${CFLAGS} -DHAS_GETOPT_LONG"
 
 check_conftest configure.d/syncfs.c && CFLAGS="${CFLAGS} -DHAS_SYNCFS"
 
+if ! check_conftest configure.d/fgetln.c; then
+	echo 'Disabling cmd/join'
+	target_filter="${target_filter} -e cmd/join."
+fi
+
 rm -f configure.d/*.bin
 
 echo
diff --git a/configure.d/fgetln.c b/configure.d/fgetln.c
@@ -0,0 +1,19 @@
+// utils-std: Collection of commonly available Unix tools
+// SPDX-FileCopyrightText: 2017 Haelwenn (lanodan) Monnier <contact+utils@hacktivis.me>
+// SPDX-License-Identifier: MPL-2.0
+
+// Because that's what join uses :)
+#define _BSD_SOURCE
+
+#include <stdio.h>
+
+int
+main(void)
+{
+	FILE *stream = stdin;
+	size_t len = 0;
+
+	char *out = fgetln(stream, &len);
+
+	return out != NULL;
+}