[Buildroot] [PATCH] package/uemacs: fix call to cuserid

[Thomas Bonnefille via buildroot <buildroot@buildroot.org>]

cuserid is deprecated and breaks the compilation on some new toolchains.
This patch fixes this issue.

Fixes:
    #81

Signed-off-by: Thomas Bonnefille <thomas.bonnefille@bootlin.com>
---
 package/uemacs/02-Replace-cuserid.patch | 34 +++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/package/uemacs/02-Replace-cuserid.patch b/package/uemacs/02-Replace-cuserid.patch
new file mode 100644
index 0000000000000000000000000000000000000000..0e7eaf371f14a5e2bf2e0f38f08771bad4782c8d
--- /dev/null
+++ b/package/uemacs/02-Replace-cuserid.patch
@@ -0,0 +1,34 @@
+From 289ccf8f0e77ae4f240eca988eb3a6ac19afbae9 Mon Sep 17 00:00:00 2001
+From: Thomas Bonnefille <thomas.bonnefille@bootlin.com>
+Date: Fri, 17 Jan 2025 22:10:41 +0100
+Subject: [PATCH] Replace cuserid
+
+cuserid has been removed from some toolchains and is no longer in the
+POSIX standard since 1990. getlogin has been in the standard since 2001.
+
+This commit uncomments the call to getlogin and thus replaces cuserid
+with getlogin.
+
+Upstream: https://github.com/torvalds/uemacs/pull/46
+Signed-off-by: Thomas Bonnefille <thomas.bonnefille@bootlin.com>
+---
+ pklock.c | 3 +--
+ 1 file changed, 1 insertion(+), 2 deletions(-)
+
+diff --git a/pklock.c b/pklock.c
+index dc30b76..5f4865b 100644
+--- a/pklock.c
++++ b/pklock.c
+@@ -80,8 +80,7 @@ char *dolock(char *fname)
+ 	}
+ 	if ((n = read(fd, locker, MAXNAME)) < 1) {
+ 		lseek(fd, 0, SEEK_SET);
+-/*		strcpy(locker, getlogin()); */
+-		cuserid(locker);
++		strcpy(locker, getlogin());
+ 		strcat(locker + strlen(locker), "@");
+ 		gethostname(locker + strlen(locker), 64);
+ 		write(fd, locker, strlen(locker));
+-- 
+2.48.1
+

---
base-commit: 027c9ce67ca21409faed9f9add7222cb3e5ba4d4
change-id: 20250118-fix_uemacs-93cbac0a6229

Best regards,
-- 
Thomas Bonnefille <thomas.bonnefille@bootlin.com>

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