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Author: Andreas Tille <tille@debian.org>
Last-Update: 2025-09-23
Description: Use hardening flags and make sure the code will build with these
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,8 @@
-CC=gcc
-CFLAGS=$(RPM_OPTS) -Wall -Wstrict-prototypes -fomit-frame-pointer -pipe
-LDFLAGS=-Wl,-warn-common -s
+CC?=gcc
+DEB_CFLAGS=$(shell dpkg-buildflags --get CFLAGS)
+DEB_LDFLAGS=$(shell dpkg-buildflags --get LDFLAGS)
+CFLAGS=$(RPM_OPTS) -Wall -Wstrict-prototypes -fomit-frame-pointer -pipe $(DEB_CFLAGS)
+LDFLAGS=-Wl,-warn-common -s $(DEB_LDFLAGS)
all: rungetty
size rungetty
--- a/rungetty.c
+++ b/rungetty.c
@@ -138,7 +138,7 @@ error (const char *fmt,...)
#ifdef USE_SYSLOG
openlog (progname, LOG_PID, LOG_AUTH);
- syslog (LOG_ERR, buf);
+ syslog (LOG_ERR, "%s", buf);
closelog ();
#else /* !USE_SYSLOG */
strcat (bp, "\r\n");
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