From 3fffa6c6072826f70aebe72863968bffb9d714cc Mon Sep 17 00:00:00 2001
From: Ingo Schwarze <schwarze@openbsd.org>
Date: Fri, 6 Nov 2015 16:30:33 +0000
Subject: Use getprogname(3) rather than __progname. Suggested by Joerg@
 Sonnenberger (NetBSD). Last year, deraadt@ confirmed on tech@ that this "has
 the potential to be more portable", and micro-optimizing for speed is not
 relevant here.  Also gets rid of one global variable.

---
 configure | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'configure')

diff --git a/configure b/configure
index 7bafcdde..8d9e525f 100755
--- a/configure
+++ b/configure
@@ -290,7 +290,6 @@ echo
 echo "#define MAN_CONF_FILE \"/etc/${MANM_MANCONF}\""
 echo "#define MANPATH_DEFAULT \"${MANPATH_DEFAULT}\""
 [ -n "${OSNAME}" ] && echo "#define OSNAME \"${OSNAME}\""
-[ ${HAVE_PROGNAME} -eq 0 ] && echo "#define __progname mandoc_progname"
 [ -n "${HOMEBREWDIR}" ] && echo "#define HOMEBREWDIR \"${HOMEBREWDIR}\""
 
 cat << __HEREDOC__
@@ -359,6 +358,11 @@ fi
 [ ${HAVE_MKDTEMP} -eq 0 ] && \
 	echo "extern	char	 *mkdtemp(char *);"
 
+if [ ${HAVE_PROGNAME} -eq 0 ]; then
+	echo "extern 	const char *getprogname(void);"
+	echo "extern	void	  setprogname(const char *);"
+fi
+
 [ ${HAVE_REALLOCARRAY} -eq 0 ] && \
 	echo "extern	void	 *reallocarray(void *, size_t, size_t);"
 
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