Move _sudo_printf from src/conversation.c to common/sudo_printf.c.

Add sudo_printf function pointer that is initialized to _sudo_printf()
instead of requiring a sudo_conv function pointer everywhere.  The
plugin will reset sudo_printf to point to the version passed in via
the plugin open function.  Now plugin_error.c can just call sudo_printf
in all cases.  The sudoers binaries no longer need their own version
of sudo_printf.

MANIFEST

@@ -19,6 +19,7 @@ common/secure_path.c
 common/setgroups.c
 common/sudo_conf.c
 common/sudo_debug.c
+common/sudo_printf.c
 common/term.c
 common/ttysize.c
 common/zero_bytes.c

common/Makefile.in

@@ -58,8 +58,8 @@ DEFS = @OSDEFS@ -D_PATH_SUDO_CONF=\"$(sysconfdir)/sudo.conf\"
 SHELL = @SHELL@
 
 LTOBJS = alloc.lo atobool.lo fileops.lo fmt_string.lo lbuf.lo list.lo \
-	 secure_path.lo setgroups.lo sudo_conf.lo sudo_debug.lo term.lo \
+	 secure_path.lo setgroups.lo sudo_conf.lo sudo_debug.lo sudo_printf.lo \
-	 ttysize.lo zero_bytes.lo @COMMON_OBJS@
+	 term.lo ttysize.lo zero_bytes.lo @COMMON_OBJS@
 
 all: libcommon.la
 
@@ -151,6 +151,9 @@ sudo_debug.lo: $(srcdir)/sudo_debug.c $(top_builddir)/config.h \
                $(incdir)/alloc.h $(incdir)/error.h $(incdir)/gettext.h \
                $(incdir)/sudo_plugin.h $(incdir)/sudo_debug.h
 	$(LIBTOOL) --mode=compile $(CC) -c -o $@ $(CPPFLAGS) $(CFLAGS) $(PIE_CFLAGS) $(DEFS) $(srcdir)/sudo_debug.c
+sudo_printf.lo: $(srcdir)/sudo_printf.c $(top_builddir)/config.h \
+                $(incdir)/sudo_plugin.h
+	$(LIBTOOL) --mode=compile $(CC) -c -o $@ $(CPPFLAGS) $(CFLAGS) $(PIE_CFLAGS) $(DEFS) $(srcdir)/sudo_printf.c
 term.lo: $(srcdir)/term.c $(top_builddir)/config.h $(incdir)/missing.h \
          $(incdir)/sudo_debug.h
 	$(LIBTOOL) --mode=compile $(CC) -c -o $@ $(CPPFLAGS) $(CFLAGS) $(PIE_CFLAGS) $(DEFS) $(srcdir)/term.c

common/sudo_debug.c

@@ -120,8 +120,6 @@ static int sudo_debug_mode;
 static char sudo_debug_pidstr[(((sizeof(int) * 8) + 2) / 3) + 3];
 static size_t sudo_debug_pidlen;
 
-extern sudo_conv_t sudo_conv;
-
 /*
  * Parse settings string from sudo.conf and open debugfile.
  * Returns 1 on success, 0 if cannot open debugfile.
@@ -285,36 +283,21 @@ static void
 sudo_debug_write_conv(const char *func, const char *file, int lineno,
     const char *str, int len, int errno_val)
 {
-    struct sudo_conv_message msg;
+    /* Remove the newline at the end if appending extra info. */
-    struct sudo_conv_reply repl;
+    if (str[len - 1] == '\n')
-    char *buf = NULL;
+	len--;
 
-    /* Call conversation function */
+    if (func != NULL && file != NULL && lineno != 0) {
-    if (sudo_conv != NULL) {
+	if (errno_val) {
-	/* Remove the newline at the end if appending extra info. */
+	    sudo_printf(SUDO_CONV_DEBUG_MSG, "%.*s: %s @ %s() %s:%d",
-	if (str[len - 1] == '\n')
+		len, str, strerror(errno_val), func, file, lineno);
-	    len--;
+	} else {
-
+	    sudo_printf(SUDO_CONV_DEBUG_MSG, "%.*s @ %s() %s:%d",
-	if (func != NULL && file != NULL && lineno != 0) {
+		len, str, func, file, lineno);
-	    if (errno_val) {
-		easprintf(&buf, "%.*s: %s @ %s() %s:%d", len, str,
-		    strerror(errno_val), func, file, lineno);
-	    } else {
-		easprintf(&buf, "%.*s @ %s() %s:%d", len, str,
-		    func, file, lineno);
-	    }
-	    str = buf;
-	} else if (errno_val) {
-	    easprintf(&buf, "%.*s: %s", len, str, strerror(errno_val));
-	    str = buf;
 	}
-	memset(&msg, 0, sizeof(msg));
+    } else if (errno_val) {
-	memset(&repl, 0, sizeof(repl));
+	sudo_printf(SUDO_CONV_DEBUG_MSG, "%.*s: %s",
-	msg.msg_type = SUDO_CONV_DEBUG_MSG;
+	    len, str, strerror(errno_val));
-	msg.msg = str;
-	sudo_conv(1, &msg, &repl);
-	if (buf != NULL)
-	    efree(buf);
     }
 }
 

common/sudo_printf.c

@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2010-2012 Todd C. Miller <Todd.Miller@courtesan.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <config.h>
+
+#include <sys/types.h>
+#include <stdio.h>
+#ifdef STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#else
+# ifdef HAVE_STDLIB_H
+#  include <stdlib.h>
+# endif
+#endif /* STDC_HEADERS */
+#include <stdarg.h>
+#include <errno.h>
+
+#include "sudo_plugin.h"
+#include "sudo_debug.h"
+
+int
+_sudo_printf(int msg_type, const char *fmt, ...)
+{
+    va_list ap;
+    FILE *fp;
+    int len;
+
+    switch (msg_type) {
+    case SUDO_CONV_INFO_MSG:
+	fp = stdout;
+	break;
+    case SUDO_CONV_ERROR_MSG:
+	fp = stderr;
+	break;
+    case SUDO_CONV_DEBUG_MSG:
+    {
+	char *buf;
+	va_list ap;
+
+	/* XXX - add debug version of vfprintf()? */
+	va_start(ap, fmt);
+	len = vasprintf(&buf, fmt, ap);
+	va_end(ap);
+	if (len == -1)
+	    return -1;
+	sudo_debug_write(buf, len, 0);
+	break;
+    }
+    default:
+	errno = EINVAL;
+	return -1;
+    }
+
+    va_start(ap, fmt);
+    len = vfprintf(fp, fmt, ap);
+    va_end(ap);
+
+    return len;
+}
+
+int (*sudo_printf)(int msg_type, const char *fmt, ...) = _sudo_printf;

include/error.h

@@ -18,6 +18,7 @@
 #define	_SUDO_ERROR_H_
 
 #include <stdarg.h>
+#include <sudo_plugin.h>
 
 /*
  * We wrap error/errorx and warn/warnx so that the same output can
@@ -170,6 +171,8 @@
     warning_restore_locale();						       \
 } while (0)
 
+extern sudo_printf_t sudo_printf;
+
 void	error2(int, const char *, ...) __printflike(2, 3) __attribute__((__noreturn__));
 void	errorx2(int, const char *, ...) __printflike(2, 3) __attribute__((__noreturn__));
 void	verror2(int, const char *, va_list ap) __attribute__((__noreturn__));

plugins/sudoers/Makefile.in

@@ -615,6 +615,7 @@ locale.lo: $(srcdir)/locale.c $(top_builddir)/config.h $(srcdir)/sudoers.h \
            $(devdir)/def_data.h $(srcdir)/logging.h $(srcdir)/sudo_nss.h \
            $(incdir)/sudo_plugin.h $(incdir)/sudo_debug.h $(incdir)/gettext.h
 	$(LIBTOOL) --mode=compile $(CC) -c $(CPPFLAGS) $(CFLAGS) $(PIE_CFLAGS) $(DEFS) $(srcdir)/locale.c
+locale.o: locale.lo
 logging.lo: $(srcdir)/logging.c $(top_builddir)/config.h $(srcdir)/sudoers.h \
             $(top_srcdir)/compat/stdbool.h $(top_builddir)/pathnames.h \
             $(incdir)/missing.h $(incdir)/error.h $(incdir)/alloc.h \
@@ -800,8 +801,8 @@ sudoreplay.o: $(srcdir)/sudoreplay.c $(top_builddir)/config.h \
               $(top_srcdir)/compat/timespec.h $(top_srcdir)/compat/stdbool.h \
               $(top_builddir)/pathnames.h $(incdir)/missing.h \
               $(incdir)/alloc.h $(incdir)/error.h $(incdir)/gettext.h \
-              $(incdir)/sudo_plugin.h $(incdir)/sudo_conf.h $(incdir)/list.h \
+              $(srcdir)/logging.h $(incdir)/sudo_plugin.h \
-              $(incdir)/sudo_debug.h
+              $(incdir)/sudo_conf.h $(incdir)/list.h $(incdir)/sudo_debug.h
 	$(CC) -c $(CPPFLAGS) $(CFLAGS) $(PIE_CFLAGS) $(DEFS) $(srcdir)/sudoreplay.c
 testsudoers.o: $(srcdir)/testsudoers.c $(top_builddir)/config.h \
                $(top_srcdir)/compat/fnmatch.h $(srcdir)/tsgetgrpw.h \

plugins/sudoers/gram.c

@@ -148,27 +148,12 @@ sudoerserror(const char *s)
 	LEXTRACE("<*> ");
 #ifndef TRACELEXER
 	if (trace_print == NULL || trace_print == sudoers_trace_print) {
-	    int oldlocale;
 	    const char fmt[] = ">>> %s: %s near line %d <<<\n";
+	    int oldlocale;
 
 	    /* Warnings are displayed in the user's locale. */
 	    sudoers_setlocale(SUDOERS_LOCALE_USER, &oldlocale);
-	    if (sudo_conv != NULL) {
+	    sudo_printf(SUDO_CONV_ERROR_MSG, _(fmt), sudoers, _(s), sudolineno);
-		struct sudo_conv_message msg;
-		struct sudo_conv_reply repl;
-		char *str;
-
-		easprintf(&str, _(fmt), sudoers, _(s), sudolineno);
-
-		memset(&msg, 0, sizeof(repl));
-		memset(&repl, 0, sizeof(repl));
-		msg.msg_type = SUDO_CONV_ERROR_MSG;
-		msg.msg = str;
-		sudo_conv(1, &msg, &repl);
-		efree(str);
-	    } else {
-		fprintf(stderr, _(fmt), sudoers, _(s), sudolineno);
-	    }
 	    sudoers_setlocale(oldlocale, NULL);
 	}
 #endif

plugins/sudoers/gram.y

@@ -110,27 +110,12 @@ sudoerserror(const char *s)
 	LEXTRACE("<*> ");
 #ifndef TRACELEXER
 	if (trace_print == NULL || trace_print == sudoers_trace_print) {
-	    int oldlocale;
 	    const char fmt[] = ">>> %s: %s near line %d <<<\n";
+	    int oldlocale;
 
 	    /* Warnings are displayed in the user's locale. */
 	    sudoers_setlocale(SUDOERS_LOCALE_USER, &oldlocale);
-	    if (sudo_conv != NULL) {
+	    sudo_printf(SUDO_CONV_ERROR_MSG, _(fmt), sudoers, _(s), sudolineno);
-		struct sudo_conv_message msg;
-		struct sudo_conv_reply repl;
-		char *str;
-
-		easprintf(&str, _(fmt), sudoers, _(s), sudolineno);
-
-		memset(&msg, 0, sizeof(repl));
-		memset(&repl, 0, sizeof(repl));
-		msg.msg_type = SUDO_CONV_ERROR_MSG;
-		msg.msg = str;
-		sudo_conv(1, &msg, &repl);
-		efree(str);
-	    } else {
-		fprintf(stderr, _(fmt), sudoers, _(s), sudolineno);
-	    }
 	    sudoers_setlocale(oldlocale, NULL);
 	}
 #endif

plugins/sudoers/iolog.c

@@ -467,10 +467,8 @@ sudoers_io_open(unsigned int version, sudo_conv_t conversation,
     int rval = -1;
     debug_decl(sudoers_io_open, SUDO_DEBUG_PLUGIN)
 
-    if (!sudo_conv)
+    sudo_conv = conversation;
-	sudo_conv = conversation;
+    sudo_printf = plugin_printf;
-    if (!sudo_printf)
-	sudo_printf = plugin_printf;
 
     /* If we have no command (because -V was specified) just return. */
     if (argc == 0)

plugins/sudoers/plugin_error.c

@@ -44,8 +44,6 @@ static void _warning(int, const char *, va_list);
 static sigjmp_buf error_jmp;
 static bool setjmp_enabled = false;
 
-extern sudo_conv_t sudo_conv;
-
 void
 error2(int eval, const char *fmt, ...)
 {
@@ -133,47 +131,23 @@ static void
 _warning(int use_errno, const char *fmt, va_list ap)
 {
     int serrno = errno;
+    char *str;
 
-    if (sudo_conv != NULL) {
+    evasprintf(&str, fmt, ap);
-	struct sudo_conv_message msg[6];
+    if (use_errno) {
-	struct sudo_conv_reply repl[6];
-	int nmsgs = 4;
-	char *str;
-
-	evasprintf(&str, _(fmt), ap);
-
-	/* Call conversation function */
-	memset(&msg, 0, sizeof(msg));
-	msg[0].msg_type = SUDO_CONV_ERROR_MSG;
-	msg[0].msg = getprogname();
-	msg[1].msg_type = SUDO_CONV_ERROR_MSG;
-	msg[1].msg = _(": ");
-	msg[2].msg_type = SUDO_CONV_ERROR_MSG;
-	msg[2].msg = str;
-	if (use_errno) {
-	    msg[3].msg_type = SUDO_CONV_ERROR_MSG;
-	    msg[3].msg = _(": ");
-	    msg[4].msg_type = SUDO_CONV_ERROR_MSG;
-	    msg[4].msg = strerror(errno);
-	    nmsgs = 6;
-	}
-	msg[nmsgs - 1].msg_type = SUDO_CONV_ERROR_MSG;
-	msg[nmsgs - 1].msg = "\n";
-	memset(&repl, 0, sizeof(repl));
-	sudo_conv(nmsgs, msg, repl);
-	efree(str);
-    } else {
-	fputs(getprogname(), stderr);
 	if (fmt != NULL) {
-	    fputs(_(": "), stderr);
+	    sudo_printf(SUDO_CONV_ERROR_MSG,
-	    vfprintf(stderr, _(fmt), ap);
+		_("%s: %s: %s\n"), getprogname(), str, strerror(serrno));
+	} else {
+	    sudo_printf(SUDO_CONV_ERROR_MSG,
+		_("%s: %s\n"), getprogname(), strerror(serrno));
 	}
-	if (use_errno) {
+    } else {
-	    fputs(_(": "), stderr);
+	sudo_printf(SUDO_CONV_ERROR_MSG,
-	    fputs(strerror(serrno), stderr);
+	    _("%s: %s\n"), getprogname(), str ? str : "(null)");
-	}
-	putc('\n', stderr);
     }
+    efree(str);
+    errno = serrno;
 }
 
 static int oldlocale;

plugins/sudoers/policy.c

@@ -458,10 +458,8 @@ sudoers_policy_open(unsigned int version, sudo_conv_t conversation,
     debug_decl(sudoers_policy_open, SUDO_DEBUG_PLUGIN)
 
     sudo_version = version;
-    if (!sudo_conv)
+    sudo_conv = conversation;
-	sudo_conv = conversation;
+    sudo_printf = plugin_printf;
-    if (!sudo_printf)
-	sudo_printf = plugin_printf;
 
     /* Plugin args are only specified for API version 1.2 and higher. */
     if (sudo_version < SUDO_API_MKVERSION(1, 2))

plugins/sudoers/regress/check_symbols/check_symbols.c

@@ -116,7 +116,7 @@ main(int argc, char *argv[])
 }
 
 void
-cleanup(int gotsig)
+sudoers_cleanup(int gotsig)
 {
     return;
 }

plugins/sudoers/regress/iolog_path/check_iolog_path.c

@@ -47,7 +47,6 @@
 
 struct sudo_user sudo_user;
 struct passwd *list_pw;
-sudo_conv_t sudo_conv;		/* NULL in non-plugin */
 
 static char sessid[7];
 
@@ -205,7 +204,7 @@ void io_nextid(char *iolog_dir, char *fallback, char id[7])
 }
 
 void
-cleanup(int gotsig)
+sudoers_cleanup(int gotsig)
 {
     return;
 }

plugins/sudoers/regress/logging/check_wrap.c

@@ -42,8 +42,6 @@
 #include "error.h"
 #include "sudo_plugin.h"
 
-sudo_conv_t sudo_conv;		/* NULL in non-plugin */
-
 extern void writeln_wrap(FILE *fp, char *line, size_t len, size_t maxlen);
 
 __dso_public int main(int argc, char *argv[]);
@@ -108,7 +106,7 @@ main(int argc, char *argv[])
 }
 
 void
-cleanup(int gotsig)
+sudoers_cleanup(int gotsig)
 {
     return;
 }

plugins/sudoers/regress/parser/check_addr.c

@@ -56,8 +56,6 @@ __dso_public int main(int argc, char *argv[]);
 struct interface *interfaces;
 sudo_printf_t sudo_printf = check_addr_printf;
 
-sudo_conv_t sudo_conv;		/* NULL in non-plugin */
-
 static int
 check_addr(char *input)
 {
@@ -156,7 +154,7 @@ main(int argc, char *argv[])
 
 /* STUB */
 void
-cleanup(int gotsig)
+sudoers_cleanup(int gotsig)
 {
     return;
 }

plugins/sudoers/regress/parser/check_fill.c

@@ -42,6 +42,7 @@
 
 #define SUDO_ERROR_WRAP 0
 
+#include "missing.h"
 #include "list.h"
 #include "parse.h"
 #include "toke.h"
@@ -54,8 +55,6 @@ __dso_public int main(int argc, char *argv[]);
  * TODO: test realloc
  */
 
-sudo_conv_t sudo_conv;		/* NULL in non-plugin */
-
 YYSTYPE sudoerslval;
 
 struct fill_test {
@@ -186,7 +185,7 @@ main(int argc, char *argv[])
 
 /* STUB */
 void
-cleanup(int gotsig)
+sudoers_cleanup(int gotsig)
 {
     return;
 }

plugins/sudoers/sudoers.c

@@ -108,7 +108,6 @@ extern char *errorfile;
 char *login_style;
 #endif /* HAVE_BSD_AUTH_H */
 sudo_conv_t sudo_conv;
-sudo_printf_t sudo_printf;
 int sudo_mode;
 
 static char *prev_user;

plugins/sudoers/sudoreplay.c

@@ -179,8 +179,6 @@ struct search_node {
     } u;
 } *search_expr;
 
-sudo_conv_t sudo_conv;	/* NULL in non-plugin */
-
 #define STACK_NODE_SIZE	32
 static struct search_node *node_stack[32];
 static int stack_top;

plugins/sudoers/testsudoers.c

@@ -82,7 +82,6 @@ void sudoers_cleanup(int);
 static void set_runaspw(const char *);
 static void set_runasgr(const char *);
 static int cb_runas_default(const char *);
-static int testsudoers_printf(int msg_type, const char *fmt, ...);
 static int testsudoers_print(const char *msg);
 
 extern void setgrfile(const char *);
@@ -109,8 +108,6 @@ static char *runas_group, *runas_user;
 extern int errorlineno;
 extern bool parse_error;
 extern char *errorfile;
-sudo_printf_t sudo_printf = testsudoers_printf;
-sudo_conv_t sudo_conv;	/* NULL in non-plugin */
 
 /* For getopt(3) */
 extern char *optarg;
@@ -663,32 +660,6 @@ print_userspecs(void)
     debug_return;
 }
 
-static int
-testsudoers_printf(int msg_type, const char *fmt, ...)
-{
-    va_list ap;
-    FILE *fp;
-    debug_decl(testsudoers_printf, SUDO_DEBUG_UTIL)
-            
-    switch (msg_type) {
-    case SUDO_CONV_INFO_MSG:
-	fp = stdout;
-	break;
-    case SUDO_CONV_ERROR_MSG:
-	fp = stderr;
-	break;
-    default:
-	errno = EINVAL;
-	debug_return_int(-1);
-    }
-   
-    va_start(ap, fmt);
-    vfprintf(fp, fmt, ap);
-    va_end(ap);
-   
-    debug_return_int(0);
-}
-
 void
 dump_sudoers(void)
 {

plugins/sudoers/visudo.c

@@ -90,8 +90,6 @@ struct sudoersfile {
 };
 TQ_DECLARE(sudoersfile)
 
-sudo_conv_t sudo_conv;	/* NULL in non-plugin */
-
 /*
  * Function prototypes
  */
@@ -107,7 +105,6 @@ static bool install_sudoers(struct sudoersfile *, bool);
 static int print_unused(void *, void *);
 static void reparse_sudoers(char *, char *, bool, bool);
 static int run_command(char *, char **);
-static int visudo_printf(int msg_type, const char *fmt, ...);
 static void setup_signals(void);
 static void help(void) __attribute__((__noreturn__));
 static void usage(int);
@@ -134,7 +131,6 @@ extern int optind;
  */
 struct sudo_user sudo_user;
 struct passwd *list_pw;
-sudo_printf_t sudo_printf = visudo_printf;
 static struct sudoersfile_list sudoerslist;
 static struct rbtree *alias_freelist;
 static bool checkonly;
@@ -1310,28 +1306,3 @@ help(void)
 	"  -V          display version information and exit"));
     exit(0);
 }
-
-static int
-visudo_printf(int msg_type, const char *fmt, ...)
-{
-    va_list ap;
-    FILE *fp;
-            
-    switch (msg_type) {
-    case SUDO_CONV_INFO_MSG:
-	fp = stdout;
-	break;
-    case SUDO_CONV_ERROR_MSG:
-	fp = stderr;
-	break;
-    default:
-	errno = EINVAL;
-	return -1;
-    }
-   
-    va_start(ap, fmt);
-    vfprintf(fp, fmt, ap);
-    va_end(ap);
-   
-    return 0;
-}

src/Makefile.in

@@ -175,7 +175,7 @@ env_hooks.o: $(srcdir)/env_hooks.c $(top_builddir)/config.h \
              $(incdir)/sudo_plugin.h
 	$(CC) -c $(CPPFLAGS) $(CFLAGS) $(PIE_CFLAGS) $(DEFS) $(srcdir)/env_hooks.c
 error.o: $(srcdir)/error.c $(top_builddir)/config.h $(incdir)/missing.h \
-         $(incdir)/alloc.h $(incdir)/error.h $(incdir)/gettext.h
+         $(incdir)/error.h $(incdir)/gettext.h
 	$(CC) -c $(CPPFLAGS) $(CFLAGS) $(PIE_CFLAGS) $(DEFS) $(srcdir)/error.c
 exec.o: $(srcdir)/exec.c $(top_builddir)/config.h $(srcdir)/sudo.h \
         $(top_builddir)/pathnames.h $(top_srcdir)/compat/stdbool.h \

src/conversation.c

@@ -51,10 +51,6 @@
 
 extern int tgetpass_flags; /* XXX */
 
-#if defined(HAVE_DLOPEN) || defined(HAVE_SHL_LOAD)
-sudo_conv_t sudo_conv;	/* NULL in sudo front-end */
-#endif
-
 /*
  * Sudo conversation function.
  */
@@ -120,29 +116,3 @@ err:
 
     return -1;
 }
-
-int
-_sudo_printf(int msg_type, const char *fmt, ...)
-{
-    va_list ap;
-    FILE *fp;
-    int len;
-
-    switch (msg_type) {
-    case SUDO_CONV_INFO_MSG:
-	fp = stdout;
-	break;
-    case SUDO_CONV_ERROR_MSG:
-	fp = stderr;
-	break;
-    default:
-	errno = EINVAL;
-	return -1;
-    }
-
-    va_start(ap, fmt);
-    len = vfprintf(fp, fmt, ap);
-    va_end(ap);
-
-    return len;
-}

src/sesh.c

@@ -40,8 +40,6 @@
 #include "sudo_exec.h"
 #include "sudo_plugin.h"
 
-sudo_conv_t sudo_conv;  /* NULL in non-plugin */
-
 __dso_public int main(int argc, char *argv[], char *envp[]);
 
 /*