Rename two config options:

FEATURE_SH_STANDALONE_SHELL => FEATURE_SH_STANDALONE
FEATURE_EXEC_PREFER_APPLETS => FEATURE_PREFER_APPLETS
Make SH_STANDALONE depend on PREFER_APPLETS.
getopt.c: more randomconfig-induced fixes

5 files changed, 14 insertions, 9 deletions

diff --git a/libbb/default_error_retval.c b/libbb/default_error_retval.c
index f4e46a4..0b19f21 100644
--- a/libbb/default_error_retval.c
+++ b/libbb/default_error_retval.c
@@ -13,7 +13,6 @@
  * that too seems silly.
  */
 
-#include <stdlib.h>
 #include "libbb.h"
 
 int xfunc_error_retval = EXIT_FAILURE;
diff --git a/libbb/error_msg_and_die.c b/libbb/error_msg_and_die.c
index 4a90493..4115046 100644
--- a/libbb/error_msg_and_die.c
+++ b/libbb/error_msg_and_die.c
@@ -10,14 +10,14 @@
 #include "libbb.h"
 
 int die_sleep;
-#if ENABLE_FEATURE_EXEC_PREFER_APPLETS
+#if ENABLE_FEATURE_PREFER_APPLETS
 jmp_buf die_jmp;
 #endif
 
 void xfunc_die(void)
 {
 	if (die_sleep) {
-		if (ENABLE_FEATURE_EXEC_PREFER_APPLETS && die_sleep < 0) {
+		if (ENABLE_FEATURE_PREFER_APPLETS && die_sleep < 0) {
 			/* Special case. We arrive here if NOFORK applet
 			 * calls xfunc, which then decides to die.
 			 * We don't die, but jump instead back to caller.
diff --git a/libbb/execable.c b/libbb/execable.c
index ee10c61..d843647 100644
--- a/libbb/execable.c
+++ b/libbb/execable.c
@@ -60,7 +60,7 @@ int exists_execable(const char *filename)
 	return 0;
 }
 
-#if ENABLE_FEATURE_EXEC_PREFER_APPLETS
+#if ENABLE_FEATURE_PREFER_APPLETS
 /* just like the real execvp, but try to launch an applet named 'file' first
  */
 int bb_execvp(const char *file, char *const argv[])
diff --git a/libbb/fflush_stdout_and_exit.c b/libbb/fflush_stdout_and_exit.c
index d79827f..48889da 100644
--- a/libbb/fflush_stdout_and_exit.c
+++ b/libbb/fflush_stdout_and_exit.c
@@ -18,7 +18,7 @@ void fflush_stdout_and_exit(int retval)
 	if (fflush(stdout))
 		xfunc_die();
 
-	if (ENABLE_FEATURE_EXEC_PREFER_APPLETS && die_sleep < 0) {
+	if (ENABLE_FEATURE_PREFER_APPLETS && die_sleep < 0) {
 		/* We are in NOFORK applet. Do not exit() directly,
 		 * but use xfunc_die() */
 		xfunc_error_retval = retval;
diff --git a/libbb/vfork_daemon_rexec.c b/libbb/vfork_daemon_rexec.c
index cf88a2b..214b645 100644
--- a/libbb/vfork_daemon_rexec.c
+++ b/libbb/vfork_daemon_rexec.c
@@ -102,7 +102,7 @@ int wait_pid(int *wstat, int pid)
 
 int spawn_and_wait(char **argv)
 {
-#if ENABLE_FEATURE_EXEC_PREFER_APPLETS
+#if ENABLE_FEATURE_PREFER_APPLETS
 	int rc;
 	const struct bb_applet *a = find_applet_by_name(argv[0]);
 
@@ -121,8 +121,13 @@ int spawn_and_wait(char **argv)
 		{
 			int old_sleep = die_sleep;
 			int old_x = xfunc_error_retval;
-			die_sleep = -1; /* special flag */
-			/* xfunc_die() checks for it */
+			uint32_t old_m = option_mask32;
+
+			xfunc_error_retval = EXIT_FAILURE;
+			/* special flag for xfunc_die(). If xfunc will "die"
+			 * in NOFORK applet, xfunc_die() sees negative
+			 * die_sleep and longjmp here instead. */
+			die_sleep = -1;
 
 			rc = setjmp(die_jmp);
 			if (!rc) {
@@ -144,6 +149,7 @@ int spawn_and_wait(char **argv)
 
 			die_sleep = old_sleep;
 			xfunc_error_retval = old_x;
+			option_mask32 = old_m;
 			return rc;
 		}
 #ifndef BB_NOMMU	/* MMU only */
@@ -159,7 +165,7 @@ int spawn_and_wait(char **argv)
 	rc = spawn(argv);
  w:
 	return wait4pid(rc);
-#else /* !FEATURE_EXEC_PREFER_APPLETS */
+#else /* !FEATURE_PREFER_APPLETS */
 	return wait4pid(spawn(argv));
 #endif
 }