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-rw-r--r--shell/ash.c3
-rw-r--r--shell/cmdedit.c14
-rw-r--r--shell/cmdedit.h4
3 files changed, 18 insertions, 3 deletions
diff --git a/shell/ash.c b/shell/ash.c
index b34f058..80145da 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -4117,6 +4117,9 @@ changepath(const char *newval)
firstchange = 0;
clearcmdentry(firstchange);
builtinloc = idx_bltin;
+#ifdef CONFIG_FEATURE_COMMAND_EDITING
+ cmdedit_path_lookup = newval;
+#endif
}
diff --git a/shell/cmdedit.c b/shell/cmdedit.c
index 884489b..ec861df 100644
--- a/shell/cmdedit.c
+++ b/shell/cmdedit.c
@@ -43,6 +43,8 @@
#include "busybox.h"
+#include "../shell/cmdedit.h"
+
#ifdef CONFIG_LOCALE_SUPPORT
#define Isprint(c) isprint((c))
#else
@@ -609,14 +611,20 @@ enum {
FIND_FILE_ONLY = 2,
};
+#ifdef CONFIG_ASH
+const char *cmdedit_path_lookup;
+#else
+#define cmdedit_path_lookup getenv("PATH")
+#endif
+
static int path_parse(char ***p, int flags)
{
int npth;
- char *tmp;
- char *pth;
+ const char *tmp;
+ const char *pth;
/* if not setenv PATH variable, to search cur dir "." */
- if (flags != FIND_EXE_ONLY || (pth = getenv("PATH")) == 0 ||
+ if (flags != FIND_EXE_ONLY || (pth = cmdedit_path_lookup) == 0 ||
/* PATH=<empty> or PATH=:<empty> */
*pth == 0 || (*pth == ':' && *(pth + 1) == 0)) {
return 1;
diff --git a/shell/cmdedit.h b/shell/cmdedit.h
index 991dafc..4c0c09d 100644
--- a/shell/cmdedit.h
+++ b/shell/cmdedit.h
@@ -3,6 +3,10 @@
int cmdedit_read_input(char* promptStr, char* command);
+#ifdef CONFIG_ASH
+extern const char *cmdedit_path_lookup;
+#endif
+
#ifdef CONFIG_FEATURE_COMMAND_SAVEHISTORY
void load_history ( const char *fromfile );
void save_history ( const char *tofile );