shell/ash: search for .exe automatically if .exe is not given

1 files changed, 21 insertions, 1 deletions

diff --git a/shell/ash.c b/shell/ash.c
index cdbbeba33..b4e7b78a8 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -11265,13 +11265,33 @@ find_command(char *name, struct cmdentry *entry, int act, const char *path)
 #endif
                         if (errno != ENOENT && errno != ENOTDIR)
                                 e = errno;
+#ifdef __MINGW32__
+                        if (!strchr(name, '.')) {
+                                int len = strlen(fullname);
+                                fullname = stalloc(strlen(fullname) + 5);
+                                memcpy(fullname+len, ".exe", 5);
+                                stunalloc(fullname);
+                                while (stat(fullname, &statb) < 0) {
+#ifdef SYSV
+                                        if (errno == EINTR)
+                                                continue;
+#endif
+                                        if (errno != ENOENT && errno != ENOTDIR)
+                                                e = errno;
+
+                                        goto loop;
+                                }
+
+                                break;
+                        }
+#endif
                         goto loop;
                 }
                 e = EACCES;     /* if we fail, this will be the error */
                 if (!S_ISREG(statb.st_mode))
                         continue;
                 if (pathopt) {          /* this is a %func directory */
-                        stalloc(strlen(fullname) + 1);
+                        fullname = stalloc(strlen(fullname) + 1);
                         readcmdfile(fullname);
                         cmdp = cmdlookup(name, 0);
                         if (cmdp == NULL || cmdp->cmdtype != CMDFUNCTION)