commit 13b060f0bd029db1742acb1f3722c05cf079f2b1
from: Stefan Sperling <stsp@stsp.name>
date: Wed Sep 06 10:38:59 2023 UTC

when an exec() call fails then show which command nsh was trying to run

commit - c016e86ddbf2ffad50ccfdab9c0fa810917fbb2d
commit + 13b060f0bd029db1742acb1f3722c05cf079f2b1
blob - f2b65a168c2ad92a6763a28bfe15066b933f20f1
blob + 1ad626d1e540c3787254cd0354cbbc1b1c6f3fde
--- cmdargs.c
+++ cmdargs.c
@@ -113,7 +113,8 @@ cmdargs_output_setenv(char *cmd, char *arg[], int stdo
 				execvpe(shellp, arg, env);
 			else
 				execv(shellp, arg);
-			printf("%% exec failed: %s\n", strerror(errno));
+			printf("%% exec '%s' failed: %s\n", shellp,
+			    strerror(errno));
 			_exit(127); /* same as what ksh(1) would do here */
 		}
 			break;
blob - 8ec34c064c7a41b81c920a0d7b65aeb954d098f6
blob + 17256bbabcae936e02f020bc676e43ad55dc1a51
--- commands.c
+++ commands.c
@@ -2213,7 +2213,8 @@ manual(int argc, char **argv)
 				execle("/usr/bin/man", "man", "-l",
 				    "-O", tagarg, nsh8, NULL, env);
 			}
-			printf("%% execl failed: %s\n", strerror(errno));
+			printf("%% execl '/usr/bin/man' failed: %s\n",
+			   strerror(errno));
 			_exit(0);
 			break;
 		default:
@@ -2534,7 +2535,8 @@ shell(int argc, char **argv)
 				    (char *)NULL);
 			else
 				execl(shellp, shellname, (char *)NULL);
-			printf("%% execl failed: %s\n", strerror(errno));
+			printf("%% execl '%s' failed: %s\n", shellp,
+			    strerror(errno));
 			_exit(0);
 			}
 			break;