diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | Src/exec.c | 15 |
2 files changed, 16 insertions, 4 deletions
@@ -1,3 +1,8 @@ +2006-05-29 Peter Stephenson <p.w.stephenson@ntlworld.com> + + * 10343: Src/exec.c: make bad #! interpreters print a more + informative message. + 2006-05-28 Clint Adams <clint@zsh.org> * 22469: R. Ramkumar: Completion/Unix/Command/_mount: use diff --git a/Src/exec.c b/Src/exec.c index 4612c9c1e..7efd7d857 100644 --- a/Src/exec.c +++ b/Src/exec.c @@ -385,7 +385,7 @@ zexecve(char *pth, char **argv) * then check for an errno equal to ENOEXEC. This errno is set * * if the process file has the appropriate access permission, * * but has an invalid magic number in its header. */ - if ((eno = errno) == ENOEXEC) { + if ((eno = errno) == ENOEXEC || eno == ENOENT) { char execvebuf[POUNDBANGLIMIT + 1], *ptr, *ptr2, *argv0; int fd, ct, t0; @@ -405,7 +405,14 @@ zexecve(char *pth, char **argv) execvebuf[POUNDBANGLIMIT] = '\0'; for (ptr = execvebuf + 2; *ptr && *ptr == ' '; ptr++); for (ptr2 = ptr; *ptr && *ptr != ' '; ptr++); - if (*ptr) { + if (eno == ENOENT) { + char *buf; + if (*ptr) + *ptr = '\0'; + buf = tricat("%s: bad interpreter: ", ptr2, + ": %e"); + zerr(buf, pth, eno); + } else if (*ptr) { *ptr = '\0'; argv[-2] = ptr2; argv[-1] = ptr + 1; @@ -414,11 +421,11 @@ zexecve(char *pth, char **argv) argv[-1] = ptr2; execve(ptr2, argv - 1, environ); } - } else { + } else if (eno == ENOEXEC) { argv[-1] = "sh"; execve("/bin/sh", argv - 1, environ); } - } else { + } else if (eno == ENOEXEC) { for (t0 = 0; t0 != ct; t0++) if (!execvebuf[t0]) break; |