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| author | Frank Terbeck <ft@bewatermyfriend.org> | 2013-05-05 20:17:24 +0200 |
|---|---|---|
| committer | Frank Terbeck <ft@bewatermyfriend.org> | 2013-05-05 20:33:36 +0200 |
| commit | 2405b0ac0cc296cc492b8665112e6d05e863b09f (patch) | |
| tree | c3e38846213692bd945547bdd2ed98d1b6d26dbd /Src | |
| parent | 9604bc9a9f6a4f308fe8e4e5a11247b90a9d61b7 (diff) | |
| download | zsh-2405b0ac0cc296cc492b8665112e6d05e863b09f.tar.gz zsh-2405b0ac0cc296cc492b8665112e6d05e863b09f.tar.xz zsh-2405b0ac0cc296cc492b8665112e6d05e863b09f.zip | |
31376: Make sure every execve() is prefixed by winch_unblock()
This was suggested by Bart Schaefer in 31375.
Diffstat (limited to 'Src')
| -rw-r--r-- | Src/exec.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Src/exec.c b/Src/exec.c index fa148756b..14c2ba003 100644 --- a/Src/exec.c +++ b/Src/exec.c @@ -452,6 +452,7 @@ zexecve(char *pth, char **argv, char **newenvp) if (newenvp == NULL) newenvp = environ; + winch_unblock(); execve(pth, argv, newenvp); /* If the execve returns (which in general shouldn't happen), * @@ -486,6 +487,7 @@ zexecve(char *pth, char **argv, char **newenvp) (pprog = pathprog(ptr2, NULL))) { argv[-2] = ptr2; argv[-1] = ptr + 1; + winch_unblock(); execve(pprog, argv - 2, newenvp); } zerr("%s: bad interpreter: %s: %e", pth, ptr2, @@ -494,13 +496,16 @@ zexecve(char *pth, char **argv, char **newenvp) *ptr = '\0'; argv[-2] = ptr2; argv[-1] = ptr + 1; + winch_unblock(); execve(ptr2, argv - 2, newenvp); } else { argv[-1] = ptr2; + winch_unblock(); execve(ptr2, argv - 1, newenvp); } } else if (eno == ENOEXEC) { argv[-1] = "sh"; + winch_unblock(); execve("/bin/sh", argv - 1, newenvp); } } else if (eno == ENOEXEC) { @@ -509,6 +514,7 @@ zexecve(char *pth, char **argv, char **newenvp) break; if (t0 == ct) { argv[-1] = "sh"; + winch_unblock(); execve("/bin/sh", argv - 1, newenvp); } } |