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Ignore default-shell (and use /bin/sh) if it invalid not just if it is

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tmux itself, also refuse to set the option to something invalid in the
first place. GitHub issue 2120.
This commit is contained in:
nicm
2020-03-17 11:10:12 +00:00
parent fb396286ff
commit 115bb33257
5 changed files with 15 additions and 6 deletions
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6
tmux.c
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@ -49,8 +49,8 @@ const char *shell_command;
static __dead void usage(void);
static char *make_label(const char *, char **);
static int areshell(const char *);
static const char *getshell(void);
static int checkshell(const char *);
static __dead void
usage(void)
@ -79,7 +79,7 @@ getshell(void)
return (_PATH_BSHELL);
}
static int
int
checkshell(const char *shell)
{
if (shell == NULL || *shell != '/')
@ -91,7 +91,7 @@ checkshell(const char *shell)
return (1);
}
int
static int
areshell(const char *shell)
{
const char *progname, *ptr;