st

suckless terminal - with my changes
git clone https://pi.duncano.de/git/st.git
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commit f9fb620914f7b1e2580a890f23b66e18762788b7
parent 86633ada91d1c7d8be1bf0398caff8a62fb1b805
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Wed, 15 Oct 2014 19:42:20 +0200

Do not set SHELL to utmp ever

SHELL must be set to the SHELL of the user, but it was possible set
it to utmp.

Diffstat:
st.c | 20+++++++++++---------
1 file changed, 11 insertions(+), 9 deletions(-)

diff --git a/st.c b/st.c @@ -1146,7 +1146,7 @@ die(const char *errstr, ...) { void execsh(void) { - char **args, *sh; + char **args, *sh, *prog; const struct passwd *pw; char buf[sizeof(long) * 8 + 1]; @@ -1158,13 +1158,15 @@ execsh(void) { die("who are you?\n"); } - if (utmp) - sh = utmp; - else if (pw->pw_shell[0]) - sh = pw->pw_shell; + sh = (pw->pw_shell[0]) ? pw->pw_shell : shell; + if(opt_cmd) + prog = opt_cmd[0]; + else if(utmp) + prog = utmp; else - sh = shell; - args = (opt_cmd) ? opt_cmd : (char *[]){sh, NULL}; + prog = sh; + args = (opt_cmd) ? opt_cmd : (char *[]) {prog, NULL}; + snprintf(buf, sizeof(buf), "%lu", xw.win); unsetenv("COLUMNS"); @@ -1172,7 +1174,7 @@ execsh(void) { unsetenv("TERMCAP"); setenv("LOGNAME", pw->pw_name, 1); setenv("USER", pw->pw_name, 1); - setenv("SHELL", args[0], 1); + setenv("SHELL", sh, 1); setenv("HOME", pw->pw_dir, 1); setenv("TERM", termname, 1); setenv("WINDOWID", buf, 1); @@ -1184,7 +1186,7 @@ execsh(void) { signal(SIGTERM, SIG_DFL); signal(SIGALRM, SIG_DFL); - execvp(args[0], args); + execvp(prog, args); exit(EXIT_FAILURE); }