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Literally hand applied patch for window swallowing in tmux 

Taken from https://web.archive.org/web/20221118135147/https://gist.github.com/ghesy/0ac35d048672c63d7fc3afb1fde4c5f2
This commit is contained in:
tosu 2023-08-27 07:42:50 +02:00
parent 8664d1db43
commit b7c298e10b
Signed by: tosu
GPG Key ID: C00746F2E0F36492
3 changed files with 40 additions and 5 deletions
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2
config.h
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@ -5,7 +5,7 @@
/* appearance */
static const unsigned int borderpx = 3; /* border pixel of windows */
static const unsigned int snap = 32; /* snap pixel */
static const int swallowfloating = 1; /* 1 means swallow floating windows by default */
static const int swallowfloating = 0; /* 1 means swallow floating windows by default */
static const int showbar = 1; /* 0 means no bar */
static const int topbar = 1; /* 0 means bottom bar */
static const char *fonts[] = { "IosevkaTerm Nerd Font:size=12", "Noto Color Emoji" };

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dwm
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43
dwm.c
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@ -251,6 +251,8 @@ static void zoom(const Arg *arg);
static pid_t getparentprocess(pid_t p);
static int isdescprocess(pid_t p, pid_t c);
static int istmuxserver(pid_t p);
static long gettmuxclientpid(long shellpid);
static Client *swallowingclient(Window w);
static Client *termforwin(const Client *c);
static pid_t winpid(Window w);
@ -2441,7 +2443,7 @@ getparentprocess(pid_t p)
if (!(f = fopen(buf, "r")))
return 0;
fscanf(f, "%*u %*s %*c %u", &v);
fscanf(f, "%*u (%*[^)]) %*c %u", &v);
fclose(f);
#endif /* __linux__*/
@ -2464,12 +2466,45 @@ getparentprocess(pid_t p)
int
isdescprocess(pid_t p, pid_t c)
{
while (p != c && c != 0)
c = getparentprocess(c);
pid_t p_tmp;
while (p != c && c != 0) {
p_tmp = getparentprocess(c);
if (istmuxserver(p_tmp))
c = gettmuxclientpid(c);
else
c = p_tmp;
}
return (int)c;
}
int
istmuxserver(pid_t p)
{
char path[256];
char name[15];
FILE* stat;
snprintf(path, sizeof(path) - 1, "/proc/%u/stat", (unsigned)p);
if (!(stat = fopen(path, "r")))
return 0;
fscanf(stat, "%*u (%12[^)])", name);
fclose(stat);
return (strcmp(name, "tmux: server") == 0);
}
long
gettmuxclientpid(long shellpid)
{
long volatile panepid, clientpid;
FILE* list = popen("tmux list-clients -F '#{pane_pid} #{client_pid}'", "r");
if (!list)
return 0;
while (!feof(list) && panepid != shellpid)
fscanf(list, "%ld %ld\n", &panepid, &clientpid);
pclose(list);
return clientpid;
}
Client *
termforwin(const Client *w)
{