fix: default to bash when running command

Commit `87dc8d1`

Eric Bower · 2026-04-16 20:32:29 -0400 EDT

parent 24305c0

fix: default to bash when running command

2 files changed, +21, -18

M README.md

M src/main.zig

M README.md

+10, -7

......@@ -102,17 +102,20 @@ History:
    zmx history <session> | tail -100

Run:
  Commands are passed as-is; do not wrap in quotes.
  Commands run sequentially; do not send multiple in parallel.
  Avoid interactive programs (pagers, editors, prompts) -- they hang.

  `-d` will detach from the calling terminal. Use `wait` to track
  its status.
  Commands are passed as-is: do not wrap in quotes.
  Commands run sequentially: do not send multiple in parallel.
  Avoid interactive programs (pagers, editors, prompts): they hang.

  `--fish` is required when the session runs fish shell.

  If the command hangs, send Ctrl+C to recover:
    zmx run <session> $'\\x03'
    zmx run <session> $(printf '\x03')

  If the command hangs, print the history to see the error:
    zmx history <session> | tail -100

  `-d` will detach from the calling terminal. Use `wait` to track
  its status.

  Examples:
    zmx run dev ls

M src/main.zig

+11, -11

......@@ -154,12 +154,9 @@ pub fn main() !void {

        var cmd_args_raw: std.ArrayList([]const u8) = .empty;
        defer cmd_args_raw.deinit(alloc);
        const shell = util.detectShell();
        var shell_basename = std.fs.path.basename(shell);
        var shell_basename: []const u8 = "bash";
        var detached = false;
        while (args.next()) |arg| {
            // TODO: detect shell within the session instead of asking the user to tell us
            // if the shell is fish.
            // Because fish tracks exit code status via $status instead of $? we need some
            // way to figure out what shell is being used inside the session.
            if (std.mem.startsWith(u8, arg, "--fish")) {

......@@ -1160,17 +1157,20 @@ fn help() !void {
        \\    zmx history <session> | tail -100
        \\
        \\Run:
        \\  Commands are passed as-is; do not wrap in quotes.
        \\  Commands run sequentially; do not send multiple in parallel.
        \\  Avoid interactive programs (pagers, editors, prompts) -- they hang.
        \\
        \\  `-d` will detach from the calling terminal. Use `wait` to track
        \\  its status.
        \\  Commands are passed as-is: do not wrap in quotes.
        \\  Commands run sequentially: do not send multiple in parallel.
        \\  Avoid interactive programs (pagers, editors, prompts): they hang.
        \\
        \\  `--fish` is required when the session runs fish shell.
        \\
        \\  If the command hangs, send Ctrl+C to recover:
        \\    zmx run <session> printf '\x03'
        \\    zmx run <session> $(printf '\x03')
        \\
        \\  If the command hangs, print the history to see the error:
        \\    zmx history <session> | tail -100
        \\
        \\  `-d` will detach from the calling terminal. Use `wait` to track
        \\  its status.
        \\
        \\  Examples:
        \\    zmx run dev ls

...	...		@@ -102,17 +102,20 @@ History:
102	102		zmx history <session> \| tail -100
103	103
104	104		Run:
105		-	Commands are passed as-is; do not wrap in quotes.
106		-	Commands run sequentially; do not send multiple in parallel.
107		-	Avoid interactive programs (pagers, editors, prompts) -- they hang.
108		-
109		-	`-d` will detach from the calling terminal. Use `wait` to track
110		-	its status.
	105	+	Commands are passed as-is: do not wrap in quotes.
	106	+	Commands run sequentially: do not send multiple in parallel.
	107	+	Avoid interactive programs (pagers, editors, prompts): they hang.
111	108
112	109		`--fish` is required when the session runs fish shell.
113	110
114	111		If the command hangs, send Ctrl+C to recover:
115		-	zmx run <session> $'\\x03'
	112	+	zmx run <session> $(printf '\x03')
	113	+
	114	+	If the command hangs, print the history to see the error:
	115	+	zmx history <session> \| tail -100
	116	+
	117	+	`-d` will detach from the calling terminal. Use `wait` to track
	118	+	its status.
116	119
117	120		Examples:
118	121		zmx run dev ls

...	...		@@ -1160,17 +1157,20 @@ fn help() !void {
1160	1157		\\ zmx history <session> \| tail -100
1161	1158		\\
1162	1159		\\Run:
1163		-	\\ Commands are passed as-is; do not wrap in quotes.
1164		-	\\ Commands run sequentially; do not send multiple in parallel.
1165		-	\\ Avoid interactive programs (pagers, editors, prompts) -- they hang.
1166		-	\\
1167		-	\\ `-d` will detach from the calling terminal. Use `wait` to track
1168		-	\\ its status.
	1160	+	\\ Commands are passed as-is: do not wrap in quotes.
	1161	+	\\ Commands run sequentially: do not send multiple in parallel.
	1162	+	\\ Avoid interactive programs (pagers, editors, prompts): they hang.
1169	1163		\\
1170	1164		\\ `--fish` is required when the session runs fish shell.
1171	1165		\\
1172	1166		\\ If the command hangs, send Ctrl+C to recover:
1173		-	\\ zmx run <session> printf '\x03'
	1167	+	\\ zmx run <session> $(printf '\x03')
	1168	+	\\
	1169	+	\\ If the command hangs, print the history to see the error:
	1170	+	\\ zmx history <session> \| tail -100
	1171	+	\\
	1172	+	\\ `-d` will detach from the calling terminal. Use `wait` to track
	1173	+	\\ its status.
1174	1174		\\
1175	1175		\\ Examples:
1176	1176		\\ zmx run dev ls

...	...		@@ -154,12 +154,9 @@ pub fn main() !void {
154	154
155	155		var cmd_args_raw: std.ArrayList([]const u8) = .empty;
156	156		defer cmd_args_raw.deinit(alloc);
157		-	const shell = util.detectShell();
158		-	var shell_basename = std.fs.path.basename(shell);
	157	+	var shell_basename: []const u8 = "bash";
159	158		var detached = false;
160	159		while (args.next()) \|arg\| {
161		-	// TODO: detect shell within the session instead of asking the user to tell us
162		-	// if the shell is fish.
163	160		// Because fish tracks exit code status via $status instead of $? we need some
164	161		// way to figure out what shell is being used inside the session.
165	162		if (std.mem.startsWith(u8, arg, "--fish")) {

Commit 87dc8d1

Commit `87dc8d1`