initial version commit

3 files changed, 68 insertions, 0 deletions

diff --git a/.SRCINFO b/.SRCINFO
new file mode 100644
index 000000000000..78a0f25bad89
--- /dev/null
+++ b/.SRCINFO
@@ -0,0 +1,11 @@
+pkgbase = launch
+	pkgdesc = Launch an independent process
+	pkgver = 1
+	pkgrel = 1
+	arch = any
+	license = GPL
+	source = launch.c
+	sha256sums = SKIP
+
+pkgname = launch
+
diff --git a/PKGBUILD b/PKGBUILD
new file mode 100644
index 000000000000..ebb191159be0
--- /dev/null
+++ b/PKGBUILD
@@ -0,0 +1,17 @@
+# Maintainer: Max <silverhammermba@gmail.com>
+pkgname=launch
+pkgver=1
+pkgrel=1
+pkgdesc="Launch an independent process from a shell"
+arch=('any')
+license=('GPL')
+source=('launch.c')
+sha256sums=('SKIP')
+
+build() {
+	make launch
+}
+
+package () {
+	install -Dm755 launch ${pkgdir}/usr/bin/launch
+}
diff --git a/launch.c b/launch.c
new file mode 100644
index 000000000000..85bb1115384a
--- /dev/null
+++ b/launch.c
@@ -0,0 +1,40 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+
+int main(int argc, char** argv)
+{
+	// need a command to run
+	if (argc <= 1) return 1;
+
+	// fork to disown the child
+	pid_t child;
+	if (child = fork())
+	{
+		if (child == -1)
+		{
+			perror("fork");
+			return 1;
+		}
+
+		printf("%ld\n", (long)child);
+		return 0;
+	}
+
+	// swallow the leading arg and put a NULL at the end
+	for (int i = 0; i < argc - 1; ++i)
+		argv[i] = argv[i + 1];
+	argv[argc - 1] = NULL;
+
+	// silence output
+	if (!freopen("/dev/null", "w", stdout)) fprintf(stdout, "Failed to silence stdout\n");
+	if (!freopen("/dev/null", "w", stderr)) fprintf(stderr, "Failed to silence stderr\n");
+
+	// run the command
+	if (execvp(argv[0], argv))
+	{
+		if (freopen("/dev/tty", "w", stderr)) perror(argv[0]);
+	}
+
+	return 1;
+}