tools/build/feature/test-libcap.c

Source file repositories/reference/linux-study-clean/tools/build/feature/test-libcap.c

File Facts

System
Linux kernel
Corpus path
tools/build/feature/test-libcap.c
Extension
.c
Size
322 bytes
Lines
21
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: implementation source
Status
source implementation candidate

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0
#include <sys/capability.h>
#include <linux/capability.h>

int main(void)
{
	cap_flag_value_t val;
	cap_t caps = cap_get_proc();

	if (!caps)
		return 1;

	if (cap_get_flag(caps, CAP_SYS_ADMIN, CAP_EFFECTIVE, &val) != 0)
		return 1;

	if (cap_free(caps) != 0)
		return 1;

	return 0;
}

Annotation

Implementation Notes