On Sat, Jul 30, 2016 at 6:22 PM, Marek Olšák <mar...@gmail.com> wrote:
> From: Marek Olšák <marek.ol...@amd.com>
>
> for debugging
> ---
> src/gallium/auxiliary/os/os_process.c | 37
> +++++++++++++++++++++++++++++++++++
> src/gallium/auxiliary/os/os_process.h | 2 ++
> 2 files changed, 39 insertions(+)
>
> diff --git a/src/gallium/auxiliary/os/os_process.c
> b/src/gallium/auxiliary/os/os_process.c
> index 332e195..3ee30b1 100644
> --- a/src/gallium/auxiliary/os/os_process.c
> +++ b/src/gallium/auxiliary/os/os_process.c
> @@ -30,6 +30,10 @@
> #include "os/os_process.h"
> #include "util/u_memory.h"
>
> +#if defined(PIPE_OS_UNIX)
> +#include <stdio.h>
> +#endif
> +
> #if defined(PIPE_SUBSYSTEM_WINDOWS_USER)
> # include <windows.h>
> #elif defined(__GLIBC__) || defined(__CYGWIN__)
> @@ -108,3 +112,36 @@ os_get_process_name(char *procname, size_t size)
> return FALSE;
> }
> }
> +
> +bool
> +os_get_process_cmd_line(char *result, size_t size)
> +{
> +#if defined(PIPE_OS_UNIX)
> + char ps[256];
> + int len;
> + FILE *p;
> +
> + /* Execute the ps command. */
> + snprintf(ps, sizeof(ps), "ps --pid %i -o args --no-headers", getpid());
> +
> + p = popen(ps, "r");
What about just reading /proc/self/cmdline ? To exec ps, the current
process will have to fork which will fail if there is not enough free
RAM for the forked copy, which is not that unlikely with games as they
tend to be resource heavy.
Gražvydas
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