1 /**************************************************************************
3 * Copyright 2013 VMware, Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
29 #include "pipe/p_config.h"
30 #include "os/os_process.h"
31 #include "util/u_memory.h"
33 #if defined(PIPE_SUBSYSTEM_WINDOWS_USER)
35 #elif defined(__GLIBC__) || defined(__CYGWIN__)
37 #elif defined(PIPE_OS_BSD) || defined(PIPE_OS_APPLE) || defined(PIPE_OS_ANDROID)
39 #elif defined(PIPE_OS_HAIKU)
40 # include <kernel/OS.h>
41 # include <kernel/image.h>
43 #warning unexpected platform in os_process.c
46 #if defined(PIPE_OS_LINUX)
52 * Return the name of the current process.
53 * \param procname returns the process name
54 * \param size size of the procname buffer
55 * \return TRUE or FALSE for success, failure
58 os_get_process_name(char *procname
, size_t size
)
62 /* First, check if the GALLIUM_PROCESS_NAME env var is set to
63 * override the normal process name query.
65 name
= os_get_option("GALLIUM_PROCESS_NAME");
70 #if defined(PIPE_SUBSYSTEM_WINDOWS_USER)
71 char szProcessPath
[MAX_PATH
];
75 GetModuleFileNameA(NULL
, szProcessPath
, ARRAY_SIZE(szProcessPath
));
77 lpProcessName
= strrchr(szProcessPath
, '\\');
78 lpProcessName
= lpProcessName
? lpProcessName
+ 1 : szProcessPath
;
80 lpProcessExt
= strrchr(lpProcessName
, '.');
87 #elif defined(__GLIBC__) || defined(__CYGWIN__)
88 name
= program_invocation_short_name
;
89 #elif defined(PIPE_OS_BSD) || defined(PIPE_OS_APPLE) || defined(PIPE_OS_ANDROID)
92 #elif defined(PIPE_OS_HAIKU)
94 get_image_info(B_CURRENT_TEAM
, &info
);
97 #warning unexpected platform in os_process.c
106 if (name
&& procname
&& size
> 0) {
107 strncpy(procname
, name
, size
);
108 procname
[size
- 1] = '\0';
118 * Return the command line for the calling process. This is basically
119 * the argv[] array with the arguments separated by spaces.
120 * \param cmdline returns the command line string
121 * \param size size of the cmdline buffer
122 * \return TRUE or FALSE for success, failure
125 os_get_command_line(char *cmdline
, size_t size
)
127 #if defined(PIPE_SUBSYSTEM_WINDOWS_USER)
128 const char *args
= GetCommandLine();
130 strncpy(cmdline
, args
, size
);
131 // make sure we terminate the string
132 cmdline
[size
- 1] = 0;
135 #elif defined(PIPE_OS_LINUX)
136 int f
= open("/proc/self/cmdline", O_RDONLY
);
138 const int n
= read(f
, cmdline
, size
- 1);
141 // The arguments are separated by '\0' chars. Convert them to spaces.
142 for (i
= 0; i
< n
; i
++) {
143 if (cmdline
[i
] == 0) {
147 // terminate the string
154 /* XXX to-do: implement this function for other operating systems */