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11 commits

Author SHA1 Message Date
Michel Dänzer
f76cbc7901 util: Add os_same_file_description helper 
Acked-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3202>
 2020-01-23 17:39:34 +01:00
Eric Engestrom
1667360f7d util/os_file: fix double-close() 
Fixes: 955c63d364 ("util/os_file: resize buffer to what was actually needed")
Signed-off-by: Eric Engestrom <eric.engestrom@intel.com>
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
 2019-09-04 00:11:51 +01:00
Eric Engestrom
1b259f1ae7 util: add os_file_create_unique() 
Signed-off-by: Eric Engestrom <eric.engestrom@intel.com>
Reviewed-by: Kristian H. Kristensen <hoegsberg@google.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
 2019-06-28 23:37:49 +01:00
Eric Engestrom
955c63d364 util/os_file: resize buffer to what was actually needed 
Fixes: 316964709e "util: add os_read_file() helper"
Reported-by: Jason Ekstrand <jason@jlekstrand.net>
Signed-off-by: Eric Engestrom <eric.engestrom@intel.com>
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
 2019-06-20 21:49:30 +00:00
Eric Engestrom
93349d7118 util/os_file: suppress sign comparison warning 
Signed-off-by: Eric Engestrom <eric.engestrom@intel.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
 2019-06-09 13:14:13 +00:00
Eric Engestrom
fd5c18de88 util/os_file: fix error being sign-cast back and forth 
Signed-off-by: Eric Engestrom <eric.engestrom@intel.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
 2019-06-09 13:14:13 +00:00
Eric Engestrom
341ba406fd util/os_file: avoid shadowing read() with a local variable 
Signed-off-by: Eric Engestrom <eric.engestrom@intel.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
 2019-06-09 13:14:13 +00:00
Eric Engestrom
7e35f20d44 util/os_file: actually return the error read() gave us 
Fixes: 316964709e "util: add os_read_file() helper"
Signed-off-by: Eric Engestrom <eric.engestrom@intel.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
 2019-06-09 13:14:13 +00:00
Eric Engestrom
22c1657d05 util/os_file: always use the 'grow' mechanism 
Use fstat() only to pre-allocate a big enough buffer.

This fixes a race where if the file grows between fstat() and read()
we would be missing the end of the file, and if the file slims down
read() would just fail.

Fixes: 316964709e "util: add os_read_file() helper"
Reported-by: Jason Ekstrand <jason@jlekstrand.net>
Signed-off-by: Eric Engestrom <eric.engestrom@intel.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
 2019-05-16 12:56:25 +01:00
Eric Engestrom
70da00ffd6 util: move #include out of #if linux 
This #include is needed for `NULL`, which is used on all OSes, not just Linux.

Reported-by: Juan A. Suarez Romero <jasuarez@igalia.com>
Fixes: 316964709e "util: add os_read_file() helper"
Signed-off-by: Eric Engestrom <eric.engestrom@intel.com>
Reviewed-by: Juan A. Suarez <jasuarez@igalia.com>
 2019-05-01 15:45:47 +00:00
Eric Engestrom
316964709e util: add os_read_file() helper 
readN() taken from igt.
os_read_file() inspired by igt_sysfs_get()

Signed-off-by: Eric Engestrom <eric.engestrom@intel.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
 2019-04-30 15:40:33 +00:00