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r300g: Use PATH_MAX instead of limiting ourselves to 100 chars.

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When built with Gentoo's package manager, the Mesa source directory
exists seven directories deep. The path to the .test file is too long
and is silently truncated, leading to a crash. Just use PATH_MAX.

Cc: 10.4, 10.5 <mesa-stable@lists.freedesktop.org>
Bugzilla: https://bugs.gentoo.org/show_bug.cgi?id=540970
Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
(cherry picked from commit f5e2aa1324)
This commit is contained in:
Matt Turner 2015-03-03 16:02:40 -08:00 • committed by Emil Velikov
parent 1a929baa0b
commit 8e8d215cae
1 changed files with 3 additions and 3 deletions
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6
src/gallium/drivers/r300/compiler/tests/rc_test_helpers.c
View file

@ -28,6 +28,7 @@
*/
#include <errno.h>
#include <limits.h>
#include <regex.h>
#include <stdlib.h>
#include <stdio.h>
@ -528,7 +529,6 @@ void init_compiler(
}
#define MAX_LINE_LENGTH 100
#define MAX_PATH_LENGTH 100
unsigned load_program(
struct radeon_compiler *c,
@ -536,14 +536,14 @@ unsigned load_program(
const char *filename)
{
char line[MAX_LINE_LENGTH];
char path[MAX_PATH_LENGTH];
char path[PATH_MAX];
FILE *file;
unsigned *count;
char **string_store;
unsigned i = 0;
memset(line, 0, sizeof(line));
snprintf(path, MAX_PATH_LENGTH, TEST_PATH "/%s", filename);
snprintf(path, PATH_MAX, TEST_PATH "/%s", filename);
file = fopen(path, "r");
if (!file) {
return 0;