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const fix

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improve get_readable_ranges
This commit is contained in:
Glenn Maynard
2004-02-16 08:05:29 +00:00
parent 2025c85fec
commit d82aed55b2
1 changed files with 11 additions and 4 deletions
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stepmania/src/archutils/Unix/CrashHandler.cpp
+11 -4
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@@ -190,7 +190,8 @@ static int xtoi( const char *hex )
return ret;
}
static int get_readable_ranges( const void **starts, const void **ends, int size )
enum { READABLE_ONLY=1, EXECUTABLE_ONLY=2 };
static int get_readable_ranges( const void **starts, const void **ends, int size, int type=READABLE_ONLY )
{
char path[PATH_MAX] = "/proc/";
strcat( path, itoa(getpid()) );
@@ -244,11 +245,17 @@ static int get_readable_ranges( const void **starts, const void **ends, int size
continue; /* Parse error. */
/* " rwxp". If space[1] isn't 'r', then the block isn't readable. */
if( strlen(space) < 2 || space[1] != 'r' )
continue;
if( type & READABLE_ONLY )
if( strlen(space) < 2 || space[1] != 'r' )
continue;
/* " rwxp". If space[3] isn't 'x', then the block isn't readable. */
if( type & EXECUTABLE_ONLY )
if( strlen(space) < 4 || space[3] != 'x' )
continue;
*starts++ = (const void *) xtoi( line );
*ends++ = (const void *) xtoi( hyphen+1 );
++got;
}
if( file_used == sizeof(file) )
@@ -268,7 +275,7 @@ static int get_readable_ranges( const void **starts, const void **ends, int size
/* If the address is readable (eg. reading it won't cause a segfault), return
* the block it's in. Otherwise, return -1. */
static int find_address( void *p, const void **starts, const void **ends )
static int find_address( const void *p, const void **starts, const void **ends )
{
for( int i = 0; starts[i]; ++i )
{