generic-library/bionic
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Simplify the SYSCALLS.TXT format.

Browse Source 
This will make addition of new architectures less unpleasant.

Change-Id: I77c866a63b686e8e70709d08fcf52e8a2d37310a
This commit is contained in:
Elliott Hughes
2013-09-24 00:30:25 -07:00
parent 43e5baddbc
commit 5e52279256
2 changed files with 289 additions and 305 deletions
Download Patch File Download Diff File Expand all files Collapse all files

47
libc/tools/bionic_utils.py
View File

@@ -51,7 +51,7 @@ class SysCallsTxtParser:
""" parse a syscall spec line.
line processing, format is
return type func_name[:syscall_name[:call_id]] ( [paramlist] ) (syscall_number[,syscall_number_x86])|stub
return type func_name[:syscall_name[:call_id]] ( [paramlist] ) architecture_list
"""
pos_lparen = line.find('(')
E = self.E
@@ -102,34 +102,27 @@ class SysCallsTxtParser:
syscall_params = []
params = "void"
number = line[pos_rparen+1:].strip()
if number == "stub":
syscall_common = -1
syscall_arm = -1
syscall_x86 = -1
syscall_mips = -1
# Parse the architecture list.
syscall_common = -1
syscall_arm = -1
syscall_x86 = -1
syscall_mips = -1
arch_list = line[pos_rparen+1:].strip()
if arch_list == "custom":
pass
elif arch_list == "all":
syscall_common = 1
else:
try:
if number[0] == '#':
number = number[1:].strip()
numbers = string.split(number,',')
if len(numbers) == 1:
syscall_common = int(numbers[0])
syscall_arm = -1
syscall_x86 = -1
syscall_mips = -1
for arch in string.split(arch_list, ','):
if arch == "arm":
syscall_arm = 1
elif arch == "x86":
syscall_x86 = 1
elif arch == "mips":
syscall_mips = 1
else:
if len(numbers) == 3:
syscall_common = -1
syscall_arm = int(numbers[0])
syscall_x86 = int(numbers[1])
syscall_mips = int(numbers[2])
else:
E("invalid syscall number format in '%s'" % line)
return
except:
E("invalid syscall number in '%s'" % line)
return
E("invalid syscall architecture list in '%s'" % line)
return
global verbose
if verbose >= 2: