87 lines
2.0 KiB
Python
87 lines
2.0 KiB
Python
# Read the api_err file and output C #defines and associated error code.
|
|
|
|
import re
|
|
from dist import compare_srcfile
|
|
|
|
# Read the source file and build a list of items.
|
|
def err_build():
|
|
l = []
|
|
err_re = re.compile(r'\b(WT_(?:[A-Z]|_)+)\t(.*)')
|
|
for match in err_re.finditer(open('api_err', 'r').read()):
|
|
l.append(match.groups())
|
|
return l
|
|
|
|
# Read the source file and build a list of items.
|
|
list = err_build()
|
|
|
|
# Update the #defines in the wiredtiger.in file.
|
|
tmp_file = '__tmp'
|
|
tfile = open(tmp_file, 'w')
|
|
skip = 0
|
|
for line in open('../src/include/wiredtiger.in', 'r'):
|
|
if not skip:
|
|
tfile.write(line)
|
|
if line.count('Error return section: END'):
|
|
tfile.write(line)
|
|
skip = 0
|
|
elif line.count('Error return section: BEGIN'):
|
|
tfile.write(' */\n')
|
|
skip = 1
|
|
|
|
# We don't want our error returns to conflict with any other
|
|
# package, so use an uncommon range, specifically, -31,800 to
|
|
# -31,999.
|
|
v = -31800
|
|
for name, msg in list:
|
|
tfile.write('/*! %s. */\n' % msg)
|
|
tfile.write('#define\t%s\t%d\n' % (name, v))
|
|
v -= 1
|
|
tfile.write('/*\n')
|
|
tfile.close()
|
|
compare_srcfile(tmp_file, '../src/include/wiredtiger.in')
|
|
|
|
# Output the wiredtiger_strerror code.
|
|
tmp_file = '__tmp'
|
|
tfile = open(tmp_file, 'w')
|
|
tfile.write('''/* DO NOT EDIT: automatically built by dist/api_err.py. */
|
|
|
|
#include "wt_internal.h"
|
|
|
|
/*
|
|
* wiredtiger_strerror --
|
|
* Return a string for any error value.
|
|
*/
|
|
const char *
|
|
wiredtiger_strerror(int error)
|
|
{
|
|
static char errbuf[64];
|
|
char *p;
|
|
|
|
if (error == 0)
|
|
return ("Successful return: 0");
|
|
|
|
switch (error) {
|
|
''')
|
|
|
|
for l in list:
|
|
tfile.write('\tcase ' + l[0] + ':\n')
|
|
tfile.write('\t\treturn ("' + l[0] + ': ' + l[1] + '");\n')
|
|
|
|
tfile.write('''\
|
|
default:
|
|
if (error > 0 && (p = strerror(error)) != NULL)
|
|
return (p);
|
|
break;
|
|
}
|
|
|
|
/*
|
|
* !!!
|
|
* Not thread-safe, but this is never supposed to happen.
|
|
*/
|
|
(void)snprintf(errbuf, sizeof(errbuf), "Unknown error: %d", error);
|
|
return (errbuf);
|
|
}
|
|
''')
|
|
tfile.close()
|
|
compare_srcfile(tmp_file, '../src/api/strerror.c')
|