Future/bison
1
0
Fork 0
mirror of https://git.savannah.gnu.org/git/bison.git synced 2026-03-21 18:23:03 +00:00
Code Issues Packages Projects Releases Wiki Activity

Implement no-XXX arguments for --warnings, --report, --trace.

Browse Source 
* src/getargs.c (flags_argmatch): Handles no-XXX.
	Fix typo in doxygen comment.
This commit is contained in:
Di-an Jan
2008-11-21 13:09:16 -08:00
parent 01466c3ebe
commit 4182a0a186
2 changed files with 20 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
ChangeLog
View File

@@ -1,3 +1,9 @@
2008-11-21 Di-an Jan <dianj@freeshell.org>
Implement no-XXX arguments for --warnings, --report, --trace.
* src/getargs.c (flags_argmatch): Handles no-XXX.
Fix typo in doxygen comment.
2008-11-21 Akim Demaille <demaille@gostai.com> 2008-11-21 Akim Demaille <demaille@gostai.com>
Display the changes in cross-options.texi. Display the changes in cross-options.texi.

19
src/getargs.c
View File

@@ -87,10 +87,12 @@ char *program_name;
* \param keys array of valid subarguments. * \param keys array of valid subarguments.
* \param values array of corresponding (int) values. * \param values array of corresponding (int) values.
* \param flags the flags to update * \param flags the flags to update
* \param args colon separated list of effective subarguments to decode. * \param args comma separated list of effective subarguments to decode.
* If 0, then activate all the flags. * If 0, then activate all the flags.
* *
* The special value 0 resets the flags to 0. * If VALUE != 0 then KEY sets flags and no-KEY clears them.
* If VALUE == 0 then KEY clears all flags and no-KEY sets all flags.
* Thus no-none = all and no-all = none.
*/ */
static void static void
flags_argmatch (const char *option, flags_argmatch (const char *option,
@@ -102,11 +104,18 @@ flags_argmatch (const char *option,
args = strtok (args, ","); args = strtok (args, ",");
while (args) while (args)
{ {
int value = XARGMATCH (option, args, keys, values); int no = strncmp (args, "no-", 3) == 0 ? 3 : 0;
int value = XARGMATCH (option, args + no, keys, values);
if (value == 0) if (value == 0)
*flags = 0; if (no)
*flags = ~0;
else
*flags = 0;
else else
*flags |= value; if (no)
*flags &= ~value;
else
*flags |= value;
args = strtok (NULL, ","); args = strtok (NULL, ",");
} }
} }