6024e5c395
clang 20.0.0 (based on r547379) from build 12806354. Bug: http://b/379133546 Test: N/A Change-Id: I2eb8938af55d809de674be63cb30cf27e801862b Upstream-Commit: ad834e67b1105d15ef907f6255d4c96e8e733f57
326 lines
8.3 KiB
C
326 lines
8.3 KiB
C
/*
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* Copyright 2008-2009 Katholieke Universiteit Leuven
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*
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* Use of this software is governed by the MIT license
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*
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* Written by Sven Verdoolaege, K.U.Leuven, Departement
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* Computerwetenschappen, Celestijnenlaan 200A, B-3001 Leuven, Belgium
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*/
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#ifndef ISL_ARG_H
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#define ISL_ARG_H
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#include <stddef.h>
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#include <stdlib.h>
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#if defined(__cplusplus)
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extern "C" {
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#endif
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struct isl_arg_choice {
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const char *name;
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unsigned value;
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};
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struct isl_arg_flags {
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const char *name;
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unsigned mask;
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unsigned value;
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};
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enum isl_arg_type {
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isl_arg_end,
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isl_arg_alias,
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isl_arg_arg,
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isl_arg_bool,
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isl_arg_child,
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isl_arg_choice,
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isl_arg_flags,
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isl_arg_footer,
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isl_arg_int,
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isl_arg_user,
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isl_arg_long,
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isl_arg_ulong,
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isl_arg_str,
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isl_arg_str_list,
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isl_arg_version
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};
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struct isl_args;
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struct isl_arg {
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enum isl_arg_type type;
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char short_name;
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const char *long_name;
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const char *argument_name;
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#define ISL_ARG_OFFSET_NONE ((size_t) -1)
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size_t offset;
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const char *help_msg;
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#define ISL_ARG_SINGLE_DASH (1 << 0)
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#define ISL_ARG_BOOL_ARG (1 << 1)
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#define ISL_ARG_HIDDEN (1 << 2)
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unsigned flags;
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union {
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struct {
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struct isl_arg_choice *choice;
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unsigned default_value;
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unsigned default_selected;
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int (*set)(void *opt, unsigned val);
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} choice;
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struct {
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struct isl_arg_flags *flags;
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unsigned default_value;
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} flags;
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struct {
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unsigned default_value;
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int (*set)(void *opt, unsigned val);
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} b;
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struct {
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int default_value;
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} i;
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struct {
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long default_value;
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long default_selected;
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int (*set)(void *opt, long val);
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} l;
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struct {
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unsigned long default_value;
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} ul;
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struct {
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const char *default_value;
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} str;
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struct {
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size_t offset_n;
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} str_list;
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struct {
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struct isl_args *child;
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} child;
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struct {
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void (*print_version)(void);
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} version;
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struct {
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int (*init)(void*);
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void (*clear)(void*);
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} user;
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} u;
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};
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struct isl_args {
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size_t options_size;
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struct isl_arg *args;
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};
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#define ISL_ARGS_START(s,name) \
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struct isl_arg name ## LIST[]; \
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struct isl_args name = { sizeof(s), name ## LIST }; \
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struct isl_arg name ## LIST[] = {
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#define ISL_ARGS_END \
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{ isl_arg_end } };
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#define ISL_ARG_ALIAS(l) { \
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.type = isl_arg_alias, \
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.long_name = l, \
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},
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#define ISL_ARG_ARG(st,f,a,d) { \
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.type = isl_arg_arg, \
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.argument_name = a, \
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.offset = offsetof(st, f), \
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.u = { .str = { .default_value = d } } \
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},
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#define ISL_ARG_FOOTER(h) { \
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.type = isl_arg_footer, \
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.help_msg = h, \
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},
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#define ISL_ARG_CHOICE(st,f,s,l,c,d,h) { \
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.type = isl_arg_choice, \
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.short_name = s, \
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.long_name = l, \
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.offset = offsetof(st, f), \
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.help_msg = h, \
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.u = { .choice = { .choice = c, .default_value = d, \
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.default_selected = d, .set = NULL } } \
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},
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#define ISL_ARG_OPT_CHOICE(st,f,s,l,c,d,ds,h) { \
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.type = isl_arg_choice, \
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.short_name = s, \
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.long_name = l, \
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.offset = offsetof(st, f), \
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.help_msg = h, \
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.u = { .choice = { .choice = c, .default_value = d, \
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.default_selected = ds, .set = NULL } } \
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},
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#define ISL_ARG_PHANTOM_USER_CHOICE_F(s,l,c,setter,d,h,fl) { \
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.type = isl_arg_choice, \
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.short_name = s, \
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.long_name = l, \
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.offset = ISL_ARG_OFFSET_NONE, \
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.help_msg = h, \
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.flags = fl, \
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.u = { .choice = { .choice = c, .default_value = d, \
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.default_selected = d, .set = setter } } \
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},
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#define ISL_ARG_USER_OPT_CHOICE(st,f,s,l,c,setter,d,ds,h) { \
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.type = isl_arg_choice, \
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.short_name = s, \
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.long_name = l, \
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.offset = offsetof(st, f), \
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.help_msg = h, \
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.u = { .choice = { .choice = c, .default_value = d, \
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.default_selected = ds, .set = setter } } \
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},
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#define _ISL_ARG_BOOL_F(o,s,l,setter,d,h,fl) { \
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.type = isl_arg_bool, \
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.short_name = s, \
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.long_name = l, \
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.offset = o, \
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.help_msg = h, \
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.flags = fl, \
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.u = { .b = { .default_value = d, .set = setter } } \
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},
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#define ISL_ARG_BOOL_F(st,f,s,l,d,h,fl) \
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_ISL_ARG_BOOL_F(offsetof(st, f),s,l,NULL,d,h,fl)
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#define ISL_ARG_BOOL(st,f,s,l,d,h) \
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ISL_ARG_BOOL_F(st,f,s,l,d,h,0)
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#define ISL_ARG_PHANTOM_BOOL_F(s,l,setter,h,fl) \
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_ISL_ARG_BOOL_F(ISL_ARG_OFFSET_NONE,s,l,setter,0,h,fl)
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#define ISL_ARG_PHANTOM_BOOL(s,l,setter,h) \
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ISL_ARG_PHANTOM_BOOL_F(s,l,setter,h,0)
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#define ISL_ARG_INT_F(st,f,s,l,a,d,h,fl) { \
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.type = isl_arg_int, \
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.short_name = s, \
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.long_name = l, \
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.argument_name = a, \
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.offset = offsetof(st, f), \
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.help_msg = h, \
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.flags = fl, \
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.u = { .i = { .default_value = d } } \
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},
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#define ISL_ARG_INT(st,f,s,l,a,d,h) \
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ISL_ARG_INT_F(st,f,s,l,a,d,h,0)
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#define ISL_ARG_LONG(st,f,s,lo,d,h) { \
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.type = isl_arg_long, \
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.short_name = s, \
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.long_name = lo, \
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.offset = offsetof(st, f), \
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.help_msg = h, \
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.u = { .l = { .default_value = d, .default_selected = d, \
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.set = NULL } } \
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},
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#define ISL_ARG_USER_LONG(st,f,s,lo,setter,d,h) { \
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.type = isl_arg_long, \
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.short_name = s, \
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.long_name = lo, \
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.offset = offsetof(st, f), \
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.help_msg = h, \
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.u = { .l = { .default_value = d, .default_selected = d, \
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.set = setter } } \
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},
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#define ISL_ARG_OPT_LONG(st,f,s,lo,d,ds,h) { \
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.type = isl_arg_long, \
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.short_name = s, \
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.long_name = lo, \
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.offset = offsetof(st, f), \
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.help_msg = h, \
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.u = { .l = { .default_value = d, .default_selected = ds, \
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.set = NULL } } \
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},
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#define ISL_ARG_ULONG(st,f,s,l,d,h) { \
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.type = isl_arg_ulong, \
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.short_name = s, \
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.long_name = l, \
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.offset = offsetof(st, f), \
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.help_msg = h, \
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.u = { .ul = { .default_value = d } } \
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},
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#define ISL_ARG_STR_F(st,f,s,l,a,d,h,fl) { \
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.type = isl_arg_str, \
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.short_name = s, \
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.long_name = l, \
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.argument_name = a, \
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.offset = offsetof(st, f), \
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.help_msg = h, \
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.flags = fl, \
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.u = { .str = { .default_value = d } } \
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},
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#define ISL_ARG_STR(st,f,s,l,a,d,h) \
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ISL_ARG_STR_F(st,f,s,l,a,d,h,0)
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#define ISL_ARG_STR_LIST(st,f_n,f_l,s,l,a,h) { \
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.type = isl_arg_str_list, \
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.short_name = s, \
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.long_name = l, \
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.argument_name = a, \
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.offset = offsetof(st, f_l), \
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.help_msg = h, \
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.u = { .str_list = { .offset_n = offsetof(st, f_n) } } \
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},
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#define _ISL_ARG_CHILD(o,l,c,h,fl) { \
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.type = isl_arg_child, \
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.long_name = l, \
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.offset = o, \
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.help_msg = h, \
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.flags = fl, \
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.u = { .child = { .child = c } } \
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},
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#define ISL_ARG_CHILD(st,f,l,c,h) \
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_ISL_ARG_CHILD(offsetof(st, f),l,c,h,0)
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#define ISL_ARG_GROUP_F(l,c,h,fl) \
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_ISL_ARG_CHILD(ISL_ARG_OFFSET_NONE,l,c,h,fl)
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#define ISL_ARG_GROUP(l,c,h) \
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ISL_ARG_GROUP_F(l,c,h,0)
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#define ISL_ARG_FLAGS(st,f,s,l,c,d,h) { \
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.type = isl_arg_flags, \
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.short_name = s, \
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.long_name = l, \
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.offset = offsetof(st, f), \
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.help_msg = h, \
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.u = { .flags = { .flags = c, .default_value = d } } \
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},
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#define ISL_ARG_USER(st,f,i,c) { \
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.type = isl_arg_user, \
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.offset = offsetof(st, f), \
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.u = { .user = { .init = i, .clear = c} } \
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},
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#define ISL_ARG_VERSION(print) { \
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.type = isl_arg_version, \
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.u = { .version = { .print_version = print } } \
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},
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#define ISL_ARG_ALL (1 << 0)
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#define ISL_ARG_SKIP_HELP (1 << 1)
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void isl_args_set_defaults(struct isl_args *args, void *opt);
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void isl_args_free(struct isl_args *args, void *opt);
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int isl_args_parse(struct isl_args *args, int argc, char **argv, void *opt,
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unsigned flags);
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#define ISL_ARG_DECL(prefix,st,args) \
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extern struct isl_args args; \
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st *prefix ## _new_with_defaults(void); \
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void prefix ## _free(st *opt); \
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int prefix ## _parse(st *opt, int argc, char **argv, unsigned flags);
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#define ISL_ARG_DEF(prefix,st,args) \
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st *prefix ## _new_with_defaults() \
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{ \
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st *opt = (st *)calloc(1, sizeof(st)); \
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if (opt) \
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isl_args_set_defaults(&(args), opt); \
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return opt; \
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} \
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\
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void prefix ## _free(st *opt) \
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{ \
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isl_args_free(&(args), opt); \
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} \
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\
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int prefix ## _parse(st *opt, int argc, char **argv, unsigned flags) \
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{ \
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return isl_args_parse(&(args), argc, argv, opt, flags); \
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}
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#if defined(__cplusplus)
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}
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#endif
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#endif
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