diff options
Diffstat (limited to 'src/vppinfra/macros.c')
| -rw-r--r-- | src/vppinfra/macros.c | 88 |
1 files changed, 72 insertions, 16 deletions
diff --git a/src/vppinfra/macros.c b/src/vppinfra/macros.c index 6649277d897..bc6df55b39d 100644 --- a/src/vppinfra/macros.c +++ b/src/vppinfra/macros.c @@ -1,9 +1,9 @@ /* - macros.c - a simple macro expander - - Copyright (c) 2010, 2014 Cisco and/or its affiliates. - - * Licensed under the Apache License, Version 2.0 (the "License"); + * macros.c - a simple macro expander + * + * Copyright (c) 2010-2020 Cisco and/or its affiliates. + * + * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * @@ -28,10 +28,10 @@ macro_isalnum (i8 c) } static i8 * -builtin_eval (macro_main_t * mm, i8 * varname, i32 complain) +builtin_eval (clib_macro_main_t * mm, i8 * varname, i32 complain) { uword *p; - i8 *(*fp) (macro_main_t *, i32); + i8 *(*fp) (clib_macro_main_t *, i32); p = hash_get_mem (mm->the_builtin_eval_hash, varname); if (p == 0) @@ -41,7 +41,7 @@ builtin_eval (macro_main_t * mm, i8 * varname, i32 complain) } int -clib_macro_unset (macro_main_t * mm, char *name) +clib_macro_unset (clib_macro_main_t * mm, char *name) { hash_pair_t *p; u8 *key, *value; @@ -61,7 +61,7 @@ clib_macro_unset (macro_main_t * mm, char *name) } int -clib_macro_set_value (macro_main_t * mm, char *name, char *value) +clib_macro_set_value (clib_macro_main_t * mm, char *name, char *value) { u8 *key_copy, *value_copy; int rv; @@ -76,7 +76,7 @@ clib_macro_set_value (macro_main_t * mm, char *name, char *value) } i8 * -clib_macro_get_value (macro_main_t * mm, char *name) +clib_macro_get_value (clib_macro_main_t * mm, char *name) { uword *p; @@ -92,7 +92,7 @@ clib_macro_get_value (macro_main_t * mm, char *name) * looks up $foobar in the variable table. */ i8 * -clib_macro_eval (macro_main_t * mm, i8 * s, i32 complain) +clib_macro_eval (clib_macro_main_t * mm, i8 * s, i32 complain) { i8 *rv = 0; i8 *varname, *varvalue; @@ -189,7 +189,7 @@ clib_macro_eval (macro_main_t * mm, i8 * s, i32 complain) * looks up $foobar in the variable table. */ i8 * -clib_macro_eval_dollar (macro_main_t * mm, i8 * s, i32 complain) +clib_macro_eval_dollar (clib_macro_main_t * mm, i8 * s, i32 complain) { i8 *s2; i8 *rv; @@ -201,14 +201,14 @@ clib_macro_eval_dollar (macro_main_t * mm, i8 * s, i32 complain) } void -clib_macro_add_builtin (macro_main_t * mm, char *name, void *eval_fn) +clib_macro_add_builtin (clib_macro_main_t * mm, char *name, void *eval_fn) { hash_set_mem (mm->the_builtin_eval_hash, name, (uword) eval_fn); } #ifdef CLIB_UNIX static i8 * -eval_hostname (macro_main_t * mm, i32 complain) +eval_hostname (clib_macro_main_t * mm, i32 complain) { char tmp[128]; if (gethostname (tmp, sizeof (tmp))) @@ -218,7 +218,7 @@ eval_hostname (macro_main_t * mm, i32 complain) #endif void -clib_macro_init (macro_main_t * mm) +clib_macro_init (clib_macro_main_t * mm) { if (mm->the_builtin_eval_hash != 0) { @@ -235,7 +235,7 @@ clib_macro_init (macro_main_t * mm) } void -clib_macro_free (macro_main_t * mm) +clib_macro_free (clib_macro_main_t * mm) { hash_pair_t *p; u8 **strings_to_free = 0; @@ -257,6 +257,62 @@ clib_macro_free (macro_main_t * mm) hash_free (mm->the_value_table_hash); } +typedef struct +{ + u8 *name; + u8 *value; +} name_sort_t; + +static int +name_compare (void *a1, void *a2) +{ + name_sort_t *ns1 = a1; + name_sort_t *ns2 = a2; + + return strcmp ((char *) ns1->name, (char *) ns2->name); +} + + +u8 * +format_clib_macro_main (u8 * s, va_list * args) +{ + clib_macro_main_t *mm = va_arg (*args, clib_macro_main_t *); + int evaluate = va_arg (*args, int); + hash_pair_t *p; + name_sort_t *nses = 0, *ns; + int i; + + /* *INDENT-OFF* */ + hash_foreach_pair (p, mm->the_value_table_hash, + ({ + vec_add2 (nses, ns, 1); + ns->name = (u8 *)(p->key); + ns->value = (u8 *)(p->value[0]); + })); + /* *INDENT-ON* */ + + if (vec_len (nses) == 0) + return s; + + vec_sort_with_function (nses, name_compare); + + for (i = 0; i < vec_len (nses); i++) + { + s = format (s, "%-20s", nses[i].name); + if (evaluate == 0) + s = format (s, "%s\n", nses[i].value); + else + { + u8 *rv = (u8 *) clib_macro_eval_dollar (mm, (i8 *) nses[i].name, + 0 /* no complain */ ); + s = format (s, "%s\n", rv); + vec_free (rv); + } + } + return s; +} + + /* * fd.io coding-style-patch-verification: ON * |