X-Git-Url: http://git.ozlabs.org/?a=blobdiff_plain;f=ccan%2Fjbitset%2F_info;fp=ccan%2Fjbitset%2F_info;h=0000000000000000000000000000000000000000;hb=805ea0672938b40dea437ca68f32bf3380c191ed;hp=52f7f127a7d58b576e86137040a1464ebf2c4d72;hpb=be2b527792d574ef8cf506d1a168d92354e23cc5;p=ccan diff --git a/ccan/jbitset/_info b/ccan/jbitset/_info deleted file mode 100644 index 52f7f127..00000000 --- a/ccan/jbitset/_info +++ /dev/null @@ -1,82 +0,0 @@ -#include -#include -#include "config.h" - -/** - * jbitset - variable-length bitset (based on libJudy) - * - * This provides a convenient wrapper for using Judy bitsets; using - * integers or pointers as an index, Judy arrays provide an efficient - * bit array or bit map of variable size. - * - * jbitset.h simply contains wrappers for a size_t-indexed bitset, and - * jbitset_type.h contain a wrapper macro for pointer bitsets. - * - * Example: - * // Simple analysis of one-byte mallocs. - * #include - * #include - * #include - * #include - * - * // Define jbit_char_ and jbitset_char, for char * bitset. - * JBIT_DEFINE_TYPE(char, char); - * - * int main(int argc, char *argv[]) - * { - * unsigned int i, runs, reuse; - * size_t mindist = -1; - * struct jbitset_char *set = jbit_char_new(); - * char *p, *prev; - * - * runs = (argc == 1 ? 1000 : atoi(argv[1])); - * if (!runs) - * errx(1, "Invalid number of allocations '%s'", argv[1]); - * - * for (i = 0; i < runs; i++) - * if (!jbit_char_set(set, malloc(1))) - * errx(1, "same pointer allocated twice!"); - * - * // Calculate minimum distance - * prev = jbit_char_first(set)+1; - * for (p = jbit_char_first(set); p; prev = p, p = jbit_char_next(set,p)) - * if (p - prev < mindist) - * mindist = p - prev; - * - * // Free them all, see how many we reallocate. - * for (p = jbit_char_first(set); p; p = jbit_char_next(set, p)) - * free(p); - * for (reuse = 0, i = 0; i < runs; i++) - * reuse += jbit_char_test(set, malloc(1)); - * - * printf("Allocation density (bytes): %zu\n" - * "Minimum inter-pointer distance: %zu\n" - * "Reuse rate: %.0f%%\n", - * (jbit_char_last(set) - jbit_char_first(set)) / runs, - * mindist, - * 100.0 * reuse / runs); - * return 0; - * } - * - * License: LGPL (v2.1 or any later version) - * Author: Rusty Russell - */ -int main(int argc, char *argv[]) -{ - if (argc != 2) - return 1; - - if (strcmp(argv[1], "depends") == 0) { - printf("ccan/build_assert\n"); - printf("ccan/compiler\n"); - printf("Judy\n"); - return 0; - } - - if (strcmp(argv[1], "libs") == 0) { - printf("Judy\n"); - return 0; - } - - return 1; -}