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Allow Coroutine_Run to return a failure
jonroach 15 Dec 2025 12:31
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8 months ago
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 #include <stdio.h>
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 #include <stddef.h>
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 #include "coroutine.h"
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 #include "generator.h"
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 #include "asleep.h"
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 #include "task.h"
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 #include <dirent.h>
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 #include <string.h>
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 #include <stdlib.h>
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 #include <time.h>
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 void *yield_files(void *param){
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 bool domore = true;
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 char *path = param;
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 DIR *d;
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 struct dirent *dir;
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 int pathlen = strlen(path);
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 d = opendir(path);
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 if (d) {
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 while (domore && (dir = readdir(d)) != NULL) {
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 int blklen = pathlen + 1 + strlen(dir->d_name) + 1;
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 char *r = malloc(blklen);
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 snprintf(r, blklen, "%s/%s", path, dir->d_name);
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 domore = Generator_Yield(r);
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 if (domore && dir->d_type == DT_DIR) {
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 if (strcmp(dir->d_name, ".") != 0 && strcmp(dir->d_name, "..") != 0) {
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 r = malloc(blklen);
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 snprintf(r, blklen, "%s/%s", path, dir->d_name);
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 domore = yield_files(r);
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 free(r);
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 }
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 }
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 }
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 closedir(d);
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 }
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 return (void *)domore;
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 }
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 void *gentest(void *param){
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 Generator gen;
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 Generator_ctor(&gen, yield_files, (char *)param);
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 int count = 0;
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 while(Generator_Next(&gen, &param)){
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 printf("%d) %s\n", count, (char *)param);
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 free(param);
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 if (++count>16000) break;
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 }
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 Generator_dtor(&gen);
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 return param;
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 }
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 int main(int argc, char *argv[]) {
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 (void)argc;
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 (void)argv;
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5 months ago
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 Coroutine_Run(gentest, "..", NULL);
8 months ago
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 return 0;
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 }
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