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-rw-r--r--mdk-stage1/dietlibc/libcruft/scandir.c47
1 files changed, 47 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/libcruft/scandir.c b/mdk-stage1/dietlibc/libcruft/scandir.c
new file mode 100644
index 000000000..fac7eaa7f
--- /dev/null
+++ b/mdk-stage1/dietlibc/libcruft/scandir.c
@@ -0,0 +1,47 @@
+#include <stdlib.h>
+#include <dirent.h>
+#include <string.h>
+
+int scandir(const char *dir, struct dirent ***namelist,
+ int (*select)(const struct dirent *),
+ int (*compar)(const struct dirent **, const struct dirent **)) {
+ DIR* d;
+ struct dirent *D;
+ int num=0;
+ if (!(d=opendir(dir)))
+ return -1;
+ *namelist=0;
+ while ((D=readdir(d))) {
+ if (select==0 || select(D)) {
+ struct dirent **tmp;
+ ++num;
+/* printf("realloc %p,%d -> ",*namelist,num*sizeof(struct dirent**)); */
+ if (!(tmp=realloc(*namelist,num*sizeof(struct dirent**))) ||
+ !(tmp[num-1]=malloc(sizeof(struct dirent)))) {
+ int i;
+ for (i=0; i<num-1; ++i) free(tmp[i]);
+ free(*namelist);
+ closedir(d);
+ return -1;
+ }
+ memccpy(tmp[num-1]->d_name,D->d_name,0,NAME_MAX);
+ *namelist=tmp;
+/* printf("%p; tmp[num-1(%d)]=%p\n",*namelist,num-1,tmp[num-1]); */
+ }
+ }
+ closedir(d);
+#if 0
+ {
+ int i;
+ puts("pre-qsort:\n");
+ for (i=0; i<num-1; ++i) {
+ puts((*namelist)[i]->d_name);
+ }
+ puts("post-qsort:\n");
+ }
+#endif
+// qsort(&(*namelist)[0],num,sizeof(struct dirent*),(int (*)(const void*,const void*))(compar));
+ if (compar)
+ qsort(*namelist,num,sizeof(struct dirent*),(int (*)(const void*,const void*))(compar));
+ return num;
+}