Add in a qsort, alphasort, scandir test from Jon Nelson, jnelson@securepipe.com

1 files changed, 46 insertions, 0 deletions

diff --git a/test/stdlib/qsort.c b/test/stdlib/qsort.c
new file mode 100644
index 000000000..50464979e
--- /dev/null
+++ b/test/stdlib/qsort.c
@@ -0,0 +1,46 @@
+#include <stdio.h>
+#include <dirent.h>
+#include <stdlib.h>
+
+int select_files(const struct dirent *dirbuf)
+{
+    if (dirbuf->d_name[0] == '.')
+	return 0;
+    else         
+	return 1;
+}
+
+
+int main(void)
+{
+    struct dirent **array;
+    struct dirent *dirbuf;
+
+    int i, numdir;        
+
+    chdir("/");
+    numdir = scandir(".", &array, select_files, NULL);
+    printf("\nGot %d entries from scandir().\n", numdir);              
+    for (i = 0; i < numdir; ++i) {      
+	dirbuf = array[i];
+	printf("[%d] %s\n", i, dirbuf->d_name);
+	free(array[i]);
+    }                  
+    free(array);
+    numdir = scandir(".", &array, select_files, alphasort);
+    printf("\nGot %d entries from scandir() using alphasort().\n", numdir);                   
+    for (i = 0; i < numdir; ++i) {      
+	dirbuf = array[i];
+	printf("[%d] %s\n", i, dirbuf->d_name);
+    }                                          
+    printf("\nCalling qsort()\n", numdir);                   
+    qsort(array, numdir, sizeof(struct dirent *), alphasort);
+    for (i = 0; i < numdir; ++i) {                           
+	dirbuf = array[i];
+	printf("[%d] %s\n", i, dirbuf->d_name);
+	free(array[i]);
+    }
+    free(array);
+    return(0);
+}
+