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

test/stdlib/.cvsignore

@@ -9,3 +9,8 @@ teststrtol.out
 teststrtol_glibc.out
 mallocbug
 mallocbug_glibc
+qsort
+qsort_glibc
+qsort.out
+qsort_glibc.out
+

test/stdlib/Makefile

@@ -4,8 +4,9 @@ include $(TESTDIR)/Rules.mak
 
 
 TARGETS=testmalloc testmalloc_glibc 
-TARGETS=mallocbug mallocbug_glibc
+TARGETS+=mallocbug mallocbug_glibc
 TARGETS+=teststrtol teststrtol_glibc teststrtol_diff
+TARGETS+=qsort qsort_glibc qsort_diff
 
 all: $(TARGETS)
 
@@ -109,6 +110,40 @@ teststrtol_diff: teststrtol_glibc teststrtol
 	-diff -u teststrtol_glibc.out teststrtol.out
 	-@ echo " "
 
+qsort: qsort.c Makefile $(TESTDIR)/Config $(TESTDIR)/Rules.mak $(TESTCC)
+	-@ echo "-------"
+	-@ echo " "
+	-@ echo "Compiling vs uClibc: "
+	-@ echo " "
+	$(TESTCC) $(CFLAGS) -c $< -o $@.o
+	$(TESTCC) $(LDFLAGS) $@.o -o $@ $(EXTRA_LIBS)
+	$(STRIPTOOL) -x -R .note -R .comment $@
+	-ldd $@
+	ls $(LSFLAGS) $@
+	-./$@ > $@.out
+	-@ echo " "
+
+qsort_glibc: qsort.c Makefile
+	-@ echo "-------"
+	-@ echo " "
+	-@ echo "Compiling vs GNU libc: "
+	-@ echo " "
+	$(CC) $(CFLAGS) -c $< -o $@.o
+	$(CC) $(LDFLAGS) $@.o -o $@
+	$(STRIPTOOL) -x -R .note -R .comment $@
+	-ldd $@
+	ls -sh $@
+	-./$@ > $@.out
+	-@ echo " "
+
+qsort_diff: qsort_glibc qsort
+	-@ echo "-------"
+	-@ echo " "
+	-@ echo "Diffing output: "
+	-@ echo " "
+	-diff -u qsort_glibc.out qsort.out
+	-@ echo " "
+
 clean:
 	rm -f *.[oa] *~ core $(TARGETS) teststrtol_glibc.out teststrtol.out
 

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);
+}
+