--- /dev/null
+#include <limits.h>
+#include <stdio.h>
+#include "test.h"
+
+#define TEST(c, ...) \
+ ( (c) || (t_error(#c " failed: " __VA_ARGS__),0) )
+
+int main(int argc, char **argv)
+{
+ char buf[PATH_MAX];
+ TEST(argc == 1, "argc should be 1\n");
+ TEST(argv[0] != 0, "argv[0] should not be NULL\n");
+ TEST(argv[1] == 0, "argv[1] should be NULL\n");
+ TEST(argv[0][0] != 0, "argv[0] should not be empty\n");
+ TEST(snprintf(buf, sizeof buf, "%s", argv[0]) < sizeof buf, "argv[0] is not a valid path\n");
+ return t_status;
+}
char *s;
int r;
+ if (!environ)
+ t_error("environ is NULL\n");
if (clearenv() || (environ && *environ))
t_error("clrearenv: %s\n", strerror(errno));
if (putenv("TEST=1"))
t_error("putenv: %s\n", strerror(errno));
+ if (strcmp(environ[0],"TEST=1") != 0)
+ t_error("putenv failed: environ[0]: %s, wanted \"TEST=1\"\n", environ[0]);
if ((s=environ[1]))
t_error("environ[1]: %p, wanted 0\n", s);
if (!(s=getenv("TEST")))
t_error("*environ: %p != 0\n", s);
if ((s=getenv("TEST")))
t_error("getenv(\"TEST\"): %p, wanted 0\n", s);
+ errno = 0;
if (setenv("TEST", "2", 0))
t_error("setenv: %s\n", strerror(errno));
if (strcmp(s=getenv("TEST"),"2") != 0)
t_error("getenv(\"TEST\"): \"%s\", wanted \"2\"\n", s);
+ if (strcmp(environ[0], "TEST=2") != 0)
+ t_error("setenv failed: environ[0]: %s, wanted \"TEST=2\"\n", environ[0]);
+ errno = 0;
if (setenv("TEST", "3", 0))
t_error("setenv: %s\n", strerror(errno));
if (strcmp(s=getenv("TEST"),"2") != 0)
t_error("getenv(\"TEST\"): \"%s\", wanted \"2\"\n", s);
+ errno = 0;
if (setenv("TEST", "3", 1))
t_error("setenv: %s\n", strerror(errno));
if (strcmp(s=getenv("TEST"),"3") != 0)
t_error("getenv(\"TEST\"): \"%s\", wanted \"3\"\n", s);
/* test failures */
+ errno = 0;
if ((r=setenv("","",0)) != -1 || errno != EINVAL)
t_error("setenv(\"\",\"\",0): %d, errno: %d (%s), wanted -1, %d (EINVAL)\n", r, errno, strerror(errno), EINVAL);
+ errno = 0;
if ((r=setenv(0,"",0)) != -1 || errno != EINVAL)
t_error("setenv(0,\"\",0): %d, errno: %d (%s), wanted -1, %d (EINVAL)\n", r, errno, strerror(errno), EINVAL);
return t_status;