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Diffstat (limited to 'tests/libtest/lib537.c')
-rw-r--r--tests/libtest/lib537.c179
1 files changed, 92 insertions, 87 deletions
diff --git a/tests/libtest/lib537.c b/tests/libtest/lib537.c
index 5da53799..c1561419 100644
--- a/tests/libtest/lib537.c
+++ b/tests/libtest/lib537.c
@@ -5,11 +5,11 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
- * Copyright (C) 1998 - 2013, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
- * are also available at http://curl.haxx.se/docs/copyright.html.
+ * are also available at https://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
@@ -57,18 +57,19 @@ static char msgbuff[256];
static void store_errmsg(const char *msg, int err)
{
- if (!err)
- sprintf(msgbuff, "%s", msg);
+ if(!err)
+ snprintf(msgbuff, sizeof(msgbuff), "%s", msg);
else
- sprintf(msgbuff, "%s, errno %d, %s", msg, err, strerror(err));
+ snprintf(msgbuff, sizeof(msgbuff), "%s, errno %d, %s", msg, err,
+ strerror(err));
}
static void close_file_descriptors(void)
{
- for (num_open.rlim_cur = 0;
- num_open.rlim_cur < num_open.rlim_max;
- num_open.rlim_cur++)
- if (fd[num_open.rlim_cur] > 0)
+ for(num_open.rlim_cur = 0;
+ num_open.rlim_cur < num_open.rlim_max;
+ num_open.rlim_cur++)
+ if(fd[num_open.rlim_cur] > 0)
close(fd[num_open.rlim_cur]);
free(fd);
fd = NULL;
@@ -80,20 +81,20 @@ static int fopen_works(void)
int i;
int ret = 1;
- for (i = 0; i < 3; i++) {
+ for(i = 0; i < 3; i++) {
fpa[i] = NULL;
}
- for (i = 0; i < 3; i++) {
- fpa[i] = fopen(DEV_NULL, "r");
- if (fpa[i] == NULL) {
- store_errmsg("fopen() failed", ERRNO);
+ for(i = 0; i < 3; i++) {
+ fpa[i] = fopen(DEV_NULL, FOPEN_READTEXT);
+ if(fpa[i] == NULL) {
+ store_errmsg("fopen failed", ERRNO);
fprintf(stderr, "%s\n", msgbuff);
ret = 0;
break;
}
}
- for (i = 0; i < 3; i++) {
- if (fpa[i] != NULL)
+ for(i = 0; i < 3; i++) {
+ if(fpa[i] != NULL)
fclose(fpa[i]);
}
return ret;
@@ -113,7 +114,7 @@ static int rlimit(int keep_open)
#ifdef HAVE_LONGLONG
char fmt_llu[] = "%llu";
- if (sizeof(rl.rlim_max) > sizeof(long))
+ if(sizeof(rl.rlim_max) > sizeof(long))
fmt = fmt_llu;
else
#endif
@@ -121,7 +122,7 @@ static int rlimit(int keep_open)
/* get initial open file limits */
- if (getrlimit(RLIMIT_NOFILE, &rl) != 0) {
+ if(getrlimit(RLIMIT_NOFILE, &rl) != 0) {
store_errmsg("getrlimit() failed", ERRNO);
fprintf(stderr, "%s\n", msgbuff);
return -1;
@@ -130,19 +131,19 @@ static int rlimit(int keep_open)
/* show initial open file limits */
#ifdef RLIM_INFINITY
- if (rl.rlim_cur == RLIM_INFINITY)
+ if(rl.rlim_cur == RLIM_INFINITY)
strcpy(strbuff, "INFINITY");
else
#endif
- sprintf(strbuff, fmt, rl.rlim_cur);
+ snprintf(strbuff, sizeof(strbuff), fmt, rl.rlim_cur);
fprintf(stderr, "initial soft limit: %s\n", strbuff);
#ifdef RLIM_INFINITY
- if (rl.rlim_max == RLIM_INFINITY)
+ if(rl.rlim_max == RLIM_INFINITY)
strcpy(strbuff, "INFINITY");
else
#endif
- sprintf(strbuff, fmt, rl.rlim_max);
+ snprintf(strbuff, sizeof(strbuff), fmt, rl.rlim_max);
fprintf(stderr, "initial hard limit: %s\n", strbuff);
/*
@@ -154,14 +155,14 @@ static int rlimit(int keep_open)
* open more than soft limit file descriptors will fail.
*/
- if (rl.rlim_cur != rl.rlim_max) {
+ if(rl.rlim_cur != rl.rlim_max) {
#ifdef OPEN_MAX
- if ((rl.rlim_cur > 0) &&
+ if((rl.rlim_cur > 0) &&
(rl.rlim_cur < OPEN_MAX)) {
fprintf(stderr, "raising soft limit up to OPEN_MAX\n");
rl.rlim_cur = OPEN_MAX;
- if (setrlimit(RLIMIT_NOFILE, &rl) != 0) {
+ if(setrlimit(RLIMIT_NOFILE, &rl) != 0) {
/* on failure don't abort just issue a warning */
store_errmsg("setrlimit() failed", ERRNO);
fprintf(stderr, "%s\n", msgbuff);
@@ -172,7 +173,7 @@ static int rlimit(int keep_open)
fprintf(stderr, "raising soft limit up to hard limit\n");
rl.rlim_cur = rl.rlim_max;
- if (setrlimit(RLIMIT_NOFILE, &rl) != 0) {
+ if(setrlimit(RLIMIT_NOFILE, &rl) != 0) {
/* on failure don't abort just issue a warning */
store_errmsg("setrlimit() failed", ERRNO);
fprintf(stderr, "%s\n", msgbuff);
@@ -181,7 +182,7 @@ static int rlimit(int keep_open)
/* get current open file limits */
- if (getrlimit(RLIMIT_NOFILE, &rl) != 0) {
+ if(getrlimit(RLIMIT_NOFILE, &rl) != 0) {
store_errmsg("getrlimit() failed", ERRNO);
fprintf(stderr, "%s\n", msgbuff);
return -3;
@@ -190,19 +191,19 @@ static int rlimit(int keep_open)
/* show current open file limits */
#ifdef RLIM_INFINITY
- if (rl.rlim_cur == RLIM_INFINITY)
+ if(rl.rlim_cur == RLIM_INFINITY)
strcpy(strbuff, "INFINITY");
else
#endif
- sprintf(strbuff, fmt, rl.rlim_cur);
+ snprintf(strbuff, sizeof(strbuff), fmt, rl.rlim_cur);
fprintf(stderr, "current soft limit: %s\n", strbuff);
#ifdef RLIM_INFINITY
- if (rl.rlim_max == RLIM_INFINITY)
+ if(rl.rlim_max == RLIM_INFINITY)
strcpy(strbuff, "INFINITY");
else
#endif
- sprintf(strbuff, fmt, rl.rlim_max);
+ snprintf(strbuff, sizeof(strbuff), fmt, rl.rlim_max);
fprintf(stderr, "current hard limit: %s\n", strbuff);
} /* (rl.rlim_cur != rl.rlim_max) */
@@ -226,21 +227,21 @@ static int rlimit(int keep_open)
* that it becomes available to the test.
*/
- for (nitems = i = 1; nitems <= i; i *= 2)
+ for(nitems = i = 1; nitems <= i; i *= 2)
nitems = i;
- if (nitems > 0x7fff)
+ if(nitems > 0x7fff)
nitems = 0x40000;
do {
num_open.rlim_max = sizeof(*memchunk) * (size_t)nitems;
- sprintf(strbuff, fmt, num_open.rlim_max);
+ snprintf(strbuff, sizeof(strbuff), fmt, num_open.rlim_max);
fprintf(stderr, "allocating memchunk %s byte array\n", strbuff);
memchunk = malloc(sizeof(*memchunk) * (size_t)nitems);
- if (!memchunk) {
+ if(!memchunk) {
fprintf(stderr, "memchunk, malloc() failed\n");
nitems /= 2;
}
- } while (nitems && !memchunk);
- if (!memchunk) {
+ } while(nitems && !memchunk);
+ if(!memchunk) {
store_errmsg("memchunk, malloc() failed", ERRNO);
fprintf(stderr, "%s\n", msgbuff);
return -4;
@@ -250,34 +251,34 @@ static int rlimit(int keep_open)
fprintf(stderr, "initializing memchunk array\n");
- for (i = 0; i < nitems; i++)
+ for(i = 0; i < nitems; i++)
memchunk[i] = -1;
/* set the number of file descriptors we will try to open */
#ifdef RLIM_INFINITY
- if ((rl.rlim_cur > 0) && (rl.rlim_cur != RLIM_INFINITY)) {
+ if((rl.rlim_cur > 0) && (rl.rlim_cur != RLIM_INFINITY)) {
#else
- if (rl.rlim_cur > 0) {
+ if(rl.rlim_cur > 0) {
#endif
/* soft limit minus SAFETY_MARGIN */
num_open.rlim_max = rl.rlim_cur - SAFETY_MARGIN;
}
else {
/* a huge number of file descriptors */
- for (nitems = i = 1; nitems <= i; i *= 2)
+ for(nitems = i = 1; nitems <= i; i *= 2)
nitems = i;
- if (nitems > 0x7fff)
+ if(nitems > 0x7fff)
nitems = 0x40000;
num_open.rlim_max = nitems;
}
/* verify that we won't overflow size_t in malloc() */
- if ((size_t)(num_open.rlim_max) > ((size_t)-1) / sizeof(*fd)) {
- sprintf(strbuff1, fmt, num_open.rlim_max);
- sprintf(strbuff, "unable to allocate an array for %s "
- "file descriptors, would overflow size_t", strbuff1);
+ if((size_t)(num_open.rlim_max) > ((size_t)-1) / sizeof(*fd)) {
+ snprintf(strbuff1, sizeof(strbuff1), fmt, num_open.rlim_max);
+ snprintf(strbuff, sizeof(strbuff), "unable to allocate an array for %s "
+ "file descriptors, would overflow size_t", strbuff1);
store_errmsg(strbuff, 0);
fprintf(stderr, "%s\n", msgbuff);
free(memchunk);
@@ -287,15 +288,15 @@ static int rlimit(int keep_open)
/* allocate array for file descriptors */
do {
- sprintf(strbuff, fmt, num_open.rlim_max);
+ snprintf(strbuff, sizeof(strbuff), fmt, num_open.rlim_max);
fprintf(stderr, "allocating array for %s file descriptors\n", strbuff);
fd = malloc(sizeof(*fd) * (size_t)(num_open.rlim_max));
- if (!fd) {
+ if(!fd) {
fprintf(stderr, "fd, malloc() failed\n");
num_open.rlim_max /= 2;
}
- } while (num_open.rlim_max && !fd);
- if (!fd) {
+ } while(num_open.rlim_max && !fd);
+ if(!fd) {
store_errmsg("fd, malloc() failed", ERRNO);
fprintf(stderr, "%s\n", msgbuff);
free(memchunk);
@@ -306,19 +307,19 @@ static int rlimit(int keep_open)
fprintf(stderr, "initializing fd array\n");
- for (num_open.rlim_cur = 0;
- num_open.rlim_cur < num_open.rlim_max;
- num_open.rlim_cur++)
+ for(num_open.rlim_cur = 0;
+ num_open.rlim_cur < num_open.rlim_max;
+ num_open.rlim_cur++)
fd[num_open.rlim_cur] = -1;
- sprintf(strbuff, fmt, num_open.rlim_max);
+ snprintf(strbuff, sizeof(strbuff), fmt, num_open.rlim_max);
fprintf(stderr, "trying to open %s file descriptors\n", strbuff);
/* open a dummy descriptor */
fd[0] = open(DEV_NULL, O_RDONLY);
- if (fd[0] < 0) {
- sprintf(strbuff, "opening of %s failed", DEV_NULL);
+ if(fd[0] < 0) {
+ snprintf(strbuff, sizeof(strbuff), "opening of %s failed", DEV_NULL);
store_errmsg(strbuff, ERRNO);
fprintf(stderr, "%s\n", msgbuff);
free(fd);
@@ -329,45 +330,47 @@ static int rlimit(int keep_open)
/* create a bunch of file descriptors */
- for (num_open.rlim_cur = 1;
- num_open.rlim_cur < num_open.rlim_max;
- num_open.rlim_cur++) {
+ for(num_open.rlim_cur = 1;
+ num_open.rlim_cur < num_open.rlim_max;
+ num_open.rlim_cur++) {
fd[num_open.rlim_cur] = dup(fd[0]);
- if (fd[num_open.rlim_cur] < 0) {
+ if(fd[num_open.rlim_cur] < 0) {
fd[num_open.rlim_cur] = -1;
- sprintf(strbuff1, fmt, num_open.rlim_cur);
- sprintf(strbuff, "dup() attempt %s failed", strbuff1);
+ snprintf(strbuff1, sizeof(strbuff1), fmt, num_open.rlim_cur);
+ snprintf(strbuff, sizeof(strbuff), "dup() attempt %s failed", strbuff1);
fprintf(stderr, "%s\n", strbuff);
- sprintf(strbuff1, fmt, num_open.rlim_cur);
- sprintf(strbuff, "fds system limit seems close to %s", strbuff1);
+ snprintf(strbuff1, sizeof(strbuff1), fmt, num_open.rlim_cur);
+ snprintf(strbuff, sizeof(strbuff), "fds system limit seems close to %s",
+ strbuff1);
fprintf(stderr, "%s\n", strbuff);
num_open.rlim_max = num_open.rlim_cur - SAFETY_MARGIN;
num_open.rlim_cur -= num_open.rlim_max;
- sprintf(strbuff1, fmt, num_open.rlim_cur);
- sprintf(strbuff, "closing %s file descriptors", strbuff1);
+ snprintf(strbuff1, sizeof(strbuff1), fmt, num_open.rlim_cur);
+ snprintf(strbuff, sizeof(strbuff), "closing %s file descriptors",
+ strbuff1);
fprintf(stderr, "%s\n", strbuff);
- for (num_open.rlim_cur = num_open.rlim_max;
- fd[num_open.rlim_cur] >= 0;
- num_open.rlim_cur++) {
+ for(num_open.rlim_cur = num_open.rlim_max;
+ fd[num_open.rlim_cur] >= 0;
+ num_open.rlim_cur++) {
close(fd[num_open.rlim_cur]);
fd[num_open.rlim_cur] = -1;
}
- sprintf(strbuff, fmt, num_open.rlim_max);
+ snprintf(strbuff, sizeof(strbuff), fmt, num_open.rlim_max);
fprintf(stderr, "shrinking array for %s file descriptors\n", strbuff);
/* we don't care if we can't shrink it */
tmpfd = realloc(fd, sizeof(*fd) * (size_t)(num_open.rlim_max));
- if (tmpfd) {
+ if(tmpfd) {
fd = tmpfd;
tmpfd = NULL;
}
@@ -378,7 +381,7 @@ static int rlimit(int keep_open)
}
- sprintf(strbuff, fmt, num_open.rlim_max);
+ snprintf(strbuff, sizeof(strbuff), fmt, num_open.rlim_max);
fprintf(stderr, "%s file descriptors open\n", strbuff);
#if !defined(HAVE_POLL_FINE) && \
@@ -397,8 +400,9 @@ static int rlimit(int keep_open)
*/
num_open.rlim_cur = FD_SETSIZE - SAFETY_MARGIN;
- if (num_open.rlim_max > num_open.rlim_cur) {
- sprintf(strbuff, "select limit is FD_SETSIZE %d", FD_SETSIZE);
+ if(num_open.rlim_max > num_open.rlim_cur) {
+ snprintf(strbuff, sizeof(strbuff), "select limit is FD_SETSIZE %d",
+ FD_SETSIZE);
store_errmsg(strbuff, 0);
fprintf(stderr, "%s\n", msgbuff);
close_file_descriptors();
@@ -407,12 +411,13 @@ static int rlimit(int keep_open)
}
num_open.rlim_cur = FD_SETSIZE - SAFETY_MARGIN;
- for (rl.rlim_cur = 0;
- rl.rlim_cur < num_open.rlim_max;
- rl.rlim_cur++) {
- if ((fd[rl.rlim_cur] > 0) &&
+ for(rl.rlim_cur = 0;
+ rl.rlim_cur < num_open.rlim_max;
+ rl.rlim_cur++) {
+ if((fd[rl.rlim_cur] > 0) &&
((unsigned int)fd[rl.rlim_cur] > num_open.rlim_cur)) {
- sprintf(strbuff, "select limit is FD_SETSIZE %d", FD_SETSIZE);
+ snprintf(strbuff, sizeof(strbuff), "select limit is FD_SETSIZE %d",
+ FD_SETSIZE);
store_errmsg(strbuff, 0);
fprintf(stderr, "%s\n", msgbuff);
close_file_descriptors();
@@ -432,12 +437,12 @@ static int rlimit(int keep_open)
* if it is capable of fopen()ing some additional files.
*/
- if (!fopen_works()) {
- sprintf(strbuff1, fmt, num_open.rlim_max);
- sprintf(strbuff, "stdio fopen() fails with %s fds open()",
+ if(!fopen_works()) {
+ snprintf(strbuff1, sizeof(strbuff1), fmt, num_open.rlim_max);
+ snprintf(strbuff, sizeof(strbuff), "fopen fails with %s fds open",
strbuff1);
fprintf(stderr, "%s\n", msgbuff);
- sprintf(strbuff, "stdio fopen() fails with lots of fds open()");
+ snprintf(strbuff, sizeof(strbuff), "fopen fails with lots of fds open");
store_errmsg(strbuff, 0);
close_file_descriptors();
free(memchunk);
@@ -451,7 +456,7 @@ static int rlimit(int keep_open)
/* close file descriptors unless instructed to keep them */
- if (!keep_open) {
+ if(!keep_open) {
close_file_descriptors();
}
@@ -472,7 +477,7 @@ int test(char *URL)
return 0; /* sure, run this! */
}
- if (rlimit(TRUE)) {
+ if(rlimit(TRUE)) {
/* failure */
return TEST_ERR_MAJOR_BAD;
}
@@ -480,13 +485,13 @@ int test(char *URL)
/* run the test with the bunch of open file descriptors
and close them all once the test is over */
- if (curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) {
+ if(curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) {
fprintf(stderr, "curl_global_init() failed\n");
close_file_descriptors();
return TEST_ERR_MAJOR_BAD;
}
- if ((curl = curl_easy_init()) == NULL) {
+ if((curl = curl_easy_init()) == NULL) {
fprintf(stderr, "curl_easy_init() failed\n");
close_file_descriptors();
curl_global_cleanup();
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-06 17:03:49 +0000