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make the "check" actually open all those file desciptors as well to make sure

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it works, as it has proved to not work in some cases (like on Tor Arntsen's
AIX 5100-06 xlc 5.0 --disable-shared runs).
This commit is contained in:
Daniel Stenberg 2004-12-01 10:34:46 +00:00
parent bfa74c2649
commit 113531432a
1 changed files with 25 additions and 24 deletions
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49
tests/libtest/lib518.c
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@ -40,8 +40,11 @@
#if defined(HAVE_GETRLIMIT) && defined(HAVE_SETRLIMIT) #if defined(HAVE_GETRLIMIT) && defined(HAVE_SETRLIMIT)
static int fd[NUM_OPEN];
static int rlimit(void) static int rlimit(void)
{ {
int i;
struct rlimit rl; struct rlimit rl;
fprintf(stderr, "NUM_OPEN: %d\n", NUM_OPEN); fprintf(stderr, "NUM_OPEN: %d\n", NUM_OPEN);
@ -57,7 +60,7 @@ static int rlimit(void)
if (rl.rlim_max < NUM_NEEDED) { if (rl.rlim_max < NUM_NEEDED) {
fprintf(stderr, "warning: RLIMIT_NOFILE hard limit %d < %d\n", fprintf(stderr, "warning: RLIMIT_NOFILE hard limit %d < %d\n",
(int)rl.rlim_max, NUM_NEEDED); (int)rl.rlim_max, NUM_NEEDED);
return -1; return -2;
} }
/* increase soft limit if needed */ /* increase soft limit if needed */
@ -65,16 +68,33 @@ static int rlimit(void)
rl.rlim_cur = NUM_NEEDED; rl.rlim_cur = NUM_NEEDED;
if (setrlimit(RLIMIT_NOFILE, &rl) == -1) { if (setrlimit(RLIMIT_NOFILE, &rl) == -1) {
fprintf(stderr, "warning: setrlimit: failed to set RLIMIT_NOFILE\n"); fprintf(stderr, "warning: setrlimit: failed to set RLIMIT_NOFILE\n");
return -1; return -3;
} }
} }
/* open a dummy descriptor */
fd[0] = open(DEV_NULL, O_RDONLY);
if (fd[0] == -1) {
fprintf(stderr, "open: failed to open %s\n", DEV_NULL);
return -4;
}
/* create a bunch of file descriptors */
for (i = 1; i < NUM_OPEN; i++) {
fd[i] = dup(fd[0]);
if (fd[i] == -1) {
fprintf(stderr, "dup: attempt #%i failed\n", i);
for (i--; i >= 0; i--)
close(fd[i]);
return -5;
}
}
return 0; return 0;
} }
int test(char *URL) int test(char *URL)
{ {
int fd[NUM_OPEN];
int i;
CURLcode res; CURLcode res;
CURL *curl; CURL *curl;
@ -91,32 +111,13 @@ int test(char *URL)
/* failure */ /* failure */
return 100; return 100;
/* open a dummy descriptor */
fd[0] = open(DEV_NULL, O_RDONLY);
if (fd[0] == -1) {
fprintf(stderr, "open: failed to open %s\n", DEV_NULL);
return CURLE_FAILED_INIT;
}
/* create a bunch of file descriptors */
for (i = 1; i < NUM_OPEN; i++) {
fd[i] = dup(fd[0]);
if (fd[i] == -1) {
fprintf(stderr, "dup: attempt #%i failed\n", i);
for (i--; i >= 0; i--)
close(fd[i]);
return CURLE_FAILED_INIT;
}
}
curl = curl_easy_init(); curl = curl_easy_init();
curl_easy_setopt(curl, CURLOPT_URL, URL); curl_easy_setopt(curl, CURLOPT_URL, URL);
curl_easy_setopt(curl, CURLOPT_HEADER, TRUE); curl_easy_setopt(curl, CURLOPT_HEADER, TRUE);
res = curl_easy_perform(curl); res = curl_easy_perform(curl);
curl_easy_cleanup(curl); curl_easy_cleanup(curl);
for (i = 0; i < NUM_OPEN; i++) /* we never close the file descriptors */
close(fd[i]);
return (int)res; return (int)res;
} }