--- /dev/null
+#include <tools/ccanlint/ccanlint.h>
+#include <tools/tools.h>
+#include <ccan/talloc/talloc.h>
+#include <ccan/str/str.h>
+#include <ccan/foreach/foreach.h>
+#include <ccan/grab_file/grab_file.h>
+#include <ccan/str_talloc/str_talloc.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <limits.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <err.h>
+#include <string.h>
+#include <ctype.h>
+
+struct ccanlint run_tests_vg;
+
+/* Note: we already test safe_mode in run_tests.c */
+static const char *can_run_vg(struct manifest *m)
+{
+ unsigned int timeleft = default_timeout_ms;
+ char *output;
+
+ if (!run_command(m, &timeleft, &output,
+ "valgrind -q --error-exitcode=0 true"))
+ return talloc_asprintf(m, "No valgrind support: %s", output);
+ return NULL;
+}
+
+/* Example output:
+==2749== Conditional jump or move depends on uninitialised value(s)
+==2749== at 0x4026C60: strnlen (mc_replace_strmem.c:263)
+==2749== by 0x40850E3: vfprintf (vfprintf.c:1614)
+==2749== by 0x408EACF: printf (printf.c:35)
+==2749== by 0x8048465: main (in /tmp/foo)
+==2749==
+==2749== 1 bytes in 1 blocks are definitely lost in loss record 1 of 1
+==2749== at 0x4025BD3: malloc (vg_replace_malloc.c:236)
+==2749== by 0x8048444: main (in /tmp/foo)
+==2749==
+*/
+
+static bool blank_line(const char *line)
+{
+ return line[strspn(line, "=0123456789 ")] == '\0';
+}
+
+static char *get_leaks(const char *output, char **errs)
+{
+ char *leaks = talloc_strdup(output, "");
+ unsigned int i, num;
+ char **lines = strsplit(output, output, "\n", &num);
+
+ *errs = talloc_strdup(output, "");
+ for (i = 0; i < num; i++) {
+ if (strstr(lines[i], " lost ")) {
+ /* A leak... */
+ if (strstr(lines[i], " definitely lost ")) {
+ /* Definite leak, report. */
+ while (lines[i] && !blank_line(lines[i])) {
+ leaks = talloc_append_string(leaks,
+ lines[i]);
+ leaks = talloc_append_string(leaks,
+ "\n");
+ i++;
+ }
+ } else
+ /* Not definite, ignore. */
+ while (lines[i] && !blank_line(lines[i]))
+ i++;
+ } else {
+ /* A real error. */
+ while (lines[i] && !blank_line(lines[i])) {
+ *errs = talloc_append_string(*errs, lines[i]);
+ *errs = talloc_append_string(*errs, "\n");
+ i++;
+ }
+ }
+ }
+ if (!leaks[0]) {
+ talloc_free(leaks);
+ leaks = NULL;
+ }
+ if (!(*errs)[0]) {
+ talloc_free(*errs);
+ *errs = NULL;
+ }
+ return leaks;
+}
+
+/* FIXME: Run examples, too! */
+static void do_run_tests_vg(struct manifest *m,
+ bool keep,
+ unsigned int *timeleft,
+ struct score *score)
+{
+ struct ccan_file *i;
+ struct list_head *list;
+ char *cmdout;
+
+ /* This is slow, so we run once but grab leak info. */
+ score->total = 0;
+ foreach_ptr(list, &m->run_tests, &m->api_tests) {
+ list_for_each(list, i, list) {
+ char *output, *err;
+ score->total++;
+ /* FIXME: Valgrind's output sucks. XML is unreadable by
+ * humans, and you can't have both. */
+ run_command(score, timeleft, &cmdout,
+ "valgrind -q --error-exitcode=101"
+ " --leak-check=full"
+ " --log-fd=3 %s %s"
+ " 3> valgrind.log",
+ run_tests_vg.options ?
+ run_tests_vg.options : "",
+ i->compiled);
+ output = grab_file(i, "valgrind.log", NULL);
+ if (!output || output[0] == '\0') {
+ err = NULL;
+ } else {
+ i->leak_info = get_leaks(output, &err);
+ }
+ if (err)
+ score_file_error(score, i, 0, err);
+ else
+ score->score++;
+ }
+ }
+
+ if (score->score == score->total)
+ score->pass = true;
+}
+
+static void do_leakcheck_vg(struct manifest *m,
+ bool keep,
+ unsigned int *timeleft,
+ struct score *score)
+{
+ struct ccan_file *i;
+ struct list_head *list;
+ bool leaks = false;
+
+ foreach_ptr(list, &m->run_tests, &m->api_tests) {
+ list_for_each(list, i, list) {
+ if (i->leak_info) {
+ score_file_error(score, i, 0, i->leak_info);
+ leaks = true;
+ }
+ }
+ }
+
+ if (!leaks) {
+ score->score = 1;
+ score->pass = true;
+ }
+}
+
+/* Gcc's warn_unused_result is fascist bullshit. */
+#define doesnt_matter()
+
+static void run_under_debugger_vg(struct manifest *m, struct score *score)
+{
+ struct file_error *first;
+ char *command;
+
+ if (!ask("Should I run the first failing test under the debugger?"))
+ return;
+
+ first = list_top(&score->per_file_errors, struct file_error, list);
+ command = talloc_asprintf(m, "valgrind --db-attach=yes%s %s",
+ run_tests_vg.options ?
+ run_tests_vg.options : "",
+ first->file->compiled);
+ if (system(command))
+ doesnt_matter();
+}
+
+struct ccanlint tests_pass_valgrind = {
+ .key = "tests_pass_valgrind",
+ .name = "Module's run and api tests succeed under valgrind",
+ .can_run = can_run_vg,
+ .check = do_run_tests_vg,
+ .handle = run_under_debugger_vg,
+ .takes_options = true,
+ .needs = "tests_pass"
+};
+
+REGISTER_TEST(tests_pass_valgrind);
+
+struct ccanlint tests_pass_valgrind_noleaks = {
+ .key = "tests_pass_valgrind_noleaks",
+ .name = "Module's run and api tests leak memory",
+ .check = do_leakcheck_vg,
+ .needs = "tests_pass_valgrind"
+};
+
+REGISTER_TEST(tests_pass_valgrind_noleaks);