wscript: add --enable-ta-leak-report option

Kind of more convenient because I'm lazy.

3 files changed, 11 insertions, 1 deletions

diff --git a/DOCS/tech-overview.txt b/DOCS/tech-overview.txt
index b614d08389..8d75adfff3 100644
--- a/DOCS/tech-overview.txt
+++ b/DOCS/tech-overview.txt
@@ -68,6 +68,7 @@ ta.h & ta.c:
     as in it doesn't require valgrind.) You can enable it by setting the
     MPV_LEAK_REPORT environment variable to "1":
         export MPV_LEAK_REPORT=1
+    Or permanently by building with --enable-ta-leak-report.
     This will list all unfree'd allocations on exit.
 
     Documentation can be found here:
diff --git a/player/main.c b/player/main.c
index 8894988e99..1c8c8014b1 100644
--- a/player/main.c
+++ b/player/main.c
@@ -266,7 +266,9 @@ struct MPContext *mp_create(void)
     }
 
     char *enable_talloc = getenv("MPV_LEAK_REPORT");
-    if (enable_talloc && strcmp(enable_talloc, "1") == 0)
+    if (!enable_talloc)
+        enable_talloc = HAVE_TA_LEAK_REPORT ? "1" : "0";
+    if (strcmp(enable_talloc, "1") == 0)
         talloc_enable_leak_report();
 
     mp_time_init();
diff --git a/wscript b/wscript
index 7b5c148df9..24e30b2613 100644
--- a/wscript
+++ b/wscript
@@ -81,6 +81,13 @@ build_options = [
         'default': 'disable',
         'func': check_true
     }, {
+        # Reminder: normally always built, but enabled by MPV_LEAK_REPORT.
+        # Building it can be disabled only by defining NDEBUG through CFLAGS.
+        'name': '--ta-leak-report',
+        'desc': 'enable ta leak report by default (development only)',
+        'default': 'disable',
+        'func': check_true
+    }, {
         'name': '--manpage-build',
         'desc': 'manpage generation',
         'func': check_ctx_vars('RST2MAN')