blob: 08d4393c906d0e6d98ca5ec09cd153b0feb3c8b2 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
|
From: Felix Fietkau <nbd@nbd.name>
Date: Thu, 4 Apr 2024 12:59:41 +0200
Subject: [PATCH] build: de-duplicate _DIRS before calling mkdir
If the build path is long, the contents of the _DIRS variable can be very long,
since it repeats the same directories very often.
In some cases, this has triggered an "Argument list too long" build error.
Suggested-by: Eneas U de Queiroz <cotequeiroz@gmail.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
--- a/src/build.rules
+++ b/src/build.rules
@@ -80,7 +80,7 @@ endif
_DIRS := $(BUILDDIR)/$(PROJ)
.PHONY: _make_dirs
_make_dirs:
- @mkdir -p $(_DIRS)
+ @mkdir -p $(sort $(_DIRS))
$(BUILDDIR)/$(PROJ)/src/%.o: $(ROOTDIR)src/%.c $(CONFIG_FILE) | _make_dirs
$(Q)$(CC) -c -o $@ $(CFLAGS) $<
|