X-Git-Url: https://ruderich.org/simon/gitweb/?p=coloredstderr%2Fcoloredstderr.git;a=blobdiff_plain;f=src%2FMakefile.am;h=46f9289437bc038dfdcd73bfee55f96155cb85cb;hp=1526e1d5eafc640df46936b89fd9cff40b26fc8e;hb=18d52b3b5a11b9625a4780bff85ed9dc49af93fc;hpb=dcaadb5f7c530d348d936bf642ada9ef1ea855d1

diff --git a/src/Makefile.am b/src/Makefile.am
index 1526e1d..46f9289 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -6,3 +6,12 @@ libcoloredstderr_la_SOURCES = coloredstderr.c \
                               hookmacros.h \
                               ldpreload.h \
                               trackfds.h
+
+# Make sure the library is not writable. See README why this is important. Is
+# not run with `make libcoloredstderr.la`, but this isn't common usage.
+all-local: $(lib_LTLIBRARIES)
+	find .libs -type f -exec chmod ugo-w '{}' \;
+# `install` uses normal permissions, "fix" them so `make install` also
+# installs non-writable files.
+install-exec-hook:
+	find $(DESTDIR)$(libdir) -type f -exec chmod ugo-w '{}' \;