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authorDmitry Goncharov <dgoncharov@users.sf.net>2021-04-17 17:50:07 -0400
committerPaul Smith <psmith@gnu.org>2021-05-30 15:11:30 -0400
commit5e829188d3595c8749f9e7bcbe4b515c085779a6 (patch)
treedbb3d92957c935e3044bacdab25327c96812bd7c /src/read.c
parent297cb5adb7bdde0cb04462f05deba1fba26ccce9 (diff)
downloadmake-git-5e829188d3595c8749f9e7bcbe4b515c085779a6.tar.gz
[SV 60378] Don't add duplicate default search directories
Depending on how make was configured it may add duplicate directories in the default include search path: avoid this. (Tweaked by psmith@gnu.org) * configure.ac: Set AM variable KNOWN_PREFIX if --prefix is known * Makefile.am: Only set INCLUDEDIR if prefix is not known * read.c [default_include_directories]: Only add INCLUDEDIR if set
Diffstat (limited to 'src/read.c')
-rw-r--r--src/read.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/read.c b/src/read.c
index c0e3315f..4b285c57 100644
--- a/src/read.c
+++ b/src/read.c
@@ -107,7 +107,9 @@ static const char *default_include_directories[] =
This is defined as a placeholder. */
# define INCLUDEDIR "."
#endif
+#if defined(INCLUDEDIR)
INCLUDEDIR,
+#endif
#ifndef _AMIGA
"/usr/gnu/include",
"/usr/local/include",