diff options
author | Jason Francis <jason@cycles.network> | 2021-04-17 19:28:36 -0400 |
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committer | Jason Francis <jason@cycles.network> | 2021-04-17 19:30:20 -0400 |
commit | b27ec5ebde495e3d83d63a87a32d136c5f22fa37 (patch) | |
tree | ba0b752d3350c62f3530595f5883b094c9c1c762 | |
parent | 6622ebb310c488a614627d56e931de802e2c3b55 (diff) | |
download | gtk+-b27ec5ebde495e3d83d63a87a32d136c5f22fa37.tar.gz |
meson: check for madvise()
-rw-r--r-- | config.h.meson | 3 | ||||
-rw-r--r-- | gtk/gtksecurememory.c | 2 | ||||
-rw-r--r-- | meson.build | 5 |
3 files changed, 8 insertions, 2 deletions
diff --git a/config.h.meson b/config.h.meson index fc2dd0b3d2..bc1d778f2c 100644 --- a/config.h.meson +++ b/config.h.meson @@ -76,6 +76,9 @@ /* Define to 1 if you have a working `mmap' system call. */ #mesondefine HAVE_MMAP +/* Define to 1 if you have a working `madvise' system call. */ +#mesondefine HAVE_MADVISE + /* Define to 1 if you have the `posix_fallocate' function. */ #mesondefine HAVE_POSIX_FALLOCATE diff --git a/gtk/gtksecurememory.c b/gtk/gtksecurememory.c index 6dff307e65..a7aa34c447 100644 --- a/gtk/gtksecurememory.c +++ b/gtk/gtksecurememory.c @@ -943,7 +943,7 @@ sec_acquire_pages (size_t *sz, DEBUG_ALLOC ("gtk-secure-memory: new block ", *sz); -#if defined(MADV_DONTDUMP) +#if defined(HAVE_MADVISE) && defined(MADV_DONTDUMP) if (madvise (pages, *sz, MADV_DONTDUMP) < 0) { if (show_warning && gtk_secure_warnings) { /* diff --git a/meson.build b/meson.build index 641208158c..d802838d09 100644 --- a/meson.build +++ b/meson.build @@ -220,10 +220,13 @@ if cc.compiles(uint128_t_src, name : '__uint128_t available') cdata.set('HAVE_UINT128_T', 1) endif -# Check for mlock +# Check for mlock and madvise if cc.has_function('mlock', prefix: '#include <sys/mman.h>') cdata.set('HAVE_MLOCK', 1) endif +if cc.has_function('madvise', prefix: '#include <sys/mman.h>') + cdata.set('HAVE_MADVISE', 1) +endif # Disable deprecation checks for all libraries we depend on on stable branches. # This is so newer versions of those libraries don't cause more warnings with |