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Android build fix proposal.

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LTO flag is recognised but however broken on Android (tested with armv7 arch).
Thus giving the choice not to enable it.
In fortify mode, open required O_CREAT or O_TMPFILE when mode is set.
This commit is contained in:
David Carlier 2020-04-07 20:05:57 +01:00
parent 452acf3a75
commit 91dc7776ec
3 changed files with 5 additions and 2 deletions
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2
GNUmakefile
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@ -36,6 +36,7 @@ SH_PROGS = afl-plot afl-cmin afl-cmin.bash afl-whatsup afl-system-config
MANPAGES=$(foreach p, $(PROGS) $(SH_PROGS), $(p).8) afl-as.8
ASAN_OPTIONS=detect_leaks=0
ifeq "$(findstring android, $(shell $(CC) --version 2>/dev/null))" ""
ifeq "$(shell echo 'int main() {return 0; }' | $(CC) $(CFLAGS) -Werror -x c - -flto=full -o .test 2>/dev/null && echo 1 || echo 0 ; rm -f .test )" "1"
CFLAGS_FLTO ?= -flto=full
else
@ -47,6 +48,7 @@ else
endif
endif
endif
endif
ifneq "$(shell uname)" "Darwin"
ifeq "$(shell echo 'int main() {return 0; }' | $(CC) $(CFLAGS) -Werror -x c - -march=native -o .test 2>/dev/null && echo 1 || echo 0 ; rm -f .test )" "1"

2
src/afl-fuzz-extras.c
View File

@ -451,7 +451,7 @@ void load_auto(afl_state_t *afl) {
u8 *fn = alloc_printf("%s/.state/auto_extras/auto_%06u", afl->in_dir, i);
s32 fd, len;
fd = open(fn, O_RDONLY, 0600);
fd = open(fn, O_RDONLY);
if (fd < 0) {

3
src/afl-showmap.c
View File

@ -154,7 +154,8 @@ static u32 write_results_to_file(afl_forkserver_t *fsrv, u8 *outfile) {
if (!strncmp(outfile, "/dev/", 5)) {
fd = open(outfile, O_WRONLY, 0600);
fd = open(outfile, O_WRONLY);
if (fd < 0) PFATAL("Unable to open '%s'", fsrv->out_file);
} else if (!strcmp(outfile, "-")) {