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Merge pull request #958 from AFLplusplus/partial_linking

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Partial linking
This commit is contained in:
Andrea Fioraldi
2021-06-03 19:22:52 +02:00
committed by GitHub
parent beb97cdc89 55da5e3e02
commit 2ecf77db7a
1 changed files with 7 additions and 5 deletions
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12
src/afl-cc.c
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@ -315,7 +315,7 @@ static void edit_params(u32 argc, char **argv, char **envp) {
u8 fortify_set = 0, asan_set = 0, x_set = 0, bit_mode = 0, shared_linking = 0, u8 fortify_set = 0, asan_set = 0, x_set = 0, bit_mode = 0, shared_linking = 0,
preprocessor_only = 0, have_unroll = 0, have_o = 0, have_pic = 0, preprocessor_only = 0, have_unroll = 0, have_o = 0, have_pic = 0,
have_c = 0; have_c = 0, partial_linking = 0;
cc_params = ck_alloc((argc + 128) * sizeof(u8 *)); cc_params = ck_alloc((argc + 128) * sizeof(u8 *));
@ -767,6 +767,8 @@ static void edit_params(u32 argc, char **argv, char **envp) {
if (!strcmp(cur, "-x")) x_set = 1; if (!strcmp(cur, "-x")) x_set = 1;
if (!strcmp(cur, "-E")) preprocessor_only = 1; if (!strcmp(cur, "-E")) preprocessor_only = 1;
if (!strcmp(cur, "-shared")) shared_linking = 1; if (!strcmp(cur, "-shared")) shared_linking = 1;
if (!strcmp(cur, "-Wl,-r")) partial_linking = 1;
if (!strcmp(cur, "-Wl,-i")) partial_linking = 1;
if (!strcmp(cur, "-c")) have_c = 1; if (!strcmp(cur, "-c")) have_c = 1;
if (!strncmp(cur, "-O", 2)) have_o = 1; if (!strncmp(cur, "-O", 2)) have_o = 1;
@ -996,7 +998,7 @@ static void edit_params(u32 argc, char **argv, char **envp) {
switch (bit_mode) { switch (bit_mode) {
case 0: case 0:
if (!shared_linking) if (!shared_linking && !partial_linking)
cc_params[cc_par_cnt++] = cc_params[cc_par_cnt++] =
alloc_printf("%s/afl-compiler-rt.o", obj_path); alloc_printf("%s/afl-compiler-rt.o", obj_path);
if (lto_mode) if (lto_mode)
@ -1005,7 +1007,7 @@ static void edit_params(u32 argc, char **argv, char **envp) {
break; break;
case 32: case 32:
if (!shared_linking) { if (!shared_linking && !partial_linking) {
cc_params[cc_par_cnt++] = cc_params[cc_par_cnt++] =
alloc_printf("%s/afl-compiler-rt-32.o", obj_path); alloc_printf("%s/afl-compiler-rt-32.o", obj_path);
@ -1026,7 +1028,7 @@ static void edit_params(u32 argc, char **argv, char **envp) {
break; break;
case 64: case 64:
if (!shared_linking) { if (!shared_linking && !partial_linking) {
cc_params[cc_par_cnt++] = cc_params[cc_par_cnt++] =
alloc_printf("%s/afl-compiler-rt-64.o", obj_path); alloc_printf("%s/afl-compiler-rt-64.o", obj_path);
@ -1049,7 +1051,7 @@ static void edit_params(u32 argc, char **argv, char **envp) {
} }
#if !defined(__APPLE__) && !defined(__sun) #if !defined(__APPLE__) && !defined(__sun)
if (!shared_linking) if (!shared_linking && !partial_linking)
cc_params[cc_par_cnt++] = cc_params[cc_par_cnt++] =
alloc_printf("-Wl,--dynamic-list=%s/dynamic_list.txt", obj_path); alloc_printf("-Wl,--dynamic-list=%s/dynamic_list.txt", obj_path);
#endif #endif