rshen/c-capnproto
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fix SEGV issue & merge xmake

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This commit is contained in:
Rongsong Shen 2025-04-21 17:52:24 +08:00
parent 22a2e87003
commit c582108917
2 changed files with 71 additions and 12 deletions
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13
compiler/capnpc-c.c
View file

@ -73,6 +73,7 @@ struct string_list {
}; };
typedef struct { typedef struct {
struct capn capn;
struct str HDR; struct str HDR;
struct str SRC; struct str SRC;
struct capn_segment g_valseg; struct capn_segment g_valseg;
@ -1118,7 +1119,7 @@ static void encode_member(capnp_ctx_t *ctx, struct str *func, struct field *f,
static void decode_member(capnp_ctx_t *ctx, struct str *func, struct field *f, static void decode_member(capnp_ctx_t *ctx, struct str *func, struct field *f,
const char *tab, const char *var, const char *var2) { const char *tab, const char *var, const char *var2) {
struct Type list_type; struct Type list_type;
struct node * n = NULL; struct node *n = NULL;
if (f->v.t.which == Type__void) { if (f->v.t.which == Type__void) {
return; return;
@ -2110,18 +2111,17 @@ static void declare_codec(capnp_ctx_t *ctx, struct node *file_node) {
} }
} }
int ctx_init(capnp_ctx_t *ctx, FILE *fp) { int ctx_init(capnp_ctx_t *ctx, FILE *fp) {
struct capn capn;
struct capn_segment *current_seg = NULL; struct capn_segment *current_seg = NULL;
int total_len = 0; int total_len = 0;
int i; int i;
struct node *n; struct node *n;
memset(ctx, 0x0, sizeof(*ctx)); memset(ctx, 0x0, sizeof(*ctx));
if (capn_init_fp(&capn, fp, 0) < 0) { if (capn_init_fp(&(ctx->capn), fp, 0) < 0) {
return -1; return -1;
} }
current_seg = capn.seglist; current_seg = ctx->capn.seglist;
while (current_seg != NULL) { while (current_seg != NULL) {
total_len += current_seg->len; total_len += current_seg->len;
current_seg = current_seg->next; current_seg = current_seg->next;
@ -2130,7 +2130,7 @@ int ctx_init(capnp_ctx_t *ctx, FILE *fp) {
ctx->g_valseg.data = calloc(1, total_len); ctx->g_valseg.data = calloc(1, total_len);
ctx->g_valseg.cap = total_len; ctx->g_valseg.cap = total_len;
ctx->root.p = capn_getp(capn_root(&capn), 0, 1); ctx->root.p = capn_getp(capn_root(&(ctx->capn)), 0, 1);
read_CodeGeneratorRequest(&(ctx->req), ctx->root); read_CodeGeneratorRequest(&(ctx->req), ctx->root);
for (i = 0; i < capn_len(ctx->req.nodes); i++) { for (i = 0; i < capn_len(ctx->req.nodes); i++) {
@ -2518,12 +2518,13 @@ int main(int argc, char *argv[]) {
} }
} else { } else {
fp = stdin; fp = stdin;
}
#if defined(_WIN32) #if defined(_WIN32)
if (_setmode(_fileno(fp), _O_BINARY) == -1) { if (_setmode(_fileno(fp), _O_BINARY) == -1) {
fail(-1, "fail to set stdin to binary mode\n"); fail(-1, "fail to set stdin to binary mode\n");
} }
#endif #endif
}
ctx_init(&ctx, fp); ctx_init(&ctx, fp);

58
xmake.lua Normal file
View file

@ -0,0 +1,58 @@
add_rules("mode.debug", "mode.release")
includes("@builtin/xpack")
add_requires("gtest")
option("trace")
set_default(false)
set_showmenu(true)
add_defines("DEBUG")
target("CapnC_Runtime")
set_kind("static")
add_rules("utils.install.pkgconfig_importfiles")
add_files("lib/*.c")
add_headerfiles("lib/capnp_c.h")
add_options("trace")
target("capnpc-c")
set_kind("binary")
add_files("compiler/*.c")
add_includedirs("lib", "compiler")
add_installfiles("compiler/c.capnp", "compiler/c++.capnp","compiler/schema.capnp",{ prefixdir = "share/schema"})
add_deps("CapnC_Runtime")
add_options("trace")
rule("capnproto.c")
set_extensions(".capnp")
on_build_file(function (target, sourcefile,opt)
os.setenv("PATH", string.format("%s:%s", target:targetdir(), os.getenv("PATH")))
os.runv("capnp", {"compile", "-oc", "-Icompiler", sourcefile})
end)
target("test")
set_kind("binary")
add_packages("gtest")
add_files("tests/*.c", "tests/*.cpp")
add_deps("CapnC_Runtime", "capnpc-c")
add_includedirs("compiler", "lib")
add_options("trace")
target("book")
set_kind("binary")
set_policy("build.across_targets_in_parallel", false)
add_packages("capnpc-c")
add_rules("capnproto.c")
add_files("examples/book/book.capnp")
add_files("examples/book/*.c")
add_includedirs("compiler","lib","examples/book")
add_deps("CapnC_Runtime", "capnpc-c")
xpack("capnpc-c")
set_formats("targz")
set_title("c-capnproto")
set_licensefile("COPYING")
add_targets("capnpc-c", "CapnC_Runtime")