rshen/c-capnproto
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compiler: add "C::nameinfix" annotation

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allows changing output filenames from "foo.capnp.c" to
"foo.capnpSOMETHING.c" where SOMETHING is the argument to the
annotation.
This commit is contained in:
David Lamparter 2016-06-22 15:16:40 +02:00
parent 87591da455
commit 5d787b698e
4 changed files with 71 additions and 3 deletions
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30
compiler/capnpc-c.c
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@ -1243,6 +1243,7 @@ int main() {
struct CodeGeneratorRequest_RequestedFile file_req;
static struct str b = STR_INIT;
char *p;
const char *nameinfix = NULL;
FILE *srcf, *hdrf;
g_valc = 0;
@ -1259,6 +1260,29 @@ int main() {
exit(2);
}
for (j = capn_len(file_node->n.annotations)-1; j >= 0; j--) {
struct Annotation a;
struct Value v;
get_Annotation(&a, file_node->n.annotations, j);
read_Value(&v, a.value);
switch (a.id) {
case 0x85a8d86d736ba637UL: /* $C::nameinfix */
if (v.which != Value_text) {
fprintf(stderr, "schema breakage on $C::nameinfix annotation\n");
exit(2);
}
if (nameinfix) {
fprintf(stderr, "$C::nameinfix annotation appears more than once\n");
exit(2);
}
nameinfix = v.text.str ? v.text.str : "";
break;
}
}
if (!nameinfix)
nameinfix = "";
str_reset(&HDR);
str_reset(&SRC);
@ -1311,7 +1335,7 @@ int main() {
/* write out the header */
hdrf = fopen(strf(&b, "%s.h", file_node->n.displayName.str), "w");
hdrf = fopen(strf(&b, "%s%s.h", file_node->n.displayName.str, nameinfix), "w");
if (!hdrf) {
fprintf(stderr, "failed to open %s: %s\n", b.str, strerror(errno));
exit(2);
@ -1321,13 +1345,13 @@ int main() {
/* write out the source */
srcf = fopen(strf(&b, "%s.c", file_node->n.displayName.str), "w");
srcf = fopen(strf(&b, "%s%s.c", file_node->n.displayName.str, nameinfix), "w");
if (!srcf) {
fprintf(stderr, "failed to open %s: %s\n", b.str, strerror(errno));
exit(2);
}
p = strrchr(file_node->n.displayName.str, '/');
fprintf(srcf, "#include \"%s.h\"\n", p ? p+1 : file_node->n.displayName.str);
fprintf(srcf, "#include \"%s%s.h\"\n", p ? p+1 : file_node->n.displayName.str, nameinfix);
fprintf(srcf, "/* AUTO GENERATED - DO NOT EDIT */\n");
if (g_val0used)