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From 4c5a08b9e01ebfce5c8914dd82c1722737bbecab Mon Sep 17 00:00:00 2001
From: Muh Muhten <muh.muhten@gmail.com>
Date: Tue, 19 Feb 2019 00:39:34 -0500
Subject: [PATCH 8/9] Load ~/.jq as a library instead of with builtins
Remove the special code which loads ~/.jq in builtin.c, and instead glue
an optional include which points to the same file onto the main program
in linker.c.
Fixes a minor bug where errors in ~/.jq would be labelled <builtin>.
---
src/builtin.c | 44 +++++++-------------------------------------
src/linker.c | 10 ++++++++++
2 files changed, 17 insertions(+), 37 deletions(-)
--- a/src/builtin.c
+++ b/src/builtin.c
@@ -1706,9 +1706,7 @@ static block bind_bytecoded_builtins(blo
return block_bind(builtins, b, OP_IS_CALL_PSEUDO);
}
-
-
-static const char* const jq_builtins =
+static const char jq_builtins[] =
/* Include jq-coded builtins */
#include "src/builtin.inc"
@@ -1744,45 +1742,17 @@ static block gen_builtin_list(block buil
return BLOCK(builtins, gen_function("builtins", gen_noop(), gen_const(list)));
}
-static int builtins_bind_one(jq_state *jq, block* bb, const char* code) {
- struct locfile* src;
- src = locfile_init(jq, "<builtin>", code, strlen(code));
- block funcs;
- int nerrors = jq_parse_library(src, &funcs);
- if (nerrors == 0) {
- *bb = block_bind(funcs, *bb, OP_IS_CALL_PSEUDO);
- }
- locfile_free(src);
- return nerrors;
-}
-
-static int slurp_lib(jq_state *jq, block* bb) {
- int nerrors = 0;
- char* home = getenv("HOME");
- if (home) { // silently ignore no $HOME
- jv filename = jv_string_append_str(jv_string(home), "/.jq");
- jv data = jv_load_file(jv_string_value(filename), 1);
- if (jv_is_valid(data)) {
- nerrors = builtins_bind_one(jq, bb, jv_string_value(data) );
- }
- jv_free(filename);
- jv_free(data);
- }
- return nerrors;
-}
-
int builtins_bind(jq_state *jq, block* bb) {
- block builtins = gen_noop();
- int nerrors = slurp_lib(jq, bb);
- if (nerrors) {
- block_free(*bb);
- return nerrors;
- }
- nerrors = builtins_bind_one(jq, &builtins, jq_builtins);
+ block builtins;
+ struct locfile* src = locfile_init(jq, "<builtin>", jq_builtins, sizeof(jq_builtins)-1);
+ int nerrors = jq_parse_library(src, &builtins);
assert(!nerrors);
+ locfile_free(src);
+
builtins = bind_bytecoded_builtins(builtins);
builtins = gen_cbinding(function_list, sizeof(function_list)/sizeof(function_list[0]), builtins);
builtins = gen_builtin_list(builtins);
+
*bb = block_bind(builtins, *bb, OP_IS_CALL_PSEUDO);
*bb = block_drop_unreferenced(*bb);
return nerrors;
--- a/src/linker.c
+++ b/src/linker.c
@@ -387,6 +387,16 @@ int load_program(jq_state *jq, struct lo
if (nerrors)
return nerrors;
+ char* home = getenv("HOME");
+ if (home) { // silently ignore no $HOME
+ /* Import ~/.jq as a library named "" found in $HOME */
+ block import = gen_import_meta(gen_import("", NULL, 0),
+ gen_const(JV_OBJECT(
+ jv_string("optional"), jv_true(),
+ jv_string("search"), jv_string(home))));
+ program = BLOCK(import, program);
+ }
+
nerrors = process_dependencies(jq, jq_get_jq_origin(jq), jq_get_prog_origin(jq), &program, &lib_state);
block libs = gen_noop();
for (uint64_t i = 0; i < lib_state.ct; ++i) {