From 7d8aef1dd9231cdce191c7bd6fb65d0393a7c9c0 Mon Sep 17 00:00:00 2001
From: SomeoneSerge <else@someonex.net>
Date: Sun, 7 Jul 2024 20:10:43 +0000
Subject: build: record the nix-eval-jobs path in the binary, rm the wrapper

---
 src/jobs.c      | 16 ++++++++++++++--
 src/meson.build |  2 ++
 2 files changed, 16 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/jobs.c b/src/jobs.c
index c65de63..096c97d 100644
--- a/src/jobs.c
+++ b/src/jobs.c
@@ -10,6 +10,15 @@
 #include "jobs.h"
 #include "util.h"
 
+#ifndef NIX_EVAL_JOBS_PATH
+#warning "NIX_EVAL_JOBS_PATH not defined, evanix will rely on PATH instead"
+#define NIX_EVAL_JOBS_PATH nix-eval-jobs
+#endif
+
+#define XSTR(x) STR(x)
+#define STR(x) #x
+#pragma message  "NIX_EVAL_JOBS_PATH=" XSTR(NIX_EVAL_JOBS_PATH)
+
 static void output_free(struct output *output);
 static int job_new(struct job **j, char *name, char *drv_path, char *attr,
 		   struct job *parent);
@@ -443,7 +452,9 @@ int jobs_init(FILE **stream, char *expr)
 	int ret;
 
 	argindex = 0;
-	args[argindex++] = "nix-eval-jobs";
+
+	args[argindex++] = XSTR(NIX_EVAL_JOBS_PATH);
+
 	args[argindex++] = "--check-cache-status";
 	args[argindex++] = "--force-recurse";
 	if (evanix_opts.isflake)
@@ -452,7 +463,8 @@ int jobs_init(FILE **stream, char *expr)
 	args[argindex++] = NULL;
 
 	/* the package is wrapProgram-ed with nix-eval-jobs  */
-	ret = vpopen(stream, "nix-eval-jobs", args);
+	ret = vpopen(stream, XSTR(NIX_EVAL_JOBS_PATH), args);
+
 	return ret;
 }
 
diff --git a/src/meson.build b/src/meson.build
index 5e6e2de..2578b51 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -1,3 +1,4 @@
+NIX_EVAL_JOBS_PATH = get_option('NIX_EVAL_JOBS_PATH')
 e = executable(
 	'evanix',
         [
@@ -14,6 +15,7 @@ e = executable(
 	include_directories: evanix_inc,
 	dependencies: [ cjson_dep, highs_dep ],
 	install: true,
+    c_args: [f'-DNIX_EVAL_JOBS_PATH=@NIX_EVAL_JOBS_PATH@'],
 )
 
 test('evanix', e)
-- 
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