From b009bc157a6f64f3904015f2e0fe90980c5c8657 Mon Sep 17 00:00:00 2001
From: Thomas Voss <mail@thomasvoss.com>
Date: Fri, 14 Jun 2024 21:11:25 +0200
Subject: Support gperf

---
 make.c | 35 +++++++++++++++++++++++++++++++----
 1 file changed, 31 insertions(+), 4 deletions(-)

diff --git a/make.c b/make.c
index 2a7d606..bca5530 100644
--- a/make.c
+++ b/make.c
@@ -53,6 +53,7 @@ static bool fflag, rflag, Sflag;
 static int simd_flags;
 
 static void cc(void *);
+static void gperf(void *);
 static void ld(void);
 static bool tagvalid(const char *);
 static void ckd_cpu_flags(void);
@@ -101,7 +102,7 @@ main(int argc, char **argv)
 	if (argc > 0) {
 		if (strcmp("clean", *argv) == 0) {
 			strspushl(&cmd, "find", ".", "-name", TARGET, "-or", "-name", "*.o",
-			          "-delete");
+			          "-or", "-name", "*.gen.c", "-delete");
 			cmdput(cmd);
 			cmdexec(cmd);
 		} else {
@@ -114,15 +115,23 @@ main(int argc, char **argv)
 
 	ckd_cpu_flags();
 
-	glob_t g;
-	assert(glob("src/*.c", 0, globerr, &g) == 0);
-
 	int procs = nproc();
 	if (procs == -1)
 		procs = 8;
 
 	tpool tp;
 	tpinit(&tp, procs);
+
+	glob_t g;
+	assert(glob("src/*.gperf", 0, globerr, &g) == 0);
+
+	for (size_t i = 0; i < g.gl_pathc; i++)
+		tpenq(&tp, gperf, g.gl_pathv[i], NULL);
+	tpwait(&tp);
+
+	globfree(&g);
+	assert(glob("src/*.c", 0, globerr, &g) == 0);
+
 	for (size_t i = 0; i < g.gl_pathc; i++)
 		tpenq(&tp, cc, g.gl_pathv[i], NULL);
 	tpwait(&tp);
@@ -168,6 +177,24 @@ out:
 	free(dst);
 }
 
+void
+gperf(void *arg)
+{
+	struct strs cmd = {0};
+	char *dst = swpext(arg, "gen.c"), *src = arg;
+
+	if (!fflag && !foutdatedl(dst, src))
+		goto out;
+
+	strspushl(&cmd, "gperf", src, "--output-file", dst);
+
+	cmdput(cmd);
+	cmdexec(cmd);
+	strsfree(&cmd);
+out:
+	free(dst);
+}
+
 void
 ld(void)
 {
-- 
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