bump(main/ngspice): 44 (termux#22797)

- enable TERMUX_PKG_BUILD_IN_SRC
- fix pthread_cancel

packages/ngspice/build.sh

@@ -3,10 +3,9 @@ TERMUX_PKG_DESCRIPTION="A mixed-level/mixed-signal circuit simulator"
 TERMUX_PKG_LICENSE="BSD 3-Clause, LGPL-2.1"
 TERMUX_PKG_LICENSE_FILE="COPYING"
 TERMUX_PKG_MAINTAINER="@termux"
-TERMUX_PKG_VERSION="43"
-TERMUX_PKG_REVISION=1
+TERMUX_PKG_VERSION="44"
 TERMUX_PKG_SRCURL=https://github.com/imr/ngspice/archive/refs/tags/ngspice-${TERMUX_PKG_VERSION}.tar.gz
-TERMUX_PKG_SHA256=4c0443250f777f4e24884263674e33cfe4bdff9756bd846ac7a69ac36192bf73
+TERMUX_PKG_SHA256=40e15a4951d1c3c8b4ba5335ff8a1e8161bea6994767761cc598d0218fe8d2cb
 TERMUX_PKG_AUTO_UPDATE=true
 TERMUX_PKG_UPDATE_TAG_TYPE="newest-tag"
 TERMUX_PKG_UPDATE_VERSION_SED_REGEXP="s/ngspice-//"
@@ -18,6 +17,7 @@ TERMUX_PKG_EXTRA_CONFIGURE_ARGS="
 --with-readline=yes
 "
 TERMUX_PKG_HOSTBUILD=true
+TERMUX_PKG_BUILD_IN_SRC=true
 TERMUX_PKG_EXTRA_HOSTBUILD_CONFIGURE_ARGS="
 --enable-cider
 --enable-xspice

packages/ngspice/pthread_cancel.patch

@@ -0,0 +1,44 @@
+--- a/src/xspice/verilog/coroutine_shim.h
++++ b/src/xspice/verilog/coroutine_shim.h
+@@ -82,6 +82,13 @@ static void cr_yield_to_sim(struct cr_ctx *ctx) {
+         fail("pthread_cond_wait (spice)", err);
+ }
+
++#ifdef __ANDROID__
++static void cr_thread_signal_handler(int signum)
++{
++     pthread_exit(0);
++}
++#endif
++
+ static void cr_init(struct cr_ctx *ctx, void *(*fn)(void *), void *data) {
+     int err;
+
+@@ -105,6 +112,15 @@ static void cr_init(struct cr_ctx *ctx, void *(*fn)(void *), void *data) {
+     err = pthread_cond_wait(&ctx->spice_cond, &ctx->mutex);
+     if (err)
+         fail("pthread_cond_wait", err);
++
++#ifdef __ANDROID__
++    struct sigaction actions;
++    memset(&actions, 0, sizeof(actions));
++    sigemptyset(&actions.sa_mask);
++    actions.sa_flags = 0;
++    actions.sa_handler = cr_thread_signal_handler;
++    sigaction(SIGUSR2, &actions, NULL);
++#endif
+ }
+
+ static void cr_safety(void) {
+@@ -129,7 +145,11 @@ static void cr_cleanup(struct cr_ctx *ctx) {
+      * It should be in pthread_cond_wait() and will go quickly.
+      */
+
++#ifndef __ANDROID__
+     pthread_cancel(ctx->thread);
++#else
++    pthread_kill(ctx->thread, SIGUSR2);
++#endif
+     pthread_mutex_unlock(&ctx->mutex);
+     pthread_cond_signal(&ctx->cosim_cond); // Make it run
+     pthread_join(ctx->thread, NULL);       // Wait for it.