Bug#1068614: gmt: please add support for loong64

[wuruilong]

Source: gmt
Severity: normal
Tags: patch
User: debian-loongarch at lists.debian.org
Usertags: loong64
X-Debbugs-Cc: wuruilong at loongson.cn

Dear Maintainer,

gmt compiles incorrectly on loong64 architectures, the attached patch solves the problem and is verified.

wuruilong

-- System Information:
Debian Release: trixie/sid
  APT prefers unreleased
  APT policy: (500, 'unreleased'), (500, 'unstable')
Architecture: loong64 (loongarch64)

Kernel: Linux 5.10.0-60.96.0.126.oe2203.loongarch64 (SMP w/32 CPU threads)
Locale: LANG=C, LC_CTYPE=C.UTF-8 (charmap=UTF-8), LANGUAGE not set
Shell: /bin/sh linked to /usr/bin/dash
Init: unable to detect
-------------- next part --------------
Description: <short summary of the patch>
 TODO: Put a short summary on the line above and replace this paragraph
 with a longer explanation of this change. Complete the meta-information
 with other relevant fields (see below for details). To make it easier, the
 information below has been extracted from the changelog. Adjust it or drop
 it.
 .
 gmt (6.5.0+dfsg-3) unstable; urgency=medium
 .
   * Add dpkg-dev (>= 1.22.5) to build dependencies for t64 changes.
Author: Bas Couwenberg <sebastic at debian.org>

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--- gmt-6.5.0+dfsg.orig/src/gmt_common_sighandler.c
+++ gmt-6.5.0+dfsg/src/gmt_common_sighandler.c
@@ -109,6 +109,8 @@ GMT_LOCAL void backtrace_symbols_fd(void
 #  define UC_IP(uc) ((void *) (uc)->uc_mcontext.sc_pc)
 # elif defined( __arm__)
 #  define UC_IP(uc) ((void *) (uc)->uc_mcontext.arm_pc)
+# elif defined( __loongarch__)
+#  define UC_IP(uc) ((void *) (uc)->uc_mcontext.__pc)
 # elif defined( __hppa__)
 #  define UC_IP(uc) ((void *) (uc)->uc_mcontext.sc_iaoq[0])
 # elif defined(__m68k__)