package/libabseil-cpp: fix musl build on mips

Fix the following musl build failure on mips:

In file included from /nvmedata/autobuild/instance-15/output-1/build/libabseil-cpp-20211102.0/absl/base/internal/low_level_alloc.cc:26:
/nvmedata/autobuild/instance-15/output-1/build/libabseil-cpp-20211102.0/absl/base/internal/direct_mmap.h:49:10: fatal error: sgidefs.h: No such file or directory
   49 | #include <sgidefs.h>
      |          ^~~~~~~~~~~

Fixes:
 - http://autobuild.buildroot.org/results/3fa027e602bacb22316fb5d9b233baa0b0f0e845

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/libabseil-cpp/0003-PR-1197-absl-base-internal-direct_mmap-h-fix-musl-build-on-mips.patch

@@ -0,0 +1,55 @@
+From 53a90f079af7ab491530d432bb318a95371ba877 Mon Sep 17 00:00:00 2001
+From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
+Date: Thu, 16 Jun 2022 14:28:53 -0700
+Subject: [PATCH] PR #1197: absl/base/internal/direct_mmap.h: fix musl build on
+ mips
+
+Imported from GitHub PR https://github.com/abseil/abseil-cpp/pull/1197
+
+Fix the following musl build failure on mips:
+
+```
+In file included from /nvmedata/autobuild/instance-15/output-1/build/libabseil-cpp-20211102.0/absl/base/internal/low_level_alloc.cc:26:
+/nvmedata/autobuild/instance-15/output-1/build/libabseil-cpp-20211102.0/absl/base/internal/direct_mmap.h:49:10: fatal error: sgidefs.h: No such file or directory
+   49 | #include <sgidefs.h>
+      |          ^~~~~~~~~~~
+```
+
+Fixes:
+ - http://autobuild.buildroot.org/results/3fa027e602bacb22316fb5d9b233baa0b0f0e845
+
+Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
+Merge c9b5b5c5471213a871f7d6d1d2fc8f6899effbac into a184bab83ffcffc2aaac49a3900361158ab3890f
+
+Merging this change closes #1197
+
+COPYBARA_INTEGRATE_REVIEW=https://github.com/abseil/abseil-cpp/pull/1197 from ffontaine:master c9b5b5c5471213a871f7d6d1d2fc8f6899effbac
+PiperOrigin-RevId: 455467767
+Change-Id: I1905f7d70e914288bc1524a52adce3476a779fd8
+
+[Retrieved from:
+https://github.com/abseil/abseil-cpp/commit/53a90f079af7ab491530d432bb318a95371ba877]
+---
+ absl/base/internal/direct_mmap.h | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/absl/base/internal/direct_mmap.h b/absl/base/internal/direct_mmap.h
+index a01d61220..e492bb004 100644
+--- a/absl/base/internal/direct_mmap.h
++++ b/absl/base/internal/direct_mmap.h
+@@ -41,13 +41,13 @@
+ 
+ #ifdef __mips__
+ // Include definitions of the ABI currently in use.
+-#ifdef __BIONIC__
++#if defined(__BIONIC__) || !defined(__GLIBC__)
+ // Android doesn't have sgidefs.h, but does have asm/sgidefs.h, which has the
+ // definitions we need.
+ #include <asm/sgidefs.h>
+ #else
+ #include <sgidefs.h>
+-#endif  // __BIONIC__
++#endif  // __BIONIC__ || !__GLIBC__
+ #endif  // __mips__
+ 
+ // SYS_mmap and SYS_munmap are not defined in Android.