From 16527d165de55f2727f55b752b30d44a7e61e927 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 06:23:18 +0200
Subject: Merging upstream version 2.1.148.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 compat/compat.c              | 60 ++++++++++++++++++--------------------------
 compat/compat.h.in           | 18 ++++++++++---
 compat/posix-shims/strings.h |  8 ++++++
 3 files changed, 46 insertions(+), 40 deletions(-)

(limited to 'compat')

diff --git a/compat/compat.c b/compat/compat.c
index 5fb2be8..24f235c 100644
--- a/compat/compat.c
+++ b/compat/compat.c
@@ -86,9 +86,9 @@ vasprintf(char **strp, const char *fmt, va_list ap)
 ssize_t
 getline(char **lineptr, size_t *n, FILE *stream)
 {
-    static char line[256];
+    static char chunk[256];
     char *ptr;
-    ssize_t len;
+    ssize_t len, written;
 
     if (!lineptr || !n) {
         errno = EINVAL;
@@ -99,28 +99,31 @@ getline(char **lineptr, size_t *n, FILE *stream)
         return -1;
     }
 
-    if (!fgets(line, 256, stream)) {
-        return -1;
-    }
-
-    ptr = strchr(line, '\n');
-    if (ptr) {
-        *ptr = '\0';
-    }
-
-    len = strlen(line);
-
-    if (len + 1 < 256) {
-        ptr = realloc(*lineptr, 256);
-        if (!ptr) {
-            return -1;
+    *n = *lineptr ? *n : 0;
+    written = 0;
+    while (fgets(chunk, sizeof(chunk), stream)) {
+        len = strlen(chunk);
+        if (written + len > *n) {
+            ptr = realloc(*lineptr, *n + sizeof(chunk));
+            if (!ptr) {
+                return -1;
+            }
+            *lineptr = ptr;
+            *n = *n + sizeof(chunk);
         }
-        *lineptr = ptr;
-        *n = 256;
+        memcpy(*lineptr + written, &chunk, len);
+        written += len;
+        if ((*lineptr)[written - 1] == '\n') {
+            break;
+        }
+    }
+    if (written) {
+        (*lineptr)[written] = '\0';
+    } else {
+        written = -1;
     }
 
-    strcpy(*lineptr, line);
-    return len;
+    return written;
 }
 
 #endif
@@ -322,21 +325,6 @@ gmtime_r(const time_t *timep, struct tm *result)
 #endif
 #endif
 
-#ifndef HAVE_DIRNAME
-#ifdef _WIN32
-#include <shlwapi.h>
-char *
-dirname(char *path)
-{
-    PathRemoveFileSpecA(path);
-    return path;
-}
-
-#else
-#error No dirname() implementation for this platform is available.
-#endif
-#endif
-
 #ifndef HAVE_SETENV
 #ifdef _WIN32
 int
diff --git a/compat/compat.h.in b/compat/compat.h.in
index c697d6c..3baa489 100644
--- a/compat/compat.h.in
+++ b/compat/compat.h.in
@@ -3,7 +3,7 @@
  * @author Michal Vasko <mvasko@cesnet.cz>
  * @brief compatibility functions header
  *
- * Copyright (c) 2021 CESNET, z.s.p.o.
+ * Copyright (c) 2021 - 2023 CESNET, z.s.p.o.
  *
  * This source code is licensed under BSD 3-Clause License (the "License").
  * You may not use this file except in compliance with the License.
@@ -65,14 +65,12 @@
 #cmakedefine HAVE_STRCHRNUL
 #cmakedefine HAVE_GET_CURRENT_DIR_NAME
 #cmakedefine HAVE_PTHREAD_MUTEX_TIMEDLOCK
-#cmakedefine HAVE_TM_GMTOFF
-#cmakedefine HAVE_TIME_H_TIMEZONE
 #cmakedefine HAVE_REALPATH
 #cmakedefine HAVE_LOCALTIME_R
 #cmakedefine HAVE_GMTIME_R
+#cmakedefine HAVE_TIMEGM
 #cmakedefine HAVE_STRPTIME
 #cmakedefine HAVE_MMAP
-#cmakedefine HAVE_DIRNAME
 #cmakedefine HAVE_STRCASECMP
 #cmakedefine HAVE_SETENV
 
@@ -188,6 +186,18 @@ char *realpath(const char *path, char *resolved_path);
 struct tm *localtime_r(const time_t *timep, struct tm *result);
 #endif
 
+#ifndef HAVE_GMTIME_R
+struct tm *gmtime_r(const time_t *timep, struct tm *result);
+#endif
+
+#ifndef HAVE_TIMEGM
+# if defined (_WIN32)
+#  define timegm _mkgmtime
+# else
+#  error No timegm() implementation for this platform is available.
+# endif
+#endif
+
 #ifndef HAVE_STRPTIME
 char *strptime(const char *s, const char *format, struct tm *tm);
 #endif
diff --git a/compat/posix-shims/strings.h b/compat/posix-shims/strings.h
index c917a66..1ac0519 100644
--- a/compat/posix-shims/strings.h
+++ b/compat/posix-shims/strings.h
@@ -7,3 +7,11 @@
 #error No strcasecmp() implementation for this platform is available.
 #endif
 #endif
+
+#ifndef HAVE_STRNCASECMP
+#ifdef _MSC_VER
+#define strncasecmp _strnicmp
+#else
+#error No strncasecmp() implementation for this platform is available.
+#endif
+#endif
-- 
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