Thread (48 messages) 48 messages, 2 authors, 2025-02-15
STALE469d
Revisions (3)
  1. v4 [diff vs current]
  2. v5 current
  3. v6 [diff vs current]

[PATCH v5 3/6] version: refactor get_uname_info()

From: Usman Akinyemi <hidden>
Date: 2025-02-14 12:37:53
Subsystem: the rest · Maintainer: Linus Torvalds

Some code from "builtin/bugreport.c" uses uname(2) to get system
information.

Let's refactor this code into a new get_uname_info() function, so
that we can reuse it in a following commit.

Mentored-by: Christian Couder [off-list ref]
Signed-off-by: Usman Akinyemi <redacted>
---
 builtin/bugreport.c | 13 ++-----------
 version.c           | 20 ++++++++++++++++++++
 version.h           |  7 +++++++
 3 files changed, 29 insertions(+), 11 deletions(-)
diff --git a/builtin/bugreport.c b/builtin/bugreport.c
index 7c2df035c9..5e13d532a8 100644
--- a/builtin/bugreport.c
+++ b/builtin/bugreport.c
@@ -12,10 +12,10 @@
 #include "diagnose.h"
 #include "object-file.h"
 #include "setup.h"
+#include "version.h"
 
 static void get_system_info(struct strbuf *sys_info)
 {
-	struct utsname uname_info;
 	char *shell = NULL;
 
 	/* get git version from native cmd */
@@ -24,16 +24,7 @@ static void get_system_info(struct strbuf *sys_info)
 
 	/* system call for other version info */
 	strbuf_addstr(sys_info, "uname: ");
-	if (uname(&uname_info))
-		strbuf_addf(sys_info, _("uname() failed with error '%s' (%d)\n"),
-			    strerror(errno),
-			    errno);
-	else
-		strbuf_addf(sys_info, "%s %s %s %s\n",
-			    uname_info.sysname,
-			    uname_info.release,
-			    uname_info.version,
-			    uname_info.machine);
+	get_uname_info(sys_info);
 
 	strbuf_addstr(sys_info, _("compiler info: "));
 	get_compiler_info(sys_info);
diff --git a/version.c b/version.c
index 60df71fd0e..3ec8b8243d 100644
--- a/version.c
+++ b/version.c
@@ -3,6 +3,7 @@
 #include "version-def.h"
 #include "strbuf.h"
 #include "sane-ctype.h"
+#include "gettext.h"
 
 const char git_version_string[] = GIT_VERSION;
 const char git_built_from_commit_string[] = GIT_BUILT_FROM_COMMIT;
@@ -47,3 +48,22 @@ const char *git_user_agent_sanitized(void)
 
 	return agent;
 }
+
+int get_uname_info(struct strbuf *buf)
+{
+	struct utsname uname_info;
+
+	if (uname(&uname_info)) {
+		strbuf_addf(buf, _("uname() failed with error '%s' (%d)\n"),
+			    strerror(errno),
+			    errno);
+		return -1;
+	}
+
+	strbuf_addf(buf, "%s %s %s %s\n",
+		    uname_info.sysname,
+		    uname_info.release,
+		    uname_info.version,
+		    uname_info.machine);
+	return 0;
+}
diff --git a/version.h b/version.h
index 7c62e80577..afe3dbbab7 100644
--- a/version.h
+++ b/version.h
@@ -7,4 +7,11 @@ extern const char git_built_from_commit_string[];
 const char *git_user_agent(void);
 const char *git_user_agent_sanitized(void);
 
+/*
+  Try to get information about the system using uname(2).
+  Return -1 and put an error message into 'buf' in case of uname()
+  error. Return 0 and put uname info into 'buf' otherwise.
+*/
+int get_uname_info(struct strbuf *buf);
+
 #endif /* VERSION_H */
-- 
2.48.1
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