X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=ident.c;h=ac1c27f1998b8245132dced5875e022fe24b93ec;hb=650e4be59b9f385f56e5829d97d09e8440f174b8;hp=06d0e6cbd381f1598ba39a7fbfc7602249f60b11;hpb=5e5f8091e5c9b4f09ad4019c8fddbf25fd2ccbe9;p=git.git

diff --git a/ident.c b/ident.c
index 06d0e6cb..ac1c27f1 100644
--- a/ident.c
+++ b/ident.c
@@ -8,6 +8,7 @@
 #include "cache.h"
 
 #include <pwd.h>
+#include <netdb.h>
 
 static char git_default_date[50];
 
@@ -64,9 +65,16 @@ int setup_ident(void)
 	git_default_email[len++] = '@';
 	gethostname(git_default_email + len, sizeof(git_default_email) - len);
 	if (!strchr(git_default_email+len, '.')) {
+		struct hostent *he = gethostbyname(git_default_email + len);
+		char *domainname;
+
 		len = strlen(git_default_email);
 		git_default_email[len++] = '.';
-		getdomainname(git_default_email+len, sizeof(git_default_email)-len);
+		if (he && (domainname = strchr(he->h_name, '.')))
+			strncpy(git_default_email + len, domainname + 1, sizeof(git_default_email) - len);
+		else
+			strncpy(git_default_email + len, "(none)", sizeof(git_default_email) - len);
+		git_default_email[sizeof(git_default_email) - 1] = 0;
 	}
 	/* And set the default date */
 	datestamp(git_default_date, sizeof(git_default_date));
@@ -148,7 +156,8 @@ static int copy(char *buf, int size, int offset, const char *src)
 	return offset;
 }
 
-char *get_ident(const char *name, const char *email, const char *date_str)
+static const char *get_ident(const char *name, const char *email,
+			     const char *date_str)
 {
 	static char buffer[1000];
 	char date[50];
@@ -173,12 +182,16 @@ char *get_ident(const char *name, const char *email, const char *date_str)
 	return buffer;
 }
 
-char *git_author_info(void)
+const char *git_author_info(void)
 {
-	return get_ident(getenv("GIT_AUTHOR_NAME"), getenv("GIT_AUTHOR_EMAIL"), getenv("GIT_AUTHOR_DATE"));
+	return get_ident(getenv("GIT_AUTHOR_NAME"),
+			 getenv("GIT_AUTHOR_EMAIL"),
+			 getenv("GIT_AUTHOR_DATE"));
 }
 
-char *git_committer_info(void)
+const char *git_committer_info(void)
 {
-	return get_ident(getenv("GIT_COMMITTER_NAME"), getenv("GIT_COMMITTER_EMAIL"), getenv("GIT_COMMITTER_DATE"));
+	return get_ident(getenv("GIT_COMMITTER_NAME"),
+			 getenv("GIT_COMMITTER_EMAIL"),
+			 getenv("GIT_COMMITTER_DATE"));
 }