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authorHolger Eitzenberger <holger@my-eitzenberger.de>2005-08-04 20:43:03 (GMT)
committerJunio C Hamano <junkio@cox.net>2005-08-06 06:06:58 (GMT)
commitf2db68eda89f2fbe7e4c1a69a3c10b25ea43667c (patch)
tree59c2442b47c88b273f3688dd573e97ad3e87aa43 /path.c
parent51b0fca012310910783de76f2eacfd10b0f2f9fc (diff)
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[PATCH] git: add git_mkstemp()
Signed-off-by: Junio C Hamano <junkio@cox.net>
Diffstat (limited to 'path.c')
-rw-r--r--path.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/path.c b/path.c
index d217ef0..7ef0d1b 100644
--- a/path.c
+++ b/path.c
@@ -58,3 +58,29 @@ char *git_path(const char *fmt, ...)
return bad_path;
return cleanup_path(pathname);
}
+
+
+/* git_mkstemp() - create tmp file honoring TMPDIR variable */
+int git_mkstemp(char *path, size_t len, const char *template)
+{
+ char *env, *pch = path;
+
+ if ((env = getenv("TMPDIR")) == NULL) {
+ strcpy(pch, "/tmp/");
+ len -= 5;
+ } else
+ len -= snprintf(pch, len, "%s/", env);
+
+ safe_strncpy(pch, template, len);
+
+ return mkstemp(path);
+}
+
+
+char *safe_strncpy(char *dest, const char *src, size_t n)
+{
+ strncpy(dest, src, n);
+ dest[n - 1] = '\0';
+
+ return dest;
+}