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-rw-r--r--src/main.c42
1 files changed, 34 insertions, 8 deletions
diff --git a/src/main.c b/src/main.c
index d0e64a27e..2732df05b 100644
--- a/src/main.c
+++ b/src/main.c
@@ -67,17 +67,43 @@ typedef struct _Options {
int updateDB;
} Options;
-/* Solaris has been reported to have no setenv
- * putenv() will automatically overwrite, so
- * the overwrite macro will go unused
+/*
+ * from git-1.3.0, needed for solaris
*/
#ifndef setenv
-#define setenv(name,value,overwrite) { \
- char * tmp = NULL; \
- sprintf(tmp,"%s=%s",name,value); \
- putenv(tmp); \
+int setenv(const char *name, const char *value, int replace)
+{
+ int out;
+ size_t namelen, valuelen;
+ char *envstr;
+
+ if (!name || !value) return -1;
+ if (!replace) {
+ char *oldval = NULL;
+ oldval = getenv(name);
+ if (oldval) return 0;
+ }
+
+ namelen = strlen(name);
+ valuelen = strlen(value);
+ envstr = malloc((namelen + valuelen + 2));
+ if (!envstr) return -1;
+
+ memcpy(envstr, name, namelen);
+ envstr[namelen] = '=';
+ memcpy(envstr + namelen + 1, value, valuelen);
+ envstr[namelen + valuelen + 1] = 0;
+
+ out = putenv(envstr);
+ /* putenv(3) makes the argument string part of the environment,
+ * and changing that string modifies the environment --- which
+ * means we do not own that storage anymore. Do not free
+ * envstr.
+ */
+
+ return out;
}
-#endif /* setenv */
+#endif
void usage(char * argv[]) {
ERROR("usage:\n");