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-rw-r--r--compat/mingw.c10
-rw-r--r--compat/mingw.h1
-rw-r--r--config.mak.uname2
3 files changed, 7 insertions, 6 deletions
diff --git a/compat/mingw.c b/compat/mingw.c
index cb0914af6..f6c7ad7fd 100644
--- a/compat/mingw.c
+++ b/compat/mingw.c
@@ -1220,14 +1220,14 @@ static char **env_setenv(char **env, const char *name)
for (i = 0; env[i]; i++)
;
env = xrealloc(env, (i+2)*sizeof(*env));
- env[i] = xstrdup(name);
+ env[i] = (char*) name;
env[i+1] = NULL;
}
}
else {
free(env[i]);
if (*eq)
- env[i] = xstrdup(name);
+ env[i] = (char*) name;
else
for (; env[i]; i++)
env[i] = env[i+1];
@@ -1242,8 +1242,10 @@ char **make_augmented_environ(const char *const *vars)
{
char **env = copy_environ();
- while (*vars)
- env = env_setenv(env, *vars++);
+ while (*vars) {
+ const char *v = *vars++;
+ env = env_setenv(env, strchr(v, '=') ? xstrdup(v) : v);
+ }
return env;
}
diff --git a/compat/mingw.h b/compat/mingw.h
index ca80be1bb..828d97760 100644
--- a/compat/mingw.h
+++ b/compat/mingw.h
@@ -209,6 +209,7 @@ char *mingw_getenv(const char *name);
#define getenv mingw_getenv
int mingw_putenv(const char *namevalue);
#define putenv mingw_putenv
+#define unsetenv mingw_putenv
int mingw_gethostname(char *host, int namelen);
#define gethostname mingw_gethostname
diff --git a/config.mak.uname b/config.mak.uname
index 8131c8198..462988e8a 100644
--- a/config.mak.uname
+++ b/config.mak.uname
@@ -326,7 +326,6 @@ ifeq ($(uname_S),Windows)
NO_IPV6 = YesPlease
NO_UNIX_SOCKETS = YesPlease
NO_SETENV = YesPlease
- NO_UNSETENV = YesPlease
NO_STRCASESTR = YesPlease
NO_STRLCPY = YesPlease
NO_MEMMEM = YesPlease
@@ -479,7 +478,6 @@ ifneq (,$(findstring MINGW,$(uname_S)))
NO_SYMLINK_HEAD = YesPlease
NO_UNIX_SOCKETS = YesPlease
NO_SETENV = YesPlease
- NO_UNSETENV = YesPlease
NO_STRCASESTR = YesPlease
NO_STRLCPY = YesPlease
NO_MEMMEM = YesPlease