Add mkstemp to stdlib.h

q

2 files changed, 29 insertions, 0 deletions

diff --git a/sys/include/ape/stdlib.h b/sys/include/ape/stdlib.h
index 03fbb88c4..896439723 100644
--- a/sys/include/ape/stdlib.h
+++ b/sys/include/ape/stdlib.h
@@ -49,6 +49,10 @@ extern int wctomb(char *, wchar_t);
 extern size_t mbstowcs(wchar_t *, const char *, size_t);
 extern size_t wcstombs(char *, const wchar_t *, size_t);
 
+#ifdef _POSIX_C_SOURCE
+extern int mkstemp(char *template);
+#endif
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/sys/src/ape/lib/ap/gen/mkstemp.c b/sys/src/ape/lib/ap/gen/mkstemp.c
new file mode 100644
index 000000000..ef2169b59
--- /dev/null
+++ b/sys/src/ape/lib/ap/gen/mkstemp.c
@@ -0,0 +1,25 @@
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+int
+mkstemp(char *template)
+{
+   char *s;
+   int i, fd;
+
+   s = strdup(template);
+   if(s == NULL)
+       return -1;
+   for(i=0; i<20; i++){
+       strcpy(s, template);
+       mktemp(s);
+       if((fd = creat(s, 0666)) >= 0){
+           strcpy(template, s);
+           free(s);
+           return fd;
+       }
+   }
+   free(s);
+   return -1;
+}