added extension to temp files

diff --git a/lib/devices/pdf.c b/lib/devices/pdf.c
index 1e0d6a8..16bb6cf 100644 (file)
--- a/lib/devices/pdf.c
+++ b/lib/devices/pdf.c
@@ -100,7 +100,7 @@ void pdf_startpage(gfxdevice_t*dev, int width, int height)
     internal_t*i = (internal_t*)dev->internal;
 
     if(!i->tempfile) {
-       i->tempfile = strdup(mktempname(0));
+       i->tempfile = strdup(mktempname(0, "pdf"));
 
        PDF_begin_document(i->p, i->tempfile, 0, "");
        //PDF_set_value(i->p, "compress", 0);
@@ -281,14 +281,14 @@ void pdf_fillbitmap(gfxdevice_t*dev, gfxline_t*line, gfximage_t*img, gfxmatrix_t
     }
 
     char tempfile[128];
-    mktempname(tempfile);
+    mktempname(tempfile, "jpg");
 
     gfximage_save_jpeg(img, tempfile, 96);
 
     int imgid=-1;
     if(has_alpha) {
        char tempfile2[128];
-       mktempname(tempfile2);
+       mktempname(tempfile2, "jpg");
        int t;
        int size = img->width*img->height;
        unsigned char*alpha = malloc(size);

diff --git a/lib/devices/record.c b/lib/devices/record.c
index 5f3709a..abace9b 100644 (file)
--- a/lib/devices/record.c
+++ b/lib/devices/record.c
@@ -733,7 +733,7 @@ void gfxdevice_record_init(gfxdevice_t*dev, char use_tempfile)
        writer_init_growingmemwriter(&i->w, 1048576);
     } else {
        char buffer[128];
-       i->filename = strdup(mktempname(buffer));
+       i->filename = strdup(mktempname(buffer, "gfx"));
        writer_init_filewriter2(&i->w, i->filename);
     }
     i->fontlist = gfxfontlist_create();

diff --git a/lib/os.c b/lib/os.c
index dacd580..a4142ff 100755 (executable)
--- a/lib/os.c
+++ b/lib/os.c
@@ -192,8 +192,8 @@ static char* getTempDir()
     return dir;
 }
 
-char* mktempname(char*ptr) {
-    static char tmpbuf[128];
+char* mktempname(char*ptr, const char*ext) {
+    static char tmpbuf[160];
     char*dir = getTempDir();
     int l = strlen(dir);
     char*sep = "";
@@ -207,20 +207,24 @@ char* mktempname(char*ptr) {
 #endif
     }
 
- //   used to be mktemp. This does remove the warnings, but
- //   It's not exactly an improvement.
 #ifdef HAVE_LRAND48
-    sprintf(ptr, "%s%s%08x%08x",dir,sep,(unsigned int)lrand48(),(unsigned int)lrand48());
+    unsigned int r1 = (unsigned int)lrand48();
+    unsigned int r2 = (unsigned int)lrand48();
+#elif HAVE_RAND
+    unsigned int r1 = rand();
+    unsigned int r2 = rand();
 #else
-#   ifdef HAVE_RAND
-       sprintf(ptr, "%s%s%08x%08x",dir,sep,rand(),rand());
-#   else
-       static int count = 1;
-       sprintf(ptr, "%s%s%08x%04x%04x",dir,sep,time(0),(unsigned int)tmpbuf^((unsigned int)tmpbuf)>>16,count);
-       count ++;
-#   endif
+    static int count = 1;
+    unsigned int r1 = time(0);
+    unsigned int r2 = (unsigned int)tmpbuf<<8^count;
+    count ++;
 #endif
-     return ptr;
+    if(ext) {
+       sprintf(ptr, "%s%s%04x%04x.%s",dir,sep,r1,r2,ext);
+    } else {
+       sprintf(ptr, "%s%s%04x%04x",dir,sep,r1,r2);
+    }
+    return ptr;
 }
 
 memfile_t* memfile_open(const char*path)
@@ -297,7 +301,7 @@ void move_file(const char*from, const char*to)
        int bytes = fread(buffer, 16384, 1, fi);
        if(bytes<=0)
            return;
-       fwrite(buffer, bytes, 1, to);
+       fwrite(buffer, bytes, 1, fo);
     }
 
     fclose(fo);

diff --git a/lib/os.h b/lib/os.h
index 532aea8..42d4884 100755 (executable)
--- a/lib/os.h
+++ b/lib/os.h
@@ -47,7 +47,7 @@ char* getInstallationPath();
 char* concatPaths(const char*base, const char*add);
 char* stripFilename(const char*filename, const char*newext);
 
-char* mktempname(char*buffer);
+char* mktempname(char*buffer, const char*ext);
 
 void move_file(const char*from, const char*to);