39 lines
1.0 KiB
Diff
39 lines
1.0 KiB
Diff
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--- a/g15daemon/utility_funcs.c
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+++ b/g15daemon/utility_funcs.c
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@@ -666,12 +666,24 @@
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}
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int uf_screendump_pbm(unsigned char *buffer,char *filename) {
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+ int fd;
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FILE *f;
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int x,y;
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#define WIDTH 40
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g15canvas *canvas=g15daemon_xmalloc(sizeof(g15canvas));
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memcpy(canvas->buffer,buffer,LCD_BUFSIZE);
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- f = fopen(filename,"w+");
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+ fd = open(filename, O_CREAT|O_EXCL|O_WRONLY, S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH);
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+ if(fd == -1) {
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+ g15daemon_log(LOG_WARNING, "uf_screendump_pbm failed: open, %s.\n", strerror(errno));
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+ return -1;
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+ }
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+ f = fdopen(fd,"w");
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+ if(f==NULL) {
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+ close(fd);
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+ g15daemon_log(LOG_WARNING, "uf_screendump_pbm failed: fdopen, %s.\n", strerror(errno));
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+ return -1;
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+ }
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+
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fprintf(f,"P1\n160 43\n");
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fprintf(f,"# G15 screendump - %s\n\n",filename);
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for(y=0;y<43;y++)
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@@ -681,7 +693,9 @@
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fprintf(f,"\n");
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}
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- fclose(f);
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+ fclose(f);
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+ fsync(fd);
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+ close(fd);
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free(canvas);
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return 0;
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}
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