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desktop: use less stack 

this avoids a problem on cygwin on windows
This commit is contained in:
Andrew Tridgell 2011-11-09 08:09:56 +11:00
parent 50703ed847
commit d8d5f97a0a
1 changed files with 5 additions and 3 deletions
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8
libraries/Desktop/support/DataFlash.cpp
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@ -29,10 +29,12 @@ void DataFlash_Class::Init(void)
if (flash_fd == 0) { if (flash_fd == 0) {
flash_fd = open("dataflash.bin", O_RDWR, 0777); flash_fd = open("dataflash.bin", O_RDWR, 0777);
if (flash_fd == -1) { if (flash_fd == -1) {
uint8_t fill[DF_PAGE_SIZE*DF_NUM_PAGES]; uint8_t *fill;
fill = malloc(DF_PAGE_SIZE*DF_NUM_PAGES);
flash_fd = open("dataflash.bin", O_RDWR | O_CREAT, 0777); flash_fd = open("dataflash.bin", O_RDWR | O_CREAT, 0777);
memset(fill, 0xFF, sizeof(fill)); memset(fill, 0xFF, DF_PAGE_SIZE*DF_NUM_PAGES);
write(flash_fd, fill, sizeof(fill)); write(flash_fd, fill, DF_PAGE_SIZE*DF_NUM_PAGES);
free(fill);
} }
} }
df_PageSize = DF_PAGE_SIZE; df_PageSize = DF_PAGE_SIZE;