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bztsrc--bootboot
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More mingw workarounds in mkbootimg...

This commit is contained in:
bzt 2022-11-21 07:30:36 +01:00
parent 2b3fb32025
commit 6b56345f01
1 changed files with 23 additions and 5 deletions
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28
mkbootimg/util.c
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@ -32,6 +32,7 @@
#include <unistd.h>
#ifdef __WIN32__
#include <windows.h>
int readlink(char *path, char *target, int len) {
(void)path;
(void)target;
@ -60,11 +61,30 @@ int64_t read_size;
unsigned char* readfileall(char *file)
{
unsigned char *data=NULL;
#ifdef __WIN32__
HANDLE f;
DWORD r, t;
#else
FILE *f;
int64_t r, t = 0;
int64_t t;
#endif
read_size=0;
if(!file || !*file) return NULL;
/* for some reason sometimes fread refuses to load the entire file under Windows... even if it's as small as 10k... */
#ifdef __WIN32__
f=CreateFileA(file, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
if(f){
r=GetFileSize(f,NULL);
read_size=r;
data=(unsigned char*)malloc(read_size+1);
if(!data) { fprintf(stderr,"mkbootimg: %s\r\n",lang[ERR_MEM]); exit(1); }
memset(data,0,read_size+1);
if(!ReadFile(f,data,r,&t,NULL) || r != t) { fprintf(stderr,"mkbootimg: '%s' ReadFile %ld != %ld ???\r\n",file,t,r); exit(1); }
data[read_size] = 0;
CloseHandle(f);
}
#else
f=fopen(file,"r");
if(f){
fseek(f,0L,SEEK_END);
@ -73,14 +93,12 @@ unsigned char* readfileall(char *file)
data=(unsigned char*)malloc(read_size+1);
if(!data) { fprintf(stderr,"mkbootimg: %s\r\n",lang[ERR_MEM]); exit(1); }
memset(data,0,read_size+1);
do {
r = fread(data + t,1,read_size - t,f);
t += r;
} while(r > 0 && t < read_size);
t = fread(data,1,read_size,f);
if(t != read_size) { fprintf(stderr,"mkbootimg: '%s' fread %ld != %ld ???\r\n",file,(long int)t,(long int)read_size); exit(1); }
data[read_size] = 0;
fclose(f);
}
#endif
return data;
}