diff options
Diffstat (limited to 'src/common/grfio.c')
| -rw-r--r-- | src/common/grfio.c | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/src/common/grfio.c b/src/common/grfio.c index 77b976926..57e8a5187 100644 --- a/src/common/grfio.c +++ b/src/common/grfio.c @@ -8,6 +8,7 @@ #include "../common/showmsg.h" #include "../common/strlib.h" #include "../common/utils.h" +#include "../common/nullpo.h" #include "grfio.h" #include <stdio.h> @@ -305,17 +306,21 @@ static FILELIST* filelist_find(const char* fname) // returns the original file name char* grfio_find_file(const char* fname) { - FILELIST *filelist = filelist_find(fname); - if (!filelist) return NULL; - return (!filelist->fnd ? filelist->fn : filelist->fnd); + FILELIST *flist = filelist_find(fname); + if (!flist) return NULL; + return (!flist->fnd ? flist->fn : flist->fnd); } // adds a FILELIST entry into the list of loaded files -static FILELIST* filelist_add(FILELIST* entry) -{ +static FILELIST* filelist_add(FILELIST* entry) { int hash; + nullpo_ret(entry); +#ifdef __clang_analyzer__ + // Make clang's static analyzer shut up about a possible NULL pointer in &filelist[filelist_entrys] + nullpo_ret(&filelist[filelist_entrys]); +#endif // __clang_analyzer__ - #define FILELIST_ADDS 1024 // number increment of file lists ` +#define FILELIST_ADDS 1024 // number increment of file lists ` if (filelist_entrys >= filelist_maxentry) { filelist = (FILELIST *)aRealloc(filelist, (filelist_maxentry + FILELIST_ADDS) * sizeof(FILELIST)); @@ -323,7 +328,9 @@ static FILELIST* filelist_add(FILELIST* entry) filelist_maxentry += FILELIST_ADDS; } - memcpy (&filelist[filelist_entrys], entry, sizeof(FILELIST)); +#undef FILELIST_ADDS + + memcpy(&filelist[filelist_entrys], entry, sizeof(FILELIST)); hash = filehash(entry->fn); filelist[filelist_entrys].next = filelist_hash[hash]; @@ -405,7 +412,7 @@ void* grfio_reads(const char* fname, int* size) if( in != NULL ) { int declen; fseek(in,0,SEEK_END); - declen = ftell(in); + declen = (int)ftell(in); fseek(in,0,SEEK_SET); buf2 = (unsigned char *)aMalloc(declen+1); // +1 for resnametable zero-termination if(fread(buf2, 1, declen, in) != (size_t)declen) ShowError("An error occured in fread grfio_reads, fname=%s \n",fname); |