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fixed minor coverity warning

dev
Yann Collet 2016-07-13 19:30:40 +02:00
parent 5e80dd3261
commit 44f684ded3
1 changed files with 17 additions and 13 deletions
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30
programs/fileio.c
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@ -367,8 +367,9 @@ static int FIO_compressFilename_internal(cRess_t ress,
if (strlen(srcFileName) > 20) srcFileName += strlen(srcFileName)-20; /* display last 20 characters */
DISPLAYLEVEL(2, "\r%79s\r", "");
DISPLAYLEVEL(2,"%-20.20s :%6.2f%% (%6llu => %6llu bytes, %s) \n", srcFileName,
(double)compressedfilesize/readsize*100, (unsigned long long)readsize, (unsigned long long) compressedfilesize,
dstFileName);
(double)compressedfilesize/(readsize+(!readsize) /* avoid div by zero */ )*100,
(unsigned long long)readsize, (unsigned long long) compressedfilesize,
dstFileName);
return 0;
}
@ -396,7 +397,7 @@ static int FIO_compressFilename_srcFile(cRess_t ress,
result = FIO_compressFilename_internal(ress, dstFileName, srcFileName, cLevel);
fclose(ress.srcFile);
if ((g_removeSrcFile) && (!result)) remove(srcFileName);
if ((g_removeSrcFile) && (!result)) { if (remove(srcFileName)) EXM_THROW(1, "zstd: %s: %s", srcFileName, strerror(errno)); }
return result;
}
@ -417,7 +418,7 @@ static int FIO_compressFilename_dstFile(cRess_t ress,
result = FIO_compressFilename_srcFile(ress, dstFileName, srcFileName, cLevel);
if (fclose(ress.dstFile)) { DISPLAYLEVEL(1, "zstd: %s: %s \n", dstFileName, strerror(errno)); result=1; }
if (result!=0) remove(dstFileName); /* remove operation artefact */
if (result!=0) { if (remove(dstFileName)) EXM_THROW(1, "zstd: %s: %s", dstFileName, strerror(errno)); } /* remove operation artefact */
return result;
}
@ -443,13 +444,14 @@ int FIO_compressMultipleFilenames(const char** inFileNamesTable, unsigned nbFile
const char* dictFileName, int compressionLevel)
{
int missed_files = 0;
char* dstFileName = (char*)malloc(FNSPACE);
size_t dfnSize = FNSPACE;
char* dstFileName = (char*)malloc(FNSPACE);
size_t const suffixSize = suffix ? strlen(suffix) : 0;
cRess_t ress;
cRess_t ress = FIO_createCResources(dictFileName);
/* init */
ress = FIO_createCResources(dictFileName);
if (dstFileName==NULL) EXM_THROW(27, "FIO_compressMultipleFilenames : allocation error for dstFileName");
if (suffix == NULL) EXM_THROW(28, "FIO_compressMultipleFilenames : dst unknown"); /* should never happen */
/* loop on each file */
if (!strcmp(suffix, stdoutmark)) {
@ -719,8 +721,8 @@ static int FIO_decompressSrcFile(dRess_t ress, const char* srcFileName)
DISPLAYLEVEL(2, "%-20.20s: %llu bytes \n", srcFileName, filesize);
/* Close */
fclose(srcFile);
if (g_removeSrcFile) remove(srcFileName);
if (fclose(srcFile)) EXM_THROW(32, "zstd: %s close error", srcFileName); /* error should never happen */
if (g_removeSrcFile) { if (remove(srcFileName)) EXM_THROW(32, "zstd: %s: %s", srcFileName, strerror(errno)); };
return 0;
}
@ -767,19 +769,21 @@ int FIO_decompressMultipleFilenames(const char** srcNamesTable, unsigned nbFiles
int missingFiles = 0;
dRess_t ress = FIO_createDResources(dictFileName);
if (suffix==NULL) EXM_THROW(70, "zstd: decompression: unknown dst"); /* should never happen */
if (!strcmp(suffix, stdoutmark) || !strcmp(suffix, nulmark)) {
unsigned u;
ress.dstFile = FIO_openDstFile(suffix);
if (ress.dstFile == 0) EXM_THROW(71, "cannot open %s", suffix);
for (u=0; u<nbFiles; u++)
missingFiles += FIO_decompressSrcFile(ress, srcNamesTable[u]);
if (fclose(ress.dstFile)) EXM_THROW(39, "Write error : cannot properly close %s", stdoutmark);
if (fclose(ress.dstFile)) EXM_THROW(72, "Write error : cannot properly close %s", stdoutmark);
} else {
size_t const suffixSize = suffix ? strlen(suffix) : 0;
size_t const suffixSize = strlen(suffix);
size_t dfnSize = FNSPACE;
unsigned u;
char* dstFileName = (char*)malloc(FNSPACE);
if (dstFileName==NULL) EXM_THROW(70, "not enough memory for dstFileName");
if (dstFileName==NULL) EXM_THROW(73, "not enough memory for dstFileName");
for (u=0; u<nbFiles; u++) { /* create dstFileName */
const char* const srcFileName = srcNamesTable[u];
size_t const sfnSize = strlen(srcFileName);
@ -788,7 +792,7 @@ int FIO_decompressMultipleFilenames(const char** srcNamesTable, unsigned nbFiles
free(dstFileName);
dfnSize = sfnSize + 20;
dstFileName = (char*)malloc(dfnSize);
if (dstFileName==NULL) EXM_THROW(71, "not enough memory for dstFileName");
if (dstFileName==NULL) EXM_THROW(74, "not enough memory for dstFileName");
}
if (sfnSize <= suffixSize || strcmp(suffixPtr, suffix) != 0) {
DISPLAYLEVEL(1, "zstd: %s: unknown suffix (%4s expected) -- ignored \n", srcFileName, suffix);