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Add error handling code for fopen

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Check the return value of fopen, and add proper error handling code.
This commit is contained in:
Jia Zhouyang
2018-03-04 20:50:49 +08:00
committed by GitHub
parent e0d419f034
commit 996287e2fd
1 changed files with 6 additions and 2 deletions
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file.c
+4
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@@ -611,9 +611,11 @@ readHeader(URLFile *uf, Buffer *newBuf, int thru, ParsedURL *pu)
if(w3m_reqlog){ if(w3m_reqlog){
FILE *ff; FILE *ff;
ff = fopen(w3m_reqlog, "a"); ff = fopen(w3m_reqlog, "a");
if(ff){
Strfputs(tmp, ff); Strfputs(tmp, ff);
fclose(ff); fclose(ff);
} }
}
if (src) if (src)
Strfputs(tmp, src); Strfputs(tmp, src);
cleanup_line(tmp, HEADER_MODE); cleanup_line(tmp, HEADER_MODE);
@@ -7580,6 +7582,8 @@ loadImageBuffer(URLFile *uf, Buffer *newBuf)
tmp = Sprintf("<img src=\"%s\"><br><br>", html_quote(image.url)); tmp = Sprintf("<img src=\"%s\"><br><br>", html_quote(image.url));
tmpf = tmpfname(TMPF_SRC, ".html"); tmpf = tmpfname(TMPF_SRC, ".html");
src = fopen(tmpf->ptr, "w"); src = fopen(tmpf->ptr, "w");
if (src == NULL)
return NULL;
newBuf->mailcap_source = tmpf->ptr; newBuf->mailcap_source = tmpf->ptr;
init_stream(&f, SCM_LOCAL, newStrStream(tmp)); init_stream(&f, SCM_LOCAL, newStrStream(tmp));