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tcctools: delete created ar file on error.

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Leaving 0-sized files around might confuse the build system.
This commit is contained in:
Reimar Döffinger 2023-10-29 18:13:19 +01:00
parent a473473fed
commit b7c732f01c
1 changed files with 4 additions and 0 deletions
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4
tcctools.c
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@ -82,6 +82,7 @@ ST_FUNC int tcc_tool_ar(TCCState *s1, int argc, char **argv)
ArHdr arhdro = arhdr_init; ArHdr arhdro = arhdr_init;
FILE *fi, *fh = NULL, *fo = NULL; FILE *fi, *fh = NULL, *fo = NULL;
const char *created_file = NULL; // must delete on error
ElfW(Ehdr) *ehdr; ElfW(Ehdr) *ehdr;
ElfW(Shdr) *shdr; ElfW(Shdr) *shdr;
ElfW(Sym) *sym; ElfW(Sym) *sym;
@ -187,6 +188,7 @@ finish:
fprintf(stderr, "tcc: ar: can't create file %s\n", argv[i_lib]); fprintf(stderr, "tcc: ar: can't create file %s\n", argv[i_lib]);
goto the_end; goto the_end;
} }
created_file = argv[i_lib];
sprintf(tfile, "%s.tmp", argv[i_lib]); sprintf(tfile, "%s.tmp", argv[i_lib]);
if ((fo = fopen(tfile, "wb+")) == NULL) if ((fo = fopen(tfile, "wb+")) == NULL)
@ -334,6 +336,8 @@ the_end:
tcc_free(afpos); tcc_free(afpos);
if (fh) if (fh)
fclose(fh); fclose(fh);
if (created_file && ret != 0)
remove(created_file);
if (fo) if (fo)
fclose(fo), remove(tfile); fclose(fo), remove(tfile);
return ret; return ret;