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Fixed small memory leak in Pass::call()

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This commit is contained in:
Clifford Wolf 2014-02-23 01:28:29 +01:00
parent f8c9143b2b
commit b76528d8a5
1 changed files with 4 additions and 1 deletions
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5
kernel/register.cc
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@ -133,8 +133,10 @@ void Pass::call(RTLIL::Design *design, std::string command)
std::vector<std::string> args; std::vector<std::string> args;
char *s = strdup(command.c_str()), *sstart = s, *saveptr; char *s = strdup(command.c_str()), *sstart = s, *saveptr;
s += strspn(s, " \t\r\n"); s += strspn(s, " \t\r\n");
if (*s == 0 || *s == '#') if (*s == 0 || *s == '#') {
free(sstart);
return; return;
}
if (*s == '!') { if (*s == '!') {
for (s++; *s == ' ' || *s == '\t'; s++) { } for (s++; *s == ' ' || *s == '\t'; s++) { }
char *p = s + strlen(s) - 1; char *p = s + strlen(s) - 1;
@ -144,6 +146,7 @@ void Pass::call(RTLIL::Design *design, std::string command)
int retCode = system(s); int retCode = system(s);
if (retCode != 0) if (retCode != 0)
log_cmd_error("Shell command returned error code %d.\n", retCode); log_cmd_error("Shell command returned error code %d.\n", retCode);
free(sstart);
return; return;
} }
for (char *p = strtok_r(s, " \t\r\n", &saveptr); p; p = strtok_r(NULL, " \t\r\n", &saveptr)) { for (char *p = strtok_r(s, " \t\r\n", &saveptr); p; p = strtok_r(NULL, " \t\r\n", &saveptr)) {