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sharedspice: make reading .spiceinit as robust as in 

the standard executable.
This commit is contained in:
Holger Vogt 2021-01-02 15:09:04 +01:00
parent 1234c3bdf8
commit 89f0fb6d74
1 changed files with 36 additions and 29 deletions
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65
src/sharedspice.c
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@ -579,9 +579,9 @@ name is the initialisation file's name
Return true on success Return true on success
SJB 25th April 2005 */ SJB 25th April 2005 */
static bool static bool
read_initialisation_file(char *dir, char *name) read_initialisation_file(const char *dir, const char *name)
{ {
char *path; const char *path;
bool result = FALSE; bool result = FALSE;
/* check name */ /* check name */
@ -783,36 +783,43 @@ ngSpice_Init(SendChar* printfcn, SendStat* statusfcn, ControlledExit* ngspiceexi
tfree(s); tfree(s);
} }
#else /* ~ HAVE_PWD_H */ #else /* ~ HAVE_PWD_H */
/* load user's initialisation file .spiceinit (or old spice.rc) /* load user's initialisation file
try accessing the initialisation file in the current directory, try accessing the initialisation file .spiceinit in the current directory
or the user's home directories HOME (Linux) and USERPROFILE (MS Windows)*/ if that fails try the alternate name spice.rc, then look into the HOME
char *homedir; directory, then into USERPROFILE */
bool userfileok = read_initialisation_file("", INITSTR); /*.spiceinit*/ do {
if (!userfileok) { if (read_initialisation_file("", INITSTR) != FALSE) {
homedir = getenv("HOME"); break;
if (homedir)
userfileok = read_initialisation_file(homedir, INITSTR);
else {
homedir = getenv("USERPROFILE");
if (homedir)
userfileok = read_initialisation_file(homedir, INITSTR);
} }
} if (read_initialisation_file("", ALT_INITSTR) != FALSE) {
if (!userfileok) break;
userfileok = read_initialisation_file("", ALT_INITSTR); /*spice.rc*/
if (!userfileok) {
homedir = getenv("HOME");
if (homedir)
userfileok = read_initialisation_file(homedir, ALT_INITSTR);
else {
homedir = getenv("USERPROFILE");
if (homedir)
userfileok = read_initialisation_file(homedir, ALT_INITSTR);
} }
}
if (!userfileok && ft_ngdebug) {
fprintf(stdout, "Warning: No user initialization file .spiceinit or spice.rc found\n"); const char* const home = getenv("HOME");
if (home) {
if (read_initialisation_file(home, INITSTR) != FALSE) {
break;
}
if (read_initialisation_file(home, ALT_INITSTR) != FALSE) {
break;
}
}
}
{
const char* const usr = getenv("USERPROFILE");
if (usr) {
if (read_initialisation_file(usr, INITSTR) != FALSE) {
break;
}
if (read_initialisation_file(usr, ALT_INITSTR) != FALSE) {
break;
}
}
}
} while (0); /* end of case that init file is read */
#endif /* ~ HAVE_PWD_H */ #endif /* ~ HAVE_PWD_H */
if (!cp_getvar("nosighandling", CP_BOOL, NULL, 0)) if (!cp_getvar("nosighandling", CP_BOOL, NULL, 0))