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AIX: implement xsetprogname and xgetprogname #4053

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AIX: implement xsetprogname and xgetprogname #4053

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9 changes: 9 additions & 0 deletions misc/system.h
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Original file line number Diff line number Diff line change
Expand Up @@ -85,6 +85,15 @@ extern int fdatasync(int fildes);
# define xsetprogname(pn)
extern const char *__progname;
# define xgetprogname(pn) __progname
#elif defined(_AIX)
char *aix_progname = NULL;
#define xsetprogname(pn) \
{ if (aix_progname == NULL) { \
if ((aix_progname = strrchr(pn, '/')) != NULL) aix_progname++; \
else aix_progname = pn; \
} \
}
#define xgetprogname() aix_progname
#else
# error "Did not find any sutable implementation of xsetprogname/xgetprogname"
#endif
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