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Appendix M Error Codes

Gcal produces the following exit codes:

127
Request for help screen, software license or program version (adjustable).
126
Invalid command line argument / option.
125
Year out of range for computing the Easter Sunday's date.
124
Virtual memory exhausted.
123
Invalid date part in resource file or in include file.
122
Invalid month field entry in resource file or in include file.
121
Invalid day field entry in resource file or in include file.
120
Malformed #include statement in resource file or in include file.
119
Illegal recursive/cyclic #include statement in resource file or in include file.
118
Resource file or include file not found.
117
Invalid n'th weekday field (only 1...5 or 9 valid).
116
Missing whitespace separator character between date part and text part.
115
Response file respectively shell script cannot be written.
114
Invalid date variable operation.
113
Referenced date variable undefined.
112
Invalid date value assigned to date variable.
111
Sending output to eMail address failed.
110
Internal error, C function pipe(), fork(), exec*() or unlink() failed.
109
Error reading resource, include respectively response file.
108
Illegal character found in response file.
107
Internal error, invalid value for the size of an internal table occurred.
106
Invalid date format text specified.
105
Invalid text variable definition.
104
Invalid regular expression search pattern specified.
3
Program aborted by signal.
2
Exit code not equal zero returned by external command.
1
Activated -c|C[], -f|F name[+...] or -# line option caused no output of resource file entries.
0
Normal program termination.