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xlink: use some proper return values

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This commit is contained in:
bentley
2010-01-15 00:33:46 -07:00
parent 157fda2bc8
commit b223905e67
1 changed files with 6 additions and 5 deletions
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11
src/link/main.c
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@@ -2,6 +2,7 @@
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <string.h> #include <string.h>
#include <sysexits.h>
#include <unistd.h> #include <unistd.h>
#include "asmotor.h" #include "asmotor.h"
@@ -45,7 +46,7 @@ usage(void)
printf("usage: xlink [m mapfile] [-n symfile] [-s symbol] [-tg | -ts | -tp]\n"); printf("usage: xlink [m mapfile] [-n symfile] [-s symbol] [-tg | -ts | -tp]\n");
printf("\t [-z pad_value] linkfile\n"); printf("\t [-z pad_value] linkfile\n");
exit(0); exit(EX_USAGE);
} }
/* /*
* Parse the linkfile and load all the objectfiles * Parse the linkfile and load all the objectfiles
@@ -60,7 +61,7 @@ ProcessLinkfile(char *tzLinkfile)
pLinkfile = fopen(tzLinkfile, "rt"); pLinkfile = fopen(tzLinkfile, "rt");
if (!pLinkfile) { if (!pLinkfile) {
errx(5, "Unable to find linkfile '%s'", tzLinkfile); errx(EX_NOINPUT, "Unable to find linkfile '%s'", tzLinkfile);
} }
while (!feof(pLinkfile)) { while (!feof(pLinkfile)) {
char tzLine[256]; char tzLine[256];
@@ -147,7 +148,7 @@ main(int argc, char *argv[])
outputtype = OUTPUT_PSION2; outputtype = OUTPUT_PSION2;
break; break;
default: default:
errx(5, "Invalid argument to option t"); errx(EX_USAGE, "Invalid argument to option t");
break; break;
} }
break; break;
@@ -157,9 +158,9 @@ main(int argc, char *argv[])
else { else {
fillchar = strtoul(optarg, &ep, 0); fillchar = strtoul(optarg, &ep, 0);
if (optarg[0] == '\0' || *ep != '\0') if (optarg[0] == '\0' || *ep != '\0')
errx(5, "Invalid argument for option 'z'"); errx(EX_USAGE, "Invalid argument for option 'z'");
if (fillchar < 0 || fillchar > 0xFF) if (fillchar < 0 || fillchar > 0xFF)
errx(5, "Argument for option 'z' must be between 0 and 0xFF"); errx(EX_USAGE, "Argument for option 'z' must be between 0 and 0xFF");
} }
break; break;
default: default: